wasm2js: do not try to be smart with not emitting if braces, the corner cases are tricky (#2026)

leave them for later optimizers/minifiers

38 files changed, 6288 insertions, 4002 deletions

diff --git a/test/wasm2js/address.2asm.js b/test/wasm2js/address.2asm.js
index 344718867..f9e5202ec 100644
--- a/test/wasm2js/address.2asm.js
+++ b/test/wasm2js/address.2asm.js
@@ -53,18 +53,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/block.2asm.js b/test/wasm2js/block.2asm.js
index bc7712d46..0a3c59c3c 100644
--- a/test/wasm2js/block.2asm.js
+++ b/test/wasm2js/block.2asm.js
@@ -89,7 +89,9 @@ function asmFunc(global, env, buffer) {
    break block;
   }
   block44 : {
-   if (1) break block44;
+   if (1) {
+    break block44
+   }
    abort();
   }
   block45 : {
@@ -173,7 +175,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
diff --git a/test/wasm2js/br.2asm.js b/test/wasm2js/br.2asm.js
index 8d131015a..c30b7d2de 100644
--- a/test/wasm2js/br.2asm.js
+++ b/test/wasm2js/br.2asm.js
@@ -229,9 +229,13 @@ function asmFunc(global, env, buffer) {
   var $3_1 = 0, $5_1 = 0;
   block : {
    if ($0) {
-    $3_1 = 3;
-    break block;
-   } else $5_1 = $1_1;
+    {
+     $3_1 = 3;
+     break block;
+    }
+   } else {
+    $5_1 = $1_1
+   }
    $3_1 = $5_1;
   }
   return $3_1 | 0;
@@ -242,9 +246,13 @@ function asmFunc(global, env, buffer) {
   $1_1 = $1_1 | 0;
   var $4_1 = 0, $5_1 = 0;
   block : {
-   if ($0) $5_1 = $1_1; else {
-    $4_1 = 4;
-    break block;
+   if ($0) {
+    $5_1 = $1_1
+   } else {
+    {
+     $4_1 = 4;
+     break block;
+    }
    }
    $4_1 = $5_1;
   }
@@ -555,7 +563,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -565,35 +575,43 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0, i64toi32_i32$3 = 0, i64toi32_i32$5 = 0, i64toi32_i32$4 = 0, i64toi32_i32$2 = 0, i64toi32_i32$1 = 0, $10_1 = 0, $5$hi = 0, $8$hi = 0;
   i64toi32_i32$0 = var$0$hi;
   if (((var$0 | i64toi32_i32$0 | 0 | 0) == (0 | 0) | 0) == (0 | 0)) {
-   i64toi32_i32$0 = var$0$hi;
-   i64toi32_i32$2 = var$0;
-   i64toi32_i32$1 = 4294967295;
-   i64toi32_i32$3 = 4294967295;
-   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-   if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-   $5$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = var$0$hi;
-   i64toi32_i32$5 = $5$hi;
-   i64toi32_i32$0 = i64toi32_i32$4;
-   i64toi32_i32$2 = var$0$hi;
-   i64toi32_i32$3 = var$0;
-   i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
-   i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
-   i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
-   i64toi32_i32$5 = 0;
-   if ((i64toi32_i32$3 | 0) == (32 | 0)) $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0; else $10_1 = i64toi32_i32$3;
-   $8$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$0 = 63;
-   i64toi32_i32$2 = $8$hi;
-   i64toi32_i32$3 = $10_1;
-   i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
-   i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
-   i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-   i64toi32_i32$0 = i64toi32_i32$1;
-   i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
-   return i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$0 = var$0$hi;
+    i64toi32_i32$2 = var$0;
+    i64toi32_i32$1 = 4294967295;
+    i64toi32_i32$3 = 4294967295;
+    i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
+    $5$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = var$0$hi;
+    i64toi32_i32$5 = $5$hi;
+    i64toi32_i32$0 = i64toi32_i32$4;
+    i64toi32_i32$2 = var$0$hi;
+    i64toi32_i32$3 = var$0;
+    i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
+    i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
+    i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
+    i64toi32_i32$5 = 0;
+    if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+     $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0
+    } else {
+     $10_1 = i64toi32_i32$3
+    }
+    $8$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$0 = 63;
+    i64toi32_i32$2 = $8$hi;
+    i64toi32_i32$3 = $10_1;
+    i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
+    i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
+    i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+    i64toi32_i32$0 = i64toi32_i32$1;
+    i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
+    return i64toi32_i32$0 | 0;
+   }
   }
   i64toi32_i32$0 = 0;
   i64toi32_i32$4 = 64;
@@ -607,18 +625,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/br_if.2asm.js b/test/wasm2js/br_if.2asm.js
index e6f77cfd7..2776b8e86 100644
--- a/test/wasm2js/br_if.2asm.js
+++ b/test/wasm2js/br_if.2asm.js
@@ -29,7 +29,9 @@ function asmFunc(global, env, buffer) {
  function $1($0) {
   $0 = $0 | 0;
   block : {
-   if ($0) break block;
+   if ($0) {
+    break block
+   }
    return 2 | 0;
   }
   return 3 | 0;
@@ -39,7 +41,9 @@ function asmFunc(global, env, buffer) {
   $0 = $0 | 0;
   block : {
    dummy();
-   if ($0) break block;
+   if ($0) {
+    break block
+   }
    return 2 | 0;
   }
   return 3 | 0;
@@ -50,7 +54,9 @@ function asmFunc(global, env, buffer) {
   block : {
    dummy();
    dummy();
-   if ($0) break block;
+   if ($0) {
+    break block
+   }
   }
  }
  
@@ -59,7 +65,9 @@ function asmFunc(global, env, buffer) {
   var $2_1 = 0;
   block : {
    $2_1 = 10;
-   if ($0) break block;
+   if ($0) {
+    break block
+   }
    return 11 | 0;
   }
   return $2_1 | 0;
@@ -71,7 +79,9 @@ function asmFunc(global, env, buffer) {
   block : {
    dummy();
    $2_1 = 20;
-   if ($0) break block;
+   if ($0) {
+    break block
+   }
    return 21 | 0;
   }
   return $2_1 | 0;
@@ -84,7 +94,9 @@ function asmFunc(global, env, buffer) {
    dummy();
    dummy();
    $2_1 = 11;
-   if ($0) break block;
+   if ($0) {
+    break block
+   }
   }
   return $2_1 | 0;
  }
@@ -93,7 +105,9 @@ function asmFunc(global, env, buffer) {
   $0 = $0 | 0;
   block : {
    loop_in : do {
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
     return 2 | 0;
     break loop_in;
    } while (1);
@@ -106,7 +120,9 @@ function asmFunc(global, env, buffer) {
   block : {
    loop_in : do {
     dummy();
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
     return 2 | 0;
     break loop_in;
    } while (1);
@@ -119,7 +135,9 @@ function asmFunc(global, env, buffer) {
   fake_return_waka123 : {
    loop_in : do {
     dummy();
-    if ($0) break fake_return_waka123;
+    if ($0) {
+     break fake_return_waka123
+    }
     break loop_in;
    } while (1);
   }
@@ -130,8 +148,12 @@ function asmFunc(global, env, buffer) {
   $1_1 = $1_1 | 0;
   block : {
    if ($0) {
-    if ($1_1) break block;
-   } else dummy();
+    if ($1_1) {
+     break block
+    }
+   } else {
+    dummy()
+   }
   }
  }
  
@@ -139,7 +161,13 @@ function asmFunc(global, env, buffer) {
   $0 = $0 | 0;
   $1_1 = $1_1 | 0;
   block : {
-   if ($0) dummy(); else if ($1_1) break block;;
+   if ($0) {
+    dummy()
+   } else {
+    if ($1_1) {
+     break block
+    }
+   }
   }
  }
  
@@ -149,7 +177,9 @@ function asmFunc(global, env, buffer) {
   block : {
    block0 : {
     $2_1 = 8;
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4 + 16 | 0;
   }
@@ -162,7 +192,9 @@ function asmFunc(global, env, buffer) {
   block : {
    block1 : {
     $2_1 = 8;
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    break block;
@@ -176,10 +208,14 @@ function asmFunc(global, env, buffer) {
   block : {
    block2 : {
     $2_1 = 8;
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
-   if (1) break block;
+   if (1) {
+    break block
+   }
    $2_1 = 16;
   }
   return 1 + $2_1 | 0 | 0;
@@ -191,10 +227,14 @@ function asmFunc(global, env, buffer) {
   block : {
    block3 : {
     $2_1 = 8;
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
-   if (1) break block;
+   if (1) {
+    break block
+   }
    $2_1 = 16;
   }
   return 1 + $2_1 | 0 | 0;
@@ -206,7 +246,9 @@ function asmFunc(global, env, buffer) {
   block : {
    block4 : {
     $2_1 = 8;
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    switch (1 | 0) {
@@ -223,7 +265,9 @@ function asmFunc(global, env, buffer) {
   block : {
    block5 : {
     $2_1 = 8;
-    if ($0) break block;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    switch (1 | 0) {
diff --git a/test/wasm2js/br_table.2asm.js b/test/wasm2js/br_table.2asm.js
index 6d80b976f..2a33ce688 100644
--- a/test/wasm2js/br_table.2asm.js
+++ b/test/wasm2js/br_table.2asm.js
@@ -49681,12 +49681,16 @@ function asmFunc(global, env, buffer) {
   var $4_1 = 0, $6_1 = 0;
   block : {
    if ($0) {
-    $4_1 = 3;
-    switch (0 | 0) {
-    default:
-     break block;
-    };
-   } else $6_1 = $1_1;
+    {
+     $4_1 = 3;
+     switch (0 | 0) {
+     default:
+      break block;
+     };
+    }
+   } else {
+    $6_1 = $1_1
+   }
    $4_1 = $6_1;
   }
   return $4_1 | 0;
@@ -49698,16 +49702,20 @@ function asmFunc(global, env, buffer) {
   var $4_1 = 0, $5_1 = 0, $6_1 = 0, $7_1 = 0;
   block : {
    if_ : {
-    if ($0) $7_1 = $1_1; else {
-     $4_1 = 4;
-     $5_1 = $4_1;
-     $6_1 = $4_1;
-     switch (0 | 0) {
-     case 0:
-      break block;
-     default:
-      break if_;
-     };
+    if ($0) {
+     $7_1 = $1_1
+    } else {
+     {
+      $4_1 = 4;
+      $5_1 = $4_1;
+      $6_1 = $4_1;
+      switch (0 | 0) {
+      case 0:
+       break block;
+      default:
+       break if_;
+      };
+     }
     }
     $6_1 = $7_1;
    }
@@ -50190,7 +50198,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -50200,35 +50210,43 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0, i64toi32_i32$3 = 0, i64toi32_i32$5 = 0, i64toi32_i32$4 = 0, i64toi32_i32$2 = 0, i64toi32_i32$1 = 0, $10_1 = 0, $5$hi = 0, $8$hi = 0;
   i64toi32_i32$0 = var$0$hi;
   if (((var$0 | i64toi32_i32$0 | 0 | 0) == (0 | 0) | 0) == (0 | 0)) {
-   i64toi32_i32$0 = var$0$hi;
-   i64toi32_i32$2 = var$0;
-   i64toi32_i32$1 = 4294967295;
-   i64toi32_i32$3 = 4294967295;
-   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-   if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-   $5$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = var$0$hi;
-   i64toi32_i32$5 = $5$hi;
-   i64toi32_i32$0 = i64toi32_i32$4;
-   i64toi32_i32$2 = var$0$hi;
-   i64toi32_i32$3 = var$0;
-   i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
-   i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
-   i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
-   i64toi32_i32$5 = 0;
-   if ((i64toi32_i32$3 | 0) == (32 | 0)) $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0; else $10_1 = i64toi32_i32$3;
-   $8$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$0 = 63;
-   i64toi32_i32$2 = $8$hi;
-   i64toi32_i32$3 = $10_1;
-   i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
-   i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
-   i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-   i64toi32_i32$0 = i64toi32_i32$1;
-   i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
-   return i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$0 = var$0$hi;
+    i64toi32_i32$2 = var$0;
+    i64toi32_i32$1 = 4294967295;
+    i64toi32_i32$3 = 4294967295;
+    i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
+    $5$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = var$0$hi;
+    i64toi32_i32$5 = $5$hi;
+    i64toi32_i32$0 = i64toi32_i32$4;
+    i64toi32_i32$2 = var$0$hi;
+    i64toi32_i32$3 = var$0;
+    i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
+    i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
+    i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
+    i64toi32_i32$5 = 0;
+    if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+     $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0
+    } else {
+     $10_1 = i64toi32_i32$3
+    }
+    $8$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$0 = 63;
+    i64toi32_i32$2 = $8$hi;
+    i64toi32_i32$3 = $10_1;
+    i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
+    i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
+    i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+    i64toi32_i32$0 = i64toi32_i32$1;
+    i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
+    return i64toi32_i32$0 | 0;
+   }
   }
   i64toi32_i32$0 = 0;
   i64toi32_i32$4 = 64;
@@ -50242,18 +50260,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/br_table_temp.2asm.js b/test/wasm2js/br_table_temp.2asm.js
index 070e01f42..d12bfb2cb 100644
--- a/test/wasm2js/br_table_temp.2asm.js
+++ b/test/wasm2js/br_table_temp.2asm.js
@@ -49679,12 +49679,16 @@ function asmFunc(global, env, buffer) {
   var $4_1 = 0, $6_1 = 0;
   block : {
    if ($0) {
-    $4_1 = 3;
-    switch (0 | 0) {
-    default:
-     break block;
-    };
-   } else $6_1 = $1_1;
+    {
+     $4_1 = 3;
+     switch (0 | 0) {
+     default:
+      break block;
+     };
+    }
+   } else {
+    $6_1 = $1_1
+   }
    $4_1 = $6_1;
   }
   return $4_1 | 0;
@@ -49696,16 +49700,20 @@ function asmFunc(global, env, buffer) {
   var $4_1 = 0, $5_1 = 0, $6_1 = 0, $7_1 = 0;
   block : {
    if_ : {
-    if ($0) $7_1 = $1_1; else {
-     $4_1 = 4;
-     $5_1 = $4_1;
-     $6_1 = $4_1;
-     switch (0 | 0) {
-     case 0:
-      break block;
-     default:
-      break if_;
-     };
+    if ($0) {
+     $7_1 = $1_1
+    } else {
+     {
+      $4_1 = 4;
+      $5_1 = $4_1;
+      $6_1 = $4_1;
+      switch (0 | 0) {
+      case 0:
+       break block;
+      default:
+       break if_;
+      };
+     }
     }
     $6_1 = $7_1;
    }
@@ -50186,7 +50194,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -50196,35 +50206,43 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0, i64toi32_i32$3 = 0, i64toi32_i32$5 = 0, i64toi32_i32$4 = 0, i64toi32_i32$2 = 0, i64toi32_i32$1 = 0, $10_1 = 0, $5$hi = 0, $8$hi = 0;
   i64toi32_i32$0 = var$0$hi;
   if (((var$0 | i64toi32_i32$0 | 0 | 0) == (0 | 0) | 0) == (0 | 0)) {
-   i64toi32_i32$0 = var$0$hi;
-   i64toi32_i32$2 = var$0;
-   i64toi32_i32$1 = 4294967295;
-   i64toi32_i32$3 = 4294967295;
-   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-   if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-   $5$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = var$0$hi;
-   i64toi32_i32$5 = $5$hi;
-   i64toi32_i32$0 = i64toi32_i32$4;
-   i64toi32_i32$2 = var$0$hi;
-   i64toi32_i32$3 = var$0;
-   i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
-   i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
-   i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
-   i64toi32_i32$5 = 0;
-   if ((i64toi32_i32$3 | 0) == (32 | 0)) $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0; else $10_1 = i64toi32_i32$3;
-   $8$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$0 = 63;
-   i64toi32_i32$2 = $8$hi;
-   i64toi32_i32$3 = $10_1;
-   i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
-   i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
-   i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-   i64toi32_i32$0 = i64toi32_i32$1;
-   i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
-   return i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$0 = var$0$hi;
+    i64toi32_i32$2 = var$0;
+    i64toi32_i32$1 = 4294967295;
+    i64toi32_i32$3 = 4294967295;
+    i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
+    $5$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = var$0$hi;
+    i64toi32_i32$5 = $5$hi;
+    i64toi32_i32$0 = i64toi32_i32$4;
+    i64toi32_i32$2 = var$0$hi;
+    i64toi32_i32$3 = var$0;
+    i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
+    i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
+    i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
+    i64toi32_i32$5 = 0;
+    if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+     $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0
+    } else {
+     $10_1 = i64toi32_i32$3
+    }
+    $8$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$0 = 63;
+    i64toi32_i32$2 = $8$hi;
+    i64toi32_i32$3 = $10_1;
+    i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
+    i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
+    i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+    i64toi32_i32$0 = i64toi32_i32$1;
+    i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
+    return i64toi32_i32$0 | 0;
+   }
   }
   i64toi32_i32$0 = 0;
   i64toi32_i32$4 = 64;
@@ -50238,18 +50256,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/call.2asm.js b/test/wasm2js/call.2asm.js
index 509753ee3..ad1dcf08f 100644
--- a/test/wasm2js/call.2asm.js
+++ b/test/wasm2js/call.2asm.js
@@ -160,25 +160,29 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$5 = 0, i64toi32_i32$2 = 0, i64toi32_i32$0 = 0, $8 = 0, $8$hi = 0, i64toi32_i32$3 = 0, $6 = 0, $6$hi = 0;
   i64toi32_i32$0 = $0$hi;
   if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) {
-   i64toi32_i32$0 = 0;
-   $8 = 1;
-   $8$hi = i64toi32_i32$0;
+   {
+    i64toi32_i32$0 = 0;
+    $8 = 1;
+    $8$hi = i64toi32_i32$0;
+   }
   } else {
-   i64toi32_i32$0 = $0$hi;
-   i64toi32_i32$2 = $0;
-   i64toi32_i32$3 = 1;
-   i64toi32_i32$5 = (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
-   i64toi32_i32$5 = fac(i64toi32_i32$2 - i64toi32_i32$3 | 0 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-   $6 = i64toi32_i32$5;
-   $6$hi = i64toi32_i32$2;
-   i64toi32_i32$2 = i64toi32_i32$0;
-   i64toi32_i32$5 = $6$hi;
-   i64toi32_i32$5 = __wasm_i64_mul($0 | 0, i64toi32_i32$0 | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-   $8 = i64toi32_i32$5;
-   $8$hi = i64toi32_i32$2;
+   {
+    i64toi32_i32$0 = $0$hi;
+    i64toi32_i32$2 = $0;
+    i64toi32_i32$3 = 1;
+    i64toi32_i32$5 = (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
+    i64toi32_i32$5 = fac(i64toi32_i32$2 - i64toi32_i32$3 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+    $6 = i64toi32_i32$5;
+    $6$hi = i64toi32_i32$2;
+    i64toi32_i32$2 = i64toi32_i32$0;
+    i64toi32_i32$5 = $6$hi;
+    i64toi32_i32$5 = __wasm_i64_mul($0 | 0, i64toi32_i32$0 | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+    $8 = i64toi32_i32$5;
+    $8$hi = i64toi32_i32$2;
+   }
   }
   i64toi32_i32$2 = $8$hi;
   i64toi32_i32$5 = $8;
@@ -194,31 +198,35 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$5 = 0, i64toi32_i32$2 = 0, i64toi32_i32$0 = 0, $11 = 0, $11$hi = 0, i64toi32_i32$3 = 0, $6 = 0, $6$hi = 0, $9 = 0, $9$hi = 0;
   i64toi32_i32$0 = $0$hi;
   if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) {
-   i64toi32_i32$0 = $1$hi;
-   $11 = $1;
-   $11$hi = i64toi32_i32$0;
+   {
+    i64toi32_i32$0 = $1$hi;
+    $11 = $1;
+    $11$hi = i64toi32_i32$0;
+   }
   } else {
-   i64toi32_i32$0 = $0$hi;
-   i64toi32_i32$2 = $0;
-   i64toi32_i32$3 = 1;
-   i64toi32_i32$5 = (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
-   $6 = i64toi32_i32$2 - i64toi32_i32$3 | 0;
-   $6$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = i64toi32_i32$0;
-   i64toi32_i32$5 = $1$hi;
-   i64toi32_i32$5 = i64toi32_i32$0;
-   i64toi32_i32$2 = $1$hi;
-   i64toi32_i32$2 = __wasm_i64_mul($0 | 0, i64toi32_i32$5 | 0, $1 | 0, i64toi32_i32$2 | 0) | 0;
-   i64toi32_i32$5 = i64toi32_i32$HIGH_BITS;
-   $9 = i64toi32_i32$2;
-   $9$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = $6$hi;
-   i64toi32_i32$2 = $9$hi;
-   i64toi32_i32$2 = fac_acc($6 | 0, i64toi32_i32$5 | 0, $9 | 0, i64toi32_i32$2 | 0) | 0;
-   i64toi32_i32$5 = i64toi32_i32$HIGH_BITS;
-   $11 = i64toi32_i32$2;
-   $11$hi = i64toi32_i32$5;
+   {
+    i64toi32_i32$0 = $0$hi;
+    i64toi32_i32$2 = $0;
+    i64toi32_i32$3 = 1;
+    i64toi32_i32$5 = (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
+    $6 = i64toi32_i32$2 - i64toi32_i32$3 | 0;
+    $6$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = i64toi32_i32$0;
+    i64toi32_i32$5 = $1$hi;
+    i64toi32_i32$5 = i64toi32_i32$0;
+    i64toi32_i32$2 = $1$hi;
+    i64toi32_i32$2 = __wasm_i64_mul($0 | 0, i64toi32_i32$5 | 0, $1 | 0, i64toi32_i32$2 | 0) | 0;
+    i64toi32_i32$5 = i64toi32_i32$HIGH_BITS;
+    $9 = i64toi32_i32$2;
+    $9$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = $6$hi;
+    i64toi32_i32$2 = $9$hi;
+    i64toi32_i32$2 = fac_acc($6 | 0, i64toi32_i32$5 | 0, $9 | 0, i64toi32_i32$2 | 0) | 0;
+    i64toi32_i32$5 = i64toi32_i32$HIGH_BITS;
+    $11 = i64toi32_i32$2;
+    $11$hi = i64toi32_i32$5;
+   }
   }
   i64toi32_i32$5 = $11$hi;
   i64toi32_i32$2 = $11;
@@ -235,44 +243,50 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = 0;
   i64toi32_i32$3 = 1;
   if (i64toi32_i32$0 >>> 0 < i64toi32_i32$1 >>> 0 | ((i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) & i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0 | 0) | 0) {
-   i64toi32_i32$2 = 0;
-   $10 = 1;
-   $10$hi = i64toi32_i32$2;
+   {
+    i64toi32_i32$2 = 0;
+    $10 = 1;
+    $10$hi = i64toi32_i32$2;
+   }
   } else {
-   i64toi32_i32$2 = $0$hi;
-   i64toi32_i32$3 = $0;
-   i64toi32_i32$0 = 0;
-   i64toi32_i32$1 = 2;
-   i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-   i64toi32_i32$6 = i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0;
-   i64toi32_i32$5 = i64toi32_i32$6 + i64toi32_i32$0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-   i64toi32_i32$5 = fib(i64toi32_i32$4 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
-   $5 = i64toi32_i32$5;
-   $5$hi = i64toi32_i32$3;
-   i64toi32_i32$3 = i64toi32_i32$2;
-   i64toi32_i32$3 = i64toi32_i32$2;
-   i64toi32_i32$2 = $0;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$1 = 1;
-   i64toi32_i32$0 = i64toi32_i32$2 - i64toi32_i32$1 | 0;
-   i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$1 >>> 0;
-   i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$5 | 0;
-   i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$4 | 0;
-   i64toi32_i32$4 = fib(i64toi32_i32$0 | 0, i64toi32_i32$4 | 0) | 0;
-   i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-   $8 = i64toi32_i32$4;
-   $8$hi = i64toi32_i32$2;
-   i64toi32_i32$2 = $5$hi;
-   i64toi32_i32$3 = $5;
-   i64toi32_i32$4 = $8$hi;
-   i64toi32_i32$1 = $8;
-   i64toi32_i32$5 = i64toi32_i32$3 + i64toi32_i32$1 | 0;
-   i64toi32_i32$0 = i64toi32_i32$2 + i64toi32_i32$4 | 0;
-   if (i64toi32_i32$5 >>> 0 < i64toi32_i32$1 >>> 0) i64toi32_i32$0 = i64toi32_i32$0 + 1 | 0;
-   $10 = i64toi32_i32$5;
-   $10$hi = i64toi32_i32$0;
+   {
+    i64toi32_i32$2 = $0$hi;
+    i64toi32_i32$3 = $0;
+    i64toi32_i32$0 = 0;
+    i64toi32_i32$1 = 2;
+    i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+    i64toi32_i32$6 = i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0;
+    i64toi32_i32$5 = i64toi32_i32$6 + i64toi32_i32$0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+    i64toi32_i32$5 = fib(i64toi32_i32$4 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
+    $5 = i64toi32_i32$5;
+    $5$hi = i64toi32_i32$3;
+    i64toi32_i32$3 = i64toi32_i32$2;
+    i64toi32_i32$3 = i64toi32_i32$2;
+    i64toi32_i32$2 = $0;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$1 = 1;
+    i64toi32_i32$0 = i64toi32_i32$2 - i64toi32_i32$1 | 0;
+    i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$1 >>> 0;
+    i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$5 | 0;
+    i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$4 | 0;
+    i64toi32_i32$4 = fib(i64toi32_i32$0 | 0, i64toi32_i32$4 | 0) | 0;
+    i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+    $8 = i64toi32_i32$4;
+    $8$hi = i64toi32_i32$2;
+    i64toi32_i32$2 = $5$hi;
+    i64toi32_i32$3 = $5;
+    i64toi32_i32$4 = $8$hi;
+    i64toi32_i32$1 = $8;
+    i64toi32_i32$5 = i64toi32_i32$3 + i64toi32_i32$1 | 0;
+    i64toi32_i32$0 = i64toi32_i32$2 + i64toi32_i32$4 | 0;
+    if (i64toi32_i32$5 >>> 0 < i64toi32_i32$1 >>> 0) {
+     i64toi32_i32$0 = i64toi32_i32$0 + 1 | 0
+    }
+    $10 = i64toi32_i32$5;
+    $10$hi = i64toi32_i32$0;
+   }
   }
   i64toi32_i32$0 = $10$hi;
   i64toi32_i32$3 = $10;
@@ -285,12 +299,16 @@ function asmFunc(global, env, buffer) {
   $0$hi = $0$hi | 0;
   var i64toi32_i32$0 = 0, i64toi32_i32$5 = 0, $6 = 0, i64toi32_i32$3 = 0;
   i64toi32_i32$0 = $0$hi;
-  if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) $6 = 44; else {
-   i64toi32_i32$0 = $0$hi;
-   i64toi32_i32$3 = 1;
-   i64toi32_i32$5 = ($0 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
-   $6 = odd($0 - i64toi32_i32$3 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+  if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) {
+   $6 = 44
+  } else {
+   {
+    i64toi32_i32$0 = $0$hi;
+    i64toi32_i32$3 = 1;
+    i64toi32_i32$5 = ($0 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
+    $6 = odd($0 - i64toi32_i32$3 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+   }
   }
   return $6 | 0;
  }
@@ -300,12 +318,16 @@ function asmFunc(global, env, buffer) {
   $0$hi = $0$hi | 0;
   var i64toi32_i32$0 = 0, i64toi32_i32$5 = 0, $6 = 0, i64toi32_i32$3 = 0;
   i64toi32_i32$0 = $0$hi;
-  if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) $6 = 99; else {
-   i64toi32_i32$0 = $0$hi;
-   i64toi32_i32$3 = 1;
-   i64toi32_i32$5 = ($0 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
-   $6 = even($0 - i64toi32_i32$3 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+  if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) {
+   $6 = 99
+  } else {
+   {
+    i64toi32_i32$0 = $0$hi;
+    i64toi32_i32$3 = 1;
+    i64toi32_i32$5 = ($0 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
+    $6 = even($0 - i64toi32_i32$3 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+   }
   }
   return $6 | 0;
  }
@@ -341,11 +363,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23_1 = $17_1 + Math_imul($18_1, $21_1) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -354,11 +380,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23_1 + Math_imul($22_1, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -373,11 +403,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
diff --git a/test/wasm2js/call_indirect.2asm.js b/test/wasm2js/call_indirect.2asm.js
index 98c3d5c1e..68158ddd8 100644
--- a/test/wasm2js/call_indirect.2asm.js
+++ b/test/wasm2js/call_indirect.2asm.js
@@ -275,29 +275,33 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$5 = 0, i64toi32_i32$2 = 0, i64toi32_i32$0 = 0, $8 = 0, $8$hi = 0, i64toi32_i32$3 = 0, $6 = 0, $6$hi = 0, wasm2js_i32$0 = 0, wasm2js_i32$1 = 0, wasm2js_i32$2 = 0, wasm2js_i32$3 = 0;
   i64toi32_i32$0 = $0$hi;
   if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) {
-   i64toi32_i32$0 = 0;
-   $8 = 1;
-   $8$hi = i64toi32_i32$0;
+   {
+    i64toi32_i32$0 = 0;
+    $8 = 1;
+    $8$hi = i64toi32_i32$0;
+   }
   } else {
-   i64toi32_i32$0 = $0$hi;
-   i64toi32_i32$2 = $0;
-   i64toi32_i32$3 = 1;
-   i64toi32_i32$5 = (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
-   wasm2js_i32$2 = i64toi32_i32$2 - i64toi32_i32$3 | 0;
-   wasm2js_i32$3 = i64toi32_i32$5;
-   wasm2js_i32$1 = 12;
-   wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0, wasm2js_i32$3 | 0) | 0;
-   i64toi32_i32$5 = wasm2js_i32$0;
-   i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-   $6 = i64toi32_i32$5;
-   $6$hi = i64toi32_i32$2;
-   i64toi32_i32$2 = i64toi32_i32$0;
-   i64toi32_i32$5 = $6$hi;
-   i64toi32_i32$5 = __wasm_i64_mul($0 | 0, i64toi32_i32$0 | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-   $8 = i64toi32_i32$5;
-   $8$hi = i64toi32_i32$2;
+   {
+    i64toi32_i32$0 = $0$hi;
+    i64toi32_i32$2 = $0;
+    i64toi32_i32$3 = 1;
+    i64toi32_i32$5 = (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 - i64toi32_i32$5 | 0;
+    wasm2js_i32$2 = i64toi32_i32$2 - i64toi32_i32$3 | 0;
+    wasm2js_i32$3 = i64toi32_i32$5;
+    wasm2js_i32$1 = 12;
+    wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0, wasm2js_i32$3 | 0) | 0;
+    i64toi32_i32$5 = wasm2js_i32$0;
+    i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+    $6 = i64toi32_i32$5;
+    $6$hi = i64toi32_i32$2;
+    i64toi32_i32$2 = i64toi32_i32$0;
+    i64toi32_i32$5 = $6$hi;
+    i64toi32_i32$5 = __wasm_i64_mul($0 | 0, i64toi32_i32$0 | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+    $8 = i64toi32_i32$5;
+    $8$hi = i64toi32_i32$2;
+   }
   }
   i64toi32_i32$2 = $8$hi;
   i64toi32_i32$5 = $8;
@@ -314,52 +318,58 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = 0;
   i64toi32_i32$3 = 1;
   if (i64toi32_i32$0 >>> 0 < i64toi32_i32$1 >>> 0 | ((i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) & i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0 | 0) | 0) {
-   i64toi32_i32$2 = 0;
-   $10 = 1;
-   $10$hi = i64toi32_i32$2;
+   {
+    i64toi32_i32$2 = 0;
+    $10 = 1;
+    $10$hi = i64toi32_i32$2;
+   }
   } else {
-   i64toi32_i32$2 = $0$hi;
-   i64toi32_i32$3 = $0;
-   i64toi32_i32$0 = 0;
-   i64toi32_i32$1 = 2;
-   i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-   i64toi32_i32$6 = i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0;
-   i64toi32_i32$5 = i64toi32_i32$6 + i64toi32_i32$0 | 0;
-   i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-   wasm2js_i32$2 = i64toi32_i32$4;
-   wasm2js_i32$3 = i64toi32_i32$5;
-   wasm2js_i32$1 = 13;
-   wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0, wasm2js_i32$3 | 0) | 0;
-   i64toi32_i32$5 = wasm2js_i32$0;
-   i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
-   $5 = i64toi32_i32$5;
-   $5$hi = i64toi32_i32$3;
-   i64toi32_i32$3 = i64toi32_i32$2;
-   i64toi32_i32$3 = i64toi32_i32$2;
-   i64toi32_i32$2 = $0;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$1 = 1;
-   i64toi32_i32$0 = i64toi32_i32$2 - i64toi32_i32$1 | 0;
-   i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$1 >>> 0;
-   i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$5 | 0;
-   i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$4 | 0;
-   wasm2js_i32$3 = i64toi32_i32$0;
-   wasm2js_i32$2 = i64toi32_i32$4;
-   wasm2js_i32$1 = 13;
-   wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$3 | 0, wasm2js_i32$2 | 0) | 0;
-   i64toi32_i32$4 = wasm2js_i32$0;
-   i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-   $8 = i64toi32_i32$4;
-   $8$hi = i64toi32_i32$2;
-   i64toi32_i32$2 = $5$hi;
-   i64toi32_i32$3 = $5;
-   i64toi32_i32$4 = $8$hi;
-   i64toi32_i32$1 = $8;
-   i64toi32_i32$5 = i64toi32_i32$3 + i64toi32_i32$1 | 0;
-   i64toi32_i32$0 = i64toi32_i32$2 + i64toi32_i32$4 | 0;
-   if (i64toi32_i32$5 >>> 0 < i64toi32_i32$1 >>> 0) i64toi32_i32$0 = i64toi32_i32$0 + 1 | 0;
-   $10 = i64toi32_i32$5;
-   $10$hi = i64toi32_i32$0;
+   {
+    i64toi32_i32$2 = $0$hi;
+    i64toi32_i32$3 = $0;
+    i64toi32_i32$0 = 0;
+    i64toi32_i32$1 = 2;
+    i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+    i64toi32_i32$6 = i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0;
+    i64toi32_i32$5 = i64toi32_i32$6 + i64toi32_i32$0 | 0;
+    i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+    wasm2js_i32$2 = i64toi32_i32$4;
+    wasm2js_i32$3 = i64toi32_i32$5;
+    wasm2js_i32$1 = 13;
+    wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0, wasm2js_i32$3 | 0) | 0;
+    i64toi32_i32$5 = wasm2js_i32$0;
+    i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
+    $5 = i64toi32_i32$5;
+    $5$hi = i64toi32_i32$3;
+    i64toi32_i32$3 = i64toi32_i32$2;
+    i64toi32_i32$3 = i64toi32_i32$2;
+    i64toi32_i32$2 = $0;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$1 = 1;
+    i64toi32_i32$0 = i64toi32_i32$2 - i64toi32_i32$1 | 0;
+    i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$1 >>> 0;
+    i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$5 | 0;
+    i64toi32_i32$4 = i64toi32_i32$3 - i64toi32_i32$4 | 0;
+    wasm2js_i32$3 = i64toi32_i32$0;
+    wasm2js_i32$2 = i64toi32_i32$4;
+    wasm2js_i32$1 = 13;
+    wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$3 | 0, wasm2js_i32$2 | 0) | 0;
+    i64toi32_i32$4 = wasm2js_i32$0;
+    i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+    $8 = i64toi32_i32$4;
+    $8$hi = i64toi32_i32$2;
+    i64toi32_i32$2 = $5$hi;
+    i64toi32_i32$3 = $5;
+    i64toi32_i32$4 = $8$hi;
+    i64toi32_i32$1 = $8;
+    i64toi32_i32$5 = i64toi32_i32$3 + i64toi32_i32$1 | 0;
+    i64toi32_i32$0 = i64toi32_i32$2 + i64toi32_i32$4 | 0;
+    if (i64toi32_i32$5 >>> 0 < i64toi32_i32$1 >>> 0) {
+     i64toi32_i32$0 = i64toi32_i32$0 + 1 | 0
+    }
+    $10 = i64toi32_i32$5;
+    $10$hi = i64toi32_i32$0;
+   }
   }
   i64toi32_i32$0 = $10$hi;
   i64toi32_i32$3 = $10;
@@ -370,11 +380,15 @@ function asmFunc(global, env, buffer) {
  function even($0) {
   $0 = $0 | 0;
   var $6 = 0, wasm2js_i32$0 = 0, wasm2js_i32$1 = 0, wasm2js_i32$2 = 0;
-  if (($0 | 0) == (0 | 0)) $6 = 44; else {
-   wasm2js_i32$2 = $0 - 1 | 0;
-   wasm2js_i32$1 = 15;
-   wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0) | 0;
-   $6 = wasm2js_i32$0;
+  if (($0 | 0) == (0 | 0)) {
+   $6 = 44
+  } else {
+   {
+    wasm2js_i32$2 = $0 - 1 | 0;
+    wasm2js_i32$1 = 15;
+    wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0) | 0;
+    $6 = wasm2js_i32$0;
+   }
   }
   return $6 | 0;
  }
@@ -382,11 +396,15 @@ function asmFunc(global, env, buffer) {
  function odd($0) {
   $0 = $0 | 0;
   var $6 = 0, wasm2js_i32$0 = 0, wasm2js_i32$1 = 0, wasm2js_i32$2 = 0;
-  if (($0 | 0) == (0 | 0)) $6 = 99; else {
-   wasm2js_i32$2 = $0 - 1 | 0;
-   wasm2js_i32$1 = 14;
-   wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0) | 0;
-   $6 = wasm2js_i32$0;
+  if (($0 | 0) == (0 | 0)) {
+   $6 = 99
+  } else {
+   {
+    wasm2js_i32$2 = $0 - 1 | 0;
+    wasm2js_i32$1 = 14;
+    wasm2js_i32$0 = FUNCTION_TABLE[wasm2js_i32$1](wasm2js_i32$2 | 0) | 0;
+    $6 = wasm2js_i32$0;
+   }
   }
   return $6 | 0;
  }
@@ -428,11 +446,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23_1 = $17_1 + Math_imul($18_1, $21_1) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -441,11 +463,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29_1 = $23_1 + Math_imul($22_1, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -460,11 +486,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24_1 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24_1 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24_1 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24_1 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
diff --git a/test/wasm2js/conversions-modified.2asm.js b/test/wasm2js/conversions-modified.2asm.js
index c2d179bf0..aa61c7908 100644
--- a/test/wasm2js/conversions-modified.2asm.js
+++ b/test/wasm2js/conversions-modified.2asm.js
@@ -72,9 +72,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = Math_fround(0), $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_fround(Math_abs(i64toi32_i32$0)) >= Math_fround(1.0)) {
-   if (i64toi32_i32$0 > Math_fround(0.0)) $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0; else $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > Math_fround(0.0)) {
+     $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0
+    } else {
+     $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -86,9 +94,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = Math_fround(0), $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_fround(Math_abs(i64toi32_i32$0)) >= Math_fround(1.0)) {
-   if (i64toi32_i32$0 > Math_fround(0.0)) $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0; else $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > Math_fround(0.0)) {
+     $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0
+    } else {
+     $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -100,9 +116,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0.0, $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_abs(i64toi32_i32$0) >= 1.0) {
-   if (i64toi32_i32$0 > 0.0) $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > 0.0) {
+     $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -114,9 +138,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0.0, $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_abs(i64toi32_i32$0) >= 1.0) {
-   if (i64toi32_i32$0 > 0.0) $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > 0.0) {
+     $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
diff --git a/test/wasm2js/empty_table.2asm.js b/test/wasm2js/empty_table.2asm.js
index eba813ac1..5226622d1 100644
--- a/test/wasm2js/empty_table.2asm.js
+++ b/test/wasm2js/empty_table.2asm.js
@@ -28,18 +28,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/endianness.2asm.js b/test/wasm2js/endianness.2asm.js
index d7f9e169a..d5150fc19 100644
--- a/test/wasm2js/endianness.2asm.js
+++ b/test/wasm2js/endianness.2asm.js
@@ -56,11 +56,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $9_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $9_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $9_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $9_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i32_store_little($6_1 | 0, $9_1 | 0);
  }
@@ -87,11 +91,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $9_1 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $9_1 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $9_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $9_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   $8$hi = i64toi32_i32$1;
   i64toi32_i32$1 = $3$hi;
@@ -296,18 +304,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/f32.2asm.js b/test/wasm2js/f32.2asm.js
index a6bd268aa..adc88d36b 100644
--- a/test/wasm2js/f32.2asm.js
+++ b/test/wasm2js/f32.2asm.js
@@ -104,11 +104,15 @@ function asmFunc(global, env, buffer) {
   var var$1 = Math_fround(0), var$2 = Math_fround(0), wasm2js_f32$0 = Math_fround(0), wasm2js_f32$1 = Math_fround(0), wasm2js_i32$0 = 0;
   var$1 = Math_fround(Math_floor(var$0));
   var$2 = Math_fround(var$0 - var$1);
-  if ((var$2 < Math_fround(.5) | 0) == (0 | 0)) block : {
-   var$0 = Math_fround(Math_ceil(var$0));
-   if (var$2 > Math_fround(.5)) return Math_fround(var$0);
-   var$2 = Math_fround(var$1 * Math_fround(.5));
-   var$1 = (wasm2js_f32$0 = var$1, wasm2js_f32$1 = var$0, wasm2js_i32$0 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0), wasm2js_i32$0 ? wasm2js_f32$0 : wasm2js_f32$1);
+  if ((var$2 < Math_fround(.5) | 0) == (0 | 0)) {
+   block : {
+    var$0 = Math_fround(Math_ceil(var$0));
+    if (var$2 > Math_fround(.5)) {
+     return Math_fround(var$0)
+    }
+    var$2 = Math_fround(var$1 * Math_fround(.5));
+    var$1 = (wasm2js_f32$0 = var$1, wasm2js_f32$1 = var$0, wasm2js_i32$0 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0), wasm2js_i32$0 ? wasm2js_f32$0 : wasm2js_f32$1);
+   }
   }
   return Math_fround(var$1);
  }
diff --git a/test/wasm2js/f64.2asm.js b/test/wasm2js/f64.2asm.js
index f845ff58d..ce2f1ed70 100644
--- a/test/wasm2js/f64.2asm.js
+++ b/test/wasm2js/f64.2asm.js
@@ -138,11 +138,15 @@ function asmFunc(global, env, buffer) {
   var var$1 = 0.0, var$2 = 0.0, wasm2js_f64$0 = 0.0, wasm2js_f64$1 = 0.0, wasm2js_i32$0 = 0;
   var$1 = Math_floor(var$0);
   var$2 = var$0 - var$1;
-  if ((var$2 < .5 | 0) == (0 | 0)) block : {
-   var$0 = Math_ceil(var$0);
-   if (var$2 > .5) return +var$0;
-   var$2 = var$1 * .5;
-   var$1 = (wasm2js_f64$0 = var$1, wasm2js_f64$1 = var$0, wasm2js_i32$0 = var$2 - Math_floor(var$2) == 0.0, wasm2js_i32$0 ? wasm2js_f64$0 : wasm2js_f64$1);
+  if ((var$2 < .5 | 0) == (0 | 0)) {
+   block : {
+    var$0 = Math_ceil(var$0);
+    if (var$2 > .5) {
+     return +var$0
+    }
+    var$2 = var$1 * .5;
+    var$1 = (wasm2js_f64$0 = var$1, wasm2js_f64$1 = var$0, wasm2js_i32$0 = var$2 - Math_floor(var$2) == 0.0, wasm2js_i32$0 ? wasm2js_f64$0 : wasm2js_f64$1);
+   }
   }
   return +var$1;
  }
diff --git a/test/wasm2js/fac.2asm.js b/test/wasm2js/fac.2asm.js
index d4b57f984..e76c5d85d 100644
--- a/test/wasm2js/fac.2asm.js
+++ b/test/wasm2js/fac.2asm.js
@@ -29,23 +29,27 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = 0;
   i64toi32_i32$3 = 0;
   if (($0_1 | 0) == (i64toi32_i32$3 | 0) & ($0$hi | 0) == (i64toi32_i32$1 | 0) | 0) {
-   $8 = 1;
-   $8$hi = 0;
+   {
+    $8 = 1;
+    $8$hi = 0;
+   }
   } else {
-   i64toi32_i32$3 = $0_1;
-   i64toi32_i32$1 = 1;
-   i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = $0$hi - i64toi32_i32$5 | 0;
-   i64toi32_i32$5 = $0(i64toi32_i32$3 - i64toi32_i32$1 | 0 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
-   $6 = i64toi32_i32$5;
-   $6$hi = i64toi32_i32$3;
-   i64toi32_i32$3 = $0$hi;
-   i64toi32_i32$5 = $6$hi;
-   i64toi32_i32$5 = __wasm_i64_mul($0_1 | 0, $0$hi | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
-   $8 = i64toi32_i32$5;
-   $8$hi = i64toi32_i32$3;
+   {
+    i64toi32_i32$3 = $0_1;
+    i64toi32_i32$1 = 1;
+    i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = $0$hi - i64toi32_i32$5 | 0;
+    i64toi32_i32$5 = $0(i64toi32_i32$3 - i64toi32_i32$1 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
+    $6 = i64toi32_i32$5;
+    $6$hi = i64toi32_i32$3;
+    i64toi32_i32$3 = $0$hi;
+    i64toi32_i32$5 = $6$hi;
+    i64toi32_i32$5 = __wasm_i64_mul($0_1 | 0, $0$hi | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
+    $8 = i64toi32_i32$5;
+    $8$hi = i64toi32_i32$3;
+   }
   }
   i64toi32_i32$3 = $8$hi;
   i64toi32_i32$5 = $8;
@@ -60,23 +64,27 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = 0;
   i64toi32_i32$3 = 0;
   if ((n | 0) == (i64toi32_i32$3 | 0) & (n$hi | 0) == (i64toi32_i32$1 | 0) | 0) {
-   $8 = 1;
-   $8$hi = 0;
+   {
+    $8 = 1;
+    $8$hi = 0;
+   }
   } else {
-   i64toi32_i32$3 = n;
-   i64toi32_i32$1 = 1;
-   i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + 0 | 0;
-   i64toi32_i32$5 = n$hi - i64toi32_i32$5 | 0;
-   i64toi32_i32$5 = fac_rec_named(i64toi32_i32$3 - i64toi32_i32$1 | 0 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
-   $6 = i64toi32_i32$5;
-   $6$hi = i64toi32_i32$3;
-   i64toi32_i32$3 = n$hi;
-   i64toi32_i32$5 = $6$hi;
-   i64toi32_i32$5 = __wasm_i64_mul(n | 0, n$hi | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
-   i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
-   $8 = i64toi32_i32$5;
-   $8$hi = i64toi32_i32$3;
+   {
+    i64toi32_i32$3 = n;
+    i64toi32_i32$1 = 1;
+    i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + 0 | 0;
+    i64toi32_i32$5 = n$hi - i64toi32_i32$5 | 0;
+    i64toi32_i32$5 = fac_rec_named(i64toi32_i32$3 - i64toi32_i32$1 | 0 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
+    $6 = i64toi32_i32$5;
+    $6$hi = i64toi32_i32$3;
+    i64toi32_i32$3 = n$hi;
+    i64toi32_i32$5 = $6$hi;
+    i64toi32_i32$5 = __wasm_i64_mul(n | 0, n$hi | 0, $6 | 0, i64toi32_i32$5 | 0) | 0;
+    i64toi32_i32$3 = i64toi32_i32$HIGH_BITS;
+    $8 = i64toi32_i32$5;
+    $8$hi = i64toi32_i32$3;
+   }
   }
   i64toi32_i32$3 = $8$hi;
   i64toi32_i32$5 = $8;
@@ -100,23 +108,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = $1;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break block; else block0 : {
-     i64toi32_i32$2 = $1$hi;
-     i64toi32_i32$2 = $2$hi;
-     i64toi32_i32$2 = $1$hi;
-     i64toi32_i32$0 = $2$hi;
-     i64toi32_i32$0 = __wasm_i64_mul($1 | 0, i64toi32_i32$2 | 0, $2_1 | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     $2_1 = i64toi32_i32$0;
-     $2$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = $1$hi;
-     i64toi32_i32$3 = $1;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     $1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     $1$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break block
+    } else {
+     block0 : {
+      i64toi32_i32$2 = $1$hi;
+      i64toi32_i32$2 = $2$hi;
+      i64toi32_i32$2 = $1$hi;
+      i64toi32_i32$0 = $2$hi;
+      i64toi32_i32$0 = __wasm_i64_mul($1 | 0, i64toi32_i32$2 | 0, $2_1 | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      $2_1 = i64toi32_i32$0;
+      $2$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = $1$hi;
+      i64toi32_i32$3 = $1;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      $1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      $1$hi = i64toi32_i32$5;
+     }
     }
     continue loop_in;
     break loop_in;
@@ -144,23 +156,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = i;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break done; else block : {
-     i64toi32_i32$2 = i$hi;
-     i64toi32_i32$2 = res$hi;
-     i64toi32_i32$2 = i$hi;
-     i64toi32_i32$0 = res$hi;
-     i64toi32_i32$0 = __wasm_i64_mul(i | 0, i64toi32_i32$2 | 0, res | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     res = i64toi32_i32$0;
-     res$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = i$hi;
-     i64toi32_i32$3 = i;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     i = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     i$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break done
+    } else {
+     block : {
+      i64toi32_i32$2 = i$hi;
+      i64toi32_i32$2 = res$hi;
+      i64toi32_i32$2 = i$hi;
+      i64toi32_i32$0 = res$hi;
+      i64toi32_i32$0 = __wasm_i64_mul(i | 0, i64toi32_i32$2 | 0, res | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      res = i64toi32_i32$0;
+      res$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = i$hi;
+      i64toi32_i32$3 = i;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      i = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      i$hi = i64toi32_i32$5;
+     }
     }
     continue loop;
     break loop;
@@ -184,14 +200,28 @@ function asmFunc(global, env, buffer) {
    i64toi32_i32$2 = $0_1;
    i64toi32_i32$1 = 0;
    i64toi32_i32$3 = 2;
-   if ((i64toi32_i32$0 | 0) < (i64toi32_i32$1 | 0)) $10 = 1; else {
-    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-     if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) $11 = 0; else $11 = 1;
-     $12 = $11;
-    } else $12 = 0;
-    $10 = $12;
+   if ((i64toi32_i32$0 | 0) < (i64toi32_i32$1 | 0)) {
+    $10 = 1
+   } else {
+    {
+     if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+      {
+       if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) {
+        $11 = 0
+       } else {
+        $11 = 1
+       }
+       $12 = $11;
+      }
+     } else {
+      $12 = 0
+     }
+     $10 = $12;
+    }
+   }
+   if ($10) {
+    break block
    }
-   if ($10) break block;
    loop_in : do {
     i64toi32_i32$2 = $1$hi;
     i64toi32_i32$2 = $0$hi;
@@ -207,20 +237,36 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$1 = 4294967295;
     i64toi32_i32$4 = $0_1 + i64toi32_i32$1 | 0;
     i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$0 | 0;
-    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$1 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$1 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
     $0_1 = i64toi32_i32$4;
     $0$hi = i64toi32_i32$5;
     i64toi32_i32$2 = $0_1;
     i64toi32_i32$3 = 0;
     i64toi32_i32$1 = 1;
-    if ((i64toi32_i32$5 | 0) > (i64toi32_i32$3 | 0)) $13 = 1; else {
-     if ((i64toi32_i32$5 | 0) >= (i64toi32_i32$3 | 0)) {
-      if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$1 >>> 0) $14 = 0; else $14 = 1;
-      $15 = $14;
-     } else $15 = 0;
-     $13 = $15;
+    if ((i64toi32_i32$5 | 0) > (i64toi32_i32$3 | 0)) {
+     $13 = 1
+    } else {
+     {
+      if ((i64toi32_i32$5 | 0) >= (i64toi32_i32$3 | 0)) {
+       {
+        if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$1 >>> 0) {
+         $14 = 0
+        } else {
+         $14 = 1
+        }
+        $15 = $14;
+       }
+      } else {
+       $15 = 0
+      }
+      $13 = $15;
+     }
+    }
+    if ($13) {
+     continue loop_in
     }
-    if ($13) continue loop_in;
     break loop_in;
    } while (1);
   }
@@ -249,11 +295,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23 = $17 + Math_imul($18, $21) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -262,11 +312,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23 + Math_imul($22, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -281,11 +335,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
diff --git a/test/wasm2js/float-ops.2asm.js b/test/wasm2js/float-ops.2asm.js
index b733043c2..01c6739d1 100644
--- a/test/wasm2js/float-ops.2asm.js
+++ b/test/wasm2js/float-ops.2asm.js
@@ -333,9 +333,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = Math_fround(0), $3_1 = 0, $4_1 = 0, i64toi32_i32$1 = 0;
   i64toi32_i32$0 = $0;
   if (Math_fround(Math_abs(i64toi32_i32$0)) >= Math_fround(1.0)) {
-   if (i64toi32_i32$0 > Math_fround(0.0)) $3_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0; else $3_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0;
-   $4_1 = $3_1;
-  } else $4_1 = 0;
+   {
+    if (i64toi32_i32$0 > Math_fround(0.0)) {
+     $3_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0
+    } else {
+     $3_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0
+    }
+    $4_1 = $3_1;
+   }
+  } else {
+   $4_1 = 0
+  }
   i64toi32_i32$1 = $4_1;
   return (~~i64toi32_i32$0 >>> 0 | 0) == (0 | 0) & (i64toi32_i32$1 | 0) == (0 | 0) | 0 | 0;
  }
@@ -345,9 +353,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0.0, $3_1 = 0, $4_1 = 0, i64toi32_i32$1 = 0;
   i64toi32_i32$0 = $0;
   if (Math_abs(i64toi32_i32$0) >= 1.0) {
-   if (i64toi32_i32$0 > 0.0) $3_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $3_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $4_1 = $3_1;
-  } else $4_1 = 0;
+   {
+    if (i64toi32_i32$0 > 0.0) {
+     $3_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $3_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $4_1 = $3_1;
+   }
+  } else {
+   $4_1 = 0
+  }
   i64toi32_i32$1 = $4_1;
   return (~~i64toi32_i32$0 >>> 0 | 0) == (0 | 0) & (i64toi32_i32$1 | 0) == (0 | 0) | 0 | 0;
  }
@@ -357,9 +373,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = Math_fround(0), $3_1 = 0, $4_1 = 0, i64toi32_i32$1 = 0;
   i64toi32_i32$0 = $0;
   if (Math_fround(Math_abs(i64toi32_i32$0)) >= Math_fround(1.0)) {
-   if (i64toi32_i32$0 > Math_fround(0.0)) $3_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0; else $3_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0;
-   $4_1 = $3_1;
-  } else $4_1 = 0;
+   {
+    if (i64toi32_i32$0 > Math_fround(0.0)) {
+     $3_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0
+    } else {
+     $3_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0
+    }
+    $4_1 = $3_1;
+   }
+  } else {
+   $4_1 = 0
+  }
   i64toi32_i32$1 = $4_1;
   return (~~i64toi32_i32$0 >>> 0 | 0) == (0 | 0) & (i64toi32_i32$1 | 0) == (0 | 0) | 0 | 0;
  }
@@ -369,9 +393,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0.0, $3_1 = 0, $4_1 = 0, i64toi32_i32$1 = 0;
   i64toi32_i32$0 = $0;
   if (Math_abs(i64toi32_i32$0) >= 1.0) {
-   if (i64toi32_i32$0 > 0.0) $3_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $3_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $4_1 = $3_1;
-  } else $4_1 = 0;
+   {
+    if (i64toi32_i32$0 > 0.0) {
+     $3_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $3_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $4_1 = $3_1;
+   }
+  } else {
+   $4_1 = 0
+  }
   i64toi32_i32$1 = $4_1;
   return (~~i64toi32_i32$0 >>> 0 | 0) == (0 | 0) & (i64toi32_i32$1 | 0) == (0 | 0) | 0 | 0;
  }
diff --git a/test/wasm2js/float_misc.2asm.js b/test/wasm2js/float_misc.2asm.js
index 8ff163a90..8f41bb2f6 100644
--- a/test/wasm2js/float_misc.2asm.js
+++ b/test/wasm2js/float_misc.2asm.js
@@ -215,11 +215,15 @@ function asmFunc(global, env, buffer) {
   var var$1 = Math_fround(0), var$2 = Math_fround(0), wasm2js_f32$0 = Math_fround(0), wasm2js_f32$1 = Math_fround(0), wasm2js_i32$0 = 0;
   var$1 = Math_fround(Math_floor(var$0));
   var$2 = Math_fround(var$0 - var$1);
-  if ((var$2 < Math_fround(.5) | 0) == (0 | 0)) block : {
-   var$0 = Math_fround(Math_ceil(var$0));
-   if (var$2 > Math_fround(.5)) return Math_fround(var$0);
-   var$2 = Math_fround(var$1 * Math_fround(.5));
-   var$1 = (wasm2js_f32$0 = var$1, wasm2js_f32$1 = var$0, wasm2js_i32$0 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0), wasm2js_i32$0 ? wasm2js_f32$0 : wasm2js_f32$1);
+  if ((var$2 < Math_fround(.5) | 0) == (0 | 0)) {
+   block : {
+    var$0 = Math_fround(Math_ceil(var$0));
+    if (var$2 > Math_fround(.5)) {
+     return Math_fround(var$0)
+    }
+    var$2 = Math_fround(var$1 * Math_fround(.5));
+    var$1 = (wasm2js_f32$0 = var$1, wasm2js_f32$1 = var$0, wasm2js_i32$0 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0), wasm2js_i32$0 ? wasm2js_f32$0 : wasm2js_f32$1);
+   }
   }
   return Math_fround(var$1);
  }
@@ -229,11 +233,15 @@ function asmFunc(global, env, buffer) {
   var var$1 = 0.0, var$2 = 0.0, wasm2js_f64$0 = 0.0, wasm2js_f64$1 = 0.0, wasm2js_i32$0 = 0;
   var$1 = Math_floor(var$0);
   var$2 = var$0 - var$1;
-  if ((var$2 < .5 | 0) == (0 | 0)) block : {
-   var$0 = Math_ceil(var$0);
-   if (var$2 > .5) return +var$0;
-   var$2 = var$1 * .5;
-   var$1 = (wasm2js_f64$0 = var$1, wasm2js_f64$1 = var$0, wasm2js_i32$0 = var$2 - Math_floor(var$2) == 0.0, wasm2js_i32$0 ? wasm2js_f64$0 : wasm2js_f64$1);
+  if ((var$2 < .5 | 0) == (0 | 0)) {
+   block : {
+    var$0 = Math_ceil(var$0);
+    if (var$2 > .5) {
+     return +var$0
+    }
+    var$2 = var$1 * .5;
+    var$1 = (wasm2js_f64$0 = var$1, wasm2js_f64$1 = var$0, wasm2js_i32$0 = var$2 - Math_floor(var$2) == 0.0, wasm2js_i32$0 ? wasm2js_f64$0 : wasm2js_f64$1);
+   }
   }
   return +var$1;
  }
diff --git a/test/wasm2js/forward.2asm.js b/test/wasm2js/forward.2asm.js
index 5d2039604..ae609f5fe 100644
--- a/test/wasm2js/forward.2asm.js
+++ b/test/wasm2js/forward.2asm.js
@@ -25,14 +25,22 @@ function asmFunc(global, env, buffer) {
  function even(n) {
   n = n | 0;
   var $6 = 0;
-  if ((n | 0) == (0 | 0)) $6 = 1; else $6 = odd(n - 1 | 0 | 0) | 0;
+  if ((n | 0) == (0 | 0)) {
+   $6 = 1
+  } else {
+   $6 = odd(n - 1 | 0 | 0) | 0
+  }
   return $6 | 0;
  }
  
  function odd(n) {
   n = n | 0;
   var $6 = 0;
-  if ((n | 0) == (0 | 0)) $6 = 0; else $6 = even(n - 1 | 0 | 0) | 0;
+  if ((n | 0) == (0 | 0)) {
+   $6 = 0
+  } else {
+   $6 = even(n - 1 | 0 | 0) | 0
+  }
   return $6 | 0;
  }
  
diff --git a/test/wasm2js/func.2asm.js b/test/wasm2js/func.2asm.js
index df9c1be5d..a0b4eb39a 100644
--- a/test/wasm2js/func.2asm.js
+++ b/test/wasm2js/func.2asm.js
@@ -375,7 +375,9 @@ function asmFunc(global, env, buffer) {
   var $2_1 = 0;
   fake_return_waka123 : {
    $2_1 = 50;
-   if ($0) break fake_return_waka123;
+   if ($0) {
+    break fake_return_waka123
+   }
    $2_1 = 51;
   }
   return $2_1 | 0;
diff --git a/test/wasm2js/grow-memory-tricky.2asm.js b/test/wasm2js/grow-memory-tricky.2asm.js
index 0e2754f9d..41de59007 100644
--- a/test/wasm2js/grow-memory-tricky.2asm.js
+++ b/test/wasm2js/grow-memory-tricky.2asm.js
@@ -48,18 +48,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/grow_memory.2asm.js b/test/wasm2js/grow_memory.2asm.js
index 95fb080c4..b867d39f6 100644
--- a/test/wasm2js/grow_memory.2asm.js
+++ b/test/wasm2js/grow_memory.2asm.js
@@ -37,18 +37,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/i32.2asm.js b/test/wasm2js/i32.2asm.js
index 92a925e58..dd6dbef81 100644
--- a/test/wasm2js/i32.2asm.js
+++ b/test/wasm2js/i32.2asm.js
@@ -194,7 +194,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -204,7 +206,9 @@ function asmFunc(global, env, buffer) {
   label$1 : {
    label$2 : do {
     $5_1 = var$1;
-    if ((var$0 | 0) == (0 | 0)) break label$1;
+    if ((var$0 | 0) == (0 | 0)) {
+     break label$1
+    }
     var$0 = var$0 & (var$0 - 1 | 0) | 0;
     var$1 = var$1 + 1 | 0;
     continue label$2;
diff --git a/test/wasm2js/i64-add-sub.2asm.js b/test/wasm2js/i64-add-sub.2asm.js
index 372c0b56a..d32ca6528 100644
--- a/test/wasm2js/i64-add-sub.2asm.js
+++ b/test/wasm2js/i64-add-sub.2asm.js
@@ -37,7 +37,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1_1;
   i64toi32_i32$4 = $0 + i64toi32_i32$3 | 0;
   i64toi32_i32$5 = $0$hi + $1$hi | 0;
-  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+  }
   $5$hi = i64toi32_i32$5;
   i64toi32_i32$5 = r$hi;
   i64toi32_i32$5 = $5$hi;
diff --git a/test/wasm2js/i64-ctz.2asm.js b/test/wasm2js/i64-ctz.2asm.js
index 84d64a79f..ea615315b 100644
--- a/test/wasm2js/i64-ctz.2asm.js
+++ b/test/wasm2js/i64-ctz.2asm.js
@@ -50,35 +50,43 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0, i64toi32_i32$3 = 0, i64toi32_i32$5 = 0, i64toi32_i32$4 = 0, i64toi32_i32$2 = 0, i64toi32_i32$1 = 0, $10 = 0, $5$hi = 0, $8$hi = 0;
   i64toi32_i32$0 = var$0$hi;
   if (((var$0 | i64toi32_i32$0 | 0 | 0) == (0 | 0) | 0) == (0 | 0)) {
-   i64toi32_i32$0 = var$0$hi;
-   i64toi32_i32$2 = var$0;
-   i64toi32_i32$1 = 4294967295;
-   i64toi32_i32$3 = 4294967295;
-   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-   if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-   $5$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = var$0$hi;
-   i64toi32_i32$5 = $5$hi;
-   i64toi32_i32$0 = i64toi32_i32$4;
-   i64toi32_i32$2 = var$0$hi;
-   i64toi32_i32$3 = var$0;
-   i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
-   i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
-   i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
-   i64toi32_i32$5 = 0;
-   if ((i64toi32_i32$3 | 0) == (32 | 0)) $10 = Math_clz32(i64toi32_i32$0) + 32 | 0; else $10 = i64toi32_i32$3;
-   $8$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$0 = 63;
-   i64toi32_i32$2 = $8$hi;
-   i64toi32_i32$3 = $10;
-   i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
-   i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
-   i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-   i64toi32_i32$0 = i64toi32_i32$1;
-   i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
-   return i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$0 = var$0$hi;
+    i64toi32_i32$2 = var$0;
+    i64toi32_i32$1 = 4294967295;
+    i64toi32_i32$3 = 4294967295;
+    i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
+    $5$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = var$0$hi;
+    i64toi32_i32$5 = $5$hi;
+    i64toi32_i32$0 = i64toi32_i32$4;
+    i64toi32_i32$2 = var$0$hi;
+    i64toi32_i32$3 = var$0;
+    i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
+    i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
+    i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
+    i64toi32_i32$5 = 0;
+    if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+     $10 = Math_clz32(i64toi32_i32$0) + 32 | 0
+    } else {
+     $10 = i64toi32_i32$3
+    }
+    $8$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$0 = 63;
+    i64toi32_i32$2 = $8$hi;
+    i64toi32_i32$3 = $10;
+    i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
+    i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
+    i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+    i64toi32_i32$0 = i64toi32_i32$1;
+    i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
+    return i64toi32_i32$0 | 0;
+   }
   }
   i64toi32_i32$0 = 0;
   i64toi32_i32$4 = 64;
@@ -98,7 +106,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$1$hi;
     $5 = var$1;
     $5$hi = i64toi32_i32$0;
-    if ($4) break label$1;
+    if ($4) {
+     break label$1
+    }
     i64toi32_i32$0 = $5$hi;
     i64toi32_i32$0 = var$0$hi;
     i64toi32_i32$2 = var$0;
@@ -121,7 +131,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$3 = 1;
     i64toi32_i32$1 = i64toi32_i32$5 + i64toi32_i32$3 | 0;
     i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$0 | 0;
-    if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0;
+    if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0
+    }
     var$1 = i64toi32_i32$1;
     var$1$hi = i64toi32_i32$4;
     continue label$2;
diff --git a/test/wasm2js/i64-lowering.2asm.js b/test/wasm2js/i64-lowering.2asm.js
index c75facc0e..941381665 100644
--- a/test/wasm2js/i64-lowering.2asm.js
+++ b/test/wasm2js/i64-lowering.2asm.js
@@ -62,12 +62,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1_1;
-  if ((i64toi32_i32$0 | 0) > ($1$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) > ($1$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -84,12 +96,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1_1;
-  if ((i64toi32_i32$0 | 0) > ($1$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) > ($1$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -106,12 +130,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1_1;
-  if ((i64toi32_i32$0 | 0) < ($1$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 > i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) < ($1$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 > i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -128,12 +164,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1_1;
-  if ((i64toi32_i32$0 | 0) < ($1$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) < ($1$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
diff --git a/test/wasm2js/i64-rotate.2asm.js b/test/wasm2js/i64-rotate.2asm.js
index 91a2eb1b9..b7684673a 100644
--- a/test/wasm2js/i64-rotate.2asm.js
+++ b/test/wasm2js/i64-rotate.2asm.js
@@ -89,11 +89,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $19 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $19 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $19 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $19 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $6$hi = i64toi32_i32$2;
   i64toi32_i32$2 = var$0$hi;
@@ -110,11 +114,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $20 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $20 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $20 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $20 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   $10 = $20;
   $10$hi = i64toi32_i32$1;
@@ -138,11 +146,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
-   $21 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
+    $21 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$2 | 0) | 0;
-   $21 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$2 | 0) | 0;
+    $21 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
+   }
   }
   $15$hi = i64toi32_i32$1;
   i64toi32_i32$1 = var$0$hi;
@@ -159,11 +171,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = 0;
-   $22 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$0 = 0;
+    $22 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
+   }
   } else {
-   i64toi32_i32$0 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
-   $22 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$1 >>> i64toi32_i32$2 | 0) | 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
+    $22 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$1 >>> i64toi32_i32$2 | 0) | 0;
+   }
   }
   $19$hi = i64toi32_i32$0;
   i64toi32_i32$0 = $10$hi;
@@ -195,11 +211,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
-   $19 = 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+    $19 = 0;
+   }
   } else {
-   i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-   $19 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+    $19 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   }
   }
   $6$hi = i64toi32_i32$2;
   i64toi32_i32$2 = var$0$hi;
@@ -216,11 +236,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $20 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $20 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $10 = $20;
   $10$hi = i64toi32_i32$1;
@@ -244,11 +268,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
-   $21 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$2 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
+    $21 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$2 | 0) | 0;
+   }
   }
   $15$hi = i64toi32_i32$1;
   i64toi32_i32$1 = var$0$hi;
@@ -265,11 +293,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
-   $22 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
+    $22 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$2 | 0) | 0;
-   $22 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$2 | 0) | 0;
+    $22 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
+   }
   }
   $19$hi = i64toi32_i32$0;
   i64toi32_i32$0 = $10$hi;
diff --git a/test/wasm2js/i64-shifts.2asm.js b/test/wasm2js/i64-shifts.2asm.js
index fe8059a3a..7d4970860 100644
--- a/test/wasm2js/i64-shifts.2asm.js
+++ b/test/wasm2js/i64-shifts.2asm.js
@@ -42,11 +42,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1_1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $12 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $12 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $12 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $12 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   $5$hi = i64toi32_i32$1;
   i64toi32_i32$1 = $2$hi;
@@ -73,11 +77,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1_1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $12 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $12 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $12 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $12 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $5$hi = i64toi32_i32$1;
   i64toi32_i32$1 = $2$hi;
diff --git a/test/wasm2js/i64.2asm.js b/test/wasm2js/i64.2asm.js
index 11ca9477d..b20523a0d 100644
--- a/test/wasm2js/i64.2asm.js
+++ b/test/wasm2js/i64.2asm.js
@@ -33,7 +33,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = y;
   i64toi32_i32$4 = x + i64toi32_i32$3 | 0;
   i64toi32_i32$5 = x$hi + y$hi | 0;
-  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+  }
   i64toi32_i32$HIGH_BITS = i64toi32_i32$5;
   return i64toi32_i32$4 | 0;
  }
@@ -201,11 +203,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = y;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $9_1 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $9_1 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $9_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $9_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   i64toi32_i32$2 = $9_1;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -226,11 +232,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = y;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $9_1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $9_1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $9_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $9_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i64toi32_i32$2 = $9_1;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -251,11 +261,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = y;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $9_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $9_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $9_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $9_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i64toi32_i32$2 = $9_1;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -302,7 +316,11 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = x;
   i64toi32_i32$3 = Math_clz32(i64toi32_i32$0);
   i64toi32_i32$2 = 0;
-  if ((i64toi32_i32$3 | 0) == (32 | 0)) $6_1 = Math_clz32(i64toi32_i32$1) + 32 | 0; else $6_1 = i64toi32_i32$3;
+  if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+   $6_1 = Math_clz32(i64toi32_i32$1) + 32 | 0
+  } else {
+   $6_1 = i64toi32_i32$3
+  }
   i64toi32_i32$0 = $6_1;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$2;
   return i64toi32_i32$0 | 0;
@@ -374,12 +392,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = x;
   i64toi32_i32$1 = y$hi;
   i64toi32_i32$3 = y;
-  if ((i64toi32_i32$0 | 0) < (y$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) < (y$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -408,12 +438,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = x;
   i64toi32_i32$1 = y$hi;
   i64toi32_i32$3 = y;
-  if ((i64toi32_i32$0 | 0) < (y$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 > i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) < (y$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 > i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -442,12 +484,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = x;
   i64toi32_i32$1 = y$hi;
   i64toi32_i32$3 = y;
-  if ((i64toi32_i32$0 | 0) > (y$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) > (y$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -476,12 +530,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = x;
   i64toi32_i32$1 = y$hi;
   i64toi32_i32$3 = y;
-  if ((i64toi32_i32$0 | 0) > (y$hi | 0)) $8_1 = 1; else {
-   if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) $9_1 = 0; else $9_1 = 1;
-    $10_1 = $9_1;
-   } else $10_1 = 0;
-   $8_1 = $10_1;
+  if ((i64toi32_i32$0 | 0) > (y$hi | 0)) {
+   $8_1 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) {
+       $9_1 = 0
+      } else {
+       $9_1 = 1
+      }
+      $10_1 = $9_1;
+     }
+    } else {
+     $10_1 = 0
+    }
+    $8_1 = $10_1;
+   }
   }
   return $8_1 | 0;
  }
@@ -517,11 +583,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23_1 = $17_1 + Math_imul($18_1, $21_1) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -530,11 +600,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23_1 + Math_imul($22_1, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -549,11 +623,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24_1 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24_1 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24_1 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24_1 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
@@ -580,11 +658,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21_1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21_1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21_1;
   var$2$hi = i64toi32_i32$1;
@@ -612,11 +694,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22_1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22_1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22_1 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22_1 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22_1;
   var$2$hi = i64toi32_i32$1;
@@ -655,11 +741,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23_1 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23_1 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23_1 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23_1 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23_1;
   var$0$hi = i64toi32_i32$2;
@@ -694,11 +784,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20_1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20_1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20_1;
   var$2$hi = i64toi32_i32$1;
@@ -726,11 +820,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21_1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21_1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21_1 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21_1 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21_1;
   var$0$hi = i64toi32_i32$1;
@@ -799,40 +897,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -857,18 +973,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -876,11 +1002,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -910,7 +1040,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -927,11 +1059,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -946,7 +1082,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -958,7 +1096,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -968,11 +1108,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -990,11 +1134,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -1007,138 +1155,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -1155,11 +1329,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -1196,35 +1374,43 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0, i64toi32_i32$3 = 0, i64toi32_i32$5 = 0, i64toi32_i32$4 = 0, i64toi32_i32$2 = 0, i64toi32_i32$1 = 0, $10_1 = 0, $5$hi = 0, $8$hi = 0;
   i64toi32_i32$0 = var$0$hi;
   if (((var$0 | i64toi32_i32$0 | 0 | 0) == (0 | 0) | 0) == (0 | 0)) {
-   i64toi32_i32$0 = var$0$hi;
-   i64toi32_i32$2 = var$0;
-   i64toi32_i32$1 = 4294967295;
-   i64toi32_i32$3 = 4294967295;
-   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-   if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-   $5$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = var$0$hi;
-   i64toi32_i32$5 = $5$hi;
-   i64toi32_i32$0 = i64toi32_i32$4;
-   i64toi32_i32$2 = var$0$hi;
-   i64toi32_i32$3 = var$0;
-   i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
-   i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
-   i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
-   i64toi32_i32$5 = 0;
-   if ((i64toi32_i32$3 | 0) == (32 | 0)) $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0; else $10_1 = i64toi32_i32$3;
-   $8$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$0 = 63;
-   i64toi32_i32$2 = $8$hi;
-   i64toi32_i32$3 = $10_1;
-   i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
-   i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
-   i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-   i64toi32_i32$0 = i64toi32_i32$1;
-   i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
-   return i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$0 = var$0$hi;
+    i64toi32_i32$2 = var$0;
+    i64toi32_i32$1 = 4294967295;
+    i64toi32_i32$3 = 4294967295;
+    i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
+    $5$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = var$0$hi;
+    i64toi32_i32$5 = $5$hi;
+    i64toi32_i32$0 = i64toi32_i32$4;
+    i64toi32_i32$2 = var$0$hi;
+    i64toi32_i32$3 = var$0;
+    i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
+    i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
+    i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
+    i64toi32_i32$5 = 0;
+    if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+     $10_1 = Math_clz32(i64toi32_i32$0) + 32 | 0
+    } else {
+     $10_1 = i64toi32_i32$3
+    }
+    $8$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$0 = 63;
+    i64toi32_i32$2 = $8$hi;
+    i64toi32_i32$3 = $10_1;
+    i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
+    i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
+    i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+    i64toi32_i32$0 = i64toi32_i32$1;
+    i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
+    return i64toi32_i32$0 | 0;
+   }
   }
   i64toi32_i32$0 = 0;
   i64toi32_i32$4 = 64;
@@ -1327,7 +1513,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$1$hi;
     $5_1 = var$1;
     $5$hi = i64toi32_i32$0;
-    if ($4_1) break label$1;
+    if ($4_1) {
+     break label$1
+    }
     i64toi32_i32$0 = $5$hi;
     i64toi32_i32$0 = var$0$hi;
     i64toi32_i32$2 = var$0;
@@ -1350,7 +1538,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$3 = 1;
     i64toi32_i32$1 = i64toi32_i32$5 + i64toi32_i32$3 | 0;
     i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$0 | 0;
-    if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0;
+    if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0
+    }
     var$1 = i64toi32_i32$1;
     var$1$hi = i64toi32_i32$4;
     continue label$2;
@@ -1382,11 +1572,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $19_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $19_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $19_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $19_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $6$hi = i64toi32_i32$2;
   i64toi32_i32$2 = var$0$hi;
@@ -1403,11 +1597,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $20_1 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $20_1 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $20_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $20_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   $10_1 = $20_1;
   $10$hi = i64toi32_i32$1;
@@ -1431,11 +1629,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
-   $21_1 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
+    $21_1 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$2 | 0) | 0;
-   $21_1 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$2 | 0) | 0;
+    $21_1 = i64toi32_i32$5 << i64toi32_i32$2 | 0;
+   }
   }
   $15$hi = i64toi32_i32$1;
   i64toi32_i32$1 = var$0$hi;
@@ -1452,11 +1654,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = 0;
-   $22_1 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$0 = 0;
+    $22_1 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
+   }
   } else {
-   i64toi32_i32$0 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
-   $22_1 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$1 >>> i64toi32_i32$2 | 0) | 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$5 >>> i64toi32_i32$2 | 0;
+    $22_1 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$1 >>> i64toi32_i32$2 | 0) | 0;
+   }
   }
   $19$hi = i64toi32_i32$0;
   i64toi32_i32$0 = $10$hi;
@@ -1488,11 +1694,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
-   $19_1 = 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+    $19_1 = 0;
+   }
   } else {
-   i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-   $19_1 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+    $19_1 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   }
   }
   $6$hi = i64toi32_i32$2;
   i64toi32_i32$2 = var$0$hi;
@@ -1509,11 +1719,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$2;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $20_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $20_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $20_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $20_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $10_1 = $20_1;
   $10$hi = i64toi32_i32$1;
@@ -1537,11 +1751,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21_1 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21_1 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
-   $21_1 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$2 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$2 | 0;
+    $21_1 = (((1 << i64toi32_i32$2 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$2 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$2 | 0) | 0;
+   }
   }
   $15$hi = i64toi32_i32$1;
   i64toi32_i32$1 = var$0$hi;
@@ -1558,11 +1776,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = var$1;
   i64toi32_i32$2 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
-   $22_1 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
+    $22_1 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$2 | 0) | 0;
-   $22_1 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$2 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$2 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$2 | 0) | 0;
+    $22_1 = i64toi32_i32$1 << i64toi32_i32$2 | 0;
+   }
   }
   $19$hi = i64toi32_i32$0;
   i64toi32_i32$0 = $10$hi;
@@ -1577,7 +1799,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
diff --git a/test/wasm2js/if_unreachable.2asm.js b/test/wasm2js/if_unreachable.2asm.js
index a72f4ef5b..f2921d3f5 100644
--- a/test/wasm2js/if_unreachable.2asm.js
+++ b/test/wasm2js/if_unreachable.2asm.js
@@ -29,10 +29,16 @@ function asmFunc(global, env, buffer) {
   $3 = $3 | 0;
   $4 = $4 | 0;
   $5 = $5 | 0;
-  if ((0 | 0) != (48 | 0)) label$2 : {
-   if (0) break label$2;
-   abort();
-  } else abort();
+  if ((0 | 0) != (48 | 0)) {
+   label$2 : {
+    if (0) {
+     break label$2
+    }
+    abort();
+   }
+  } else {
+   abort()
+  }
   abort();
  }
  
diff --git a/test/wasm2js/int_exprs.2asm.js b/test/wasm2js/int_exprs.2asm.js
index 80d9572f3..8dbfd0338 100644
--- a/test/wasm2js/int_exprs.2asm.js
+++ b/test/wasm2js/int_exprs.2asm.js
@@ -46,7 +46,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+  }
   $3_1 = i64toi32_i32$4;
   $3$hi = i64toi32_i32$5;
   i64toi32_i32$5 = y$hi;
@@ -55,18 +57,32 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$1 = i64toi32_i32$0 + i64toi32_i32$3 | 0;
   i64toi32_i32$4 = i64toi32_i32$5 + i64toi32_i32$2 | 0;
-  if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0;
+  if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0
+  }
   $5$hi = i64toi32_i32$4;
   i64toi32_i32$4 = $3$hi;
   i64toi32_i32$5 = $3_1;
   i64toi32_i32$0 = $5$hi;
   i64toi32_i32$3 = i64toi32_i32$1;
-  if ((i64toi32_i32$4 | 0) < (i64toi32_i32$0 | 0)) $13 = 1; else {
-   if ((i64toi32_i32$4 | 0) <= (i64toi32_i32$0 | 0)) {
-    if (i64toi32_i32$5 >>> 0 >= i64toi32_i32$3 >>> 0) $14 = 0; else $14 = 1;
-    $15 = $14;
-   } else $15 = 0;
-   $13 = $15;
+  if ((i64toi32_i32$4 | 0) < (i64toi32_i32$0 | 0)) {
+   $13 = 1
+  } else {
+   {
+    if ((i64toi32_i32$4 | 0) <= (i64toi32_i32$0 | 0)) {
+     {
+      if (i64toi32_i32$5 >>> 0 >= i64toi32_i32$3 >>> 0) {
+       $14 = 0
+      } else {
+       $14 = 1
+      }
+      $15 = $14;
+     }
+    } else {
+     $15 = 0
+    }
+    $13 = $15;
+   }
   }
   return $13 | 0;
  }
@@ -83,7 +99,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+  }
   $3_1 = i64toi32_i32$4;
   $3$hi = i64toi32_i32$5;
   i64toi32_i32$5 = y$hi;
@@ -92,7 +110,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$1 = i64toi32_i32$0 + i64toi32_i32$3 | 0;
   i64toi32_i32$4 = i64toi32_i32$5 + i64toi32_i32$2 | 0;
-  if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0;
+  if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0
+  }
   $5$hi = i64toi32_i32$4;
   i64toi32_i32$4 = $3$hi;
   i64toi32_i32$5 = $3_1;
@@ -247,22 +267,30 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $7 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $7 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $7 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $7 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   i64toi32_i32$0 = $7;
   i64toi32_i32$2 = 0;
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $8 = i64toi32_i32$1 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $8 = i64toi32_i32$1 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$4 | 0;
-   $8 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$4 | 0;
+    $8 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i64toi32_i32$0 = $8;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$2;
@@ -279,22 +307,30 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $7 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $7 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $7 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $7 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   i64toi32_i32$0 = $7;
   i64toi32_i32$2 = 0;
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $8 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $8 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $8 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $8 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i64toi32_i32$0 = $8;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$2;
@@ -360,22 +396,30 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $7 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $7 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $7 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $7 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i64toi32_i32$0 = $7;
   i64toi32_i32$2 = 0;
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
-   $8 = 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+    $8 = 0;
+   }
   } else {
-   i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-   $8 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+    $8 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   }
   }
   i64toi32_i32$0 = $8;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$2;
@@ -392,22 +436,30 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $7 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $7 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $7 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $7 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   i64toi32_i32$0 = $7;
   i64toi32_i32$2 = 0;
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
-   $8 = 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+    $8 = 0;
+   }
   } else {
-   i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-   $8 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$0 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+    $8 = i64toi32_i32$0 << i64toi32_i32$4 | 0;
+   }
   }
   i64toi32_i32$0 = $8;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$2;
@@ -516,11 +568,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23 = $17 + Math_imul($18, $21) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -529,11 +585,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23 + Math_imul($22, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -548,11 +608,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
@@ -579,11 +643,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -611,11 +679,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -654,11 +726,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -704,40 +780,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -762,18 +856,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -781,11 +885,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -815,7 +923,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -832,11 +942,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -851,7 +965,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -863,7 +979,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -873,11 +991,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -895,11 +1017,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -912,138 +1038,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -1060,11 +1212,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -1145,7 +1301,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -1251,11 +1409,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23 = $17 + Math_imul($18, $21) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -1264,11 +1426,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23 + Math_imul($22, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -1283,11 +1449,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
@@ -1314,11 +1484,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -1346,11 +1520,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -1389,11 +1567,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -1439,40 +1621,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -1497,18 +1697,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -1516,11 +1726,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -1550,7 +1764,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -1567,11 +1783,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -1586,7 +1806,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -1598,7 +1820,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -1608,11 +1832,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1630,11 +1858,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -1647,138 +1879,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -1795,11 +2053,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -1880,7 +2142,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -1954,11 +2218,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -1986,11 +2254,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -2029,11 +2301,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -2095,40 +2371,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -2153,18 +2447,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -2172,11 +2476,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -2206,7 +2514,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -2223,11 +2533,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -2242,7 +2556,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -2254,7 +2570,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -2264,11 +2582,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -2286,11 +2608,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -2303,138 +2629,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -2451,11 +2803,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -2504,7 +2860,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -2574,11 +2932,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20;
   var$2$hi = i64toi32_i32$1;
@@ -2606,11 +2968,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21;
   var$0$hi = i64toi32_i32$1;
@@ -2695,40 +3061,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -2753,18 +3137,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -2772,11 +3166,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -2806,7 +3204,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -2823,11 +3223,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -2842,7 +3246,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -2854,7 +3260,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -2864,11 +3272,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -2886,11 +3298,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -2903,138 +3319,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -3051,11 +3493,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -3107,7 +3553,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -3194,11 +3642,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -3226,11 +3678,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -3269,11 +3725,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -3319,40 +3779,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -3377,18 +3855,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -3396,11 +3884,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -3430,7 +3922,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -3447,11 +3941,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -3466,7 +3964,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -3478,7 +3978,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -3488,11 +3990,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -3510,11 +4016,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -3527,138 +4037,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -3675,11 +4211,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -3744,7 +4284,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -3835,11 +4377,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -3867,11 +4413,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -3910,11 +4460,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -3960,40 +4514,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -4018,18 +4590,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -4037,11 +4619,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -4071,7 +4657,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -4088,11 +4676,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -4107,7 +4699,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -4119,7 +4713,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -4129,11 +4725,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -4151,11 +4751,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -4168,138 +4772,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -4316,11 +4946,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -4385,7 +5019,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -4476,11 +5112,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -4508,11 +5148,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -4551,11 +5195,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -4601,40 +5249,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -4659,18 +5325,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -4678,11 +5354,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -4712,7 +5392,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -4729,11 +5411,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -4748,7 +5434,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -4760,7 +5448,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -4770,11 +5460,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -4792,11 +5486,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -4809,138 +5507,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -4957,11 +5681,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -5026,7 +5754,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -5117,11 +5847,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -5149,11 +5883,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -5192,11 +5930,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -5242,40 +5984,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -5300,18 +6060,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -5319,11 +6089,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -5353,7 +6127,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -5370,11 +6146,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -5389,7 +6169,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -5401,7 +6183,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -5411,11 +6195,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -5433,11 +6221,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -5450,138 +6242,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -5598,11 +6416,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -5667,7 +6489,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -5758,11 +6582,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20;
   var$2$hi = i64toi32_i32$1;
@@ -5790,11 +6618,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21;
   var$0$hi = i64toi32_i32$1;
@@ -5863,40 +6695,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -5921,18 +6771,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -5940,11 +6800,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -5974,7 +6838,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -5991,11 +6857,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -6010,7 +6880,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -6022,7 +6894,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -6032,11 +6906,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -6054,11 +6932,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -6071,138 +6953,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -6219,11 +7127,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -6291,7 +7203,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -6382,11 +7296,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20;
   var$2$hi = i64toi32_i32$1;
@@ -6414,11 +7332,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21;
   var$0$hi = i64toi32_i32$1;
@@ -6487,40 +7409,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -6545,18 +7485,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -6564,11 +7514,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -6598,7 +7552,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -6615,11 +7571,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -6634,7 +7594,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -6646,7 +7608,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -6656,11 +7620,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -6678,11 +7646,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -6695,138 +7667,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -6843,11 +7841,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -6915,7 +7917,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -7006,11 +8010,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20;
   var$2$hi = i64toi32_i32$1;
@@ -7038,11 +8046,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21;
   var$0$hi = i64toi32_i32$1;
@@ -7111,40 +8123,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -7169,18 +8199,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -7188,11 +8228,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -7222,7 +8266,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -7239,11 +8285,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -7258,7 +8308,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -7270,7 +8322,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -7280,11 +8334,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -7302,11 +8360,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -7319,138 +8381,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -7467,11 +8555,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -7539,7 +8631,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
diff --git a/test/wasm2js/int_literals.2asm.js b/test/wasm2js/int_literals.2asm.js
index 4d4f4b1a6..72d6c1a76 100644
--- a/test/wasm2js/int_literals.2asm.js
+++ b/test/wasm2js/int_literals.2asm.js
@@ -101,7 +101,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 1;
   i64toi32_i32$4 = 0 + i64toi32_i32$3 | 0;
   i64toi32_i32$5 = 2147483648 + 0 | 0;
-  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+  }
   i64toi32_i32$HIGH_BITS = i64toi32_i32$5;
   return i64toi32_i32$4 | 0;
  }
diff --git a/test/wasm2js/labels.2asm.js b/test/wasm2js/labels.2asm.js
index 4e3a97bff..f51e8b813 100644
--- a/test/wasm2js/labels.2asm.js
+++ b/test/wasm2js/labels.2asm.js
@@ -38,8 +38,10 @@ function asmFunc(global, env, buffer) {
    cont : do {
     i = i + 1 | 0;
     if ((i | 0) == (5 | 0)) {
-     $6_1 = i;
-     break exit;
+     {
+      $6_1 = i;
+      break exit;
+     }
     }
     continue cont;
     break cont;
@@ -54,10 +56,14 @@ function asmFunc(global, env, buffer) {
   exit : {
    cont : do {
     i = i + 1 | 0;
-    if ((i | 0) == (5 | 0)) continue cont;
+    if ((i | 0) == (5 | 0)) {
+     continue cont
+    }
     if ((i | 0) == (8 | 0)) {
-     $8_1 = i;
-     break exit;
+     {
+      $8_1 = i;
+      break exit;
+     }
     }
     i = i + 1 | 0;
     continue cont;
@@ -74,8 +80,10 @@ function asmFunc(global, env, buffer) {
    cont : do {
     i = i + 1 | 0;
     if ((i | 0) == (5 | 0)) {
-     $6_1 = i;
-     break exit;
+     {
+      $6_1 = i;
+      break exit;
+     }
     }
     break cont;
    } while (1);
@@ -92,8 +100,10 @@ function asmFunc(global, env, buffer) {
    cont : do {
     i = i + i | 0;
     if (i >>> 0 > max >>> 0) {
-     $9_1 = i;
-     break exit;
+     {
+      $9_1 = i;
+      break exit;
+     }
     }
     continue cont;
     break cont;
@@ -226,18 +236,26 @@ function asmFunc(global, env, buffer) {
   i = 0;
   outer : {
    inner : {
-    if (0) break inner;
+    if (0) {
+     break inner
+    }
     i = i | 1 | 0;
-    if (1) break inner;
+    if (1) {
+     break inner
+    }
     i = i | 2 | 0;
    }
    i = i | 4 | 0;
    $10_1 = i;
-   if (0) break outer;
+   if (0) {
+    break outer
+   }
    i = i | 8 | 0;
    i = i | 16 | 0;
    $10_1 = i;
-   if (1) break outer;
+   if (1) {
+    break outer
+   }
    i = i | 32 | 0;
    $10_1 = i;
   }
@@ -252,7 +270,9 @@ function asmFunc(global, env, buffer) {
     break l1;
    }
    $2_2 = $0_1;
-   if (1) break l0;
+   if (1) {
+    break l0
+   }
    $2_2 = 1;
   }
   return $2_2 | 0;
@@ -278,7 +298,9 @@ function asmFunc(global, env, buffer) {
    $3_2 = i1;
    i1 = 2;
    $7_1 = $3_2;
-   if (i1) break l0;
+   if (i1) {
+    break l0
+   }
    $7_1 = 0;
   }
   return i1 | 0;
diff --git a/test/wasm2js/left-to-right.2asm.js b/test/wasm2js/left-to-right.2asm.js
index b70e1a2aa..59f10260d 100644
--- a/test/wasm2js/left-to-right.2asm.js
+++ b/test/wasm2js/left-to-right.2asm.js
@@ -515,7 +515,9 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1;
   i64toi32_i32$4 = $0 + i64toi32_i32$3 | 0;
   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+  if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+   i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+  }
   return get() | 0 | 0;
  }
  
@@ -697,11 +699,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-   $9 = 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    $9 = 0;
+   }
   } else {
-   i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-   $9 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
+    $9 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+   }
   }
   return get() | 0 | 0;
  }
@@ -723,11 +729,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $9 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $9 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $9 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $9 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   return get() | 0 | 0;
  }
@@ -749,11 +759,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = $1;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $9 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $9 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $9 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $9 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   return get() | 0 | 0;
  }
@@ -805,12 +819,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1;
-  if ((i64toi32_i32$0 | 0) < (i64toi32_i32$1 | 0)) $8 = 1; else {
-   if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) $9 = 0; else $9 = 1;
-    $10 = $9;
-   } else $10 = 0;
-   $8 = $10;
+  if ((i64toi32_i32$0 | 0) < (i64toi32_i32$1 | 0)) {
+   $8 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 >= i64toi32_i32$3 >>> 0) {
+       $9 = 0
+      } else {
+       $9 = 1
+      }
+      $10 = $9;
+     }
+    } else {
+     $10 = 0
+    }
+    $8 = $10;
+   }
   }
   return get() | 0 | 0;
  }
@@ -830,12 +856,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1;
-  if ((i64toi32_i32$0 | 0) < (i64toi32_i32$1 | 0)) $8 = 1; else {
-   if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 > i64toi32_i32$3 >>> 0) $9 = 0; else $9 = 1;
-    $10 = $9;
-   } else $10 = 0;
-   $8 = $10;
+  if ((i64toi32_i32$0 | 0) < (i64toi32_i32$1 | 0)) {
+   $8 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) <= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 > i64toi32_i32$3 >>> 0) {
+       $9 = 0
+      } else {
+       $9 = 1
+      }
+      $10 = $9;
+     }
+    } else {
+     $10 = 0
+    }
+    $8 = $10;
+   }
   }
   return get() | 0 | 0;
  }
@@ -887,12 +925,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1;
-  if ((i64toi32_i32$0 | 0) > (i64toi32_i32$1 | 0)) $8 = 1; else {
-   if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0) $9 = 0; else $9 = 1;
-    $10 = $9;
-   } else $10 = 0;
-   $8 = $10;
+  if ((i64toi32_i32$0 | 0) > (i64toi32_i32$1 | 0)) {
+   $8 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 <= i64toi32_i32$3 >>> 0) {
+       $9 = 0
+      } else {
+       $9 = 1
+      }
+      $10 = $9;
+     }
+    } else {
+     $10 = 0
+    }
+    $8 = $10;
+   }
   }
   return get() | 0 | 0;
  }
@@ -912,12 +962,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $0;
   i64toi32_i32$1 = $1$hi;
   i64toi32_i32$3 = $1;
-  if ((i64toi32_i32$0 | 0) > (i64toi32_i32$1 | 0)) $8 = 1; else {
-   if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
-    if (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) $9 = 0; else $9 = 1;
-    $10 = $9;
-   } else $10 = 0;
-   $8 = $10;
+  if ((i64toi32_i32$0 | 0) > (i64toi32_i32$1 | 0)) {
+   $8 = 1
+  } else {
+   {
+    if ((i64toi32_i32$0 | 0) >= (i64toi32_i32$1 | 0)) {
+     {
+      if (i64toi32_i32$2 >>> 0 < i64toi32_i32$3 >>> 0) {
+       $9 = 0
+      } else {
+       $9 = 1
+      }
+      $10 = $9;
+     }
+    } else {
+     $10 = 0
+    }
+    $8 = $10;
+   }
   }
   return get() | 0 | 0;
  }
@@ -1313,7 +1375,9 @@ function asmFunc(global, env, buffer) {
   block : {
    reset();
    $3 = i32_left() | 0;
-   if ((i32_right() | 0) & 0 | 0) break block;
+   if ((i32_right() | 0) & 0 | 0) {
+    break block
+   }
    $3 = get() | 0;
   }
   return $3 | 0;
@@ -1358,11 +1422,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23 = $17 + Math_imul($18, $21) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -1371,11 +1439,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23 + Math_imul($22, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -1390,11 +1462,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
@@ -1421,11 +1497,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -1453,11 +1533,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -1496,11 +1580,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -1535,11 +1623,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20;
   var$2$hi = i64toi32_i32$1;
@@ -1567,11 +1659,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21;
   var$0$hi = i64toi32_i32$1;
@@ -1640,40 +1736,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40_1;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41_1;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41_1;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -1698,18 +1812,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42_1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42_1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42_1;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60_1 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -1717,11 +1841,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43_1 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43_1 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -1751,7 +1879,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -1768,11 +1898,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44_1 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44_1 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93_1;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -1787,7 +1921,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -1799,7 +1935,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -1809,11 +1947,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45_1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45_1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45_1;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1831,11 +1973,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46_1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46_1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46_1;
     var$5$hi = i64toi32_i32$1;
@@ -1848,138 +1994,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47_1 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47_1 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47_1 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47_1 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47_1;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48_1 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48_1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48_1;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49_1 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49_1 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49_1;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50_1 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50_1 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50_1;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51_1 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51_1 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51_1;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48_1 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48_1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48_1;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49_1 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49_1 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49_1;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50_1 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50_1 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50_1;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51_1 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51_1 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51_1;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -1996,11 +2168,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52_1 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52_1 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52_1 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52_1 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -2116,7 +2292,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -2126,18 +2304,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/loop.2asm.js b/test/wasm2js/loop.2asm.js
index 24d4ff172..1753f86a1 100644
--- a/test/wasm2js/loop.2asm.js
+++ b/test/wasm2js/loop.2asm.js
@@ -229,7 +229,9 @@ function asmFunc(global, env, buffer) {
   }
   block48 : {
    loop_in49 : do {
-    if (1) break block48;
+    if (1) {
+     break block48
+    }
     abort();
     break loop_in49;
    } while (1);
@@ -385,7 +387,9 @@ function asmFunc(global, env, buffer) {
   block : {
    loop_in : do {
     i64toi32_i32$0 = $0$hi;
-    if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) break block;
+    if (($0 | i64toi32_i32$0 | 0 | 0) == (0 | 0)) {
+     break block
+    }
     i64toi32_i32$0 = $0$hi;
     i64toi32_i32$0 = $1$hi;
     i64toi32_i32$0 = $0$hi;
@@ -426,7 +430,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = $0$hi;
     i64toi32_i32$0 = $2$hi;
     i64toi32_i32$1 = $0$hi;
-    if (i64toi32_i32$0 >>> 0 > i64toi32_i32$1 >>> 0 | ((i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) & $2_1 >>> 0 > $0 >>> 0 | 0) | 0) break block;
+    if (i64toi32_i32$0 >>> 0 > i64toi32_i32$1 >>> 0 | ((i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) & $2_1 >>> 0 > $0 >>> 0 | 0) | 0) {
+     break block
+    }
     i64toi32_i32$0 = $2$hi;
     i64toi32_i32$0 = __wasm_i64_mul($1_1 | 0, $1$hi | 0, $2_1 | 0, i64toi32_i32$0 | 0) | 0;
     $1_1 = i64toi32_i32$0;
@@ -435,7 +441,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$1 = 1;
     i64toi32_i32$4 = $2_1 + i64toi32_i32$1 | 0;
     i64toi32_i32$5 = $2$hi + i64toi32_i32$0 | 0;
-    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$1 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$1 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
     $2_1 = i64toi32_i32$4;
     $2$hi = i64toi32_i32$5;
     continue loop_in;
@@ -453,12 +461,18 @@ function asmFunc(global, env, buffer) {
   var $2_1 = Math_fround(0), $3_1 = Math_fround(0);
   block : {
    loop_in : do {
-    if ($0 == Math_fround(0.0)) break block;
+    if ($0 == Math_fround(0.0)) {
+     break block
+    }
     $2_1 = $1_1;
     block71 : {
      loop_in72 : do {
-      if ($2_1 == Math_fround(0.0)) break block71;
-      if ($2_1 < Math_fround(0.0)) break block;
+      if ($2_1 == Math_fround(0.0)) {
+       break block71
+      }
+      if ($2_1 < Math_fround(0.0)) {
+       break block
+      }
       $3_1 = Math_fround($3_1 + $2_1);
       $2_1 = Math_fround($2_1 - Math_fround(2.0));
       continue loop_in72;
@@ -493,11 +507,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23 = $17_1 + Math_imul($18_1, $21) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -506,11 +524,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23 + Math_imul($22, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -525,11 +547,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
@@ -546,7 +572,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
diff --git a/test/wasm2js/set_local.2asm.js b/test/wasm2js/set_local.2asm.js
index cb072d890..bf3e08754 100644
--- a/test/wasm2js/set_local.2asm.js
+++ b/test/wasm2js/set_local.2asm.js
@@ -88,9 +88,17 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = $7_1;
   i64toi32_i32$3 = $10 + (+Math_fround(-.30000001192092896) + ($2_1 + (+(40 >>> 0) + (+(4294967289 | 0) + (+Math_fround(5.5) + ($21 + (+(i64toi32_i32$1 >>> 0) + 4294967296.0 * +(i64toi32_i32$0 >>> 0) + 8.0)))))));
   if (Math_abs(i64toi32_i32$3) >= 1.0) {
-   if (i64toi32_i32$3 > 0.0) $14 = ~~Math_min(Math_floor(i64toi32_i32$3 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $14 = ~~Math_ceil((i64toi32_i32$3 - +(~~i64toi32_i32$3 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $15 = $14;
-  } else $15 = 0;
+   {
+    if (i64toi32_i32$3 > 0.0) {
+     $14 = ~~Math_min(Math_floor(i64toi32_i32$3 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $14 = ~~Math_ceil((i64toi32_i32$3 - +(~~i64toi32_i32$3 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $15 = $14;
+   }
+  } else {
+   $15 = 0
+  }
   i64toi32_i32$0 = $15;
   i64toi32_i32$1 = ~~i64toi32_i32$3 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$0;
diff --git a/test/wasm2js/stack-modified.2asm.js b/test/wasm2js/stack-modified.2asm.js
index 92e1a0b87..b10a7da45 100644
--- a/test/wasm2js/stack-modified.2asm.js
+++ b/test/wasm2js/stack-modified.2asm.js
@@ -38,23 +38,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = var$1;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break label$1; else label$5 : {
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$2 = var$2$hi;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$0 = var$2$hi;
-     i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     var$2 = i64toi32_i32$0;
-     var$2$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$3 = var$1;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     var$1$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break label$1
+    } else {
+     label$5 : {
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$2 = var$2$hi;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$0 = var$2$hi;
+      i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      var$2 = i64toi32_i32$0;
+      var$2$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$3 = var$1;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      var$1$hi = i64toi32_i32$5;
+     }
     }
     continue label$2;
     break label$2;
@@ -82,23 +86,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = var$1;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break label$1; else block : {
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$2 = var$2$hi;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$0 = var$2$hi;
-     i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     var$2 = i64toi32_i32$0;
-     var$2$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$3 = var$1;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     var$1$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break label$1
+    } else {
+     block : {
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$2 = var$2$hi;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$0 = var$2$hi;
+      i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      var$2 = i64toi32_i32$0;
+      var$2$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$3 = var$1;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      var$1$hi = i64toi32_i32$5;
+     }
     }
     continue label$2;
     break label$2;
@@ -126,23 +134,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = var$1;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break label$1; else block : {
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$2 = var$2$hi;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$0 = var$2$hi;
-     i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     var$2 = i64toi32_i32$0;
-     var$2$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$3 = var$1;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     var$1$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break label$1
+    } else {
+     block : {
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$2 = var$2$hi;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$0 = var$2$hi;
+      i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      var$2 = i64toi32_i32$0;
+      var$2$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$3 = var$1;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      var$1$hi = i64toi32_i32$5;
+     }
     }
     continue label$2;
     break label$2;
@@ -170,23 +182,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = var$1;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break label$1; else block : {
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$2 = var$2$hi;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$0 = var$2$hi;
-     i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     var$2 = i64toi32_i32$0;
-     var$2$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$3 = var$1;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     var$1$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break label$1
+    } else {
+     block : {
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$2 = var$2$hi;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$0 = var$2$hi;
+      i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      var$2 = i64toi32_i32$0;
+      var$2$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$3 = var$1;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      var$1$hi = i64toi32_i32$5;
+     }
     }
     continue label$2;
     break label$2;
@@ -214,23 +230,27 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$2 = var$1;
     i64toi32_i32$1 = 0;
     i64toi32_i32$3 = 0;
-    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) break label$1; else block : {
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$2 = var$2$hi;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$0 = var$2$hi;
-     i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
-     i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
-     var$2 = i64toi32_i32$0;
-     var$2$hi = i64toi32_i32$2;
-     i64toi32_i32$2 = var$1$hi;
-     i64toi32_i32$3 = var$1;
-     i64toi32_i32$0 = 0;
-     i64toi32_i32$1 = 1;
-     i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
-     i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
-     var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
-     var$1$hi = i64toi32_i32$5;
+    if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
+     break label$1
+    } else {
+     block : {
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$2 = var$2$hi;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$0 = var$2$hi;
+      i64toi32_i32$0 = __wasm_i64_mul(var$1 | 0, i64toi32_i32$2 | 0, var$2 | 0, i64toi32_i32$0 | 0) | 0;
+      i64toi32_i32$2 = i64toi32_i32$HIGH_BITS;
+      var$2 = i64toi32_i32$0;
+      var$2$hi = i64toi32_i32$2;
+      i64toi32_i32$2 = var$1$hi;
+      i64toi32_i32$3 = var$1;
+      i64toi32_i32$0 = 0;
+      i64toi32_i32$1 = 1;
+      i64toi32_i32$5 = (i64toi32_i32$3 >>> 0 < i64toi32_i32$1 >>> 0) + i64toi32_i32$0 | 0;
+      i64toi32_i32$5 = i64toi32_i32$2 - i64toi32_i32$5 | 0;
+      var$1 = i64toi32_i32$3 - i64toi32_i32$1 | 0;
+      var$1$hi = i64toi32_i32$5;
+     }
     }
     continue label$2;
     break label$2;
@@ -261,11 +281,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = 0;
-   $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = 0;
+    $21 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $23 = $17 + Math_imul($18, $21) | 0;
   i64toi32_i32$1 = var$1$hi;
@@ -274,11 +298,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = 0;
-   $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$2 = 0;
+    $22 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-   $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $22 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   $29 = $23 + Math_imul($22, var$3) | 0;
   var$2 = var$2 & 65535 | 0;
@@ -293,11 +321,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 32;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
-   $24 = 0;
+   {
+    i64toi32_i32$0 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+    $24 = 0;
+   }
   } else {
-   i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
-   $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$0 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$1 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$2 << i64toi32_i32$4 | 0) | 0;
+    $24 = i64toi32_i32$1 << i64toi32_i32$4 | 0;
+   }
   }
   $56$hi = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
diff --git a/test/wasm2js/tee_local.2asm.js b/test/wasm2js/tee_local.2asm.js
index 0538cbd95..c01df10b1 100644
--- a/test/wasm2js/tee_local.2asm.js
+++ b/test/wasm2js/tee_local.2asm.js
@@ -104,9 +104,17 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = $7_1;
   i64toi32_i32$3 = $16 + (+$1_1 + ($2_1 + (+($3_1 >>> 0) + (+($4_1 | 0) + (+$5_1 + ($27 + (+(i64toi32_i32$1 >>> 0) + 4294967296.0 * +(i64toi32_i32$0 >>> 0) + $8_1)))))));
   if (Math_abs(i64toi32_i32$3) >= 1.0) {
-   if (i64toi32_i32$3 > 0.0) $17 = ~~Math_min(Math_floor(i64toi32_i32$3 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $17 = ~~Math_ceil((i64toi32_i32$3 - +(~~i64toi32_i32$3 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $18 = $17;
-  } else $18 = 0;
+   {
+    if (i64toi32_i32$3 > 0.0) {
+     $17 = ~~Math_min(Math_floor(i64toi32_i32$3 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $17 = ~~Math_ceil((i64toi32_i32$3 - +(~~i64toi32_i32$3 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $18 = $17;
+   }
+  } else {
+   $18 = 0
+  }
   i64toi32_i32$0 = $18;
   i64toi32_i32$1 = ~~i64toi32_i32$3 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$0;
diff --git a/test/wasm2js/traps.2asm.js b/test/wasm2js/traps.2asm.js
index 2333d876c..4cc5b54ea 100644
--- a/test/wasm2js/traps.2asm.js
+++ b/test/wasm2js/traps.2asm.js
@@ -80,11 +80,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $21 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $21 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $21;
   var$2$hi = i64toi32_i32$1;
@@ -112,11 +116,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $22 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $22 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$2 = $22;
   var$2$hi = i64toi32_i32$1;
@@ -155,11 +163,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$5 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
-   $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> 31 | 0;
+    $23 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+   }
   } else {
-   i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
-   $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   {
+    i64toi32_i32$2 = i64toi32_i32$1 >> i64toi32_i32$5 | 0;
+    $23 = (((1 << i64toi32_i32$5 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$5 | 0) | 0 | (i64toi32_i32$4 >>> i64toi32_i32$5 | 0) | 0;
+   }
   }
   var$0 = $23;
   var$0$hi = i64toi32_i32$2;
@@ -205,40 +217,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -263,18 +293,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -282,11 +322,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -316,7 +360,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -333,11 +379,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -352,7 +402,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -364,7 +416,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -374,11 +428,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -396,11 +454,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -413,138 +475,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -561,11 +649,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -630,7 +722,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -731,11 +825,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
-   $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> 31 | 0;
+    $20 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
-   $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$0 >> i64toi32_i32$4 | 0;
+    $20 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+   }
   }
   var$2 = $20;
   var$2$hi = i64toi32_i32$1;
@@ -763,11 +861,15 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$3 = 63;
   i64toi32_i32$0 = i64toi32_i32$3 & 31 | 0;
   if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-   i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
-   $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> 31 | 0;
+    $21 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+   }
   } else {
-   i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
-   $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   {
+    i64toi32_i32$1 = i64toi32_i32$5 >> i64toi32_i32$0 | 0;
+    $21 = (((1 << i64toi32_i32$0 | 0) - 1 | 0) & i64toi32_i32$5 | 0) << (32 - i64toi32_i32$0 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$0 | 0) | 0;
+   }
   }
   var$0 = $21;
   var$0$hi = i64toi32_i32$1;
@@ -836,40 +938,58 @@ function asmFunc(global, env, buffer) {
              i64toi32_i32$3 = 32;
              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
-              i64toi32_i32$1 = 0;
-              $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              {
+               i64toi32_i32$1 = 0;
+               $40 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              }
              } else {
-              i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-              $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              {
+               i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+               $40 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+              }
              }
              var$2 = $40;
-             if (var$2) block : {
-              i64toi32_i32$1 = var$1$hi;
-              var$3 = var$1;
-              if ((var$3 | 0) == (0 | 0)) break label$11;
-              i64toi32_i32$1 = var$1$hi;
-              i64toi32_i32$0 = var$1;
-              i64toi32_i32$2 = 0;
-              i64toi32_i32$3 = 32;
-              i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-              if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if ((var$3 | 0) == (0 | 0)) {
+                break label$11
+               }
+               i64toi32_i32$1 = var$1$hi;
+               i64toi32_i32$0 = var$1;
                i64toi32_i32$2 = 0;
-               $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              } else {
-               i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-               $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+               i64toi32_i32$3 = 32;
+               i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
+               if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+                {
+                 i64toi32_i32$2 = 0;
+                 $41 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                }
+               } else {
+                {
+                 i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                 $41 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$0 >>> i64toi32_i32$4 | 0) | 0;
+                }
+               }
+               var$4 = $41;
+               if ((var$4 | 0) == (0 | 0)) {
+                break label$9
+               }
+               var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
+               if (var$2 >>> 0 <= 31 >>> 0) {
+                break label$8
+               }
+               break label$2;
               }
-              var$4 = $41;
-              if ((var$4 | 0) == (0 | 0)) break label$9;
-              var$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-              if (var$2 >>> 0 <= 31 >>> 0) break label$8;
-              break label$2;
              }
              i64toi32_i32$2 = var$1$hi;
              i64toi32_i32$1 = var$1;
              i64toi32_i32$0 = 1;
              i64toi32_i32$3 = 0;
-             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) break label$2;
+             if (i64toi32_i32$2 >>> 0 > i64toi32_i32$0 >>> 0 | ((i64toi32_i32$2 | 0) == (i64toi32_i32$0 | 0) & i64toi32_i32$1 >>> 0 >= i64toi32_i32$3 >>> 0 | 0) | 0) {
+              break label$2
+             }
              i64toi32_i32$1 = var$0$hi;
              var$2 = var$0;
              i64toi32_i32$1 = var$1$hi;
@@ -894,18 +1014,28 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$1 = 0;
-             $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$1 = 0;
+              $42 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             }
             } else {
-             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-             $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             {
+              i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+              $42 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+             }
             }
             var$3 = $42;
             i64toi32_i32$1 = var$0$hi;
-            if ((var$0 | 0) == (0 | 0)) break label$7;
-            if ((var$3 | 0) == (0 | 0)) break label$6;
+            if ((var$0 | 0) == (0 | 0)) {
+             break label$7
+            }
+            if ((var$3 | 0) == (0 | 0)) {
+             break label$6
+            }
             var$4 = var$3 + 4294967295 | 0;
-            if (var$4 & var$3 | 0) break label$6;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             $60 = __tempMemory__;
             i64toi32_i32$1 = 0;
             i64toi32_i32$2 = var$4 & var$2 | 0;
@@ -913,11 +1043,15 @@ function asmFunc(global, env, buffer) {
             i64toi32_i32$0 = 32;
             i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
             if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-             i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-             $43 = 0;
+             {
+              i64toi32_i32$3 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+              $43 = 0;
+             }
             } else {
-             i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-             $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             {
+              i64toi32_i32$3 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+              $43 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+             }
             }
             $65$hi = i64toi32_i32$3;
             i64toi32_i32$3 = var$0$hi;
@@ -947,7 +1081,9 @@ function asmFunc(global, env, buffer) {
            }
           }
           var$4 = var$3 + 4294967295 | 0;
-          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) break label$5;
+          if ((var$4 & var$3 | 0 | 0) == (0 | 0)) {
+           break label$5
+          }
           var$2 = (Math_clz32(var$3) + 33 | 0) - Math_clz32(var$2) | 0;
           var$3 = 0 - var$2 | 0;
           break label$3;
@@ -964,11 +1100,15 @@ function asmFunc(global, env, buffer) {
         i64toi32_i32$0 = 32;
         i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
         if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-         i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-         $44 = 0;
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+          $44 = 0;
+         }
         } else {
-         i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-         $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $44 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+         }
         }
         i64toi32_i32$2 = $93;
         wasm2js_i32$0 = i64toi32_i32$2;
@@ -983,7 +1123,9 @@ function asmFunc(global, env, buffer) {
         return i64toi32_i32$2 | 0;
        }
        var$2 = Math_clz32(var$3) - Math_clz32(var$2) | 0;
-       if (var$2 >>> 0 < 31 >>> 0) break label$4;
+       if (var$2 >>> 0 < 31 >>> 0) {
+        break label$4
+       }
        break label$2;
       }
       i64toi32_i32$2 = var$0$hi;
@@ -995,7 +1137,9 @@ function asmFunc(global, env, buffer) {
       wasm2js_i32$0 = i64toi32_i32$1;
       wasm2js_i32$1 = i64toi32_i32$2;
       (wasm2js_i32$2 = wasm2js_i32$0, wasm2js_i32$3 = wasm2js_i32$1), ((HEAP8[(wasm2js_i32$2 + 4 | 0) >> 0] = wasm2js_i32$3 & 255 | 0, HEAP8[(wasm2js_i32$2 + 5 | 0) >> 0] = (wasm2js_i32$3 >>> 8 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 6 | 0) >> 0] = (wasm2js_i32$3 >>> 16 | 0) & 255 | 0), HEAP8[(wasm2js_i32$2 + 7 | 0) >> 0] = (wasm2js_i32$3 >>> 24 | 0) & 255 | 0;
-      if ((var$3 | 0) == (1 | 0)) break label$1;
+      if ((var$3 | 0) == (1 | 0)) {
+       break label$1
+      }
       i64toi32_i32$2 = var$0$hi;
       i64toi32_i32$2 = 0;
       $124$hi = i64toi32_i32$2;
@@ -1005,11 +1149,15 @@ function asmFunc(global, env, buffer) {
       i64toi32_i32$0 = __wasm_ctz_i32(var$3 | 0) | 0;
       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-       i64toi32_i32$1 = 0;
-       $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       {
+        i64toi32_i32$1 = 0;
+        $45 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+       }
       } else {
-       i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-       $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       {
+        i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+        $45 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$2 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$3 >>> i64toi32_i32$4 | 0) | 0;
+       }
       }
       i64toi32_i32$3 = $45;
       i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1027,11 +1175,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$2 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$1 = 0;
-     $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$1 = 0;
+      $46 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+     }
     } else {
-     i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
-     $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     {
+      i64toi32_i32$1 = i64toi32_i32$3 >>> i64toi32_i32$4 | 0;
+      $46 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$3 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+     }
     }
     var$5 = $46;
     var$5$hi = i64toi32_i32$1;
@@ -1044,138 +1196,164 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$3 & 63 | 0;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
-     $47 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+      $47 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
-     $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$3 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$1 << i64toi32_i32$4 | 0) | 0;
+      $47 = i64toi32_i32$3 << i64toi32_i32$4 | 0;
+     }
     }
     var$0 = $47;
     var$0$hi = i64toi32_i32$2;
     label$13 : {
-     if (var$2) block3 : {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = 4294967295;
-      i64toi32_i32$0 = 4294967295;
-      i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
-      i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-      if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-      var$8 = i64toi32_i32$4;
-      var$8$hi = i64toi32_i32$5;
-      label$15 : do {
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$2 = var$5;
-       i64toi32_i32$1 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-        $48 = 0;
-       } else {
-        i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
-        $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $144 = $48;
-       $144$hi = i64toi32_i32$1;
-       i64toi32_i32$1 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = 0;
-        $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
-       }
-       $146$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $144$hi;
-       i64toi32_i32$1 = $144;
-       i64toi32_i32$5 = $146$hi;
-       i64toi32_i32$0 = $49;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
-       var$5$hi = i64toi32_i32$5;
-       $148 = var$5;
-       $148$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$5 = var$5$hi;
-       i64toi32_i32$5 = var$8$hi;
-       i64toi32_i32$2 = var$8;
-       i64toi32_i32$1 = var$5$hi;
-       i64toi32_i32$0 = var$5;
-       i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
-       i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-       i64toi32_i32$5 = i64toi32_i32$3;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 63;
-       i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
-        $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
-       }
-       var$6 = $50;
-       var$6$hi = i64toi32_i32$2;
+     if (var$2) {
+      block3 : {
        i64toi32_i32$2 = var$1$hi;
-       i64toi32_i32$2 = var$6$hi;
-       i64toi32_i32$4 = var$6;
-       i64toi32_i32$5 = var$1$hi;
-       i64toi32_i32$0 = var$1;
-       i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
-       $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $155$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $148$hi;
-       i64toi32_i32$2 = $148;
-       i64toi32_i32$4 = $155$hi;
-       i64toi32_i32$0 = $155;
-       i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
-       i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
-       i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
-       i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
-       var$5 = i64toi32_i32$1;
-       var$5$hi = i64toi32_i32$3;
-       i64toi32_i32$3 = var$0$hi;
-       i64toi32_i32$5 = var$0;
-       i64toi32_i32$2 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
-       if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-        i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-        $51 = 0;
-       } else {
-        i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-        $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = 4294967295;
+       i64toi32_i32$0 = 4294967295;
+       i64toi32_i32$4 = i64toi32_i32$1 + i64toi32_i32$0 | 0;
+       i64toi32_i32$5 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+       if (i64toi32_i32$4 >>> 0 < i64toi32_i32$0 >>> 0) {
+        i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
        }
-       $158$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $158$hi;
-       i64toi32_i32$3 = $51;
-       i64toi32_i32$5 = var$7$hi;
-       i64toi32_i32$0 = var$7;
-       i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
-       var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
-       var$0$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = var$6$hi;
-       i64toi32_i32$2 = var$6;
-       i64toi32_i32$3 = 0;
-       i64toi32_i32$0 = 1;
-       i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
-       var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
-       var$6$hi = i64toi32_i32$3;
-       var$7 = var$6;
-       var$7$hi = i64toi32_i32$3;
-       var$2 = var$2 + 4294967295 | 0;
-       if (var$2) continue label$15;
-       break label$15;
-      } while (1);
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : do {
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$2 = var$5;
+        i64toi32_i32$1 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+          $48 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$1 = ((1 << i64toi32_i32$3 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$3 | 0) | 0) | 0 | (i64toi32_i32$5 << i64toi32_i32$3 | 0) | 0;
+          $48 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+         }
+        }
+        $144 = $48;
+        $144$hi = i64toi32_i32$1;
+        i64toi32_i32$1 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$3 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = 0;
+          $49 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+          $49 = (((1 << i64toi32_i32$3 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$3 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$3 | 0) | 0;
+         }
+        }
+        $146$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $144$hi;
+        i64toi32_i32$1 = $144;
+        i64toi32_i32$5 = $146$hi;
+        i64toi32_i32$0 = $49;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$5 = i64toi32_i32$1 | i64toi32_i32$0 | 0;
+        var$5$hi = i64toi32_i32$5;
+        $148 = var$5;
+        $148$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$5 = var$5$hi;
+        i64toi32_i32$5 = var$8$hi;
+        i64toi32_i32$2 = var$8;
+        i64toi32_i32$1 = var$5$hi;
+        i64toi32_i32$0 = var$5;
+        i64toi32_i32$3 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$4 = i64toi32_i32$6 + i64toi32_i32$1 | 0;
+        i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+        i64toi32_i32$5 = i64toi32_i32$3;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 63;
+        i64toi32_i32$1 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> 31 | 0;
+          $50 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+          $50 = (((1 << i64toi32_i32$1 | 0) - 1 | 0) & i64toi32_i32$4 | 0) << (32 - i64toi32_i32$1 | 0) | 0 | (i64toi32_i32$5 >>> i64toi32_i32$1 | 0) | 0;
+         }
+        }
+        var$6 = $50;
+        var$6$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$1$hi;
+        i64toi32_i32$2 = var$6$hi;
+        i64toi32_i32$4 = var$6;
+        i64toi32_i32$5 = var$1$hi;
+        i64toi32_i32$0 = var$1;
+        i64toi32_i32$5 = i64toi32_i32$2 & i64toi32_i32$5 | 0;
+        $155 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $155$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $148$hi;
+        i64toi32_i32$2 = $148;
+        i64toi32_i32$4 = $155$hi;
+        i64toi32_i32$0 = $155;
+        i64toi32_i32$1 = i64toi32_i32$2 - i64toi32_i32$0 | 0;
+        i64toi32_i32$6 = i64toi32_i32$2 >>> 0 < i64toi32_i32$0 >>> 0;
+        i64toi32_i32$3 = i64toi32_i32$6 + i64toi32_i32$4 | 0;
+        i64toi32_i32$3 = i64toi32_i32$5 - i64toi32_i32$3 | 0;
+        var$5 = i64toi32_i32$1;
+        var$5$hi = i64toi32_i32$3;
+        i64toi32_i32$3 = var$0$hi;
+        i64toi32_i32$5 = var$0;
+        i64toi32_i32$2 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
+        if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
+         {
+          i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+          $51 = 0;
+         }
+        } else {
+         {
+          i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+          $51 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+         }
+        }
+        $158$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $158$hi;
+        i64toi32_i32$3 = $51;
+        i64toi32_i32$5 = var$7$hi;
+        i64toi32_i32$0 = var$7;
+        i64toi32_i32$5 = i64toi32_i32$2 | i64toi32_i32$5 | 0;
+        var$0 = i64toi32_i32$3 | i64toi32_i32$0 | 0;
+        var$0$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = var$6$hi;
+        i64toi32_i32$2 = var$6;
+        i64toi32_i32$3 = 0;
+        i64toi32_i32$0 = 1;
+        i64toi32_i32$3 = i64toi32_i32$5 & i64toi32_i32$3 | 0;
+        var$6 = i64toi32_i32$2 & i64toi32_i32$0 | 0;
+        var$6$hi = i64toi32_i32$3;
+        var$7 = var$6;
+        var$7$hi = i64toi32_i32$3;
+        var$2 = var$2 + 4294967295 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       } while (1);
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -1192,11 +1370,15 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = 1;
     i64toi32_i32$4 = i64toi32_i32$0 & 31 | 0;
     if (32 >>> 0 <= (i64toi32_i32$0 & 63 | 0) >>> 0) {
-     i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-     $52 = 0;
+     {
+      i64toi32_i32$2 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+      $52 = 0;
+     }
     } else {
-     i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
-     $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     {
+      i64toi32_i32$2 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$5 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$3 << i64toi32_i32$4 | 0) | 0;
+      $52 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+     }
     }
     $170$hi = i64toi32_i32$2;
     i64toi32_i32$2 = var$6$hi;
@@ -1264,7 +1446,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -1332,9 +1516,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = Math_fround(0), $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_fround(Math_abs(i64toi32_i32$0)) >= Math_fround(1.0)) {
-   if (i64toi32_i32$0 > Math_fround(0.0)) $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0; else $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > Math_fround(0.0)) {
+     $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0
+    } else {
+     $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1346,9 +1538,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = Math_fround(0), $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_fround(Math_abs(i64toi32_i32$0)) >= Math_fround(1.0)) {
-   if (i64toi32_i32$0 > Math_fround(0.0)) $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0; else $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > Math_fround(0.0)) {
+     $4_1 = ~~Math_fround(Math_min(Math_fround(Math_floor(Math_fround(i64toi32_i32$0 / Math_fround(4294967296.0)))), Math_fround(Math_fround(4294967296.0) - Math_fround(1.0)))) >>> 0
+    } else {
+     $4_1 = ~~Math_fround(Math_ceil(Math_fround(Math_fround(i64toi32_i32$0 - Math_fround(~~i64toi32_i32$0 >>> 0 >>> 0)) / Math_fround(4294967296.0)))) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1360,9 +1560,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0.0, $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_abs(i64toi32_i32$0) >= 1.0) {
-   if (i64toi32_i32$0 > 0.0) $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > 0.0) {
+     $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1374,9 +1582,17 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0.0, $4_1 = 0, $5_1 = 0, i64toi32_i32$1 = 0, i64toi32_i32$2 = 0;
   i64toi32_i32$0 = x;
   if (Math_abs(i64toi32_i32$0) >= 1.0) {
-   if (i64toi32_i32$0 > 0.0) $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0; else $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0;
-   $5_1 = $4_1;
-  } else $5_1 = 0;
+   {
+    if (i64toi32_i32$0 > 0.0) {
+     $4_1 = ~~Math_min(Math_floor(i64toi32_i32$0 / 4294967296.0), 4294967296.0 - 1.0) >>> 0
+    } else {
+     $4_1 = ~~Math_ceil((i64toi32_i32$0 - +(~~i64toi32_i32$0 >>> 0 >>> 0)) / 4294967296.0) >>> 0
+    }
+    $5_1 = $4_1;
+   }
+  } else {
+   $5_1 = 0
+  }
   i64toi32_i32$1 = $5_1;
   i64toi32_i32$2 = ~~i64toi32_i32$0 >>> 0;
   i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
@@ -1461,18 +1677,20 @@ function asmFunc(global, env, buffer) {
   var oldPages = __wasm_current_memory() | 0;
   var newPages = oldPages + pagesToAdd | 0;
   if ((oldPages < newPages) && (newPages < 65536)) {
-   var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
-   var newHEAP8 = new global.Int8Array(newBuffer);
-   newHEAP8.set(HEAP8);
-   HEAP8 = newHEAP8;
-   HEAP16 = new global.Int16Array(newBuffer);
-   HEAP32 = new global.Int32Array(newBuffer);
-   HEAPU8 = new global.Uint8Array(newBuffer);
-   HEAPU16 = new global.Uint16Array(newBuffer);
-   HEAPU32 = new global.Uint32Array(newBuffer);
-   HEAPF32 = new global.Float32Array(newBuffer);
-   HEAPF64 = new global.Float64Array(newBuffer);
-   buffer = newBuffer;
+   {
+    var newBuffer = new ArrayBuffer(Math_imul(newPages, 65536));
+    var newHEAP8 = new global.Int8Array(newBuffer);
+    newHEAP8.set(HEAP8);
+    HEAP8 = newHEAP8;
+    HEAP16 = new global.Int16Array(newBuffer);
+    HEAP32 = new global.Int32Array(newBuffer);
+    HEAPU8 = new global.Uint8Array(newBuffer);
+    HEAPU16 = new global.Uint16Array(newBuffer);
+    HEAPU32 = new global.Uint32Array(newBuffer);
+    HEAPF32 = new global.Float32Array(newBuffer);
+    HEAPF64 = new global.Float64Array(newBuffer);
+    buffer = newBuffer;
+   }
   }
   return oldPages;
  }
diff --git a/test/wasm2js/unary-ops.2asm.js b/test/wasm2js/unary-ops.2asm.js
index e45722372..7534f9ea3 100644
--- a/test/wasm2js/unary-ops.2asm.js
+++ b/test/wasm2js/unary-ops.2asm.js
@@ -102,7 +102,11 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$1 = $0;
   i64toi32_i32$3 = Math_clz32(i64toi32_i32$0);
   i64toi32_i32$2 = 0;
-  if ((i64toi32_i32$3 | 0) == (32 | 0)) $9_1 = Math_clz32(i64toi32_i32$1) + 32 | 0; else $9_1 = i64toi32_i32$3;
+  if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+   $9_1 = Math_clz32(i64toi32_i32$1) + 32 | 0
+  } else {
+   $9_1 = i64toi32_i32$3
+  }
   $3$hi = i64toi32_i32$2;
   i64toi32_i32$2 = r$hi;
   i64toi32_i32$2 = $3$hi;
@@ -131,7 +135,9 @@ function asmFunc(global, env, buffer) {
  
  function __wasm_ctz_i32(var$0) {
   var$0 = var$0 | 0;
-  if (var$0) return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0;
+  if (var$0) {
+   return 31 - Math_clz32((var$0 + 4294967295 | 0) ^ var$0 | 0) | 0 | 0
+  }
   return 32 | 0;
  }
  
@@ -141,35 +147,43 @@ function asmFunc(global, env, buffer) {
   var i64toi32_i32$0 = 0, i64toi32_i32$3 = 0, i64toi32_i32$5 = 0, i64toi32_i32$4 = 0, i64toi32_i32$2 = 0, i64toi32_i32$1 = 0, $10 = 0, $5$hi = 0, $8$hi = 0;
   i64toi32_i32$0 = var$0$hi;
   if (((var$0 | i64toi32_i32$0 | 0 | 0) == (0 | 0) | 0) == (0 | 0)) {
-   i64toi32_i32$0 = var$0$hi;
-   i64toi32_i32$2 = var$0;
-   i64toi32_i32$1 = 4294967295;
-   i64toi32_i32$3 = 4294967295;
-   i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
-   i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
-   if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0;
-   $5$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = var$0$hi;
-   i64toi32_i32$5 = $5$hi;
-   i64toi32_i32$0 = i64toi32_i32$4;
-   i64toi32_i32$2 = var$0$hi;
-   i64toi32_i32$3 = var$0;
-   i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
-   i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
-   i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
-   i64toi32_i32$5 = 0;
-   if ((i64toi32_i32$3 | 0) == (32 | 0)) $10 = Math_clz32(i64toi32_i32$0) + 32 | 0; else $10 = i64toi32_i32$3;
-   $8$hi = i64toi32_i32$5;
-   i64toi32_i32$5 = 0;
-   i64toi32_i32$0 = 63;
-   i64toi32_i32$2 = $8$hi;
-   i64toi32_i32$3 = $10;
-   i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
-   i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
-   i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
-   i64toi32_i32$0 = i64toi32_i32$1;
-   i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
-   return i64toi32_i32$0 | 0;
+   {
+    i64toi32_i32$0 = var$0$hi;
+    i64toi32_i32$2 = var$0;
+    i64toi32_i32$1 = 4294967295;
+    i64toi32_i32$3 = 4294967295;
+    i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$3 | 0;
+    i64toi32_i32$5 = i64toi32_i32$0 + i64toi32_i32$1 | 0;
+    if (i64toi32_i32$4 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$5 = i64toi32_i32$5 + 1 | 0
+    }
+    $5$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = var$0$hi;
+    i64toi32_i32$5 = $5$hi;
+    i64toi32_i32$0 = i64toi32_i32$4;
+    i64toi32_i32$2 = var$0$hi;
+    i64toi32_i32$3 = var$0;
+    i64toi32_i32$2 = i64toi32_i32$5 ^ i64toi32_i32$2 | 0;
+    i64toi32_i32$0 = i64toi32_i32$0 ^ i64toi32_i32$3 | 0;
+    i64toi32_i32$3 = Math_clz32(i64toi32_i32$2);
+    i64toi32_i32$5 = 0;
+    if ((i64toi32_i32$3 | 0) == (32 | 0)) {
+     $10 = Math_clz32(i64toi32_i32$0) + 32 | 0
+    } else {
+     $10 = i64toi32_i32$3
+    }
+    $8$hi = i64toi32_i32$5;
+    i64toi32_i32$5 = 0;
+    i64toi32_i32$0 = 63;
+    i64toi32_i32$2 = $8$hi;
+    i64toi32_i32$3 = $10;
+    i64toi32_i32$1 = i64toi32_i32$0 - i64toi32_i32$3 | 0;
+    i64toi32_i32$4 = (i64toi32_i32$0 >>> 0 < i64toi32_i32$3 >>> 0) + i64toi32_i32$2 | 0;
+    i64toi32_i32$4 = i64toi32_i32$5 - i64toi32_i32$4 | 0;
+    i64toi32_i32$0 = i64toi32_i32$1;
+    i64toi32_i32$HIGH_BITS = i64toi32_i32$4;
+    return i64toi32_i32$0 | 0;
+   }
   }
   i64toi32_i32$0 = 0;
   i64toi32_i32$4 = 64;
@@ -183,7 +197,9 @@ function asmFunc(global, env, buffer) {
   label$1 : {
    label$2 : do {
     $5_1 = var$1;
-    if ((var$0 | 0) == (0 | 0)) break label$1;
+    if ((var$0 | 0) == (0 | 0)) {
+     break label$1
+    }
     var$0 = var$0 & (var$0 - 1 | 0) | 0;
     var$1 = var$1 + 1 | 0;
     continue label$2;
@@ -205,7 +221,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$0 = var$1$hi;
     $5_1 = var$1;
     $5$hi = i64toi32_i32$0;
-    if ($4_1) break label$1;
+    if ($4_1) {
+     break label$1
+    }
     i64toi32_i32$0 = $5$hi;
     i64toi32_i32$0 = var$0$hi;
     i64toi32_i32$2 = var$0;
@@ -228,7 +246,9 @@ function asmFunc(global, env, buffer) {
     i64toi32_i32$3 = 1;
     i64toi32_i32$1 = i64toi32_i32$5 + i64toi32_i32$3 | 0;
     i64toi32_i32$4 = i64toi32_i32$2 + i64toi32_i32$0 | 0;
-    if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0;
+    if (i64toi32_i32$1 >>> 0 < i64toi32_i32$3 >>> 0) {
+     i64toi32_i32$4 = i64toi32_i32$4 + 1 | 0
+    }
     var$1 = i64toi32_i32$1;
     var$1$hi = i64toi32_i32$4;
     continue label$2;