wasm2js: avoid some slow operations when not optimizing (#2082)

Without this PR, wasm2js0.test_printf in emscripten took an extremely long time to compile.

20 files changed, 4087 insertions, 3751 deletions

diff --git a/src/wasm2js.h b/src/wasm2js.h
index 731bf0a8c..e721d3d58 100644
--- a/src/wasm2js.h
+++ b/src/wasm2js.h
@@ -301,12 +301,14 @@ Ref Wasm2JSBuilder::processWasm(Module* wasm, Name funcName) {
     // Finally, get the code into the flat form we need for wasm2js itself, and
     // optimize that a little in a way that keeps flat property.
     runner.add("flatten");
-    runner.add("remove-unused-names");
-    runner.add("merge-blocks");
+    // Regardless of optimization level, run some simple optimizations to undo
+    // some of the effects of flattening.
     runner.add("simplify-locals-notee-nostructure");
-    // Coalescing is slow if we didn't run full optimizations earlier, so don't
-    // run it automatically.
+    // Some operations can be very slow if we didn't run full optimizations
+    // earlier, so don't run them automatically.
     if (options.optimizeLevel > 0) {
+      runner.add("remove-unused-names");
+      runner.add("merge-blocks");
       runner.add("coalesce-locals");
     }
     runner.add("reorder-locals");
diff --git a/test/wasm2js/block.2asm.js b/test/wasm2js/block.2asm.js
index 5d652f743..51b13270c 100644
--- a/test/wasm2js/block.2asm.js
+++ b/test/wasm2js/block.2asm.js
@@ -34,19 +34,25 @@ function asmFunc(global, env, buffer) {
  }
  
  function $3() {
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  dummy();
+  block : {
+   dummy();
+   dummy();
+   dummy();
+   dummy();
+  }
+  block1 : {
+   dummy();
+   dummy();
+   dummy();
+  }
   return 8 | 0;
  }
  
  function $4() {
-  dummy();
-  dummy();
+  block : {
+   dummy();
+   dummy();
+  }
   return 9 | 0;
  }
  
@@ -125,14 +131,13 @@ function asmFunc(global, env, buffer) {
   $0 = 0;
   $1_1 = $0;
   block : {
-   $2_1 = 1;
-   break block;
+   block47 : {
+    $2_1 = 1;
+    break block;
+   }
   }
   $0 = $1_1 + $2_1 | 0;
   $5_1 = $0;
-  block49 : {
-   break block49;
-  }
   $0 = $5_1 + 2 | 0;
   $9_1 = $0;
   block50 : {
@@ -142,8 +147,10 @@ function asmFunc(global, env, buffer) {
   $0 = $9_1 + $10_1 | 0;
   $13_1 = $0;
   block51 : {
-   $14_1 = 8;
-   break block51;
+   block52 : {
+    $14_1 = 8;
+    break block51;
+   }
   }
   $0 = $13_1 + $14_1 | 0;
   return $0 | 0;
diff --git a/test/wasm2js/br.2asm.js b/test/wasm2js/br.2asm.js
index ff5270db0..f02b0a154 100644
--- a/test/wasm2js/br.2asm.js
+++ b/test/wasm2js/br.2asm.js
@@ -115,8 +115,10 @@ function asmFunc(global, env, buffer) {
  function $13() {
   var $0 = 0, $1_1 = 0, $3_1 = 0;
   block : {
-   $0 = 3;
-   break block;
+   loop_in : while (1) {
+    $0 = 3;
+    break block;
+   };
   }
   return $0 | 0;
  }
@@ -124,9 +126,11 @@ function asmFunc(global, env, buffer) {
  function $14() {
   var $0 = 0, $1_1 = 0, $3_1 = 0;
   block : {
-   dummy();
-   $0 = 4;
-   break block;
+   loop_in : while (1) {
+    dummy();
+    $0 = 4;
+    break block;
+   };
   }
   return $0 | 0;
  }
@@ -134,9 +138,11 @@ function asmFunc(global, env, buffer) {
  function $15() {
   var $0 = 0;
   block : {
-   dummy();
-   $0 = 5;
-   break block;
+   loop_in : while (1) {
+    dummy();
+    $0 = 5;
+    break block;
+   };
   }
   return $0 | 0;
  }
@@ -505,8 +511,10 @@ function asmFunc(global, env, buffer) {
  function $54() {
   var $0 = 0;
   block : {
-   $0 = 8;
-   break block;
+   block0 : {
+    $0 = 8;
+    break block;
+   }
   }
   return 1 + $0 | 0 | 0;
  }
diff --git a/test/wasm2js/br_if.2asm.js b/test/wasm2js/br_if.2asm.js
index 8e388a646..691dc6985 100644
--- a/test/wasm2js/br_if.2asm.js
+++ b/test/wasm2js/br_if.2asm.js
@@ -50,9 +50,9 @@ function asmFunc(global, env, buffer) {
  
  function $3($0) {
   $0 = $0 | 0;
-  dummy();
-  dummy();
   block : {
+   dummy();
+   dummy();
    if ($0) {
     break block
    }
@@ -89,10 +89,10 @@ function asmFunc(global, env, buffer) {
  function $6($0) {
   $0 = $0 | 0;
   var $2_1 = 0;
-  dummy();
-  dummy();
-  $2_1 = 11;
   block : {
+   dummy();
+   dummy();
+   $2_1 = 11;
    if ($0) {
     break block
    }
@@ -103,10 +103,12 @@ function asmFunc(global, env, buffer) {
  function $7($0) {
   $0 = $0 | 0;
   block : {
-   if ($0) {
-    break block
-   }
-   return 2 | 0;
+   loop_in : while (1) {
+    if ($0) {
+     break block
+    }
+    return 2 | 0;
+   };
   }
   return 3 | 0;
  }
@@ -114,22 +116,27 @@ function asmFunc(global, env, buffer) {
  function $8($0) {
   $0 = $0 | 0;
   block : {
-   dummy();
-   if ($0) {
-    break block
-   }
-   return 2 | 0;
+   loop_in : while (1) {
+    dummy();
+    if ($0) {
+     break block
+    }
+    return 2 | 0;
+   };
   }
   return 4 | 0;
  }
  
  function $9($0) {
   $0 = $0 | 0;
-  dummy();
   fake_return_waka123 : {
-   if ($0) {
-    break fake_return_waka123
-   }
+   loop_in : while (1) {
+    dummy();
+    if ($0) {
+     break fake_return_waka123
+    }
+    break loop_in;
+   };
   }
  }
  
@@ -164,10 +171,12 @@ function asmFunc(global, env, buffer) {
  function $12($0) {
   $0 = $0 | 0;
   var $2_1 = 0;
-  $2_1 = 8;
   block : {
-   if ($0) {
-    break block
+   block0 : {
+    $2_1 = 8;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4 + 16 | 0;
   }
@@ -178,9 +187,11 @@ function asmFunc(global, env, buffer) {
   $0 = $0 | 0;
   var $2_1 = 0;
   block : {
-   $2_1 = 8;
-   if ($0) {
-    break block
+   block1 : {
+    $2_1 = 8;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    break block;
@@ -191,10 +202,12 @@ function asmFunc(global, env, buffer) {
  function $14($0) {
   $0 = $0 | 0;
   var $2_1 = 0;
-  $2_1 = 8;
   block : {
-   if ($0) {
-    break block
+   block2 : {
+    $2_1 = 8;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    if (1) {
@@ -208,10 +221,12 @@ function asmFunc(global, env, buffer) {
  function $15($0) {
   $0 = $0 | 0;
   var $2_1 = 0;
-  $2_1 = 8;
   block : {
-   if ($0) {
-    break block
+   block3 : {
+    $2_1 = 8;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    if (1) {
@@ -226,9 +241,11 @@ function asmFunc(global, env, buffer) {
   $0 = $0 | 0;
   var $2_1 = 0;
   block : {
-   $2_1 = 8;
-   if ($0) {
-    break block
+   block4 : {
+    $2_1 = 8;
+    if ($0) {
+     break block
+    }
    }
    $2_1 = 4;
    switch (1 | 0) {
@@ -243,9 +260,11 @@ function asmFunc(global, env, buffer) {
   $0 = $0 | 0;
   var $2_1 = 0;
   block : {
-   $2_1 = 8;
-   if ($0) {
-    break block
+   block5 : {
+    $2_1 = 8;
+    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 80e543532..952e99b1b 100644
--- a/test/wasm2js/br_table.2asm.js
+++ b/test/wasm2js/br_table.2asm.js
@@ -98,12 +98,6 @@ function asmFunc(global, env, buffer) {
  
  function $9($0) {
   $0 = $0 | 0;
-  block : {
-   switch ($0 | 0) {
-   default:
-    break block;
-   };
-  }
   return 22 | 0;
  }
  
@@ -12593,10 +12587,12 @@ function asmFunc(global, env, buffer) {
  function $20() {
   var $1_1 = 0, $2_1 = 0, $4_1 = 0;
   fake_return_waka123 : {
-   $1_1 = 3;
-   switch (0 | 0) {
-   default:
-    break fake_return_waka123;
+   loop_in : while (1) {
+    $1_1 = 3;
+    switch (0 | 0) {
+    default:
+     break fake_return_waka123;
+    };
    };
   }
   return $1_1 | 0;
@@ -12605,11 +12601,13 @@ function asmFunc(global, env, buffer) {
  function $21() {
   var $1_1 = 0, $2_1 = 0, $4_1 = 0;
   fake_return_waka123 : {
-   dummy();
-   $1_1 = 4;
-   switch (-1 | 0) {
-   default:
-    break fake_return_waka123;
+   loop_in : while (1) {
+    dummy();
+    $1_1 = 4;
+    switch (-1 | 0) {
+    default:
+     break fake_return_waka123;
+    };
    };
   }
   return $1_1 | 0;
@@ -12618,11 +12616,13 @@ function asmFunc(global, env, buffer) {
  function $22() {
   var $1_1 = 0;
   fake_return_waka123 : {
-   dummy();
-   $1_1 = 5;
-   switch (1 | 0) {
-   default:
-    break fake_return_waka123;
+   loop_in : while (1) {
+    dummy();
+    $1_1 = 5;
+    switch (1 | 0) {
+    default:
+     break fake_return_waka123;
+    };
    };
   }
   return $1_1 | 0;
diff --git a/test/wasm2js/br_table_temp.2asm.js b/test/wasm2js/br_table_temp.2asm.js
index f8e7c4700..b55d6ab24 100644
--- a/test/wasm2js/br_table_temp.2asm.js
+++ b/test/wasm2js/br_table_temp.2asm.js
@@ -94,12 +94,6 @@ function asmFunc(global, env, buffer) {
  
  function $9($0) {
   $0 = $0 | 0;
-  block : {
-   switch ($0 | 0) {
-   default:
-    break block;
-   };
-  }
   return 22 | 0;
  }
  
@@ -12589,10 +12583,12 @@ function asmFunc(global, env, buffer) {
  function $20() {
   var $1_1 = 0, $2_1 = 0, $4_1 = 0;
   fake_return_waka123 : {
-   $1_1 = 3;
-   switch (0 | 0) {
-   default:
-    break fake_return_waka123;
+   loop_in : while (1) {
+    $1_1 = 3;
+    switch (0 | 0) {
+    default:
+     break fake_return_waka123;
+    };
    };
   }
   return $1_1 | 0;
@@ -12601,11 +12597,13 @@ function asmFunc(global, env, buffer) {
  function $21() {
   var $1_1 = 0, $2_1 = 0, $4_1 = 0;
   fake_return_waka123 : {
-   dummy();
-   $1_1 = 4;
-   switch (-1 | 0) {
-   default:
-    break fake_return_waka123;
+   loop_in : while (1) {
+    dummy();
+    $1_1 = 4;
+    switch (-1 | 0) {
+    default:
+     break fake_return_waka123;
+    };
    };
   }
   return $1_1 | 0;
@@ -12614,11 +12612,13 @@ function asmFunc(global, env, buffer) {
  function $22() {
   var $1_1 = 0;
   fake_return_waka123 : {
-   dummy();
-   $1_1 = 5;
-   switch (1 | 0) {
-   default:
-    break fake_return_waka123;
+   loop_in : while (1) {
+    dummy();
+    $1_1 = 5;
+    switch (1 | 0) {
+    default:
+     break fake_return_waka123;
+    };
    };
   }
   return $1_1 | 0;
diff --git a/test/wasm2js/f32.2asm.js b/test/wasm2js/f32.2asm.js
index 107c3ea2d..ccd67a000 100644
--- a/test/wasm2js/f32.2asm.js
+++ b/test/wasm2js/f32.2asm.js
@@ -126,12 +126,14 @@ function asmFunc(global, env, buffer) {
   var$1 = Math_fround(Math_floor(var$0));
   var$2 = Math_fround(var$0 - var$1);
   if (!(var$2 < Math_fround(.5))) {
-   var$0 = Math_fround(Math_ceil(var$0));
-   if (var$2 > Math_fround(.5)) {
-    return Math_fround(var$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 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0) ? var$1 : var$0;
    }
-   var$2 = Math_fround(var$1 * Math_fround(.5));
-   var$1 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0) ? var$1 : var$0;
   }
   return Math_fround(var$1);
  }
diff --git a/test/wasm2js/f64.2asm.js b/test/wasm2js/f64.2asm.js
index cf4d31c92..ee8123f40 100644
--- a/test/wasm2js/f64.2asm.js
+++ b/test/wasm2js/f64.2asm.js
@@ -150,12 +150,14 @@ function asmFunc(global, env, buffer) {
   var$1 = Math_floor(var$0);
   var$2 = var$0 - var$1;
   if (!(var$2 < .5)) {
-   var$0 = Math_ceil(var$0);
-   if (var$2 > .5) {
-    return +var$0
+   block : {
+    var$0 = Math_ceil(var$0);
+    if (var$2 > .5) {
+     return +var$0
+    }
+    var$2 = var$1 * .5;
+    var$1 = var$2 - Math_floor(var$2) == 0.0 ? var$1 : var$0;
    }
-   var$2 = var$1 * .5;
-   var$1 = var$2 - Math_floor(var$2) == 0.0 ? var$1 : var$0;
   }
   return +var$1;
  }
diff --git a/test/wasm2js/fac.2asm.js b/test/wasm2js/fac.2asm.js
index 737ae3c59..d154a9742 100644
--- a/test/wasm2js/fac.2asm.js
+++ b/test/wasm2js/fac.2asm.js
@@ -105,22 +105,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break block
     } else {
-     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;
+     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;
    };
@@ -150,22 +152,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break done
     } else {
-     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;
+     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;
    };
@@ -183,26 +187,26 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$0 = 0;
   $1 = 1;
   $1$hi = i64toi32_i32$0;
-  i64toi32_i32$0 = $0$hi;
-  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
+  block : {
+   i64toi32_i32$0 = $0$hi;
+   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 {
-     $11 = 1
+     $12 = 0
     }
-    $12 = $11;
-   } else {
-    $12 = 0
+    $10 = $12;
    }
-   $10 = $12;
-  }
-  block : {
    if ($10) {
     break block
    }
diff --git a/test/wasm2js/float_misc.2asm.js b/test/wasm2js/float_misc.2asm.js
index 9dd282da3..a81f9dc25 100644
--- a/test/wasm2js/float_misc.2asm.js
+++ b/test/wasm2js/float_misc.2asm.js
@@ -235,12 +235,14 @@ function asmFunc(global, env, buffer) {
   var$1 = Math_fround(Math_floor(var$0));
   var$2 = Math_fround(var$0 - var$1);
   if (!(var$2 < Math_fround(.5))) {
-   var$0 = Math_fround(Math_ceil(var$0));
-   if (var$2 > Math_fround(.5)) {
-    return Math_fround(var$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 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0) ? var$1 : var$0;
    }
-   var$2 = Math_fround(var$1 * Math_fround(.5));
-   var$1 = Math_fround(var$2 - Math_fround(Math_floor(var$2))) == Math_fround(0.0) ? var$1 : var$0;
   }
   return Math_fround(var$1);
  }
@@ -251,12 +253,14 @@ function asmFunc(global, env, buffer) {
   var$1 = Math_floor(var$0);
   var$2 = var$0 - var$1;
   if (!(var$2 < .5)) {
-   var$0 = Math_ceil(var$0);
-   if (var$2 > .5) {
-    return +var$0
+   block : {
+    var$0 = Math_ceil(var$0);
+    if (var$2 > .5) {
+     return +var$0
+    }
+    var$2 = var$1 * .5;
+    var$1 = var$2 - Math_floor(var$2) == 0.0 ? var$1 : var$0;
    }
-   var$2 = var$1 * .5;
-   var$1 = var$2 - Math_floor(var$2) == 0.0 ? var$1 : var$0;
   }
   return +var$1;
  }
diff --git a/test/wasm2js/func.2asm.js b/test/wasm2js/func.2asm.js
index 91f0c2f3f..7aecd4e6b 100644
--- a/test/wasm2js/func.2asm.js
+++ b/test/wasm2js/func.2asm.js
@@ -183,8 +183,10 @@ function asmFunc(global, env, buffer) {
  }
  
  function $47() {
-  dummy();
-  dummy();
+  block : {
+   dummy();
+   dummy();
+  }
  }
  
  function $48() {
@@ -279,8 +281,8 @@ function asmFunc(global, env, buffer) {
  function $62($0) {
   $0 = $0 | 0;
   var $2_1 = 0;
-  $2_1 = 50;
   fake_return_waka123 : {
+   $2_1 = 50;
    if ($0) {
     break fake_return_waka123
    }
diff --git a/test/wasm2js/i64.2asm.js b/test/wasm2js/i64.2asm.js
index c4b408bb2..f96e46577 100644
--- a/test/wasm2js/i64.2asm.js
+++ b/test/wasm2js/i64.2asm.js
@@ -2738,121 +2738,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -2955,132 +2959,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
diff --git a/test/wasm2js/int_exprs.2asm.js b/test/wasm2js/int_exprs.2asm.js
index 5b8e0c64c..cfa8794ac 100644
--- a/test/wasm2js/int_exprs.2asm.js
+++ b/test/wasm2js/int_exprs.2asm.js
@@ -1224,121 +1224,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
+            return i64toi32_i32$3 | 0;
            }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -1441,132 +1445,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -2065,121 +2071,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -2282,132 +2292,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -2782,121 +2794,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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;
+            return i64toi32_i32$3 | 0;
            }
-           var$3 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -2999,132 +3015,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -3478,121 +3496,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
+            return i64toi32_i32$3 | 0;
            }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -3695,132 +3717,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -4207,121 +4231,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
+            return i64toi32_i32$3 | 0;
            }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -4424,132 +4452,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
-       }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -4954,121 +4984,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -5171,132 +5205,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -5701,121 +5737,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -5918,132 +5958,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
-       }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -6448,121 +6490,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -6665,132 +6711,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -7210,121 +7258,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
+            return i64toi32_i32$3 | 0;
            }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -7427,132 +7479,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
-       }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -7974,121 +8028,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
+            return i64toi32_i32$3 | 0;
            }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -8191,132 +8249,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -8738,121 +8798,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -8955,132 +9019,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
diff --git a/test/wasm2js/labels.2asm.js b/test/wasm2js/labels.2asm.js
index 6add316dc..c4a93491c 100644
--- a/test/wasm2js/labels.2asm.js
+++ b/test/wasm2js/labels.2asm.js
@@ -69,12 +69,15 @@ function asmFunc(global, env, buffer) {
  function $3() {
   var i = 0, $6_1 = 0;
   i = 0;
-  i = i + 1 | 0;
   exit : {
-   if ((i | 0) == (5 | 0)) {
-    $6_1 = i;
-    break exit;
-   }
+   cont : while (1) {
+    i = i + 1 | 0;
+    if ((i | 0) == (5 | 0)) {
+     $6_1 = i;
+     break exit;
+    }
+    break cont;
+   };
    $6_1 = i;
   }
   return $6_1 | 0;
@@ -98,58 +101,67 @@ function asmFunc(global, env, buffer) {
  }
  
  function $5() {
-  return 1 + 1 | 0 | 0;
+  var $0_1 = 0;
+  l : while (1) {
+   $0_1 = 1;
+   break l;
+  };
+  return $0_1 + 1 | 0 | 0;
  }
  
  function $6() {
   var i = 0;
   i = 0;
-  l : {
-   break l;
-  }
-  i = i + 1 | 0;
-  l1 : {
-   break l1;
-  }
-  i = i + 1 | 0;
-  l2 : {
-   break l2;
-  }
-  i = i + 1 | 0;
-  l3 : {
-   break l3;
-  }
-  i = i + 1 | 0;
-  l4 : {
-   break l4;
+  block_1 : {
+   l : {
+    break l;
+   }
+   i = i + 1 | 0;
+   l1 : {
+    break l1;
+   }
+   i = i + 1 | 0;
+   l2 : {
+    break l2;
+   }
+   i = i + 1 | 0;
+   l3 : {
+    break l3;
+   }
+   i = i + 1 | 0;
+   l4 : {
+    break l4;
+   }
+   i = i + 1 | 0;
   }
-  i = i + 1 | 0;
   return i | 0;
  }
  
  function $7() {
   var i = 0;
   i = 0;
-  if_1 : {
-   break if_1;
-  }
-  i = i + 1 | 0;
-  if5 : {
-   break if5;
-  }
-  i = i + 1 | 0;
-  if6 : {
-   break if6;
-  }
-  i = i + 1 | 0;
-  if7 : {
-   break if7;
-  }
-  i = i + 1 | 0;
-  if8 : {
-   break if8;
+  block_1 : {
+   if_1 : {
+    break if_1;
+   }
+   i = i + 1 | 0;
+   if5 : {
+    break if5;
+   }
+   i = i + 1 | 0;
+   if6 : {
+    break if6;
+   }
+   i = i + 1 | 0;
+   if7 : {
+    break if7;
+   }
+   i = i + 1 | 0;
+   if8 : {
+    break if8;
+   }
+   i = i + 1 | 0;
   }
-  i = i + 1 | 0;
   return i | 0;
  }
  
@@ -210,19 +222,19 @@ function asmFunc(global, env, buffer) {
  function $10() {
   var i = 0, $10_1 = 0;
   i = 0;
-  inner : {
-   if (0) {
-    break inner
-   }
-   i = i | 1 | 0;
-   if (1) {
-    break inner
-   }
-   i = i | 2 | 0;
-  }
-  i = i | 4 | 0;
-  $10_1 = i;
   outer : {
+   inner : {
+    if (0) {
+     break inner
+    }
+    i = i | 1 | 0;
+    if (1) {
+     break inner
+    }
+    i = i | 2 | 0;
+   }
+   i = i | 4 | 0;
+   $10_1 = i;
    if (0) {
     break outer
    }
@@ -240,12 +252,12 @@ function asmFunc(global, env, buffer) {
  
  function $11() {
   var $2_2 = 0, $0_1 = 0;
-  l1 : {
-   $0_1 = 1;
-   break l1;
-  }
-  $2_2 = $0_1;
   l0 : {
+   l1 : {
+    $0_1 = 1;
+    break l1;
+   }
+   $2_2 = $0_1;
    if (1) {
     break l0
    }
@@ -269,11 +281,11 @@ function asmFunc(global, env, buffer) {
  
  function $13() {
   var i1 = 0, $7_1 = 0, $3_2 = 0;
-  i1 = 1;
-  $3_2 = i1;
-  i1 = 2;
-  $7_1 = $3_2;
   l0 : {
+   i1 = 1;
+   $3_2 = i1;
+   i1 = 2;
+   $7_1 = $3_2;
    if (i1) {
     break l0
    }
@@ -306,10 +318,12 @@ function asmFunc(global, env, buffer) {
  
  function $16() {
   var $1_2 = 0, $2_2 = 0;
-  $1_2 = 2;
-  l113 : {
-   $2_2 = 3;
-   break l113;
+  l1 : {
+   $1_2 = 2;
+   l113 : {
+    $2_2 = 3;
+    break l113;
+   }
   }
   return $1_2 + $2_2 | 0 | 0;
  }
diff --git a/test/wasm2js/left-to-right.2asm.js b/test/wasm2js/left-to-right.2asm.js
index 028f93574..3ff535ab5 100644
--- a/test/wasm2js/left-to-right.2asm.js
+++ b/test/wasm2js/left-to-right.2asm.js
@@ -1240,9 +1240,9 @@ function asmFunc(global, env, buffer) {
  
  function $128() {
   var $3 = 0;
-  reset();
-  $3 = i32_left() | 0;
   block : {
+   reset();
+   $3 = i32_left() | 0;
    if ((i32_right() | 0) & 0 | 0) {
     break block
    }
@@ -1253,8 +1253,8 @@ function asmFunc(global, env, buffer) {
  
  function $129() {
   var $2 = 0, $3 = 0, $4 = 0;
-  reset();
   a : {
+   reset();
    b : {
     $2 = i32_left() | 0;
     $3 = $2;
@@ -1612,121 +1612,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37_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 = $37_1;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37_1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38_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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37_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$4 = $38_1;
-             if (!var$4) {
-              break label$9
+             var$2 = $37_1;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38_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 = $38_1;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39_1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39_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 = $39_1;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40_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;
+             $40_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65_1 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40_1;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65_1;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39_1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39_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 = $39_1;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
+            return i64toi32_i32$3 | 0;
            }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40_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;
-            $40_1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
-           }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65_1 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40_1;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65_1;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -1829,132 +1833,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45_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;
-        $45_1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45_1;
-       $140$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;
-        $46_1 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46_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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46_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;
-       $144 = var$5;
-       $144$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;
-        $47_1 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47_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 = $47_1;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48_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;
-        $48_1 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48_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 + -1 | 0;
-       if (var$2) {
-        continue label$15
-       }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45_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;
+         $45_1 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45_1;
+        $140$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;
+         $46_1 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46_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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46_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;
+        $144 = var$5;
+        $144$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;
+         $47_1 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47_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 = $47_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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48_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;
+         $48_1 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48_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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
diff --git a/test/wasm2js/loop.2asm.js b/test/wasm2js/loop.2asm.js
index 1c0733f15..1b5a05a33 100644
--- a/test/wasm2js/loop.2asm.js
+++ b/test/wasm2js/loop.2asm.js
@@ -33,51 +33,193 @@ function asmFunc(global, env, buffer) {
  }
  
  function $2() {
-  return 7 | 0;
+  var $0 = 0;
+  loop_in0 : while (1) {
+   $0 = 7;
+   break loop_in0;
+  };
+  return $0 | 0;
  }
  
  function $3() {
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  dummy();
-  return 8 | 0;
+  var $2_1 = 0;
+  loop_in : while (1) {
+   dummy();
+   dummy();
+   dummy();
+   dummy();
+   break loop_in;
+  };
+  loop_in1 : while (1) {
+   dummy();
+   dummy();
+   dummy();
+   $2_1 = 8;
+   break loop_in1;
+  };
+  return $2_1 | 0;
  }
  
  function $4() {
-  dummy();
-  dummy();
-  return 9 | 0;
+  var $2_1 = 0;
+  loop_in : while (1) {
+   loop_in2 : while (1) {
+    dummy();
+    break loop_in2;
+   };
+   loop_in3 : while (1) {
+    dummy();
+    $2_1 = 9;
+    break loop_in3;
+   };
+   break loop_in;
+  };
+  return $2_1 | 0;
  }
  
  function $5() {
-  dummy();
-  return 150 | 0;
+  var $2_1 = 0, $6_1 = 0, $10_1 = 0, $14_1 = 0, $18_1 = 0, $22 = 0, $26 = 0, $30 = 0, $34 = 0, $38 = 0, $42 = 0, $46 = 0, $50 = 0, $54 = 0, $58 = 0, $62 = 0, $66 = 0, $70 = 0, $74 = 0, $78 = 0, $82 = 0;
+  loop_in : while (1) {
+   loop_in4 : while (1) {
+    loop_in6 : while (1) {
+     loop_in8 : while (1) {
+      loop_in10 : while (1) {
+       loop_in12 : while (1) {
+        loop_in14 : while (1) {
+         loop_in16 : while (1) {
+          loop_in18 : while (1) {
+           loop_in20 : while (1) {
+            loop_in22 : while (1) {
+             loop_in24 : while (1) {
+              loop_in26 : while (1) {
+               loop_in28 : while (1) {
+                loop_in30 : while (1) {
+                 loop_in32 : while (1) {
+                  loop_in34 : while (1) {
+                   loop_in36 : while (1) {
+                    loop_in38 : while (1) {
+                     loop_in40 : while (1) {
+                      loop_in42 : while (1) {
+                       loop_in44 : while (1) {
+                        dummy();
+                        $2_1 = 150;
+                        break loop_in44;
+                       };
+                       $6_1 = $2_1;
+                       break loop_in42;
+                      };
+                      $10_1 = $6_1;
+                      break loop_in40;
+                     };
+                     $14_1 = $10_1;
+                     break loop_in38;
+                    };
+                    $18_1 = $14_1;
+                    break loop_in36;
+                   };
+                   $22 = $18_1;
+                   break loop_in34;
+                  };
+                  $26 = $22;
+                  break loop_in32;
+                 };
+                 $30 = $26;
+                 break loop_in30;
+                };
+                $34 = $30;
+                break loop_in28;
+               };
+               $38 = $34;
+               break loop_in26;
+              };
+              $42 = $38;
+              break loop_in24;
+             };
+             $46 = $42;
+             break loop_in22;
+            };
+            $50 = $46;
+            break loop_in20;
+           };
+           $54 = $50;
+           break loop_in18;
+          };
+          $58 = $54;
+          break loop_in16;
+         };
+         $62 = $58;
+         break loop_in14;
+        };
+        $66 = $62;
+        break loop_in12;
+       };
+       $70 = $66;
+       break loop_in10;
+      };
+      $74 = $70;
+      break loop_in8;
+     };
+     $78 = $74;
+     break loop_in6;
+    };
+    $82 = $78;
+    break loop_in4;
+   };
+   break loop_in;
+  };
+  return $82 | 0;
  }
  
  function $6() {
-  dummy();
-  return __wasm_ctz_i32(13 | 0) | 0 | 0;
+  var $2_1 = 0;
+  loop_in : while (1) {
+   dummy();
+   $2_1 = 13;
+   break loop_in;
+  };
+  return __wasm_ctz_i32($2_1 | 0) | 0 | 0;
  }
  
  function $7() {
-  dummy();
-  dummy();
-  return Math_imul(3, 4) | 0;
+  var $2_1 = 0, $3_1 = 0, $6_1 = 0;
+  loop_in : while (1) {
+   dummy();
+   $2_1 = 3;
+   break loop_in;
+  };
+  $3_1 = $2_1;
+  loop_in46 : while (1) {
+   dummy();
+   $6_1 = 4;
+   break loop_in46;
+  };
+  return Math_imul($3_1, $6_1) | 0;
  }
  
  function $8() {
-  dummy();
-  return !13 | 0;
+  var $2_1 = 0;
+  loop_in : while (1) {
+   dummy();
+   $2_1 = 13;
+   break loop_in;
+  };
+  return !$2_1 | 0;
  }
  
  function $9() {
-  dummy();
-  dummy();
-  return Math_fround(3.0) > Math_fround(3.0) | 0;
+  var $2_1 = Math_fround(0), $3_1 = Math_fround(0), $6_1 = Math_fround(0);
+  loop_in : while (1) {
+   dummy();
+   $2_1 = Math_fround(3.0);
+   break loop_in;
+  };
+  $3_1 = $2_1;
+  loop_in47 : while (1) {
+   dummy();
+   $6_1 = Math_fround(3.0);
+   break loop_in47;
+  };
+  return $3_1 > $6_1 | 0;
  }
  
  function $10() {
@@ -85,21 +227,27 @@ function asmFunc(global, env, buffer) {
    loop_in : while (1) break block;
   }
   block48 : {
-   if (1) {
-    break block48
-   }
-   abort();
+   loop_in49 : while (1) {
+    if (1) {
+     break block48
+    }
+    abort();
+   };
   }
   block50 : {
-   switch (0 | 0) {
-   default:
-    break block50;
+   loop_in51 : while (1) {
+    switch (0 | 0) {
+    default:
+     break block50;
+    };
    };
   }
   block52 : {
-   switch (1 | 0) {
-   default:
-    break block52;
+   loop_in53 : while (1) {
+    switch (1 | 0) {
+    default:
+     break block52;
+    };
    };
   }
   return 19 | 0;
@@ -119,43 +267,59 @@ function asmFunc(global, env, buffer) {
  function $12() {
   var $0 = 0, $5_1 = 0, $7_1 = 0;
   block : {
-   $0 = 18;
-   break block;
+   loop_in : while (1) {
+    $0 = 18;
+    break block;
+   };
   }
   return $0 | 0;
  }
  
  function $13() {
-  var $0 = 0, $1_1 = 0, $2_1 = 0, $5_1 = 0, $6_1 = 0, $9_1 = 0, $10_1 = 0, $17_1 = 0, $18_1 = 0, $21 = 0, $22 = 0;
+  var $0 = 0, $1_1 = 0, $2_1 = 0, $5_1 = 0, $6_1 = 0, $9_1 = 0, $10_1 = 0, $12_1 = 0, $17_1 = 0, $18_1 = 0, $21 = 0, $22 = 0;
   $0 = 0;
   $1_1 = $0;
   block : {
-   $2_1 = 1;
-   break block;
+   loop_in : while (1) block54 : {
+    $2_1 = 1;
+    break block;
+   };
   }
   $0 = $1_1 + $2_1 | 0;
   $5_1 = $0;
   block55 : {
-   $6_1 = 2;
-   break block55;
+   loop_in56 : while (1) loop_in57 : while (1) {
+    $6_1 = 2;
+    break block55;
+   };
   }
   $0 = $5_1 + $6_1 | 0;
   $9_1 = $0;
-  block60 : {
-   $10_1 = 4;
-   break block60;
-  }
-  $0 = $9_1 + $10_1 | 0;
+  loop_in59 : while (1) {
+   block60 : {
+    loop_in61 : while (1) {
+     $10_1 = 4;
+     break block60;
+    };
+   }
+   $12_1 = $10_1;
+   break loop_in59;
+  };
+  $0 = $9_1 + $12_1 | 0;
   $17_1 = $0;
   block62 : {
-   $18_1 = 8;
-   break block62;
+   loop_in63 : while (1) {
+    $18_1 = 8;
+    break block62;
+   };
   }
   $0 = $17_1 + $18_1 | 0;
   $21 = $0;
   block64 : {
-   $22 = 16;
-   break block64;
+   loop_in65 : while (1) loop_in66 : while (1) {
+    $22 = 16;
+    break block64;
+   };
   }
   $0 = $21 + $22 | 0;
   return $0 | 0;
@@ -165,17 +329,19 @@ function asmFunc(global, env, buffer) {
   var $0 = 0, $1_1 = 0, $2_1 = 0, $3_1 = 0, $5_1 = 0;
   $0 = 0;
   $1_1 = $0;
-  loop_in : while (1) continue loop_in;
+  loop_in : while (1) loop_in67 : while (1) continue loop_in;
  }
  
  function fx() {
   var $0 = 0;
   block : {
-   $0 = 1;
-   $0 = Math_imul($0, 3);
-   $0 = $0 - 5 | 0;
-   $0 = Math_imul($0, 7);
-   break block;
+   loop_in : while (1) {
+    $0 = 1;
+    $0 = Math_imul($0, 3);
+    $0 = $0 - 5 | 0;
+    $0 = Math_imul($0, 7);
+    break block;
+   };
   }
   return ($0 | 0) == (-14 | 0) | 0;
  }
diff --git a/test/wasm2js/stack-modified.2asm.js b/test/wasm2js/stack-modified.2asm.js
index d8a640b6e..0652254f0 100644
--- a/test/wasm2js/stack-modified.2asm.js
+++ b/test/wasm2js/stack-modified.2asm.js
@@ -43,22 +43,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break label$1
     } else {
-     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;
+     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;
    };
@@ -88,22 +90,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break label$1
     } else {
-     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;
+     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;
    };
@@ -133,22 +137,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break label$1
     } else {
-     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;
+     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;
    };
@@ -178,22 +184,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break label$1
     } else {
-     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;
+     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;
    };
@@ -223,22 +231,24 @@ function asmFunc(global, env, buffer) {
     if ((i64toi32_i32$2 | 0) == (i64toi32_i32$3 | 0) & (i64toi32_i32$0 | 0) == (i64toi32_i32$1 | 0) | 0) {
      break label$1
     } else {
-     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;
+     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;
    };
diff --git a/test/wasm2js/switch.2asm.js b/test/wasm2js/switch.2asm.js
index 78356d29b..8e3959526 100644
--- a/test/wasm2js/switch.2asm.js
+++ b/test/wasm2js/switch.2asm.js
@@ -182,12 +182,6 @@ function asmFunc(global, env, buffer) {
  }
  
  function $3() {
-  block : {
-   switch (0 | 0) {
-   default:
-    break block;
-   };
-  }
   return 1 | 0;
  }
  
diff --git a/test/wasm2js/traps.2asm.js b/test/wasm2js/traps.2asm.js
index fab1239e3..83d04cc9e 100644
--- a/test/wasm2js/traps.2asm.js
+++ b/test/wasm2js/traps.2asm.js
@@ -376,121 +376,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -593,132 +597,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
@@ -1206,121 +1212,125 @@ function asmFunc(global, env, buffer) {
         label$7 : {
          label$8 : {
           label$9 : {
-           label$11 : {
-            i64toi32_i32$0 = var$0$hi;
-            i64toi32_i32$2 = var$0;
-            i64toi32_i32$1 = 0;
-            i64toi32_i32$3 = 32;
-            i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-            if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+           label$10 : {
+            label$11 : {
+             i64toi32_i32$0 = var$0$hi;
+             i64toi32_i32$2 = var$0;
              i64toi32_i32$1 = 0;
-             $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-            } else {
-             i64toi32_i32$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-             $37 = (((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 = $37;
-            if (var$2) {
-             i64toi32_i32$1 = var$1$hi;
-             var$3 = var$1;
-             if (!var$3) {
-              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) {
-              i64toi32_i32$2 = 0;
-              $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+              i64toi32_i32$1 = 0;
+              $37 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
              } else {
-              i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-              $38 = (((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$1 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+              $37 = (((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$4 = $38;
-             if (!var$4) {
-              break label$9
+             var$2 = $37;
+             if (var$2) {
+              block : {
+               i64toi32_i32$1 = var$1$hi;
+               var$3 = var$1;
+               if (!var$3) {
+                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) {
+                i64toi32_i32$2 = 0;
+                $38 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+               } else {
+                i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+                $38 = (((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 = $38;
+               if (!var$4) {
+                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$2 = Math_clz32(var$4) - Math_clz32(var$2) | 0;
-             if (var$2 >>> 0 <= 31 >>> 0) {
-              break label$8
+             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
              }
-             break label$2;
+             i64toi32_i32$1 = var$0$hi;
+             var$2 = var$0;
+             i64toi32_i32$1 = var$1$hi;
+             var$3 = var$1;
+             var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+             i64toi32_i32$1 = 0;
+             legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+             i64toi32_i32$1 = 0;
+             i64toi32_i32$2 = var$2;
+             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
+             return i64toi32_i32$2 | 0;
             }
             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
+            i64toi32_i32$3 = var$1;
+            i64toi32_i32$1 = 0;
+            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;
+             $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+            } else {
+             i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
+             $39 = (((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 = $39;
             i64toi32_i32$1 = var$0$hi;
-            var$2 = var$0;
-            i64toi32_i32$1 = var$1$hi;
-            var$3 = var$1;
-            var$2 = (var$2 >>> 0) / (var$3 >>> 0) | 0;
+            if (!var$0) {
+             break label$7
+            }
+            if (!var$3) {
+             break label$6
+            }
+            var$4 = var$3 + -1 | 0;
+            if (var$4 & var$3 | 0) {
+             break label$6
+            }
             i64toi32_i32$1 = 0;
-            legalfunc$wasm2js_scratch_store_i64(var$0 - Math_imul(var$2, var$3) | 0 | 0, i64toi32_i32$1 | 0);
+            i64toi32_i32$2 = var$4 & var$2 | 0;
+            i64toi32_i32$3 = 0;
+            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;
+             $40 = 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;
+             $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            }
+            $63$hi = i64toi32_i32$3;
+            i64toi32_i32$3 = var$0$hi;
+            i64toi32_i32$1 = var$0;
+            i64toi32_i32$2 = 0;
+            i64toi32_i32$0 = -1;
+            i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
+            $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
+            $65$hi = i64toi32_i32$2;
+            i64toi32_i32$2 = $63$hi;
+            i64toi32_i32$3 = $40;
+            i64toi32_i32$1 = $65$hi;
+            i64toi32_i32$0 = $65;
+            i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
+            legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
             i64toi32_i32$1 = 0;
-            i64toi32_i32$2 = var$2;
+            i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
             i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-            return i64toi32_i32$2 | 0;
-           }
-           i64toi32_i32$2 = var$1$hi;
-           i64toi32_i32$3 = var$1;
-           i64toi32_i32$1 = 0;
-           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;
-            $39 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-           } else {
-            i64toi32_i32$1 = i64toi32_i32$2 >>> i64toi32_i32$4 | 0;
-            $39 = (((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 = $39;
-           i64toi32_i32$1 = var$0$hi;
-           if (!var$0) {
-            break label$7
-           }
-           if (!var$3) {
-            break label$6
-           }
-           var$4 = var$3 + -1 | 0;
-           if (var$4 & var$3 | 0) {
-            break label$6
-           }
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$2 = var$4 & var$2 | 0;
-           i64toi32_i32$3 = 0;
-           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;
-            $40 = 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;
-            $40 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+            return i64toi32_i32$3 | 0;
            }
-           $63$hi = i64toi32_i32$3;
-           i64toi32_i32$3 = var$0$hi;
-           i64toi32_i32$1 = var$0;
-           i64toi32_i32$2 = 0;
-           i64toi32_i32$0 = -1;
-           i64toi32_i32$2 = i64toi32_i32$3 & i64toi32_i32$2 | 0;
-           $65 = i64toi32_i32$1 & i64toi32_i32$0 | 0;
-           $65$hi = i64toi32_i32$2;
-           i64toi32_i32$2 = $63$hi;
-           i64toi32_i32$3 = $40;
-           i64toi32_i32$1 = $65$hi;
-           i64toi32_i32$0 = $65;
-           i64toi32_i32$1 = i64toi32_i32$2 | i64toi32_i32$1 | 0;
-           legalfunc$wasm2js_scratch_store_i64(i64toi32_i32$3 | i64toi32_i32$0 | 0 | 0, i64toi32_i32$1 | 0);
-           i64toi32_i32$1 = 0;
-           i64toi32_i32$3 = var$2 >>> ((__wasm_ctz_i32(var$3 | 0) | 0) & 31 | 0) | 0;
-           i64toi32_i32$HIGH_BITS = i64toi32_i32$1;
-           return i64toi32_i32$3 | 0;
           }
           var$4 = var$3 + -1 | 0;
           if (!(var$4 & var$3 | 0)) {
@@ -1423,132 +1433,134 @@ function asmFunc(global, env, buffer) {
     var$0$hi = i64toi32_i32$2;
     label$13 : {
      if (var$2) {
-      i64toi32_i32$2 = var$1$hi;
-      i64toi32_i32$1 = var$1;
-      i64toi32_i32$3 = -1;
-      i64toi32_i32$0 = -1;
-      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 : while (1) {
-       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;
-        $45 = 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;
-        $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
-       }
-       $140 = $45;
-       $140$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;
-        $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
-        $46 = (((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;
-       }
-       $142$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = $140$hi;
-       i64toi32_i32$1 = $140;
-       i64toi32_i32$5 = $142$hi;
-       i64toi32_i32$0 = $46;
-       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;
-       $144 = var$5;
-       $144$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;
-        $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-       } else {
-        i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
-        $47 = (((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 = $47;
-       var$6$hi = i64toi32_i32$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;
-       $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
-       $151$hi = i64toi32_i32$5;
-       i64toi32_i32$5 = $144$hi;
-       i64toi32_i32$2 = $144;
-       i64toi32_i32$4 = $151$hi;
-       i64toi32_i32$0 = $151;
-       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;
-        $48 = 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;
-        $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
-       }
-       $154$hi = i64toi32_i32$2;
-       i64toi32_i32$2 = var$7$hi;
-       i64toi32_i32$2 = $154$hi;
-       i64toi32_i32$3 = $48;
-       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 + -1 | 0;
-       if (var$2) {
-        continue label$15
+       i64toi32_i32$1 = var$1;
+       i64toi32_i32$3 = -1;
+       i64toi32_i32$0 = -1;
+       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
        }
-       break label$15;
-      };
-      break label$13;
+       var$8 = i64toi32_i32$4;
+       var$8$hi = i64toi32_i32$5;
+       label$15 : while (1) {
+        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;
+         $45 = 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;
+         $45 = i64toi32_i32$2 << i64toi32_i32$3 | 0;
+        }
+        $140 = $45;
+        $140$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;
+         $46 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$1 >>> i64toi32_i32$3 | 0;
+         $46 = (((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;
+        }
+        $142$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = $140$hi;
+        i64toi32_i32$1 = $140;
+        i64toi32_i32$5 = $142$hi;
+        i64toi32_i32$0 = $46;
+        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;
+        $144 = var$5;
+        $144$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;
+         $47 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+        } else {
+         i64toi32_i32$2 = i64toi32_i32$4 >> i64toi32_i32$1 | 0;
+         $47 = (((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 = $47;
+        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;
+        $151 = i64toi32_i32$4 & i64toi32_i32$0 | 0;
+        $151$hi = i64toi32_i32$5;
+        i64toi32_i32$5 = $144$hi;
+        i64toi32_i32$2 = $144;
+        i64toi32_i32$4 = $151$hi;
+        i64toi32_i32$0 = $151;
+        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;
+         $48 = 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;
+         $48 = i64toi32_i32$5 << i64toi32_i32$4 | 0;
+        }
+        $154$hi = i64toi32_i32$2;
+        i64toi32_i32$2 = var$7$hi;
+        i64toi32_i32$2 = $154$hi;
+        i64toi32_i32$3 = $48;
+        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 + -1 | 0;
+        if (var$2) {
+         continue label$15
+        }
+        break label$15;
+       };
+       break label$13;
+      }
      }
     }
     i64toi32_i32$3 = var$5$hi;
diff --git a/test/wasm2js/unreachable.2asm.js b/test/wasm2js/unreachable.2asm.js
index bc067e9ce..47a5ff4da 100644
--- a/test/wasm2js/unreachable.2asm.js
+++ b/test/wasm2js/unreachable.2asm.js
@@ -78,18 +78,24 @@ function asmFunc(global, env, buffer) {
  
  function $11() {
   var $0 = 0;
-  dummy();
-  abort();
+  block : {
+   dummy();
+   abort();
+  }
  }
  
  function $12() {
-  dummy();
-  abort();
+  block : {
+   dummy();
+   abort();
+  }
  }
  
  function $13() {
-  dummy();
-  abort();
+  block : {
+   dummy();
+   abort();
+  }
  }
  
  function $14() {
@@ -104,26 +110,32 @@ function asmFunc(global, env, buffer) {
  
  function $15() {
   var $0 = 0, $2_1 = 0;
-  abort();
+  loop_in : while (1) abort();
  }
  
  function $16() {
   var $0 = 0, $2_1 = 0;
-  dummy();
-  abort();
+  loop_in : while (1) {
+   dummy();
+   abort();
+  };
  }
  
  function $17() {
-  dummy();
-  abort();
+  loop_in : while (1) {
+   dummy();
+   abort();
+  };
  }
  
  function $18() {
   var $0 = 0;
   block : {
-   dummy();
-   $0 = 1;
-   break block;
+   loop_in : while (1) {
+    dummy();
+    $0 = 1;
+    break block;
+   };
   }
   return $0 | 0;
  }