wasm2js: start to optionally optimize the JS (#2046)

Removes redundant | 0s and similar things. (Apparently closure compiler doesn't do that, so makes sense to do here.)

1 files changed, 31 insertions, 31 deletions

diff --git a/test/wasm2js/get_local.2asm.js b/test/wasm2js/get_local.2asm.js
index 2fa149f0e..6bb0c76b7 100644
--- a/test/wasm2js/get_local.2asm.js
+++ b/test/wasm2js/get_local.2asm.js
@@ -113,16 +113,16 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = i64toi32_i32$0;
   i64toi32_i32$0 = 0;
   i64toi32_i32$3 = 32;
-  i64toi32_i32$4 = i64toi32_i32$3 & 31 | 0;
-  if (32 >>> 0 <= (i64toi32_i32$3 & 63 | 0) >>> 0) {
+  i64toi32_i32$4 = i64toi32_i32$3 & 31;
+  if (32 >>> 0 <= (i64toi32_i32$3 & 63) >>> 0) {
    {
     i64toi32_i32$0 = 0;
-    $7_1 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
+    $7_1 = i64toi32_i32$1 >>> i64toi32_i32$4;
    }
   } else {
    {
-    i64toi32_i32$0 = i64toi32_i32$1 >>> i64toi32_i32$4 | 0;
-    $7_1 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$1 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$2 >>> i64toi32_i32$4 | 0) | 0;
+    i64toi32_i32$0 = i64toi32_i32$1 >>> i64toi32_i32$4;
+    $7_1 = ((1 << i64toi32_i32$4) - 1 & i64toi32_i32$1) << 32 - i64toi32_i32$4 | i64toi32_i32$2 >>> i64toi32_i32$4;
    }
   }
   setTempRet0($7_1 | 0);
@@ -145,16 +145,16 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $1_1;
   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) {
+  i64toi32_i32$4 = i64toi32_i32$3 & 31;
+  if (32 >>> 0 <= (i64toi32_i32$3 & 63) >>> 0) {
    {
-    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4;
     $12 = 0;
    }
   } else {
    {
-    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-    $12 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    i64toi32_i32$1 = (1 << i64toi32_i32$4) - 1 & i64toi32_i32$2 >>> 32 - i64toi32_i32$4 | i64toi32_i32$0 << i64toi32_i32$4;
+    $12 = i64toi32_i32$2 << i64toi32_i32$4;
    }
   }
   $7$hi = i64toi32_i32$1;
@@ -162,24 +162,24 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$0 = $4_1;
   i64toi32_i32$2 = $7$hi;
   i64toi32_i32$3 = $12;
-  i64toi32_i32$2 = i64toi32_i32$1 | i64toi32_i32$2 | 0;
-  i64toi32_i32$2 = $5(i64toi32_i32$0 | i64toi32_i32$3 | 0 | 0, i64toi32_i32$2 | 0) | 0;
+  i64toi32_i32$2 = i64toi32_i32$1 | i64toi32_i32$2;
+  i64toi32_i32$2 = $5(i64toi32_i32$0 | i64toi32_i32$3, i64toi32_i32$2 | 0) | 0;
   i64toi32_i32$0 = i64toi32_i32$HIGH_BITS;
   $2_1 = i64toi32_i32$2;
   $2$hi = i64toi32_i32$0;
   i64toi32_i32$1 = i64toi32_i32$2;
   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$4 = i64toi32_i32$3 & 31;
+  if (32 >>> 0 <= (i64toi32_i32$3 & 63) >>> 0) {
    {
     i64toi32_i32$2 = 0;
-    $13 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
+    $13 = i64toi32_i32$0 >>> i64toi32_i32$4;
    }
   } else {
    {
-    i64toi32_i32$2 = i64toi32_i32$0 >>> i64toi32_i32$4 | 0;
-    $13 = (((1 << i64toi32_i32$4 | 0) - 1 | 0) & i64toi32_i32$0 | 0) << (32 - i64toi32_i32$4 | 0) | 0 | (i64toi32_i32$1 >>> i64toi32_i32$4 | 0) | 0;
+    i64toi32_i32$2 = i64toi32_i32$0 >>> i64toi32_i32$4;
+    $13 = ((1 << i64toi32_i32$4) - 1 & i64toi32_i32$0) << 32 - i64toi32_i32$4 | i64toi32_i32$1 >>> i64toi32_i32$4;
    }
   }
   setTempRet0($13 | 0);
@@ -207,16 +207,16 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $1_1;
   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) {
+  i64toi32_i32$4 = i64toi32_i32$3 & 31;
+  if (32 >>> 0 <= (i64toi32_i32$3 & 63) >>> 0) {
    {
-    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4;
     $14 = 0;
    }
   } else {
    {
-    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-    $14 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    i64toi32_i32$1 = (1 << i64toi32_i32$4) - 1 & i64toi32_i32$2 >>> 32 - i64toi32_i32$4 | i64toi32_i32$0 << i64toi32_i32$4;
+    $14 = i64toi32_i32$2 << i64toi32_i32$4;
    }
   }
   $10$hi = i64toi32_i32$1;
@@ -224,8 +224,8 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$0 = $7_1;
   i64toi32_i32$2 = $10$hi;
   i64toi32_i32$3 = $14;
-  i64toi32_i32$2 = i64toi32_i32$1 | i64toi32_i32$2 | 0;
-  $8(i64toi32_i32$0 | i64toi32_i32$3 | 0 | 0, i64toi32_i32$2 | 0, Math_fround(Math_fround($2_1)), +$3_1, $4_1 | 0, $5_1 | 0);
+  i64toi32_i32$2 = i64toi32_i32$1 | i64toi32_i32$2;
+  $8(i64toi32_i32$0 | i64toi32_i32$3, i64toi32_i32$2 | 0, Math_fround(Math_fround($2_1)), +$3_1, $4_1 | 0, $5_1 | 0);
  }
  
  function legalstub$9($0_1, $1_1, $2_1, $3_1, $4_1, $5_1) {
@@ -243,16 +243,16 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$2 = $1_1;
   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) {
+  i64toi32_i32$4 = i64toi32_i32$3 & 31;
+  if (32 >>> 0 <= (i64toi32_i32$3 & 63) >>> 0) {
    {
-    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    i64toi32_i32$1 = i64toi32_i32$2 << i64toi32_i32$4;
     $14 = 0;
    }
   } else {
    {
-    i64toi32_i32$1 = ((1 << i64toi32_i32$4 | 0) - 1 | 0) & (i64toi32_i32$2 >>> (32 - i64toi32_i32$4 | 0) | 0) | 0 | (i64toi32_i32$0 << i64toi32_i32$4 | 0) | 0;
-    $14 = i64toi32_i32$2 << i64toi32_i32$4 | 0;
+    i64toi32_i32$1 = (1 << i64toi32_i32$4) - 1 & i64toi32_i32$2 >>> 32 - i64toi32_i32$4 | i64toi32_i32$0 << i64toi32_i32$4;
+    $14 = i64toi32_i32$2 << i64toi32_i32$4;
    }
   }
   $10$hi = i64toi32_i32$1;
@@ -260,8 +260,8 @@ function asmFunc(global, env, buffer) {
   i64toi32_i32$0 = $7_1;
   i64toi32_i32$2 = $10$hi;
   i64toi32_i32$3 = $14;
-  i64toi32_i32$2 = i64toi32_i32$1 | i64toi32_i32$2 | 0;
-  return +(+$9(i64toi32_i32$0 | i64toi32_i32$3 | 0 | 0, i64toi32_i32$2 | 0, Math_fround(Math_fround($2_1)), +$3_1, $4_1 | 0, $5_1 | 0));
+  i64toi32_i32$2 = i64toi32_i32$1 | i64toi32_i32$2;
+  return +(+$9(i64toi32_i32$0 | i64toi32_i32$3, i64toi32_i32$2 | 0, Math_fround(Math_fround($2_1)), +$3_1, $4_1 | 0, $5_1 | 0));
  }
  
  var FUNCTION_TABLE = [];