[asm] Fix lots of invalid asm.js tests

test/mjsunit/asm/int32-div.js

Index: test/mjsunit/asm/int32-div.js
diff --git a/test/mjsunit/asm/int32-div.js b/test/mjsunit/asm/int32-div.js
index b4d0fef401c6cb44e3ccebd7aba2ac5118a19991..bfc49244740024c3bb0353346853cc265b394e7d 100644
--- a/test/mjsunit/asm/int32-div.js
+++ b/test/mjsunit/asm/int32-div.js
@@ -6,19 +6,19 @@ function Module(stdlib, foreign, heap) {
   "use asm";
   function f1(i) {
     i = i|0;
-    return i / 3 | 0;
+    return (i | 0) / 3 | 0;
   }
   function f2(i) {
     i = i|0;
-    return i / 13 | 0;
+    return (i | 0) / 13 | 0;
   }
   function f3(i) {
     i = i|0;
-    return i / 1024 | 0;
+    return (i | 0) / 1024 | 0;
   }
   function f4(i) {
     i = i|0;
-    return i / 3733331 | 0;
+    return (i | 0) / 3733331 | 0;
   }
   return { f1: f1, f2: f2, f3: f3, f4: f4 };
 }