[wasm] Master CL for Binary 0xC changes.

test/mjsunit/wasm/parallel_compilation.js

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Flags: --expose-wasm --wasm-num-compilation-tasks=10
 
 load("test/mjsunit/wasm/wasm-constants.js");
 load("test/mjsunit/wasm/wasm-module-builder.js");
 
 function assertModule(module, memsize) {
   // Check the module exists.
   assertFalse(module === undefined);
   assertFalse(module === null);
   assertFalse(module === 0);
   assertEquals("object", typeof module);
 
   // Check the memory is an ArrayBuffer.
   var mem = module.exports.memory;
   assertFalse(mem === undefined);
   assertFalse(mem === null);
   assertFalse(mem === 0);
   assertEquals("object", typeof mem);
-  assertTrue(mem instanceof ArrayBuffer);
+  assertTrue(mem instanceof WebAssembly.Memory);
+  var buf = mem.buffer;
+  assertTrue(buf instanceof ArrayBuffer);
+  assertEquals(memsize, buf.byteLength);
   for (var i = 0; i < 4; i++) {
     module.exports.memory = 0;  // should be ignored
-    assertEquals(mem, module.exports.memory);
+    mem.buffer = 0; // should be ignored
+    assertSame(mem, module.exports.memory);
+    assertSame(buf, mem.buffer);
   }
-
-  assertEquals(memsize, module.exports.memory.byteLength);
 }
 
 function assertFunction(module, func) {
   assertEquals("object", typeof module.exports);
 
   var exp = module.exports[func];
   assertFalse(exp === undefined);
   assertFalse(exp === null);
   assertFalse(exp === 0);
   assertEquals("function", typeof exp);
@@ skipping 37 matching lines @@
             kExprI32Add,                  // --
           ])
           .exportFunc()
 
   builder.addMemory(1, 1, true);
   for (i = 1; i < 256; i++) {
     f[i] = builder.addFunction("add" + i, kSig_i_ii)
       .addBody([                                            // --
         kExprGetLocal, 0,                                   // --
         kExprGetLocal, 1,                                   // --
-        kExprCallFunction, kArity2, f[i >>> 1].index])      // --
+        kExprCallFunction, f[i >>> 1].index])      // --
       .exportFunc()
   }
   var module = builder.instantiate();
   assertModule(module, kPageSize);
 
   // Check the properties of the functions.
   for (i = 0; i < 256; i++) {
     var add = assertFunction(module, "add" + i);
     assertEquals(88, add(33, 55));
     assertEquals(88888, add(33333, 55555));
     assertEquals(8888888, add(3333333, 5555555));
   }
 })();