[wasm] Master CL for Binary 0xC changes.

test/mjsunit/wasm/instantiate-module-basic.js

 // Copyright 2015 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
 
 load("test/mjsunit/wasm/wasm-constants.js");
 load("test/mjsunit/wasm/wasm-module-builder.js");
 
 let kReturnValue = 117;
@@ skipping 13 matching lines @@
   assertFalse(instance === null);
   assertFalse(instance === 0);
   assertEquals("object", typeof instance);
 
   // Check the memory is an ArrayBuffer.
   var mem = instance.exports.memory;
   assertFalse(mem === undefined);
   assertFalse(mem === null);
   assertFalse(mem === 0);
   assertEquals("object", typeof mem);
-  assertTrue(mem instanceof ArrayBuffer);
-  for (let i = 0; i < 4; i++) {
+  assertTrue(mem instanceof WebAssembly.Memory);
+  var buf = mem.buffer;
+  assertTrue(buf instanceof ArrayBuffer);
+  assertEquals(65536, buf.byteLength);
+  for (var i = 0; i < 4; i++) {
     instance.exports.memory = 0;  // should be ignored
+    mem.buffer = 0; // should be ignored
     assertSame(mem, instance.exports.memory);
+    assertSame(buf, mem.buffer);
   }
 
-  assertEquals(65536, instance.exports.memory.byteLength);
-
   // Check the properties of the main function.
   let main = instance.exports.main;
   assertFalse(main === undefined);
   assertFalse(main === null);
   assertFalse(main === 0);
   assertEquals("function", typeof main);
 
   assertEquals(kReturnValue, main());
 }
 
 // Deprecated experimental API.
 CheckInstance(Wasm.instantiateModule(buffer));
 
 // Official API
 let module = new WebAssembly.Module(buffer);
 CheckInstance(new WebAssembly.Instance(module));
 
 let promise = WebAssembly.compile(buffer);
 promise.then(module => CheckInstance(new WebAssembly.Instance(module)));
 
 // Negative tests.
 (function InvalidModules() {
+  print("InvalidModules...");
   let invalid_cases = [undefined, 1, "", "a", {some:1, obj: "b"}];
   let len = invalid_cases.length;
   for (var i = 0; i < len; ++i) {
     try {
       let instance = new WebAssembly.Instance(1);
       assertUnreachable("should not be able to instantiate invalid modules.");
     } catch (e) {
       assertContains("Argument 0", e.toString());
     }
   }
 })();
 
 // Compile async an invalid blob.
 (function InvalidBinaryAsyncCompilation() {
+  print("InvalidBinaryAsyncCompilation...");
   let builder = new WasmModuleBuilder();
   builder.addFunction("f", kSig_i_i)
-    .addBody([kExprCallImport, kArity0, 0]);
+    .addBody([kExprCallFunction, 0]);
   let promise = WebAssembly.compile(builder.toBuffer());
   promise
     .then(compiled =>
        assertUnreachable("should not be able to compile invalid blob."))
     .catch(e => assertContains("invalid signature index", e.toString()));
 })();
 
 // Multiple instances tests.
 (function ManyInstances() {
+  print("ManyInstances...");
   let compiled_module = new WebAssembly.Module(buffer);
   let instance_1 = new WebAssembly.Instance(compiled_module);
   let instance_2 = new WebAssembly.Instance(compiled_module);
   assertTrue(instance_1 != instance_2);
 })();
 
 (function ManyInstancesAsync() {
+  print("ManyInstancesAsync...");
   let promise = WebAssembly.compile(buffer);
   promise.then(compiled_module => {
     let instance_1 = new WebAssembly.Instance(compiled_module);
     let instance_2 = new WebAssembly.Instance(compiled_module);
     assertTrue(instance_1 != instance_2);
   });
 })();
 
 (function InstancesAreIsolatedFromEachother() {
+  print("InstancesAreIsolatedFromEachother...");
   var builder = new WasmModuleBuilder();
   builder.addMemory(1,1, true);
   var kSig_v_i = makeSig([kAstI32], []);
   var signature = builder.addType(kSig_v_i);
   builder.addImport("some_value", kSig_i);
   builder.addImport("writer", signature);
 
   builder.addFunction("main", kSig_i_i)
     .addBody([
-      kExprI32Const, 1,
       kExprGetLocal, 0,
       kExprI32LoadMem, 0, 0,
-      kExprCallIndirect, kArity1, signature,
+      kExprI32Const, 1,
+      kExprCallIndirect, signature,
       kExprGetLocal,0,
       kExprI32LoadMem,0, 0,
-      kExprCallImport, kArity0, 0,
+      kExprCallFunction, 0,
       kExprI32Add
     ]).exportFunc();
 
   // writer(mem[i]);
   // return mem[i] + some_value();
   builder.addFunction("_wrap_writer", signature)
     .addBody([
       kExprGetLocal, 0,
-      kExprCallImport, kArity1, 1]);
-  builder.appendToTable([0, 1]);
+      kExprCallFunction, 1]);
+  builder.appendToTable([2, 3]);
 
 
   var module = new WebAssembly.Module(builder.toBuffer());
   var mem_1 = new ArrayBuffer(4);
   var mem_2 = new ArrayBuffer(4);
   var view_1 = new Int32Array(mem_1);
   var view_2 = new Int32Array(mem_2);
 
   view_1[0] = 42;
   view_2[0] = 1000;
 
   var outval_1;
   var outval_2;
   var i1 = new WebAssembly.Instance(module, {some_value: () => 1,
                                     writer: (x)=>outval_1 = x }, mem_1);
   var i2 = new WebAssembly.Instance(module, {some_value: () => 2,
                                     writer: (x)=>outval_2 = x }, mem_2);
 
   assertEquals(43, i1.exports.main(0));
   assertEquals(1002, i2.exports.main(0));
 
   assertEquals(42, outval_1);
   assertEquals(1000, outval_2);
 })();
 
 (function GlobalsArePrivateToTheInstance() {
+  print("GlobalsArePrivateToTheInstance...");
     var builder = new WasmModuleBuilder();
     builder.addGlobal(kAstI32);
     builder.addFunction("read", kSig_i_v)
         .addBody([
             kExprGetGlobal, 0])
         .exportFunc();
 
     builder.addFunction("write", kSig_v_i)
         .addBody([
             kExprGetLocal, 0,
             kExprSetGlobal, 0])
         .exportFunc();
 
     var module = new WebAssembly.Module(builder.toBuffer());
     var i1 = new WebAssembly.Instance(module);
     var i2 = new WebAssembly.Instance(module);
     i1.exports.write(1);
     i2.exports.write(2);
     assertEquals(1, i1.exports.read());
     assertEquals(2, i2.exports.read());
 })();
 
 
 (function InstanceMemoryIsIsolated() {
+  print("InstanceMemoryIsIsolated...");
   var builder = new WasmModuleBuilder();
   builder.addMemory(1,1, true);
 
   builder.addFunction("f", kSig_i)
     .addBody([
       kExprI32Const, 0,
       kExprI32LoadMem, 0, 0
     ]).exportFunc();
 
   var mem_1 = new ArrayBuffer(65536);
   var mem_2 = new ArrayBuffer(65536);
   var view_1 = new Int32Array(mem_1);
   var view_2 = new Int32Array(mem_2);
   view_1[0] = 1;
   view_2[0] = 1000;
 
   var module = new WebAssembly.Module(builder.toBuffer());
   var i1 = new WebAssembly.Instance(module, null, mem_1);
   var i2 = new WebAssembly.Instance(module, null, mem_2);
 
   assertEquals(1, i1.exports.f());
   assertEquals(1000, i2.exports.f());
 })();