Revert of [wasm] Add a JavaScript utility to make it easier to build WASM modules from JavaScript.

test/mjsunit/wasm/test-wasm-module-builder.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
-
-load('test/mjsunit/wasm/wasm-constants.js');
-load('test/mjsunit/wasm/wasm-module-builder.js');
-
-var debug = (arguments[0] == "debug");
-
-(function BasicTest() {
-    var module = new WasmModuleBuilder();
-    module.addMemory(1, 2, false);
-    module.addFunction("foo", [kAstI32])
-        .addBody([kExprI8Const, 11])
-        .exportAs("blarg");
-
-    var buffer = module.toBuffer(debug);
-    var instance = _WASMEXP_.instantiateModule(buffer);
-    assertEquals(11, instance.exports.blarg());
-})();
-
-(function ImportTest() {
-    var module = new WasmModuleBuilder();
-    var index = module.addImport("print", [kAstStmt, kAstI32]);
-    module.addFunction("foo", [kAstStmt])
-        .addBody([kExprCallImport, index, kExprI8Const, 13])
-        .exportAs("main");
-
-    var buffer = module.toBuffer(debug);
-    var instance = _WASMEXP_.instantiateModule(buffer, {print: print});
-    print("should print 13! ");
-    instance.exports.main();
-})();
-
-(function LocalsTest() {
-    var module = new WasmModuleBuilder();
-    module.addFunction(undefined, [kAstI32, kAstI32])
-        .addLocals({i32_count: 1})
-        .addBody([kExprSetLocal, 1, kExprGetLocal, 0])
-        .exportAs("main");
-
-    var buffer = module.toBuffer(debug);
-    var instance = _WASMEXP_.instantiateModule(buffer);
-    assertEquals(19, instance.exports.main(19));
-    assertEquals(27777, instance.exports.main(27777));
-})();
-
-(function CallTest() {
-    var module = new WasmModuleBuilder();
-    module.addFunction("add", [kAstI32, kAstI32, kAstI32])
-        .addBody([kExprI32Add, kExprGetLocal, 0, kExprGetLocal, 1]);
-    module.addFunction("main", [kAstI32, kAstI32, kAstI32])
-        .addBody([kExprCallFunction, 0, kExprGetLocal, 0, kExprGetLocal, 1])
-        .exportAs("main");
-
-    var instance = module.instantiate();
-    assertEquals(44, instance.exports.main(11, 33));
-    assertEquals(7777, instance.exports.main(2222, 5555));
-})();
-
-(function IndirectCallTest() {
-    var module = new WasmModuleBuilder();
-    module.addFunction("add", [kAstI32, kAstI32, kAstI32])
-        .addBody([kExprI32Add, kExprGetLocal, 0, kExprGetLocal, 1]);
-    module.addFunction("main", [kAstI32, kAstI32, kAstI32, kAstI32])
-        .addBody([kExprCallIndirect, 0, kExprGetLocal,
-                  0, kExprGetLocal, 1, kExprGetLocal, 2])
-        .exportAs("main");
-    module.appendToFunctionTable([0]);
-
-    var instance = module.instantiate();
-    assertEquals(44, instance.exports.main(0, 11, 33));
-    assertEquals(7777, instance.exports.main(0, 2222, 5555));
-    assertThrows(function() { instance.exports.main(1, 1, 1); });
-})();
-
-(function DataSegmentTest() {
-    var module = new WasmModuleBuilder();
-    module.addMemory(1, 1, false);
-    module.addFunction("load", [kAstI32, kAstI32])
-        .addBody([kExprI32LoadMem, 0, kExprGetLocal, 0])
-        .exportAs("load");
-    module.addDataSegment(0, [9, 9, 9, 9], true);
-
-    var buffer = module.toBuffer(debug);
-    var instance = _WASMEXP_.instantiateModule(buffer);
-    assertEquals(151587081, instance.exports.load(0));
-})();