101 lines
2.9 KiB
JavaScript
101 lines
2.9 KiB
JavaScript
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// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-wasm --wasm-num-compilation-tasks=10
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load("test/mjsunit/wasm/wasm-constants.js");
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load("test/mjsunit/wasm/wasm-module-builder.js");
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function assertModule(module, memsize) {
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// Check the module exists.
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assertFalse(module === undefined);
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assertFalse(module === null);
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assertFalse(module === 0);
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assertEquals("object", typeof module);
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// Check the memory is an ArrayBuffer.
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var mem = module.exports.memory;
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assertFalse(mem === undefined);
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assertFalse(mem === null);
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assertFalse(mem === 0);
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assertEquals("object", typeof mem);
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assertTrue(mem instanceof ArrayBuffer);
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for (var i = 0; i < 4; i++) {
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module.exports.memory = 0; // should be ignored
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assertEquals(mem, module.exports.memory);
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}
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assertEquals(memsize, module.exports.memory.byteLength);
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}
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function assertFunction(module, func) {
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assertEquals("object", typeof module.exports);
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var exp = module.exports[func];
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assertFalse(exp === undefined);
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assertFalse(exp === null);
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assertFalse(exp === 0);
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assertEquals("function", typeof exp);
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return exp;
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}
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(function CompileFunctionsTest() {
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var builder = new WasmModuleBuilder();
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builder.addMemory(1, 1, true);
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for (i = 0; i < 1000; i++) {
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builder.addFunction("sub" + i, kSig_i_i)
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.addBody([ // --
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kExprGetLocal, 0, // --
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kExprI32Const, i % 61, // --
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kExprI32Sub]) // --
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.exportFunc()
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}
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var module = builder.instantiate();
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assertModule(module, kPageSize);
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// Check the properties of the functions.
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for (i = 0; i < 1000; i++) {
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var sub = assertFunction(module, "sub" + i);
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assertEquals(33 - (i % 61), sub(33));
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}
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})();
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(function CallFunctionsTest() {
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var builder = new WasmModuleBuilder();
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var f = []
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f[0] = builder.addFunction("add0", kSig_i_ii)
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.addBody([
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprI32Add, // --
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])
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.exportFunc()
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builder.addMemory(1, 1, true);
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for (i = 1; i < 256; i++) {
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f[i] = builder.addFunction("add" + i, kSig_i_ii)
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.addBody([ // --
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprCallFunction, kArity2, f[i >>> 1].index]) // --
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.exportFunc()
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}
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var module = builder.instantiate();
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assertModule(module, kPageSize);
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// Check the properties of the functions.
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for (i = 0; i < 256; i++) {
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var add = assertFunction(module, "add" + i);
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assertEquals(88, add(33, 55));
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assertEquals(88888, add(33333, 55555));
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assertEquals(8888888, add(3333333, 5555555));
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}
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})();
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