ee03b7217b
[wasm] Binary 11: Swap the order of section name / section length. [wasm] Binary 11: Shorter section names. [wasm] Binary 11: Add a prefix for function type declarations. [wasm] Binary 11: Function types encoded as pcount, p*, rcount, r* [wasm] Fix numeric names for functions. R=rossberg@chromium.org,jfb@chromium.org,ahaas@chromium.org BUG=chromium:575167 LOG=Y Review-Url: https://codereview.chromium.org/1896863003 Cr-Commit-Position: refs/heads/master@{#35897}
128 lines
3.3 KiB
JavaScript
128 lines
3.3 KiB
JavaScript
// Copyright 2015 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
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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 I64SubTest() {
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var builder = new WasmModuleBuilder();
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builder.addMemory(1, 1, true);
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builder.addFunction("sub", kSig_l_ll)
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.addBody([ // --
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprI64Sub]) // --
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.exportFunc()
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var module = builder.instantiate();
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assertModule(module, kPageSize);
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// Check the properties of the sub function.
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var sub = assertFunction(module, "sub");
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assertEquals(-55, sub(33, 88));
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assertEquals(-55555, sub(33333, 88888));
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assertEquals(-5555555, sub(3333333, 8888888));
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})();
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(function SubTest() {
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var builder = new WasmModuleBuilder();
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builder.addMemory(1, 1, true);
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builder.addFunction("sub", kSig_i_ii)
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.addBody([
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprI32Sub, // --
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])
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.exportFunc()
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var module = builder.instantiate();
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assertModule(module, kPageSize);
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// Check the properties of the sub function.
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var sub = assertFunction(module, "sub");
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assertEquals(-55, sub(33, 88));
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assertEquals(-55555, sub(33333, 88888));
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assertEquals(-5555555, sub(3333333, 8888888));
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})();
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(function NopTest() {
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var builder = new WasmModuleBuilder();
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var kPages = 2;
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builder.addMemory(kPages, kPages, true);
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builder.addFunction("nop", kSig_v_v)
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.addBody([kExprNop])
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.exportFunc();
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var module = builder.instantiate();
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assertModule(module, kPageSize * kPages);
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var nop = assertFunction(module, "nop");
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assertEquals(undefined, nop());
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})();
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(function testLt() {
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var builder = new WasmModuleBuilder();
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var kPages = 3;
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builder.addMemory(kPages, kPages, true);
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builder.addFunction("flt", kSig_i_dd)
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.addBody([
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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kExprF64Lt // --
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]) // --
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.exportFunc();
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var module = builder.instantiate();
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assertModule(module, kPageSize * kPages);
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var flt = assertFunction(module, "flt");
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assertEquals(1, flt(-2, -1));
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assertEquals(0, flt(7.3, 7.1));
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assertEquals(1, flt(7.1, 7.3));
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})();
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