918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
73 lines
2.4 KiB
JavaScript
73 lines
2.4 KiB
JavaScript
// Copyright 2022 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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// Helpers to test interoperability of Wasm objects in JavaScript.
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// The following flags are required:
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// Flags: --turbofan --no-always-turbofan --allow-natives-syntax
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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function CreateWasmObjects() {
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let builder = new WasmModuleBuilder();
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let struct_type = builder.addStruct([makeField(kWasmI32, true)]);
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let array_type = builder.addArray(kWasmI32, true);
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builder.addFunction('MakeStruct', makeSig([], [kWasmExternRef]))
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.exportFunc()
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.addBody([
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kExprI32Const, 42, // --
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kGCPrefix, kExprStructNew, struct_type, // --
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kGCPrefix, kExprExternConvertAny // --
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]);
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builder.addFunction('MakeArray', makeSig([], [kWasmExternRef]))
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.exportFunc()
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.addBody([
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kExprI32Const, 2, // length
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kGCPrefix, kExprArrayNewDefault, array_type, // --
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kGCPrefix, kExprExternConvertAny // --
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]);
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let instance = builder.instantiate();
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return {
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struct: instance.exports.MakeStruct(),
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array: instance.exports.MakeArray(),
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};
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}
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function testThrowsRepeated(fn, ErrorType) {
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// Make sure there's no left over optimized code from other
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// instances of the function.
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%DeoptimizeFunction(fn);
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const maxRuns = 3;
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for (let run = 0; run < maxRuns; ++run) {
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%PrepareFunctionForOptimization(fn);
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for (let i = 0; i < 5; i++) assertThrows(fn, ErrorType);
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%OptimizeFunctionOnNextCall(fn);
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assertThrows(fn, ErrorType);
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if (isOptimized(fn)) return;
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}
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assertOptimized(fn);
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}
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function repeated(fn) {
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// Make sure there's no left over optimized code from other
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// instances of the function.
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%DeoptimizeFunction(fn);
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const maxRuns = 3;
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for (let run = 0; run < maxRuns; ++run) {
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%PrepareFunctionForOptimization(fn);
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for (let i = 0; i < 5; i++) fn();
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%OptimizeFunctionOnNextCall(fn);
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fn();
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if (isOptimized(fn)) return;
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}
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assertOptimized(fn);
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}
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// Prevent optimization, so that the test functions can not be inlined which
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// can cause issues in combination with `assertOptimized` and deopts in test
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// code.
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%NeverOptimizeFunction(testThrowsRepeated);
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%NeverOptimizeFunction(repeated);
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