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09a8440b45
PR-URL: https://github.com/nodejs/node/pull/51362 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
// Copyright 2023 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: --experimental-wasm-type-reflection
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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(function RefCastWasmJSFunction() {
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const paramsTypes = [kWasmI32];
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const retTypes = [];
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const sig = makeSig(paramsTypes, retTypes);
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const builder = new WasmModuleBuilder();
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const sigId = builder.addType(sig);
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const impIndex = builder.addImport('m', 'foo', sigId);
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const table = builder.addTable(kWasmAnyFunc, 10).index;
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builder.addActiveElementSegment(table, wasmI32Const(0), [impIndex]);
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builder.addFunction('main', sigId)
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.addBody([
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kExprLocalGet, 0, kExprI32Const, 0, kExprTableGet, table, kGCPrefix,
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kExprRefCast, sigId, kExprCallRef, sigId
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])
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.exportFunc();
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const jsFunc = new WebAssembly.Function(
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{ parameters: ['i32'], results: [] },
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() => 12 );
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const instance = builder.instantiate({ 'm': { 'foo': jsFunc } });
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instance.exports.main(15);
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})();
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