cfbf9e0d14
PR-URL: https://github.com/nodejs/node/pull/52465 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Michael Dawson <midawson@redhat.com>
71 lines
2.1 KiB
JavaScript
71 lines
2.1 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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// Tier up quickly to save time:
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// Flags: --wasm-tiering-budget=100
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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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var builder = new WasmModuleBuilder();
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let supertype = builder.addStruct([makeField(kWasmI32, true)]);
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let subtype = builder.addStruct(
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[makeField(kWasmI32, true), makeField(kWasmI32, true)], supertype);
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let unused_type = builder.addStruct(
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[makeField(kWasmI32, true), makeField(kWasmF64, true)], supertype);
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let sig = makeSig([wasmRefNullType(supertype)], [kWasmI32]);
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let callee1 = builder.addFunction('callee1', sig).addBody([
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kExprBlock, kWasmRef, subtype,
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kExprLocalGet, 0,
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kGCPrefix, kExprBrOnCast, 0b01, 0, supertype, subtype,
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kGCPrefix, kExprRefCast, unused_type,
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kGCPrefix, kExprStructGet, unused_type, 0,
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kExprReturn,
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kExprEnd,
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kGCPrefix, kExprStructGet, subtype, 1
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]);
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let callee2 = builder.addFunction('callee2', sig).addBody([
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kExprBlock, kWasmRef, subtype,
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kExprLocalGet, 0,
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kGCPrefix, kExprBrOnCast, 0b01, 0, supertype, subtype,
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kExprUnreachable,
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kExprReturn,
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kExprEnd,
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kGCPrefix, kExprStructGet, subtype, 1
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]);
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let callee3 = builder.addFunction('callee3', sig).addBody([
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kExprBlock, kWasmRef, supertype,
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kExprLocalGet, 0,
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kExprBrOnNonNull, 0,
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kExprUnreachable,
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kExprReturn,
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kExprEnd,
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kGCPrefix, kExprRefCast, subtype,
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kGCPrefix, kExprStructGet, subtype, 1
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]);
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function MakeCaller(name, callee) {
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builder.addFunction(name, kSig_i_v)
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.addBody([
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kExprI32Const, 10, kExprI32Const, 42,
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kGCPrefix, kExprStructNew, subtype,
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kExprCallFunction, callee.index
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])
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.exportFunc();
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}
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MakeCaller("main1", callee1);
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MakeCaller("main2", callee2);
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MakeCaller("main3", callee3);
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var module = builder.instantiate();
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for (let i = 0; i < 100; i++) {
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assertEquals(42, module.exports.main1());
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assertEquals(42, module.exports.main2());
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assertEquals(42, module.exports.main3());
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}
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