19 lines
773 B
JavaScript
19 lines
773 B
JavaScript
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// Copyright 2025 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: --allow-natives-syntax --wasm-staging
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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let builder = new WasmModuleBuilder();
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let sig = makeSig([kWasmStringRef], [kWasmStringRef]);
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let imp = builder.addImport('m', 'toLowerCase', kSig_v_v);
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builder.addFunction('call_tolower', sig).exportFunc().addBody([
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kExprLocalGet, 0, kExprCallFunction, imp
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]);
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let module = builder.toModule();
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let bound_call = () => Function.prototype.call.bind();
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let instance = new WebAssembly.Instance(module, {m: {toLowerCase: bound_call}});
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%WasmTriggerTierUpForTesting(instance.exports.call_tolower);
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