27 lines
912 B
JavaScript
27 lines
912 B
JavaScript
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// Copyright 2024 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: --wasm-staging
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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let createI31Ref = [...wasmI32Const(836029236), kGCPrefix, kExprRefI31];
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const builder = new WasmModuleBuilder();
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builder.addStruct([], kNoSuperType, false);
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builder.addArray(kWasmI32, true, kNoSuperType, false);
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builder.addType(makeSig([], [kWasmI32]));
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builder.addMemory(16, 32);
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builder.addGlobal(wasmRefType(kWasmI31Ref), 0, 0, createI31Ref);
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builder.addFunction('main', makeSig([], [kWasmI32]))
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.addBody([
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...createI31Ref,
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kExprGlobalGet, 0,
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kExprRefEq,
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]).exportFunc();
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let kBuiltins = { builtins: ['js-string', 'text-decoder', 'text-encoder'] };
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const instance = builder.instantiate({}, kBuiltins);
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assertEquals(1, instance.exports.main());
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