22 lines
787 B
JavaScript
22 lines
787 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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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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let $sig0 = builder.addType(makeSig([], [kWasmF64]));
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let main0 = builder.addFunction(undefined, $sig0).exportAs('main');
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main0.addBody([
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...[kExprF32Const, 0xfb, 0xff, 0xff, 0xff],
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kExprF64ConvertF32,
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kExprF64NearestInt,
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kExprI64ReinterpretF64,
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kExprF32SConvertI64,
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kExprF64ConvertF32,
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]);
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let kBuiltins = { builtins: ['js-string', 'text-decoder', 'text-encoder'] };
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const wasmInstance = builder.instantiate({}, kBuiltins);
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let f = wasmInstance.exports.main;
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assertEquals(f(), -2684354560);
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