17a74ddd3d
PR-URL: https://github.com/nodejs/node/pull/49639 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
28 lines
939 B
JavaScript
28 lines
939 B
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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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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builder.addType(makeSig([kWasmI32], [kWasmI64]));
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builder.addMemory(1, 1, true);
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// Generate function 1 (out of 1).
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builder.addFunction('main', 0 /* sig */)
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.addLocals(kWasmI64, 1)
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.addBodyWithEnd([
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// signature: l_i
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// body:
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kExprI32Const, 0x04, // i32.const
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kExprI32Const, 0x00, // i32.const
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kExprLocalGet, 0x00, // local.get
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kExprI64SConvertI32, // i64.extend_i32_s
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kExprLocalTee, 0x01, // local.tee
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kAtomicPrefix, kExprI32AtomicWait, 0x02, 0x00, // memory.atomic.wait32
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kExprDrop, // drop
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kExprLocalGet, 0x01, // local.get
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kExprEnd, // end @29
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]).exportFunc();
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const instance = builder.instantiate();
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assertEquals(2000n, instance.exports.main(2000));
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