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>
75 lines
2.3 KiB
JavaScript
75 lines
2.3 KiB
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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// Flags: --liftoff --no-wasm-tier-up
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const I64AtomicOps = [
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kExprI64AtomicAdd32U,
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kExprI64AtomicSub32U,
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kExprI64AtomicAnd32U,
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kExprI64AtomicOr32U,
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kExprI64AtomicXor32U,
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kExprI64AtomicExchange32U,
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];
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const Inputs = [
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[0x0ffffffffn, 1n, 0n],
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[0x200000000n, 1n, 0x2ffffffffn],
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[0x1ffffffffn, 1n, 0x100000001n],
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[0x1ffffffffn, 1n, 0x1ffffffffn],
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[0x1ffffffffn, 0xffffffffn, 0x100000000n],
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[0x1ffffffffn, 0xfffffffen, 0x1fffffffen],
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];
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// Test that bits beyond position 31 of the second
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// operand do not affect result at all.
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const Inputs2 = [
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[0x0ffffffffn, 0xbee00000001n, 0n],
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[0x200000000n, 0xbee00000001n, 0x2ffffffffn],
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[0x1ffffffffn, 0xbee00000001n, 0x100000001n],
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[0x1ffffffffn, 0xbee00000001n, 0x1ffffffffn],
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[0x1ffffffffn, 0xbeeffffffffn, 0x100000000n],
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[0x1ffffffffn, 0xbeefffffffen, 0x1fffffffen],
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];
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function TestBinOp64(index, memory, inputs) {
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const Op = I64AtomicOps[index];
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const sample = inputs[index];
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const builder = new WasmModuleBuilder();
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builder.addImportedMemory("imports", "mem", 1);
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builder.addType(makeSig([kWasmI32, kWasmI64], [kWasmI64]));
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// Generate function 1 (out of 1).
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builder.addFunction(undefined, 0 /* sig */).addBodyWithEnd([
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kExprLocalGet, 0,
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kExprLocalGet, 1,
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kAtomicPrefix, Op, 0x02, 0x00,
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kExprEnd
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]);
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builder.addExport('run', 0);
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const instance = builder.instantiate({ imports: { mem: memory } });
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let dv = new DataView(memory.buffer);
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dv.setBigUint64(index * 8, sample[0], true);
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assertEquals(sample[0] & 0xffffffffn, instance.exports.run(index * 8, sample[1]));
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assertEquals(sample[2], dv.getBigUint64(index * 8, true));
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}
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function runTestWithInputs(inputs) {
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var mem = new WebAssembly.Memory({ initial: 1 });
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TestBinOp64(0, mem, inputs, "i64.atomic.rmw32.add");
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TestBinOp64(1, mem, inputs, "i64.atomic.rmw32.sub");
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TestBinOp64(2, mem, inputs, "i64.atomic.rmw32.and");
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TestBinOp64(3, mem, inputs, "i64.atomic.rmw32.or");
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TestBinOp64(4, mem, inputs, "i64.atomic.rmw32.xor");
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TestBinOp64(5, mem, inputs, "i64.atomic.rmw32.xchg");
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}
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(function () {
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runTestWithInputs(Inputs);
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runTestWithInputs(Inputs2);
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})();
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