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9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
87 lines
2.6 KiB
JavaScript
87 lines
2.6 KiB
JavaScript
// 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: --experimental-wasm-memory64
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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function exportTable64Getter(builder, table, type) {
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const table64_get_sig = makeSig([kWasmI64], [type]);
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builder.addFunction('table64_get', table64_get_sig)
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.addBody([
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kExprLocalGet, 0,
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kExprTableGet, table.index])
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.exportFunc();
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}
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function exportTable64FillExternRef(builder, table) {
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let kSig_v_lrl = makeSig([kWasmI64, kWasmExternRef, kWasmI64], []);
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builder.addFunction('table64_fill', kSig_v_lrl)
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.addBody([
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kExprLocalGet, 0,
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kExprLocalGet, 1,
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kExprLocalGet, 2,
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kNumericPrefix, kExprTableFill, table.index
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])
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.exportFunc();
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}
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function checkExternRefTable(getter, start, count, value) {
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for (let i = 0; i < count; ++i) {
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assertEquals(value, getter(start + BigInt(i)));
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}
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}
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(function TestTable64Fill() {
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print(arguments.callee.name);
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const builder = new WasmModuleBuilder();
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const table = builder.addTable64(kWasmExternRef, 5, 20).exportAs('table');
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exportTable64Getter(builder, table, kWasmExternRef);
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exportTable64FillExternRef(builder, table)
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let exports = builder.instantiate().exports;
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let start = 1n;
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let value = {foo: 12, bar: 34};
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let count = 3n;
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exports.table64_fill(start, value, count);
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checkExternRefTable(exports.table64_get, start, count, value);
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})();
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(function TestTable64FillOOB() {
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print(arguments.callee.name);
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const builder = new WasmModuleBuilder();
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const table = builder.addTable64(kWasmExternRef, 5, 20).exportAs('table');
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exportTable64Getter(builder, table, kWasmExternRef);
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exportTable64FillExternRef(builder, table)
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let exports = builder.instantiate().exports;
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let value = {foo: 12, bar: 34};
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// Just in bounds.
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let start = 1n;
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let count = 4n;
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exports.table64_fill(start, value, count);
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checkExternRefTable(exports.table64_get, start, count, value);
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// Start OOB.
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start = 5n;
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count = 1n;
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assertTraps(
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kTrapTableOutOfBounds, () => exports.table64_fill(start, value, count));
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start = 1n << 32n;
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assertTraps(
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kTrapTableOutOfBounds, () => exports.table64_fill(start, value, count));
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// Count OOB.
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start = 0n;
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count = 6n;
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assertTraps(
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kTrapTableOutOfBounds, () => exports.table64_fill(start, value, count));
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count = 1n << 32n;
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assertTraps(
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kTrapTableOutOfBounds, () => exports.table64_fill(start, value, count));
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})();
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