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f226350fcb
PR-URL: https://github.com/nodejs/node/pull/47251 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Richard Lau <rlau@redhat.com>
92 lines
2.8 KiB
JavaScript
92 lines
2.8 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: --experimental-wasm-gc
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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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function TestStackTrace(testFct, trap, expected) {
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assertTraps(trap, testFct);
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try {
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testFct();
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assertUnreachable();
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} catch(e) {
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let regex = /at [^ ]+ \(wasm[^\[]+\[[0-9+]\]:(0x[0-9a-f]+)\)/;
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let match = e.stack.match(regex);
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assertEquals(expected, match[1])
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}
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}
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(function CodeLocationRefCast() {
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print(arguments.callee.name);
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let builder = new WasmModuleBuilder();
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let struct = builder.addStruct([makeField(kWasmI32, true)]);
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let otherStruct = builder.addStruct([makeField(kWasmI64, true)]);
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builder.addFunction('createOther', makeSig([kWasmI64], [kWasmExternRef]))
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.addBody([
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kExprLocalGet, 0,
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kGCPrefix, kExprStructNew, otherStruct,
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kGCPrefix, kExprExternExternalize,
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])
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.exportFunc();
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builder.addFunction('main', makeSig([kWasmExternRef], []))
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.addBody([
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kExprLocalGet, 0,
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kGCPrefix, kExprExternInternalize,
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kGCPrefix, kExprRefCastNull, kStructRefCode, // abstract cast
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kGCPrefix, kExprRefCastNull, struct, // type cast
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kGCPrefix, kExprRefCast, struct, // null check
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kExprDrop,
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])
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.exportFunc();
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let instance = builder.instantiate({});
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let wasm = instance.exports;
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let other = wasm.createOther(5n);
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TestStackTrace(() => wasm.main(3), kTrapIllegalCast, '0x50');
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TestStackTrace(() => wasm.main(other), kTrapIllegalCast, '0x53');
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TestStackTrace(() => wasm.main(null), kTrapIllegalCast, '0x56');
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})();
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(function CodeLocationArrayLen() {
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print(arguments.callee.name);
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let builder = new WasmModuleBuilder();
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builder.addFunction('arrayLen', makeSig([kWasmExternRef], [kWasmI32]))
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.addBody([
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kExprLocalGet, 0,
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kGCPrefix, kExprExternInternalize,
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kGCPrefix, kExprRefCastNull, kArrayRefCode,
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kGCPrefix, kExprArrayLen,
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])
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.exportFunc();
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let instance = builder.instantiate({});
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let wasm = instance.exports;
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TestStackTrace(() => wasm.arrayLen(null), kTrapNullDereference, '0x2e');
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})();
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(function CodeLocationStructGet() {
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print(arguments.callee.name);
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let builder = new WasmModuleBuilder();
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let struct = builder.addStruct([makeField(kWasmI32, true)]);
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builder.addFunction('structGet', makeSig([kWasmExternRef], [kWasmI32]))
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.addBody([
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kExprLocalGet, 0,
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kGCPrefix, kExprExternInternalize,
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kGCPrefix, kExprRefCastNull, struct,
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kGCPrefix, kExprStructGet, struct, 0,
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])
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.exportFunc();
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let instance = builder.instantiate({});
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let wasm = instance.exports;
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TestStackTrace(() => wasm.structGet(null), kTrapNullDereference, '0x35');
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})();
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