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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>
24 lines
778 B
JavaScript
24 lines
778 B
JavaScript
// Copyright 2018 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: --allow-natives-syntax
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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.addMemory(1, undefined);
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builder.addFunction('load', kSig_i_i)
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.addBody([
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kExprLocalGet, 0,
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kExprI32LoadMem, 0, 100])
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.exportFunc();
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const load = builder.instantiate().exports.load;
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%WasmTierUpFunction(load);
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// 100 is added as part of the load instruction above
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// Last valid address (64k - 100 - 4)
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assertEquals(0, load(0x10000 - 100 - 4));
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// First invalid address (64k - 100)
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assertTraps(kTrapMemOutOfBounds, _ => { load(0x10000 - 100);});
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