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2883c855e0
PR-URL: https://github.com/nodejs/node/pull/32116 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
85 lines
2.2 KiB
JavaScript
85 lines
2.2 KiB
JavaScript
// Copyright 2017 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: --wasm-max-mem-pages=49152
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// Save some memory on Linux; other platforms ignore this flag.
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// Flags: --multi-mapped-mock-allocator
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// This test makes sure things don't break once we support >2GB wasm memories.
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load("test/mjsunit/wasm/wasm-module-builder.js");
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(function testHugeMemory() {
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print(arguments.callee.name);
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var builder = new WasmModuleBuilder();
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const num_pages = 49152; // 3GB
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builder.addMemory(num_pages, num_pages, true);
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builder.addFunction("geti", kSig_i_ii)
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.addBody([
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kExprLocalGet, 0,
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kExprLocalGet, 1,
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kExprI32Mul,
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kExprI32LoadMem, 0, 0,
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])
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.exportFunc();
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var module = builder.instantiate();
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const geti = module.exports.geti;
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print("In bounds");
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assertEquals(0, geti(2500, 1 << 20));
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print("Out of bounds");
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assertTraps(kTrapMemOutOfBounds, () => geti(3500, 1 << 20));
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})();
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(function testHugeMemoryConstInBounds() {
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print(arguments.callee.name);
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var builder = new WasmModuleBuilder();
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const num_pages = 49152; // 3GB
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builder.addMemory(num_pages, num_pages, true);
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builder.addFunction("geti", kSig_i_v)
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.addBody([
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kExprI32Const, 0x80, 0x80, 0x80, 0x80, 0x7A, // 0xA0000000, 2.5GB
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kExprI32LoadMem, 0, 0,
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])
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.exportFunc();
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var module = builder.instantiate();
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const geti = module.exports.geti;
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print("In bounds");
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assertEquals(0, geti());
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})();
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(function testHugeMemoryConstOutOfBounds() {
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print(arguments.callee.name);
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var builder = new WasmModuleBuilder();
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const num_pages = 49152; // 3GB
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builder.addMemory(num_pages, num_pages, true);
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builder.addFunction("geti", kSig_i_v)
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.addBody([
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kExprI32Const, 0x80, 0x80, 0x80, 0x80, 0x7E, // 0xE0000000, 3.5GB
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kExprI32LoadMem, 0, 0,
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])
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.exportFunc();
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var module = builder.instantiate();
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const geti = module.exports.geti;
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print("Out of bounds");
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assertTraps(kTrapMemOutOfBounds, geti);
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})();
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(function testGrowHugeMemory() {
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print(arguments.callee.name);
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let mem = new WebAssembly.Memory({initial: 1});
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mem.grow(49151);
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})();
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