blob: bf037b0c9297fa59ffe0efb92670211eefa046c5 [file] [log] [blame]
// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --wasm-max-mem-pages=49152
// This test makes sure things don't break once we support >2GB wasm memories.
load("test/mjsunit/wasm/wasm-module-builder.js");
(function testHugeMemory() {
print(arguments.callee.name);
var builder = new WasmModuleBuilder();
const num_pages = 49152; // 3GB
builder.addMemory(num_pages, num_pages, true);
builder.addFunction("geti", kSig_i_ii)
.addBody([
kExprGetLocal, 0,
kExprGetLocal, 1,
kExprI32Mul,
kExprI32LoadMem, 0, 0,
])
.exportFunc();
var module = builder.instantiate();
const geti = module.exports.geti;
print("In bounds");
assertEquals(0, geti(2500, 1 << 20));
print("Out of bounds");
assertTraps(kTrapMemOutOfBounds, () => geti(3500, 1 << 20));
})();
(function testHugeMemoryConstInBounds() {
print(arguments.callee.name);
var builder = new WasmModuleBuilder();
const num_pages = 49152; // 3GB
builder.addMemory(num_pages, num_pages, true);
builder.addFunction("geti", kSig_i_v)
.addBody([
kExprI32Const, 0x80, 0x80, 0x80, 0x80, 0x7A, // 0xA0000000, 2.5GB
kExprI32LoadMem, 0, 0,
])
.exportFunc();
var module = builder.instantiate();
const geti = module.exports.geti;
print("In bounds");
assertEquals(0, geti());
})();
(function testHugeMemoryConstOutOfBounds() {
print(arguments.callee.name);
var builder = new WasmModuleBuilder();
const num_pages = 49152; // 3GB
builder.addMemory(num_pages, num_pages, true);
builder.addFunction("geti", kSig_i_v)
.addBody([
kExprI32Const, 0x80, 0x80, 0x80, 0x80, 0x7E, // 0xE0000000, 3.5GB
kExprI32LoadMem, 0, 0,
])
.exportFunc();
var module = builder.instantiate();
const geti = module.exports.geti;
print("Out of bounds");
assertTraps(kTrapMemOutOfBounds, geti);
})();
(function testGrowHugeMemory() {
print(arguments.callee.name);
let mem = new WebAssembly.Memory({initial: 1});
mem.grow(49151);
})();