v8/test/mjsunit/regress/wasm/regress-5800.js
Camillo Bruni a345a442d3 [d8][mjsunit][tools] Improve d8 file API
- Add d8.file.read() and d8.file.execute() helpers
- Change tools and tests to use new d8.file helper
- Unify error throwing in v8::Shell::ReadFile

Change-Id: I5ef4cb27f217508a367106f01e872a4059d5e399
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2928505
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#74883}
2021-06-01 13:37:57 +00:00

56 lines
1.7 KiB
JavaScript

// 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.
d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
(function AddTest() {
let builder = new WasmModuleBuilder();
builder.addFunction("main", kSig_i_v)
.addBody([
kExprBlock, kWasmVoid,
kExprI64Const, 0,
// 0x80 ... 0x10 is the LEB encoding of 0x100000000. This is chosen so
// that the 64-bit constant has a non-zero top half. In this bug, the
// top half was clobbering eax, leading to the function return 1 rather
// than 0.
kExprI64Const, 0x80, 0x80, 0x80, 0x80, 0x10,
kExprI64Add,
kExprI64Eqz,
kExprBrIf, 0,
kExprI32Const, 0,
kExprReturn,
kExprEnd,
kExprI32Const, 0
])
.exportFunc();
let module = builder.instantiate();
assertEquals(0, module.exports.main());
})();
(function SubTest() {
let builder = new WasmModuleBuilder();
builder.addFunction("main", kSig_i_v)
.addBody([
kExprBlock, kWasmVoid,
kExprI64Const, 0,
// 0x80 ... 0x10 is the LEB encoding of 0x100000000. This is chosen so
// that the 64-bit constant has a non-zero top half. In this bug, the
// top half was clobbering eax, leading to the function return 1 rather
// than 0.
kExprI64Const, 0x80, 0x80, 0x80, 0x80, 0x10,
kExprI64Sub,
kExprI64Eqz,
kExprBrIf, 0,
kExprI32Const, 0,
kExprReturn,
kExprEnd,
kExprI32Const, 0
])
.exportFunc();
let module = builder.instantiate();
assertEquals(0, module.exports.main());
})();