v8/test/mjsunit/regress/wasm/regress-952342.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

19 lines
732 B
JavaScript

// Copyright 2019 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');
const memory = new WebAssembly.Memory({initial: 1});
let builder = new WasmModuleBuilder();
builder.addImportedMemory("imports", "mem", 1);
builder.addFunction("copy", kSig_v_iii)
.addBody([kExprLocalGet, 0, // dst
kExprLocalGet, 1, // src
kExprLocalGet, 2, // size
kNumericPrefix, kExprMemoryCopy, 0, 0]).exportAs("copy");
let instance = builder.instantiate({imports: {mem: memory}});
memory.grow(1);
instance.exports.copy(0, kPageSize, 11);