v8/test/mjsunit/regress/wasm/regress-1185464.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

39 lines
1.2 KiB
JavaScript

// Copyright 2021 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: --liftoff --no-wasm-tier-up --wasm-tier-mask-for-testing=2
// Flags: --experimental-wasm-reftypes
d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
const builder = new WasmModuleBuilder();
// Generate a Liftoff call with too many reference parameters to fit in
// parameter registers, to force stack parameter slots.
const kManyParams = 32;
const kSigWithManyRefParams = makeSig(
new Array(kManyParams).fill(kWasmExternRef), []);
const kPrepareManyParamsCallBody = Array.from(
{length: kManyParams * 2},
(item, index) => index % 2 == 0 ? kExprLocalGet : 0);
builder.addFunction(undefined, kSigWithManyRefParams).addBody([
]);
builder.addFunction(undefined, kSigWithManyRefParams)
.addBody([
...kPrepareManyParamsCallBody,
kExprCallFunction, 0, // call 0
]);
builder.addFunction(undefined, kSigWithManyRefParams).addBody([
...kPrepareManyParamsCallBody,
kExprCallFunction, 1, // call 1
]).exportAs('manyRefs');
const instance = builder.instantiate();
instance.exports.manyRefs();