v8/test/mjsunit/wasm/simd-call.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

67 lines
2.0 KiB
JavaScript

// Copyright 2020 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: --experimental-wasm-simd
d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
// Tests function calls containing s128 parameters. It also checks that
// lowering of simd calls are correct, so we create 2 functions with s128
// arguments: function 2 has a single s128 parameter, function 3 has a i32 then
// s128, to ensure that the arguments in different indices are correctly lowered.
(function TestSimd128Params() {
const builder = new WasmModuleBuilder();
builder.addImportedMemory('m', 'imported_mem', 1, 2);
builder
.addFunction("main", makeSig([], []))
.addBodyWithEnd([
kExprI32Const, 0,
kSimdPrefix, kExprS128LoadMem, 0, 0,
kExprCallFunction, 0x01,
kExprEnd,
]);
// Writes s128 argument to memory starting byte 16.
builder
.addFunction("function2", makeSig([kWasmS128], []))
.addBodyWithEnd([
kExprI32Const, 16,
kExprLocalGet, 0,
kSimdPrefix, kExprS128StoreMem, 0, 0,
kExprI32Const, 9, // This constant doesn't matter.
kExprLocalGet, 0,
kExprCallFunction, 0x02,
kExprEnd,
]);
// Writes s128 argument to memory starting byte 32.
builder
.addFunction("function3", makeSig([kWasmI32, kWasmS128], []))
.addBodyWithEnd([
kExprI32Const, 32,
kExprLocalGet, 1,
kSimdPrefix, kExprS128StoreMem, 0, 0,
kExprEnd,
]);
builder.addExport('main', 0);
var memory = new WebAssembly.Memory({initial:1, maximum:2});
const instance = builder.instantiate({m: {imported_mem: memory}});
const arr = new Uint8Array(memory.buffer);
// Fill the initial memory with some values, this is read by main and passed
// as arguments to function2, and then to function3.
for (let i = 0; i < 16; i++) {
arr[i] = i * 2;
}
instance.exports.main();
for (let i = 0; i < 16; i++) {
assertEquals(arr[i], arr[i+16]);
assertEquals(arr[i], arr[i+32]);
}
})();