mirror of
https://github.com/nodejs/node.git
synced 2025-05-15 17:23:43 +00:00
9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
45 lines
1.5 KiB
JavaScript
45 lines
1.5 KiB
JavaScript
// Copyright 2022 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 workerCode() {
|
|
function WorkerOnProfileEnd(profile) {
|
|
postMessage(profile.indexOf('foo'));
|
|
}
|
|
|
|
onmessage = ({data:wasm_module}) => {
|
|
WebAssembly.instantiate(wasm_module, {q: {func: d8.profiler.triggerSample}})
|
|
.then(instance => {
|
|
instance.exports.foo();
|
|
console.profileEnd();
|
|
});
|
|
};
|
|
|
|
d8.profiler.setOnProfileEndListener(WorkerOnProfileEnd);
|
|
// Code logging happens for all code objects when profiling gets started,
|
|
// and when new code objects appear after profiling has started. We want to
|
|
// test the second scenario here. As new code objects appear as the
|
|
// parameter of {OnMessage}, we have to start profiling already here before
|
|
// {onMessage} is called.
|
|
console.profile();
|
|
postMessage('Starting worker');
|
|
}
|
|
|
|
const worker = new Worker(workerCode, {type: 'function'});
|
|
|
|
assertEquals("Starting worker", worker.getMessage());
|
|
|
|
const builder = new WasmModuleBuilder();
|
|
const sig_index = builder.addType(kSig_v_v);
|
|
const imp_index = builder.addImport("q", "func", sig_index);
|
|
builder.addFunction('foo', kSig_v_v)
|
|
.addBody([
|
|
kExprCallFunction, imp_index,
|
|
])
|
|
.exportFunc();
|
|
const wasm_module = builder.toModule();
|
|
worker.postMessage(wasm_module);
|
|
assertTrue(worker.getMessage() > 0);
|