mirror of
https://github.com/denoland/deno.git
synced 2025-01-24 08:00:10 -05:00
161cf7cdfd
This change simplifies how we execute V8. Previously V8 Isolates jumped around threads every time they were woken up. This was overly complex and potentially hurting performance in a myriad ways. Now isolates run on their own dedicated thread and never move. - blocking_json spawns a thread and does not use a thread pool - op_host_poll_worker and op_host_resume_worker are non-operational - removes Worker::get_message and Worker::post_message - ThreadSafeState::workers table contains WorkerChannel entries instead of actual Worker instances. - MainWorker and CompilerWorker are no longer Futures. - The multi-threaded version of deno_core_http_bench was removed. - AyncOps no longer need to be Send + Sync This PR is very large and several tests were disabled to speed integration: - installer_test_local_module_run - installer_test_remote_module_run - _015_duplicate_parallel_import - _026_workers
67 lines
1.9 KiB
Rust
67 lines
1.9 KiB
Rust
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
|
|
use crate::ops;
|
|
use crate::state::ThreadSafeState;
|
|
use crate::worker::Worker;
|
|
use crate::worker::WorkerChannels;
|
|
use deno_core;
|
|
use deno_core::StartupData;
|
|
use std::ops::Deref;
|
|
use std::ops::DerefMut;
|
|
|
|
/// This worker is used to host TypeScript and WASM compilers.
|
|
///
|
|
/// It provides minimal set of ops that are necessary to facilitate
|
|
/// compilation.
|
|
///
|
|
/// NOTE: This worker is considered priveleged, because it may
|
|
/// access file system without permission check.
|
|
///
|
|
/// At the moment this worker is meant to be single-use - after
|
|
/// performing single compilation/bundling it should be destroyed.
|
|
///
|
|
/// TODO(bartlomieju): add support to reuse the worker - or in other
|
|
/// words support stateful TS compiler
|
|
pub struct CompilerWorker(Worker);
|
|
|
|
impl CompilerWorker {
|
|
pub fn new(
|
|
name: String,
|
|
startup_data: StartupData,
|
|
state: ThreadSafeState,
|
|
external_channels: WorkerChannels,
|
|
) -> Self {
|
|
let state_ = state.clone();
|
|
let mut worker = Worker::new(name, startup_data, state_, external_channels);
|
|
{
|
|
let isolate = &mut worker.isolate;
|
|
ops::runtime::init(isolate, &state);
|
|
ops::compiler::init(isolate, &state);
|
|
ops::web_worker::init(isolate, &state);
|
|
ops::errors::init(isolate, &state);
|
|
// for compatibility with Worker scope, though unused at
|
|
// the moment
|
|
ops::timers::init(isolate, &state);
|
|
ops::fetch::init(isolate, &state);
|
|
// TODO(bartlomieju): CompilerWorker should not
|
|
// depend on those ops
|
|
ops::os::init(isolate, &state);
|
|
ops::files::init(isolate, &state);
|
|
ops::fs::init(isolate, &state);
|
|
ops::io::init(isolate, &state);
|
|
}
|
|
Self(worker)
|
|
}
|
|
}
|
|
|
|
impl Deref for CompilerWorker {
|
|
type Target = Worker;
|
|
fn deref(&self) -> &Self::Target {
|
|
&self.0
|
|
}
|
|
}
|
|
|
|
impl DerefMut for CompilerWorker {
|
|
fn deref_mut(&mut self) -> &mut Self::Target {
|
|
&mut self.0
|
|
}
|
|
}
|