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Clemens Hammacher 2ce5da9a70 [wasm] Compile big functions first
Add a special queue to {CompilationUnitQueues} to handle big functions
specially. They are organized in a priority queue (ordered by their
body size), and all threads check this queue first, before executing
the tasks from their own queue. In some benchmarks, this shortens
overall compilation time by 10-20 percent.

R=ahaas@chromium.org

Bug: v8:8916, chromium:950493
Change-Id: I45f36a05304e2f1c4f3ce6b8821ddd4bd08fbba3
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1622122
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61746}
2019-05-22 14:10:04 +00:00
benchmarks [benchmarks] Move Array slice benchmarks to js-perf-test 2019-05-20 09:05:52 +00:00
build_overrides Clean up infra owners 2019-05-15 11:18:43 +00:00
custom_deps Clean up infra owners 2019-05-15 11:18:43 +00:00
docs Add OWNERS for docs/ 2019-05-15 12:06:15 +00:00
gni Clean up infra owners 2019-05-15 11:18:43 +00:00
include Reland "[heap] Add global memory controller" 2019-05-22 11:32:55 +00:00
infra Revert "Reland "[ptr-compr][x64] Temporarily enable pointer compression on x64"" 2019-05-22 12:51:53 +00:00
samples Add OWNERS file for samples/ 2019-05-14 16:55:03 +00:00
src [wasm] Compile big functions first 2019-05-22 14:10:04 +00:00
test [ptr-compr][Turbofan] Adding the TypedStateValues decompress reduction 2019-05-22 12:25:52 +00:00
testing Remove dummy files created for rolling googletest. 2018-03-27 05:55:56 +00:00
third_party [DevTools] Roll inspector-protocol to v8 2019-05-22 06:15:38 +00:00
tools Revert "Reland "[ptr-compr][x64] Temporarily enable pointer compression on x64"" 2019-05-22 12:51:53 +00:00
.clang-format [clang-format] Don't derive pointer alignment 2017-01-17 09:28:19 +00:00
.clang-tidy [tool] Remove unfixed clang-tidy warnings to ease use. 2018-10-26 07:40:32 +00:00
.editorconfig Add .editorconfig 2017-07-28 13:39:24 +00:00
.git-blame-ignore-revs [build] Add DEPS formatting to hyper-blame 2017-10-09 14:08:45 +00:00
.gitattributes .gitattributes: Mark minified emscripten js files as -diff 2018-09-19 16:27:10 +00:00
.gitignore Add .ccls-cache to .gitignore 2019-02-26 10:32:45 +00:00
.gn v8: Stop setting secondary_source. 2019-05-13 16:06:53 +00:00
.vpython [tools] Implement confidence-based number of runs 2019-05-09 09:42:28 +00:00
.ycm_extra_conf.py [ycm] Switch from gnu++11 to gnu++14 2017-11-27 07:48:21 +00:00
AUTHORS make deleted functions public in include 2019-05-13 07:58:31 +00:00
BUILD.gn [mksnapshot] Add abstract base class for platform embedded file writers 2019-05-22 14:01:00 +00:00
ChangeLog [release] Merge ChangeLog back to master 2018-12-07 15:41:59 +00:00
CODE_OF_CONDUCT.md Explicitly state that the Chromium Code of Conduct also applies to V8 2016-03-02 09:51:24 +00:00
codereview.settings Make Gerrit the default code review for V8 2017-06-30 17:37:37 +00:00
COMMON_OWNERS [OWNERS] Add solanes@ to COMMON_OWNERS 2019-05-22 13:50:51 +00:00
DEPS Update V8 DEPS. 2019-05-22 06:14:33 +00:00
ENG_REVIEW_OWNERS Add eng review owners as escalation path 2019-05-15 19:12:10 +00:00
INFRA_OWNERS Clean up infra owners 2019-05-15 11:18:43 +00:00
LICENSE [wasm] Draft version of C/C++ Wasm API 2019-04-17 16:00:26 +00:00
LICENSE.fdlibm Add LICENSE.fdlibm for all the fdlibm imported sources. 2016-06-09 07:17:03 +00:00
LICENSE.strongtalk Add LICENSE.v8, LICENSE.strongtalk and LICENSE.valgrind to the v8 2011-02-03 07:10:06 +00:00
LICENSE.v8 Add LICENSE.v8, LICENSE.strongtalk and LICENSE.valgrind to the v8 2011-02-03 07:10:06 +00:00
LICENSE.valgrind Add LICENSE.v8, LICENSE.strongtalk and LICENSE.valgrind to the v8 2011-02-03 07:10:06 +00:00
OWNERS Add eng review owners as escalation path 2019-05-15 19:12:10 +00:00
PRESUBMIT.py Reland "Move logging and diagnostics related source files" 2019-05-20 09:54:57 +00:00
README.md [docs] Change links from old wiki to v8.dev 2019-03-07 12:13:30 +00:00
WATCHLISTS Move code generation related files to src/codegen 2019-05-21 10:33:39 +00:00

V8 JavaScript Engine

V8 is Google's open source JavaScript engine.

V8 implements ECMAScript as specified in ECMA-262.

V8 is written in C++ and is used in Google Chrome, the open source browser from Google.

V8 can run standalone, or can be embedded into any C++ application.

V8 Project page: https://v8.dev/docs

Getting the Code

Checkout depot tools, and run

    fetch v8

This will checkout V8 into the directory v8 and fetch all of its dependencies. To stay up to date, run

    git pull origin
    gclient sync

For fetching all branches, add the following into your remote configuration in .git/config:

    fetch = +refs/branch-heads/*:refs/remotes/branch-heads/*
    fetch = +refs/tags/*:refs/tags/*

Contributing

Please follow the instructions mentioned at v8.dev/docs/contribute.