8622d899d8
Where the value we are switching on is a constant, we can just look through each IfValue case and replace the switch and go straight to the appropriate case. If no case matches, expect and go to the IfDefault. For the (unrealistic) example in the linked bug, this improves performance ~1.5x. Bug: v8:7389 Change-Id: I7ffe209bda9ed22571ea106396b18e0bcf9a1e22 Reviewed-on: https://chromium-review.googlesource.com/893141 Commit-Queue: Peter Marshall <petermarshall@chromium.org> Reviewed-by: Tobias Tebbi <tebbi@chromium.org> Cr-Commit-Position: refs/heads/master@{#51029} |
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benchmarks | ||
build_overrides | ||
docs | ||
gni | ||
gypfiles | ||
include | ||
infra | ||
samples | ||
src | ||
test | ||
testing | ||
third_party | ||
tools | ||
.clang-format | ||
.editorconfig | ||
.git-blame-ignore-revs | ||
.gitignore | ||
.gn | ||
.vpython | ||
.ycm_extra_conf.py | ||
AUTHORS | ||
BUILD.gn | ||
ChangeLog | ||
CODE_OF_CONDUCT.md | ||
codereview.settings | ||
DEPS | ||
LICENSE | ||
LICENSE.fdlibm | ||
LICENSE.strongtalk | ||
LICENSE.v8 | ||
LICENSE.valgrind | ||
Makefile | ||
Makefile.android | ||
OWNERS | ||
PRESUBMIT.py | ||
README.md | ||
snapshot_toolchain.gni | ||
WATCHLISTS |
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://github.com/v8/v8/wiki
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 on the V8 wiki.