commit | fcc1ebb55aab38013855834f556f6e874e0eb8b3 | [log] [tgz] |
---|---|---|
author | Alexei Filippov <alph@chromium.org> | Sat May 05 01:33:33 2018 |
committer | Commit Bot <commit-bot@chromium.org> | Mon May 07 16:33:58 2018 |
tree | 516554bb738de03afb8818d3599a37cc08828bfb | |
parent | ca1a502fe3e3ef3069d3d45bd3899dfe6adf8a54 [diff] |
[cpu-profiler] Extract rare used fields of CodeEntry to an optional object. The RareData objects contain fields that often absent in CodeEntry'es. They are created as needed when a corresponding field is added. This reduces CodeEntry size on x64 by 40% from 136 to 80 bytes. BUG=v8:7719 Change-Id: I1f3c6255aa2f228895e835b536c743396131db31 Reviewed-on: https://chromium-review.googlesource.com/1045885 Reviewed-by: Peter Marshall <petermarshall@chromium.org> Commit-Queue: Alexei Filippov <alph@chromium.org> Cr-Commit-Position: refs/heads/master@{#53039}
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
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/*
Please follow the instructions mentioned on the V8 wiki.