commit | 3669036509e7a2debeaf66c7a201f6b017fa7ce9 | [log] [tgz] |
---|---|---|
author | peterwmwong <peter.wm.wong@gmail.com> | Wed Nov 29 13:57:20 2017 |
committer | Commit Bot <commit-bot@chromium.org> | Wed Nov 29 14:47:48 2017 |
tree | c0ae54d35a2b69335bbed57006889c12dd446880 | |
parent | 3cfc4b3afabb2b403cc4c642df7b68648c0f37ec [diff] |
[typedarray] Port TA.p.findIndex() to CSA TFJ This reduces the overhead of calling the builtin. Quick measurements show >5x improvement. As the typed array's size grows, iterating dominates and the performance gap closes. https://github.com/peterwmwong/v8-perf/blob/master/typedarray-findIndex/README.md Bug: v8:5929 Change-Id: I27d67776c83cbe28f4f9f5ef479a7eeabf594654 Reviewed-on: https://chromium-review.googlesource.com/792394 Commit-Queue: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Cr-Commit-Position: refs/heads/master@{#49720}
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.