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bmeurer ddba89c433 [turbofan] Also utilize the string length protector. 
Utilize the string length protector to deoptimize if the resulting
string length for string addition overflows. This way we generate
less code here and avoid holding on to the lazy frame state, and
thus potentially reduce the number live ranges.

BUG=v8:5267,v8:5404
R=yangguo@chromium.org

Review-Url: https://codereview.chromium.org/2491943004
Cr-Commit-Position: refs/heads/master@{#40909}
2016-11-11 08:22:25 +00:00
benchmarks
build_overrides [inspector] enable inspector by default 2016-10-25 07:13:48 +00:00
docs [Docs] Removed unused docs because they are moved to GitHub 2015-11-19 10:23:30 +00:00
gni [inspector] expose js_protocol.json file location in BUILD file 2016-10-12 14:11:21 +00:00
gypfiles [debugger] basic test infrastructure for new debugger test api. 2016-10-21 06:38:05 +00:00
include [api] Remove marking persistents as partially dependent 2016-11-10 09:29:48 +00:00
infra [CQ] Temporarily reduce coverage bot's frequency 2016-10-19 12:13:40 +00:00
samples Reland of land "Turn libbase into a component" (patchset #1 id:1 of https://codereview.chromium.org/2396933002/ ) 2016-10-07 07:56:52 +00:00
src [turbofan] Also utilize the string length protector. 2016-11-11 08:22:25 +00:00
test Revert of Compiling an array literal should be context-independent. (patchset #5 id:80001 of https://codereview.chromium.org/2479123002/ ) 2016-11-10 17:48:54 +00:00
testing Use GTEST_LANG_CXX11 in V8 2016-07-25 13:06:42 +00:00
third_party Roll third_party/inspector_protocol to ebda02bf94a742a2e26e4f818df1fc77517ac44c 2016-11-04 22:47:25 +00:00
tools [ic] Drop TimerEventScopes from *IC_Miss runtime functions 2016-11-10 13:10:25 +00:00
.clang-format [formatting] Remove the formatting requirement for 2 empty lines between declarations. 2016-01-25 09:50:17 +00:00
.gitignore [inspector] use own copy of third_party/inspector_protocol 2016-10-28 18:20:47 +00:00
.gn Disentangle gyp and gn files 2016-09-14 19:02:41 +00:00
.ycm_extra_conf.py Use C++11 / gnu++11, not 0x 2016-03-22 15:24:43 +00:00
AUTHORS [cleanup] #undef DECLARE_ERROR instead of non-existent DEFINE_ERROR 2016-10-27 12:36:36 +00:00
BUILD.gn [promises] Move CreateResolvingFunctions to c++ 2016-11-10 16:05:08 +00:00
ChangeLog [Release] Update ChangeLog file 2016-02-17 21:29:09 +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
DEPS [inspector] use own copy of third_party/inspector_protocol 2016-10-28 18:20:47 +00:00
LICENSE
LICENSE.fdlibm Add LICENSE.fdlibm for all the fdlibm imported sources. 2016-06-09 07:17:03 +00:00
LICENSE.strongtalk
LICENSE.v8
LICENSE.valgrind
Makefile Remove NaCl support. 2016-07-27 07:50:31 +00:00
Makefile.android [build] Fix d8-for-Android builds 2016-05-20 12:10:45 +00:00
OWNERS Remove oth from OWNERS 2016-09-05 13:38:25 +00:00
PRESUBMIT.py Fix BUILD.gn files and add presubmit step 2016-09-19 10:59:41 +00:00
README.md [Docs] Removed unused docs because they are moved to GitHub 2015-11-19 10:23:30 +00:00
snapshot_toolchain.gni Use clang for snapshot_toolchain by default, except on ChromeOS. 2016-08-23 14:04:27 +00:00
WATCHLISTS [inspector] added devtools-reviews@chromium.org in WATCHLISTS for inspector 2016-09-29 15:16:54 +00:00

README.md

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.