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Andreas Haas db558210d8 [wasm] Do not unhandlify WasmInstanceWrapper during initialization. 
Within the initialization of a WasmInstanceWrapper a WeakCell is
allocated for the wrapped instance. This allocation of the WeakCell can
cause a garbage collection. The bug happened because a pointer to the
WasmInstanceWrapper was stored in the unhandlified this pointer, which
was invalidated by the garbage collection.

R=clemensh@chromium.org
CC=gdeepti@chromium.org
BUG=chromium:691538

Change-Id: I7001ab7ad3ee30f4c87a13c42e2fd16c0c86027a
Reviewed-on: https://chromium-review.googlesource.com/441766
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43177}
2017-02-14 07:42:56 +00:00
benchmarks Revert "Refactoring: Make gtest testsuite the default." 2014-09-02 09:17:26 +00:00
build_overrides Remove build_overrides/v8.gni. 2017-01-26 20:18:58 +00:00
docs [Docs] Removed unused docs because they are moved to GitHub 2015-11-19 10:23:30 +00:00
gni Make sure a pure list of headers is never turned into a static library 2017-02-13 08:43:43 +00:00
gypfiles Remove SIMD.js from V8. 2017-02-14 06:57:25 +00:00
include Remove SIMD.js from V8. 2017-02-14 06:57:25 +00:00
infra [build] Let v8gen support mipsel architectures 2017-02-06 09:28:07 +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 [wasm] Do not unhandlify WasmInstanceWrapper during initialization. 2017-02-14 07:42:56 +00:00
test Remove SIMD.js from V8. 2017-02-14 06:57:25 +00:00
testing Use GTEST_LANG_CXX11 in V8 2016-07-25 13:06:42 +00:00
third_party Adapt String::find method via StringUtil adapter. 2017-02-03 22:17:24 +00:00
tools Remove SIMD.js from V8. 2017-02-14 06:57:25 +00:00
.clang-format [clang-format] Don't derive pointer alignment 2017-01-17 09:28:19 +00:00
.gitignore Remove SIMD.js from V8. 2017-02-14 06:57:25 +00:00
.gn [build] Roll build a3b623a:11a223f 2016-11-29 11:17:15 +00:00
.ycm_extra_conf.py Use C++11 / gnu++11, not 0x 2016-03-22 15:24:43 +00:00
AUTHORS Throw when a holey property is set in Array.sort 2017-02-11 13:00:40 +00:00
BUILD.gn Remove SIMD.js from V8. 2017-02-14 06:57:25 +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 Use v8-reviews@ for review mail, so v8-dev@ is free for dev discussions 2015-09-09 08:14:11 +00:00
DEPS Remove SIMD.js from V8. 2017-02-14 06:57:25 +00:00
LICENSE Updates to the license information of third party components. 2015-06-16 12:37:50 +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
Makefile Make enabling of CSA verifier a build-time flag 2017-01-27 11:32:27 +00:00
Makefile.android [build] Fix d8-for-Android builds 2016-05-20 12:10:45 +00:00
OWNERS Make clemensh owner (wasm, asmjs and general) 2017-01-13 10:20:44 +00:00
PRESUBMIT.py [test] Only run presubmit for changed status files 2016-12-06 11:42:11 +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.