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gdeepti e108f90d5c [wasm] WebAssembly.Memory object can be referenced by multiple Instance objects. 
Add support for WebAssembly.Memory objects to be simultaneously referenced by multiple Instance objects. GrowingMemory should maintain a consistent view of memory across instances.
 - Store a link to instances that share WebAssembly.Memory in the WasmMemoryObject, updated on instantiate.
 - Implement WasmInstanceWrapper as a wrapper around the instance object to keep track of previous/next instances, instance object is stored as a WeakCell that can be garbage collected.
 - MemoryInstanceFinalizer maintains a valid list of instances when an instance is garbage collected.
 - Refactor GrowInstanceMemory to GrowMemoryBuffer that allocates a new buffer, and UncheckedUpdateInstanceMemory that updates memory references for an instance.

 R=titzer@chromium.org, mtrofin@chromium.org, bradnelson@chromium.org

Committed: https://crrev.com/30ef8e33f3a199a27ca8512bcee314c9522d03f6
Committed: https://crrev.com/3c98e339599b068f1ed630afb7601ff942424d31
Review-Url: https://codereview.chromium.org/2471883003
Cr-Original-Original-Commit-Position: refs/heads/master@{#41121}
Cr-Original-Commit-Position: refs/heads/master@{#41198}
Cr-Commit-Position: refs/heads/master@{#41234}
2016-11-23 20:44:29 +00:00
benchmarks Revert "Refactoring: Make gtest testsuite the default." 2014-09-02 09:17:26 +00:00
build_overrides Properly define v8_enable_inspector and its override in GN. 2016-11-21 19:29:38 +00:00
docs [Docs] Removed unused docs because they are moved to GitHub 2015-11-19 10:23:30 +00:00
gni Properly define v8_enable_inspector and its override in GN. 2016-11-21 19:29:38 +00:00
gypfiles Enable -Wsign-compare compiler warnings. 2016-11-14 10:49:15 +00:00
include Roll third_party/inspector_protocol to 4ad35c45aca9834b67ec2cb152c816ea1b7ceb48 2016-11-23 00:45:54 +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 [wasm] WebAssembly.Memory object can be referenced by multiple Instance objects. 2016-11-23 20:44:29 +00:00
test [wasm] WebAssembly.Memory object can be referenced by multiple Instance objects. 2016-11-23 20:44:29 +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 4ad35c45aca9834b67ec2cb152c816ea1b7ceb48 2016-11-23 00:45:54 +00:00
tools [tools] Add deep links to callstats.html 2016-11-22 10:13:10 +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 [turbofan] Remove type feedback from AstGraphBuilder pipeline. 2016-11-23 06:10:35 +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 Use a regular ICU API for el-Upper 2016-11-15 18:30:17 +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 Add v8_os_page_size flag for cross compilation 2016-11-15 14:41:03 +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 [serializer] small fixes for blink snapshot. 2016-11-14 07:17:59 +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.