Go to file
zhengxing.li c1753f5c3d X87: [turbofan] Support variable size argument removal in TF-generated functions.
port 5319b50c85 (r40678)

  original commit message:
  This is preparation for using TF to create builtins that handle variable number of
  arguments and have to remove these arguments dynamically from the stack upon
  return.

  The gist of the changes:
  - Added a second argument to the Return node which specifies the number of stack
    slots to pop upon return in addition to those specified by the Linkage of the
    compiled function.
  - Removed Tail -> Non-Tail fallback in the instruction selector. Since TF now should
    handles all tail-call cases except where the return value type differs, this fallback
    was not really useful and in fact caused unexpected behavior with variable
    sized argument popping, since it wasn't possible to materialize a Return node
    with the right pop count from the TailCall without additional context.
  - Modified existing Return generation to pass a constant zero as the additional
    pop argument since the variable pop functionality

BUG=

Review-Url: https://codereview.chromium.org/2469623002
Cr-Commit-Position: refs/heads/master@{#40684}
2016-11-01 06:55:57 +00:00
benchmarks Revert "Refactoring: Make gtest testsuite the default." 2014-09-02 09:17:26 +00:00
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 [Tracing] Remove unused excluded categories list. 2016-10-31 19:45:20 +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 X87: [turbofan] Support variable size argument removal in TF-generated functions. 2016-11-01 06:55:57 +00:00
test Remove --harmony-* flags for new Object static methods 2016-10-31 22:53:35 +00:00
testing Use GTEST_LANG_CXX11 in V8 2016-07-25 13:06:42 +00:00
third_party [inspector] use own copy of third_party/inspector_protocol 2016-10-28 18:20:47 +00:00
tools [tools] Support more map information in --trace-ic and ic-explorer.html 2016-10-27 09:56:14 +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 [Tracing] Implement TracingCategoryObserver. 2016-10-28 20:44:04 +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 [inspector] use own copy of third_party/inspector_protocol 2016-10-28 18:20:47 +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 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

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.