AuroraMiddleware/v8
1
0
Fork 0
Code Issues 2 Pull Requests Releases Wiki Activity
62,403 Commits 1 Branch 0 Tags 839 MiB
C++ 67.6%
JavaScript 30.1%
Python 1.2%
C 0.3%
TypeScript 0.3%
Other 0.4%
f920ad116d
Go to file
Bill Budge f920ad116d Revert "[torque] Port builtins-number-gen to Torque" 
This reverts commit 4482f98806.

Reason for revert: Causes Torque to break UBSAN

https://ci.chromium.org/p/v8/builders/ci/V8%20Linux64%20UBSan/11235?

[764/2199] ACTION //:run_torque(//build/toolchain/linux:clang_x64)
FAILED: gen/torque-generated/bit-fields-tq.h gen/torque-generated/builtin-definitions-tq.h gen/torqu...(too long)
python ../../tools/run.py ./torque -o gen/torque-generated -v8-root ../.. src/builtins/array-copywit...(too long)
../../src/torque/implementation-visitor.cc:778:36: runtime error: 2.14748e+09 is outside the range of representable values of type 'int'

Original change's description:
> [torque] Port builtins-number-gen to Torque
> 
> - Ports everything except Add.
> 
> Builtins generated from this CL are slightly larger, e.g. Subtract
> is 424 bytes on x64, as opposed to 400 bytes for the CSA version.
> See https://crbug.com/v8/10521
> 
> Bug: v8:9891
> 
> Change-Id: Id85779eb26d8e51643d8a04f0a75090bc50ef5b2
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2191644
> Commit-Queue: Bill Budge <bbudge@chromium.org>
> Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
> Reviewed-by: Jakob Gruber <jgruber@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#67910}

TBR=bbudge@chromium.org,jgruber@chromium.org,tebbi@chromium.org

Change-Id: Ib124c893753973243563e32c25bc727a5df2ca53
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:9891
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2209264
Reviewed-by: Bill Budge <bbudge@chromium.org>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67911}
2020-05-19 20:08:24 +00:00
build_overrides tracing: Enable using Perfetto client library from Chromium 2020-05-11 11:17:57 +00:00
custom_deps Use relative paths to OWNERS files 2019-08-12 13:52:52 +00:00
docs Add OWNERS for docs/ 2019-05-15 12:06:15 +00:00
gni tracing: Enable using Perfetto client library from Chromium 2020-05-11 11:17:57 +00:00
include cppgc: Add composite object tracing to Visitor 2020-05-15 21:09:15 +00:00
infra Migrate v8_linux64_msan_rel to next-gen format 2020-05-15 14:13:12 +00:00
samples [api] Create v8::String::NewFromLiteral that returns Local<String> 2020-03-09 12:02:07 +00:00
src Revert "[torque] Port builtins-number-gen to Torque" 2020-05-19 20:08:24 +00:00
test Use WasmValue in inspector 2020-05-19 17:47:40 +00:00
testing Roll v8/third_party/googletest/src/ 10b1902d8..e3f0319d8 (43 commits) 2020-04-15 07:23:10 +00:00
third_party [torque] format namespaces without indentation 2020-05-12 14:06:17 +00:00
tools [gcmole] Whitelist entry for frames.cc 2020-05-18 14:06:20 +00:00
.clang-format [clang-format] Don't derive pointer alignment 2017-01-17 09:28:19 +00:00
.clang-tidy [tool] Remove unfixed clang-tidy warnings to ease use. 2018-10-26 07:40:32 +00:00
.editorconfig Add .editorconfig 2017-07-28 13:39:24 +00:00
.flake8 Add .flake8 to allow for python style checking. 2019-07-19 21:44:03 +00:00
.git-blame-ignore-revs [infra] Update .git-blame-ignore-revs 2020-03-03 12:59:13 +00:00
.gitattributes .gitattributes: Mark minified emscripten js files as -diff 2018-09-19 16:27:10 +00:00
.gitignore Add third_party/jsoncpp/source to .gitignore 2020-04-29 07:20:41 +00:00
.gn [build] Dynamically decide if to use system xcode 2019-07-29 08:20:24 +00:00
.vpython [tools] Implement confidence-based number of runs 2019-05-09 09:42:28 +00:00
.ycm_extra_conf.py Fix ycm config for headers without source 2019-12-09 11:59:21 +00:00
AUTHORS Fix console time format error 2020-05-14 07:36:54 +00:00
BUILD.gn [torque] Port builtins-conversion-gen to Torque 2020-05-19 15:26:30 +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 Make Gerrit the default code review for V8 2017-06-30 17:37:37 +00:00
COMMON_OWNERS heap: Add Oilpan folks to COMMON_OWNERS 2020-04-14 08:55:52 +00:00
DEPS Roll test262 2020-05-13 09:14:21 +00:00
ENG_REVIEW_OWNERS Add eng review owners as escalation path 2019-05-15 19:12:10 +00:00
INFRA_OWNERS Remove myself from owners 2019-12-12 14:22:32 +00:00
INTL_OWNERS add ftang as owner 2020-04-24 19:19:36 +00:00
LICENSE [wasm] Draft version of C/C++ Wasm API 2019-04-17 16:00:26 +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
MIPS_OWNERS Move architecture dependent files 2019-05-28 14:02:15 +00:00
OWNERS Add syg@chromium.org as DEPS owner for test262 rolls 2019-09-17 19:29:11 +00:00
PPC_OWNERS Move architecture dependent files 2019-05-28 14:02:15 +00:00
PRESUBMIT.py Remove the #undef check from the Presubmit for .cc files 2020-01-24 15:24:51 +00:00
README.md [docs] Change links from old wiki to v8.dev 2019-03-07 12:13:30 +00:00
S390_OWNERS Move architecture dependent files 2019-05-28 14:02:15 +00:00
WATCHLISTS Stop watching for API changes in WATCHLISTS 2020-04-08 07:06:45 +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://v8.dev/docs

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 at v8.dev/docs/contribute.