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Bill Budge 01f9e1f7a0 Revert "Reland^2 "[ptr-cage] Turn on shared pointer cage by default for arm64 and x64""
This reverts commit 054ff044bc.

Reason for revert: Breaks Arm64 build:

https://ci.chromium.org/p/v8/builders/ci/V8%20Android%20Arm64%20-%20debug%20builder/18683

Original change's description:
> Reland^2 "[ptr-cage] Turn on shared pointer cage by default for arm64 and x64"
>
> This is a reland of 1f504c36da
>
> Changes since revert:
>
> - Removed disabling of RO heap sharing when --stress-snapshot is passed;
>   was fixed by f4a6c628c9
> - Fixed crashing tests that caused revert separately in
>   a61aa4919f
>
> Original change's description:
> > > [ptr-cage] Turn on shared pointer cage by default for arm64 and x64
> > >
> > > Reviewed-on:
> > https://chromium-review.googlesource.com/c/v8/v8/+/2873226
> > > Reviewed-by: Igor Sheludko <ishell@chromium.org>
> > > Reviewed-by: Dominik Inführ <dinfuehr@chromium.org>
> > > Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
> > > Cr-Commit-Position: refs/heads/master@{#74422}
> >
> > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2878855
> > Reviewed-by: Dominik Inführ <dinfuehr@chromium.org>
> > Reviewed-by: Adam Klein <adamk@chromium.org>
> > Reviewed-by: Igor Sheludko <ishell@chromium.org>
> > Reviewed-by: Dan Elphick <delphick@chromium.org>
> > Cr-Commit-Position: refs/heads/master@{#74448}
>
> Bug: v8:11460
> Change-Id: I4e491574437f4c832e24b29815de6bdfd8975511
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2891460
> Reviewed-by: Adam Klein <adamk@chromium.org>
> Commit-Queue: Shu-yu Guo <syg@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#74546}

Bug: v8:11460
Change-Id: I772afcd100d3d92b7e3f5f060c670a5686c9a338
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2892843
Auto-Submit: Bill Budge <bbudge@chromium.org>
Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#74547}
2021-05-13 00:04:07 +00:00
.github [github] Close PRs created on the V8 GitHub mirror automatically 2021-01-12 08:39:59 +00:00
build_overrides [build] Remove obsolete gn flag 2021-01-11 15:50:59 +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 Make Google benchmark dependency a default 2021-04-21 12:19:40 +00:00
include api,heap: Avoid dropping global handles when stack state is overridden 2021-05-12 19:20:23 +00:00
infra [build] Use lld in gcc builds 2021-05-10 11:33:33 +00:00
samples Reland "[api] Add v8::Isolate::ThrowError helper" 2021-04-16 11:48:05 +00:00
src Revert "Reland^2 "[ptr-cage] Turn on shared pointer cage by default for arm64 and x64"" 2021-05-13 00:04:07 +00:00
test [riscv64] Add flag to control disassembling of C-ext 2021-05-12 22:04:43 +00:00
testing build: Remove no-op calls to set_sources_assignment_filter 2020-10-08 14:44:01 +00:00
third_party Reland "[build] Fix gn check failures in v8/third_party" 2021-04-30 16:26:19 +00:00
tools Revert "Reland^2 "[ptr-cage] Turn on shared pointer cage by default for arm64 and x64"" 2021-05-13 00:04:07 +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 [build] Remove legacy binutils 2021-01-08 12:33:31 +00:00
.gn [infra] Force Python 3 to be used in build. 2021-05-11 12:04:34 +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 [tools] Make tools/mb/mb.py work with Python 3 2021-04-27 09:08:43 +00:00
BUILD.gn Revert "Reland^2 "[ptr-cage] Turn on shared pointer cage by default for arm64 and x64"" 2021-05-13 00:04:07 +00:00
CODE_OF_CONDUCT.md
codereview.settings Make Gerrit the default code review for V8 2017-06-30 17:37:37 +00:00
COMMON_OWNERS Remove petermarshall from OWNERS 2021-03-31 11:00:22 +00:00
DEPS Update V8 DEPS. 2021-05-12 04:05:24 +00:00
DIR_METADATA Add DIR_METADATA files to v8. 2020-10-20 22:12:28 +00:00
ENG_REVIEW_OWNERS Update ENG_REVIEW_OWNERS 2021-02-25 14:28:32 +00:00
INFRA_OWNERS Add team members as owners 2020-08-18 08:29:04 +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
LICENSE.strongtalk
LICENSE.v8
MIPS_OWNERS [mips] Request to be an owner of MIPS files 2020-11-23 09:43:49 +00:00
OWNERS Add RISC-V backend 2021-02-09 17:06:36 +00:00
PPC_OWNERS Adding myself to relevant OWNERS files. 2020-11-02 16:37:28 +00:00
PRESUBMIT.py [bigint] Move multiplication to src/bigint/ 2021-04-19 15:40:43 +00:00
README.md [docs] Change links from old wiki to v8.dev 2019-03-07 12:13:30 +00:00
RISCV_OWNERS [riscv64] Change one of the owners for RISCV. 2021-04-20 14:39:26 +00:00
S390_OWNERS Adding myself to relevant OWNERS files. 2020-11-02 16:37:28 +00:00
WATCHLISTS [watchlist] Add leszeks to src/baseline watchlist 2021-04-27 08:40:24 +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://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.