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Daniel Dromboski 8807f0ad48 [tools] More Python 3 compatibility fixes
These should all be forward/backward compatible with Python 2/Python 3.

[tools] Tweak statusfile.py for Python 3

.iteritems() does not exist in Python 3, only .items().

(While .iteritems() was meant to be an optimization over .items()
in Python 2, .items() should work fine, and it is forward/backward
compatible.)


[tools] Fix another Python 3 issue in mb.py

sys.platform used to return e.g. 'linux2', which is 'linux' plus
whatever the first digit of `uname -r` was when Python was built.
As of Python 3.3, it always returns just 'linux' for Linux OSes.
Use `sys.platform.startswith('linux')` for forward/backward
compatibility.


[tools] Make base_runner.py Python 3 compatible

dict.keys() returns a dict_keys in Python 3, whereas it
used to return a simple array. list() is forward/backward
compatible with identical results on Python 2/3 (returns array).

(Tested on Linux x64, trying to recreate NodeJS's CI workflow.)


[tools] Make tools/dev/v8gen.py work with Python 3

dict.keys() returns a dict_keys in Python 3, whereas it
used to return a simple array. list() is forward/backward
compatible with identical results on Python 2/3 (returns array).

Comparing a None-type value numerically used to result in the
None-type value always being considered "less than" the thing
it is compared to. As of Python 3, numerically comparing against
None or None-typed values results in an error. Check if a value
is truthy before numerically comparing it, for forward/backward
compatibility.

print() used to transparently decode byte strings in Python 2.
In Python 3, they must be explicitly decoded first.

(Tested on Linux 64-bit, trying to recreate NodeJS's CI workflow.)

Bug: v8:9871
Change-Id: I059bf98577a67649bbe7ec49848989d468da96b0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2867270
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#74369}
2021-05-05 08:24:36 +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 Revert "Expose V8CommandLineAPIScope and V8InspectorSession::createCommandLineAPI" 2021-05-04 10:38:06 +00:00
infra [infra] split heap sandbox builders to builder tester pairs 2021-05-03 13:34:26 +00:00
samples Reland "[api] Add v8::Isolate::ThrowError helper" 2021-04-16 11:48:05 +00:00
src [compiler] Use MakeRef for a few types 2021-05-05 04:50:25 +00:00
test [wasm][test] Initializer exprs. for element segments 2021-05-05 08:23:26 +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 [tools] More Python 3 compatibility fixes 2021-05-05 08:24:36 +00:00
.clang-format
.clang-tidy
.editorconfig
.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
.gitignore [build] Remove legacy binutils 2021-01-08 12:33:31 +00:00
.gn Reland "[build] Fix gn check failures in v8/third_party" 2021-04-30 16:26:19 +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 [ptr-cage] Share RO heap when sharing pointer compression cage 2021-05-04 21:30:15 +00:00
CODE_OF_CONDUCT.md
codereview.settings
COMMON_OWNERS Remove petermarshall from OWNERS 2021-03-31 11:00:22 +00:00
DEPS Update V8 DEPS. 2021-05-05 03:52:45 +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
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
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.