[x64] Fixed a rounding error on x64 for the Uint64ToF64 conversion.

The least significant bit of the input value may affect the result of
the conversion through rounding. We OR the least significant with the
second least significant bit to preserve it over the SHR instruction.


Review URL: https://codereview.chromium.org/1435203003

Cr-Commit-Position: refs/heads/master@{#31969}
6 files changed
tree: ff8fb11abe95a9f7c4709ffa2486792ff00d92f6
  1. .clang-format
  2. .gitignore
  3. .ycm_extra_conf.py
  5. BUILD.gn
  6. ChangeLog
  7. DEPS
  9. LICENSE.strongtalk
  10. LICENSE.v8
  11. LICENSE.valgrind
  12. Makefile
  13. Makefile.android
  14. Makefile.nacl
  15. OWNERS
  16. PRESUBMIT.py
  17. README.md
  19. benchmarks/
  20. build/
  21. codereview.settings
  22. docs/
  23. include/
  24. infra/
  25. samples/
  26. snapshot_toolchain.gni
  27. src/
  28. test/
  29. testing/
  30. third_party/
  31. tools/

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://code.google.com/p/v8/

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/*


Please follow the instructions mentioned on the V8 wiki.