X87: [Atomics] Remove Atomics code stubs; use TF ops.

X87: [Atomics] Remove Atomics code stubs; use TF ops.

  port d412cfa26c18a6ef1f6c0e274ee51f3d834eab74 (r35596)

  original commit message:
  Reland of (https://codereview.chromium.org/1891033002)

  This is a much cleaner solution, which won't require nearly as much
  architecture-specific code. Thanks bmeurer@!

BUG=

Committed: https://crrev.com/ce3f9afabaaa17ec9f06bf3ee3461ad9f0b68de9
Cr-Commit-Position: refs/heads/master@{#35603}

[zhengxing.li, 2016-04-19 02:37:50]

zhengxing.li@intel.com changed reviewers:
+ binji@chromium.org, chunyang.dai@intel.com, weiliang.lin@intel.com

[zhengxing.li, 2016-04-19 02:37:50]

PTAL, thanks!

[Weiliang, 2016-04-19 05:53:58]

lgtm

[zhengxing.li, 2016-04-19 06:16:10]

The CQ bit was checked by zhengxing.li@intel.com

[commit-bot: I haz the power, 2016-04-19 06:16:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1897143003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1897143003/1

[commit-bot: I haz the power, 2016-04-19 06:34:29]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-19 06:35:19]

Description was changed from

==========
X87: [Atomics] Remove Atomics code stubs; use TF ops.

  port d412cfa26c18a6ef1f6c0e274ee51f3d834eab74 (r35596)

  original commit message:
  Reland of (https://codereview.chromium.org/1891033002)

  This is a much cleaner solution, which won't require nearly as much
  architecture-specific code. Thanks bmeurer@!

BUG=
==========

to

==========
X87: [Atomics] Remove Atomics code stubs; use TF ops.

  port d412cfa26c18a6ef1f6c0e274ee51f3d834eab74 (r35596)

  original commit message:
  Reland of (https://codereview.chromium.org/1891033002)

  This is a much cleaner solution, which won't require nearly as much
  architecture-specific code. Thanks bmeurer@!

BUG=

Committed: https://crrev.com/ce3f9afabaaa17ec9f06bf3ee3461ad9f0b68de9
Cr-Commit-Position: refs/heads/master@{#35603}
==========

[commit-bot: I haz the power, 2016-04-19 06:35:20]

Patchset 1 (id:??) landed as
https://crrev.com/ce3f9afabaaa17ec9f06bf3ee3461ad9f0b68de9
Cr-Commit-Position: refs/heads/master@{#35603}