PPC: Use optimal seq for atomic load/store

PPC: Use optimal seq for atomic load/store

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Review-Url: https://codereview.chromium.org/2590543003
Cr-Commit-Position: refs/heads/master@{#41823}
Committed: https://chromium.googlesource.com/v8/v8/+/35bf403f0db3c053374f7cef20d1202227e7916d

[JaideepBajwa, 2016-12-19 19:49:27]

ptal

[john.yan, 2016-12-19 19:53:44]

lgtm

[JaideepBajwa, 2016-12-19 19:54:17]

The CQ bit was checked by bjaideep@ca.ibm.com

[commit-bot: I haz the power, 2016-12-19 19:54:19]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-12-19 20:20:04]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1482177257147010, "parent_rev":
"5cbc4a96746adf14c419116da2fddab7642c2d82", "commit_rev":
"35bf403f0db3c053374f7cef20d1202227e7916d"}

[commit-bot: I haz the power, 2016-12-19 20:20:09]

Description was changed from

==========
PPC: Use optimal seq for atomic load/store

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N
==========

to

==========
PPC: Use optimal seq for atomic load/store

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Review-Url: https://codereview.chromium.org/2590543003
Cr-Commit-Position: refs/heads/master@{#41823}
Committed:
https://chromium.googlesource.com/v8/v8/+/35bf403f0db3c053374f7cef20d1202227e...
==========

[commit-bot: I haz the power, 2016-12-19 20:20:12]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/35bf403f0db3c053374f7cef20d1202227e...