Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64 simulator (patchset #8 id:1…

Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64 simulator (patchset #8 id:140001 of https://codereview.chromium.org/2711473002/ )"

This reverts commit 2362f869a4675c10890397ab5d9694b4ac13f009.

BUG=v8:4614
Review-Url: https://codereview.chromium.org/2720133004
Cr-Commit-Position: refs/heads/master@{#43467}
Committed: https://chromium.googlesource.com/v8/v8/+/048a0a13e75a923c1d5e3e4a1887fbe3e6240a2d

[aseemgarg, 2017-02-28 01:29:36]

Description was changed from

==========
Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64
simulator (patchset #8 id:140001 of https://codereview.chromium.org/2711473002/
)"

This reverts commit 2362f869a4675c10890397ab5d9694b4ac13f009.

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

to

==========
Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64
simulator (patchset #8 id:140001 of https://codereview.chromium.org/2711473002/
)"

This reverts commit 2362f869a4675c10890397ab5d9694b4ac13f009.

BUG=v8:4614
==========

[aseemgarg, 2017-02-28 01:29:36]

aseemgarg@chromium.org changed reviewers:
+ binji@chromium.org

[binji, 2017-02-28 02:21:10]

lgtm

[binji, 2017-02-28 02:21:26]

(tested that this fixes the MSAN issues locally on my machine)

[aseemgarg, 2017-02-28 02:59:50]

The CQ bit was checked by aseemgarg@chromium.org

[aseemgarg, 2017-02-28 02:59:50]

The patchset sent to the CQ was uploaded after l-g-t-m from binji@chromium.org
Link to the patchset: https://codereview.chromium.org/2720133004/#ps100001
(title: "Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64
simulator (patchset #8 id:1…")

[commit-bot: I haz the power, 2017-02-28 02:59:53]

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, 2017-02-28 03:04:57]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-28 03:04:58]

Try jobs failed on following builders:
  v8_linux_arm_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_arm_rel_ng/builds/...)

[aseemgarg, 2017-02-28 03:05:50]

The CQ bit was checked by aseemgarg@chromium.org

[aseemgarg, 2017-02-28 03:05:51]

The patchset sent to the CQ was uploaded after l-g-t-m from binji@chromium.org
Link to the patchset: https://codereview.chromium.org/2720133004/#ps120001
(title: "fix compile issue")

[commit-bot: I haz the power, 2017-02-28 03:05:58]

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, 2017-02-28 03:31:39]

CQ is committing da patch.

Bot data: {"patchset_id": 120001, "attempt_start_ts": 1488251150697680,
"parent_rev": "6543519977b2012b58a4ffef28b8527db404fbdb", "commit_rev":
"048a0a13e75a923c1d5e3e4a1887fbe3e6240a2d"}

[commit-bot: I haz the power, 2017-02-28 03:31:45]

Description was changed from

==========
Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64
simulator (patchset #8 id:140001 of https://codereview.chromium.org/2711473002/
)"

This reverts commit 2362f869a4675c10890397ab5d9694b4ac13f009.

BUG=v8:4614
==========

to

==========
Revert "Revert of [Atomics] Implement ldaxr/stlxr instructions in ARM64
simulator (patchset #8 id:140001 of https://codereview.chromium.org/2711473002/
)"

This reverts commit 2362f869a4675c10890397ab5d9694b4ac13f009.

BUG=v8:4614

Review-Url: https://codereview.chromium.org/2720133004
Cr-Commit-Position: refs/heads/master@{#43467}
Committed:
https://chromium.googlesource.com/v8/v8/+/048a0a13e75a923c1d5e3e4a1887fbe3e62...
==========

[commit-bot: I haz the power, 2017-02-28 03:31:46]

Committed patchset #7 (id:120001) as
https://chromium.googlesource.com/v8/v8/+/048a0a13e75a923c1d5e3e4a1887fbe3e62...