[wasm][asm.js] Exclude zero left hand side in arm64 isel.

[wasm][asm.js] Exclude zero left hand side in arm64 isel.

BUG=641885
R=titzer@chromium.org,rossberg@chromium.org

Review-Url: https://codereview.chromium.org/2620953002
Cr-Commit-Position: refs/heads/master@{#42190}
Committed: https://chromium.googlesource.com/v8/v8/+/e8188a2d9977815ad84483a5721d1f70eea2e903

[bradnelson, 2017-01-10 08:19:43]

The CQ bit was checked by bradnelson@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-01-10 08:19:51]

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

[bradn, 2017-01-10 08:20:28]

bradnelson@google.com changed reviewers:
+ bradnelson@google.com

[commit-bot: I haz the power, 2017-01-10 08:45:04]

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

[commit-bot: I haz the power, 2017-01-10 08:45:05]

Dry run: This issue passed the CQ dry run.

[titzer, 2017-01-10 09:35:56]

lgtm

[bradn, 2017-01-10 17:44:30]

The CQ bit was checked by bradnelson@google.com

[commit-bot: I haz the power, 2017-01-10 17:44:35]

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, 2017-01-10 17:46:11]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484070270743420, "parent_rev":
"e88e668e8130725247ce56fe40739d7ee1d308df", "commit_rev":
"e8188a2d9977815ad84483a5721d1f70eea2e903"}

[commit-bot: I haz the power, 2017-01-10 17:46:16]

Description was changed from

==========
[wasm][asm.js] Exclude zero left hand side in arm64 isel.

BUG=641885
R=titzer@chromium.org,rossberg@chromium.org
==========

to

==========
[wasm][asm.js] Exclude zero left hand side in arm64 isel.

BUG=641885
R=titzer@chromium.org,rossberg@chromium.org

Review-Url: https://codereview.chromium.org/2620953002
Cr-Commit-Position: refs/heads/master@{#42190}
Committed:
https://chromium.googlesource.com/v8/v8/+/e8188a2d9977815ad84483a5721d1f70eea...
==========

[commit-bot: I haz the power, 2017-01-10 17:46:17]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/e8188a2d9977815ad84483a5721d1f70eea...