[arm] Fix arm assembler test 4.

[ARM] Fix arm assembler test 4.

The test was using some callee saved registers but tests don't save those.

BUG=v8:5354
Committed: https://crrev.com/eea147fc2c7b053214abd5fd4f55918cedcb844c
Cr-Commit-Position: refs/heads/master@{#39275}

[Rodolph Perfetta (ARM), 2016-09-08 07:58:07]

rodolph.perfetta@arm.com changed reviewers:
+ bmeurer@chromium.org

[Rodolph Perfetta (ARM), 2016-09-08 07:58:07]

Fix for issue 5354

[Benedikt Meurer, 2016-09-08 08:55:43]

LGTM, thanks

[Rodolph Perfetta (ARM), 2016-09-08 11:23:42]

The CQ bit was checked by rodolph.perfetta@arm.com

[commit-bot: I haz the power, 2016-09-08 11:23:49]

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, 2016-09-08 11:51:07]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-08 11:51:19]

Description was changed from

==========
[ARM] Fix arm assembler test 4.

The test was using some callee saved registers but tests don't save those.

BUG=v8:5354
==========

to

==========
[ARM] Fix arm assembler test 4.

The test was using some callee saved registers but tests don't save those.

BUG=v8:5354

Committed: https://crrev.com/eea147fc2c7b053214abd5fd4f55918cedcb844c
Cr-Commit-Position: refs/heads/master@{#39275}
==========

[commit-bot: I haz the power, 2016-09-08 11:51:20]

Patchset 1 (id:??) landed as
https://crrev.com/eea147fc2c7b053214abd5fd4f55918cedcb844c
Cr-Commit-Position: refs/heads/master@{#39275}