[builtins] Speed up TypedArrayInitialize in CodeStubAssembler

[builtins] Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=chromium:708545
Review-Url: https://codereview.chromium.org/2802003003
Cr-Commit-Position: refs/heads/master@{#44501}
Committed: https://chromium.googlesource.com/v8/v8/+/d9691952c1825ca9c8f73db5f63f842da9226cd8

[ivica.bogosavljevic, 2017-04-06 13:33:38]

Description was changed from

==========
Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=v8:708545
==========

to

==========
Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=chromium:708545
==========

[ivica.bogosavljevic, 2017-04-06 13:35:16]

ivica.bogosavljevic@imgtec.com changed reviewers:
+ cbruni@chromium.org, petermarshall@chromium.org, pmeenan@chromium.org

[ivica.bogosavljevic, 2017-04-06 13:35:16]

PTAL

[ivica.bogosavljevic, 2017-04-06 13:36:08]

Description was changed from

==========
Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=chromium:708545
==========

to

==========
[builtins] Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=chromium:708545
==========

[Camillo Bruni, 2017-04-06 14:20:55]

lgtm

[petermarshall, 2017-04-06 14:22:25]

lgtm

[ivica.bogosavljevic, 2017-04-07 12:08:36]

The CQ bit was checked by ivica.bogosavljevic@imgtec.com to run a CQ dry run

[commit-bot: I haz the power, 2017-04-07 12:08:47]

Dry run: 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, 2017-04-07 12:32:46]

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

[commit-bot: I haz the power, 2017-04-07 12:32:47]

Dry run: This issue passed the CQ dry run.

[ivica.bogosavljevic, 2017-04-07 12:58:26]

The CQ bit was checked by ivica.bogosavljevic@imgtec.com

[commit-bot: I haz the power, 2017-04-07 12:58:36]

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, 2017-04-07 13:02:48]

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

[commit-bot: I haz the power, 2017-04-07 13:02:49]

Try jobs failed on following builders:
  v8_presubmit on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_presubmit/builds/38722)

[ivica.bogosavljevic, 2017-04-07 13:04:04]

ivica.bogosavljevic@imgtec.com changed reviewers:
+ bmeurer@chromium.org, mstarzinger@chromium.org

[ivica.bogosavljevic, 2017-04-07 13:04:05]

Need lgtm from code-assembler file owner

[Benedikt Meurer, 2017-04-07 17:31:28]

LGTM (rubber-stamped)

[ivica.bogosavljevic, 2017-04-08 21:05:24]

The CQ bit was checked by ivica.bogosavljevic@imgtec.com

[commit-bot: I haz the power, 2017-04-08 21:05:34]

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, 2017-04-08 22:15:38]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1491685524264450, "parent_rev":
"03e260cb2acaddb119676182194052215b213b0b", "commit_rev":
"d9691952c1825ca9c8f73db5f63f842da9226cd8"}

[commit-bot: I haz the power, 2017-04-08 22:15:46]

Description was changed from

==========
[builtins] Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=chromium:708545
==========

to

==========
[builtins] Speed up TypedArrayInitialize in CodeStubAssembler

On those architectures that do support unaligned memory access
there is no need to emit heap alignment code in TypedArrayInitialize.

BUG=chromium:708545

Review-Url: https://codereview.chromium.org/2802003003
Cr-Commit-Position: refs/heads/master@{#44501}
Committed:
https://chromium.googlesource.com/v8/v8/+/d9691952c1825ca9c8f73db5f63f842da92...
==========

[commit-bot: I haz the power, 2017-04-08 22:15:47]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/d9691952c1825ca9c8f73db5f63f842da92...