[tests] add microbenchmark for %TypedArray%.prototype.copyWithin

[tests] add microbenchmark for %TypedArray%.prototype.copyWithin

Add a simple microbenchmark for calling copyWithin on a moderately large
Float64Array with 10,000 elements.

BUG=v8:5925, v8:5929, v8:4648
R=cbruni@chromium.org, adamk@chromium.org, littledan@chromium.org

Review-Url: https://codereview.chromium.org/2676193002
Cr-Commit-Position: refs/heads/master@{#42944}
Committed: https://chromium.googlesource.com/v8/v8/+/d36f14a73dbb7a907d0cdc6dd36ebd1781c1ba28

[caitp, 2017-02-06 03:11:17]

Just the test, as requested

[Benedikt Meurer, 2017-02-06 03:49:21]

bmeurer@chromium.org changed reviewers:
+ bmeurer@chromium.org

[Benedikt Meurer, 2017-02-06 03:49:22]

Thanks. LGTN

[Benedikt Meurer, 2017-02-06 03:49:42]

On 2017/02/06 03:49:22, Benedikt Meurer wrote:
> Thanks. LGTN

LGTM of course :-)

[Benedikt Meurer, 2017-02-06 03:58:11]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2017-02-06 03:58:15]

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, 2017-02-06 04:20:10]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1486353491063840,
"parent_rev": "84b9c6301e4e01bb084f467bc8582826cdf55e28", "commit_rev":
"d36f14a73dbb7a907d0cdc6dd36ebd1781c1ba28"}

[commit-bot: I haz the power, 2017-02-06 04:20:15]

Description was changed from

==========
[tests] add microbenchmark for %TypedArray%.prototype.copyWithin

Add a simple microbenchmark for calling copyWithin on a moderately large
Float64Array with 10,000 elements.

BUG=v8:5925, v8:5929, v8:4648
R=cbruni@chromium.org, adamk@chromium.org, littledan@chromium.org
==========

to

==========
[tests] add microbenchmark for %TypedArray%.prototype.copyWithin

Add a simple microbenchmark for calling copyWithin on a moderately large
Float64Array with 10,000 elements.

BUG=v8:5925, v8:5929, v8:4648
R=cbruni@chromium.org, adamk@chromium.org, littledan@chromium.org

Review-Url: https://codereview.chromium.org/2676193002
Cr-Commit-Position: refs/heads/master@{#42944}
Committed:
https://chromium.googlesource.com/v8/v8/+/d36f14a73dbb7a907d0cdc6dd36ebd1781c...
==========

[commit-bot: I haz the power, 2017-02-06 04:20:16]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/v8/v8/+/d36f14a73dbb7a907d0cdc6dd36ebd1781c...