[tools] Beef up GC eval scripts

[tools] Beef up GC eval scripts

* Add csv output mode for spreadsheet pasting
* Add option to leave out top-level categories
* Deal with unknown categories

R=hpayer@chromium.org
LOG=N
BUG=
NOTRY=true

Committed: https://crrev.com/c80f2bf80ca892fbf45e374a2137316000a24660
Cr-Commit-Position: refs/heads/master@{#35168}

[Michael Lippautz, 2016-03-31 14:58:09]

e.g. cat out-reference-2.log |grep "gc=ms" | grep "reduce_memory=0" |
~/ssd/v8/v8/tools/eval_gc_time.sh --sort avg --csv | less

[Hannes Payer (out of office), 2016-03-31 15:02:04]

lgtm

[Michael Lippautz, 2016-03-31 15:02:26]

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

[commit-bot: I haz the power, 2016-03-31 15:02:28]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1846983002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1846983002/1

[commit-bot: I haz the power, 2016-03-31 15:03:59]

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

[commit-bot: I haz the power, 2016-03-31 15:04:00]

Dry run: This issue passed the CQ dry run.

[Michael Lippautz, 2016-03-31 15:06:36]

The CQ bit was checked by mlippautz@chromium.org

[commit-bot: I haz the power, 2016-03-31 15:06:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1846983002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1846983002/1

[commit-bot: I haz the power, 2016-03-31 15:07:59]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-31 15:09:08]

Description was changed from

==========
[tools] Beef up GC eval scripts

* Add csv output mode for spreadsheet pasting
* Add option to leave out top-level categories
* Deal with unknown categories

R=hpayer@chromium.org
LOG=N
BUG=
NOTRY=true
==========

to

==========
[tools] Beef up GC eval scripts

* Add csv output mode for spreadsheet pasting
* Add option to leave out top-level categories
* Deal with unknown categories

R=hpayer@chromium.org
LOG=N
BUG=
NOTRY=true

Committed: https://crrev.com/c80f2bf80ca892fbf45e374a2137316000a24660
Cr-Commit-Position: refs/heads/master@{#35168}
==========

[commit-bot: I haz the power, 2016-03-31 15:09:09]

Patchset 1 (id:??) landed as
https://crrev.com/c80f2bf80ca892fbf45e374a2137316000a24660
Cr-Commit-Position: refs/heads/master@{#35168}