[turbofan] Fix more -Wsign-compare warnings.

[turbofan] Fix more -Wsign-compare warnings.

BUG=v8:5614
Committed: https://crrev.com/758b317ce531b959b8cb7466f2d1b8eefa05845c
Cr-Commit-Position: refs/heads/master@{#40916}

[ulan, 2016-11-11 10:38:02]

Description was changed from

==========
[turbofan] Fix debug mode -Wsign-compare warnings.

BUG=v8:5614
==========

to

==========
[turbofan] Fix more -Wsign-compare warnings.

BUG=v8:5614
==========

[ulan, 2016-11-11 10:39:21]

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

[ulan, 2016-11-11 10:39:22]

ptal, after this turbofan compiles without warnings both in release and debug
modes.

[Benedikt Meurer, 2016-11-11 10:43:15]

LGTM (rubber-stamped)

[ulan, 2016-11-11 10:46:36]

The CQ bit was checked by ulan@chromium.org

[commit-bot: I haz the power, 2016-11-11 10:46:41]

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, 2016-11-11 10:48:14]

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

[commit-bot: I haz the power, 2016-11-11 10:48:15]

Try jobs failed on following builders:
  v8_linux64_avx2_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_avx2_rel_ng/buil...)
  v8_linux64_gyp_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_gyp_rel_ng/build...)
  v8_linux_dbg_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_dbg_ng/builds/16089)
  v8_linux_gcc_compile_rel on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_gcc_compile_rel/bu...)
  v8_linux_mips64el_compile_rel on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_mips64el_compile_r...)

[ulan, 2016-11-11 11:32:43]

The CQ bit was checked by ulan@chromium.org

[ulan, 2016-11-11 11:32:43]

The patchset sent to the CQ was uploaded after l-g-t-m from bmeurer@chromium.org
Link to the patchset: https://codereview.chromium.org/2493173002/#ps20001
(title: "rebase")

[commit-bot: I haz the power, 2016-11-11 11:32:50]

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, 2016-11-11 11:34:32]

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

[commit-bot: I haz the power, 2016-11-11 11:34:33]

Try jobs failed on following builders:
  v8_win_nosnap_shared_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_win_nosnap_shared_rel_ng...)

[ulan, 2016-11-11 11:39:40]

The CQ bit was checked by ulan@chromium.org

[commit-bot: I haz the power, 2016-11-11 11:39:43]

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, 2016-11-11 12:00:39]

Description was changed from

==========
[turbofan] Fix more -Wsign-compare warnings.

BUG=v8:5614
==========

to

==========
[turbofan] Fix more -Wsign-compare warnings.

BUG=v8:5614
==========

[commit-bot: I haz the power, 2016-11-11 12:00:40]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-11-17 22:30:19]

Description was changed from

==========
[turbofan] Fix more -Wsign-compare warnings.

BUG=v8:5614
==========

to

==========
[turbofan] Fix more -Wsign-compare warnings.

BUG=v8:5614

Committed: https://crrev.com/758b317ce531b959b8cb7466f2d1b8eefa05845c
Cr-Commit-Position: refs/heads/master@{#40916}
==========

[commit-bot: I haz the power, 2016-11-17 22:30:20]

Patchset 2 (id:??) landed as
https://crrev.com/758b317ce531b959b8cb7466f2d1b8eefa05845c
Cr-Commit-Position: refs/heads/master@{#40916}