[turbofan] Remove eager frame state from divisions.

[turbofan] Remove eager frame state from divisions.

This removes the frame state input representing the before-state from
nodes having the {JSDivide} or the {JSModulus} operator. Lowering that
inserts number conversions of the inputs has to be disabled when
deoptimization is enabled, because the frame state layout is no longer
known.

R=jarin@chromium.org
BUG=v8:5021
Committed: https://crrev.com/b1cbb9838756bbdfcb631d9c8adfb673942eb987
Cr-Commit-Position: refs/heads/master@{#37608}

[Jarin, 2016-07-08 09:36:02]

lgtm

[Michael Starzinger, 2016-07-08 09:53:54]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-07-08 09:53:59]

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, 2016-07-08 09:59:16]

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

[commit-bot: I haz the power, 2016-07-08 09:59:17]

Try jobs failed on following builders:
  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...)

[Michael Starzinger, 2016-07-08 11:16:24]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-07-08 11:16:31]

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, 2016-07-08 11:18:36]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-08 11:18:37]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-08 11:20:31]

Description was changed from

==========
[turbofan] Remove eager frame state from divisions.

This removes the frame state input representing the before-state from
nodes having the {JSDivide} or the {JSModulus} operator. Lowering that
inserts number conversions of the inputs has to be disabled when
deoptimization is enabled, because the frame state layout is no longer
known.

R=jarin@chromium.org
BUG=v8:5021
==========

to

==========
[turbofan] Remove eager frame state from divisions.

This removes the frame state input representing the before-state from
nodes having the {JSDivide} or the {JSModulus} operator. Lowering that
inserts number conversions of the inputs has to be disabled when
deoptimization is enabled, because the frame state layout is no longer
known.

R=jarin@chromium.org
BUG=v8:5021

Committed: https://crrev.com/b1cbb9838756bbdfcb631d9c8adfb673942eb987
Cr-Commit-Position: refs/heads/master@{#37608}
==========

[commit-bot: I haz the power, 2016-07-08 11:20:32]

Patchset 1 (id:??) landed as
https://crrev.com/b1cbb9838756bbdfcb631d9c8adfb673942eb987
Cr-Commit-Position: refs/heads/master@{#37608}