[turbofan] Introduce CheckPoint common operator.

[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

R=jarin@chromium.org
BUG=v8:5021
Committed: https://crrev.com/4e0105d8765ee2e70817a68947dc22f5f86052e6
Cr-Commit-Position: refs/heads/master@{#36301}

[Benedikt Meurer, 2016-05-18 04:53:04]

Description was changed from

==========
[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

R=jarin@chromium.org
==========

to

==========
[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

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

[Jarin, 2016-05-18 04:55:11]

lgtm

[Benedikt Meurer, 2016-05-18 04:55:35]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-05-18 04:55:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1993593002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1993593002/1

[commit-bot: I haz the power, 2016-05-18 05:27:35]

Description was changed from

==========
[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

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

to

==========
[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

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

[commit-bot: I haz the power, 2016-05-18 05:27:36]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-18 05:28:43]

Description was changed from

==========
[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

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

to

==========
[turbofan] Introduce CheckPoint common operator.

This operator will be used to carry eager frame states, and is hooked up
to the effect chain with a control dependency to avoid hosting out of
control structures.

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

Committed: https://crrev.com/4e0105d8765ee2e70817a68947dc22f5f86052e6
Cr-Commit-Position: refs/heads/master@{#36301}
==========

[commit-bot: I haz the power, 2016-05-18 05:28:44]

Patchset 1 (id:??) landed as
https://crrev.com/4e0105d8765ee2e70817a68947dc22f5f86052e6
Cr-Commit-Position: refs/heads/master@{#36301}