[turbofan] Optimize dynamic variable load of global constant.

[turbofan] Optimize dynamic variable load of global constant.

Don't insert a JSLoadGlobal node in the fast case of a dynamic variable
load if the target is a global constant.

R=jarin@chromium.org

Committed: https://crrev.com/c4d366fb0c07acfbc30ada9103fa0ca24b50a143
Cr-Commit-Position: refs/heads/master@{#33657}

[Benedikt Meurer, 2016-02-02 07:57:35]

Hey Jaro,

Same optimization as applied to the static load case.
Please take a look.

Thanks,
Benedikt

[Jarin, 2016-02-02 07:58:45]

lgtm

[Benedikt Meurer, 2016-02-02 07:59:44]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-02-02 07:59:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1656223002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1656223002/1

[commit-bot: I haz the power, 2016-02-02 08:23:21]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-02-02 08:23:59]

Description was changed from

==========
[turbofan] Optimize dynamic variable load of global constant.

Don't insert a JSLoadGlobal node in the fast case of a dynamic variable
load if the target is a global constant.

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

to

==========
[turbofan] Optimize dynamic variable load of global constant.

Don't insert a JSLoadGlobal node in the fast case of a dynamic variable
load if the target is a global constant.

R=jarin@chromium.org

Committed: https://crrev.com/c4d366fb0c07acfbc30ada9103fa0ca24b50a143
Cr-Commit-Position: refs/heads/master@{#33657}
==========

[commit-bot: I haz the power, 2016-02-02 08:24:02]

Patchset 1 (id:??) landed as
https://crrev.com/c4d366fb0c07acfbc30ada9103fa0ca24b50a143
Cr-Commit-Position: refs/heads/master@{#33657}