[stubs] Allow branch combining for Smi overflow checks.

[stubs] Allow branch combining for Smi overflow checks.

The value projection of the Add/SubWithOverflow must be scheduled after
the Branch that dispatches based on overflow in order for the
instruction selector to be able to combine the addition/subtraction with
the branching.

R=epertoso@chromium.org

Committed: https://crrev.com/208415d6e065a6b8ffdde4f5ca4629228abe9a46
Cr-Commit-Position: refs/heads/master@{#35011}

[Benedikt Meurer, 2016-03-22 19:16:05]

Hey Enrico,

Simple follow-up optimization.
Please take a look.

Thanks,
Benedikt

[Jarin, 2016-03-23 05:29:15]

jarin@chromium.org changed reviewers:
+ jarin@chromium.org

[Jarin, 2016-03-23 05:29:16]

lgtm

[Benedikt Meurer, 2016-03-23 05:29:38]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-03-23 05:29:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1827463003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1827463003/1

[commit-bot: I haz the power, 2016-03-23 05:46:53]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-23 05:47:42]

Description was changed from

==========
[stubs] Allow branch combining for Smi overflow checks.

The value projection of the Add/SubWithOverflow must be scheduled after
the Branch that dispatches based on overflow in order for the
instruction selector to be able to combine the addition/subtraction with
the branching.

R=epertoso@chromium.org
==========

to

==========
[stubs] Allow branch combining for Smi overflow checks.

The value projection of the Add/SubWithOverflow must be scheduled after
the Branch that dispatches based on overflow in order for the
instruction selector to be able to combine the addition/subtraction with
the branching.

R=epertoso@chromium.org

Committed: https://crrev.com/208415d6e065a6b8ffdde4f5ca4629228abe9a46
Cr-Commit-Position: refs/heads/master@{#35011}
==========

[commit-bot: I haz the power, 2016-03-23 05:47:43]

Patchset 1 (id:??) landed as
https://crrev.com/208415d6e065a6b8ffdde4f5ca4629228abe9a46
Cr-Commit-Position: refs/heads/master@{#35011}