[turbofan] Deoptimize on access to neutered typed arrays.

[turbofan] Deoptimize on access to neutered typed arrays.

We got the condition wrong and actually deoptimized when the typed array
was not neutered. This fixes the deopt loop in Math.random and actually
many programs that use typed arrays.

R=jarin@chromium.org

Committed: https://crrev.com/8f1e31fe7545e28162e774183bb1603d90ff0d3f
Cr-Commit-Position: refs/heads/master@{#36194}

[Benedikt Meurer, 2016-05-12 06:23:38]

Hey Jaro,

Here's the fix for the deopt loop.
Please take a look.

Thanks,
Benedikt

[Jarin, 2016-05-12 06:24:35]

lgtm

[Benedikt Meurer, 2016-05-12 06:24:46]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-05-12 06:24:49]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1970123002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1970123002/1

[commit-bot: I haz the power, 2016-05-12 06:29:11]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-12 06:30:01]

Description was changed from

==========
[turbofan] Deoptimize on access to neutered typed arrays.

We got the condition wrong and actually deoptimized when the typed array
was not neutered. This fixes the deopt loop in Math.random and actually
many programs that use typed arrays.

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

to

==========
[turbofan] Deoptimize on access to neutered typed arrays.

We got the condition wrong and actually deoptimized when the typed array
was not neutered. This fixes the deopt loop in Math.random and actually
many programs that use typed arrays.

R=jarin@chromium.org

Committed: https://crrev.com/8f1e31fe7545e28162e774183bb1603d90ff0d3f
Cr-Commit-Position: refs/heads/master@{#36194}
==========

[commit-bot: I haz the power, 2016-05-12 06:30:02]

Patchset 1 (id:??) landed as
https://crrev.com/8f1e31fe7545e28162e774183bb1603d90ff0d3f
Cr-Commit-Position: refs/heads/master@{#36194}