PPC: Fix "[turbofan] Add support for reinterpreting integers as floating point and vice versa."

PPC: Fix "[turbofan] Add support for reinterpreting integers as floating point and vice versa."

R=titzer@chromium.org, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com, dstence@us.ibm.com
BUG=

Committed: https://crrev.com/308ae26955a9866a0b89031a1ddc4bd61d6c7ee7
Cr-Commit-Position: refs/heads/master@{#30870}

[MTBrandyberry, 2015-09-22 18:49:44]

The CQ bit was checked by mbrandy@us.ibm.com to run a CQ dry run

[commit-bot: I haz the power, 2015-09-22 18:50:00]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1358193002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1358193002/1

[michael_dawson, 2015-09-22 18:51:27]

On 2015/09/22 18:50:00, commit-bot: I haz the power wrote:
> Dry run: CQ is trying da patch. Follow status at
>  https://chromium-cq-status.appspot.com/patch-status/1358193002/1
> View timeline at
>  https://chromium-cq-status.appspot.com/patch-timeline/1358193002/1

lgtm

[commit-bot: I haz the power, 2015-09-22 19:19:05]

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

[commit-bot: I haz the power, 2015-09-22 19:19:06]

Dry run: This issue passed the CQ dry run.

[MTBrandyberry, 2015-09-22 19:20:32]

The CQ bit was checked by mbrandy@us.ibm.com

[commit-bot: I haz the power, 2015-09-22 19:20:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1358193002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1358193002/1

[commit-bot: I haz the power, 2015-09-22 19:22:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-22 19:22:16]

Patchset 1 (id:??) landed as
https://crrev.com/308ae26955a9866a0b89031a1ddc4bd61d6c7ee7
Cr-Commit-Position: refs/heads/master@{#30870}