X87: initialize the FPU state for X87 in prologue.

X87: initialize the FPU state for X87 in prologue.

   This CL is a fix for c0c3d866fb824290c24d4c2a14414019d844515f (r30606).
   In r30606, initialization of FPU implementation is not moved to prologue
   generation correctly.

BUG=

Committed: https://crrev.com/15cf7d6174b1620f5585589bc0abc3ce4a3fded6
Cr-Commit-Position: refs/heads/master@{#30626}

[chunyang.dai, 2015-09-08 02:33:51]

chunyang.dai@intel.com changed reviewers:
+ weiliang.lin@intel.com

[chunyang.dai, 2015-09-08 02:33:51]

PTAL

[Weiliang, 2015-09-08 03:02:56]

The CQ bit was checked by weiliang.lin@intel.com

[Weiliang, 2015-09-08 03:02:56]

lgtm

[commit-bot: I haz the power, 2015-09-08 03:03:07]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1317643009/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1317643009/1

[commit-bot: I haz the power, 2015-09-08 03:27:16]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-08 03:27:27]

Patchset 1 (id:??) landed as
https://crrev.com/15cf7d6174b1620f5585589bc0abc3ce4a3fded6
Cr-Commit-Position: refs/heads/master@{#30626}