Version 3.29.88.16 (merged r25125)

x87: Set the FPU precision control to double-precision.

R=jkummerow@chromium.org
BUG=

Review URL: https://codereview.chromium.org/700943004

git-svn-id: https://v8.googlecode.com/svn/branches/3.29@25137 ce2b1a6d-e550-0410-aec6-3dcde31c8c00