Backport r204371 from trunk to enable macrofusion on x86 (The last one of three patches).
commit5591ec6ef93022dce80b25642e6705bdcd2281ce
authorwmi <wmi@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 5 Nov 2013 02:30:49 +0000 (5 02:30 +0000)
committerwmi <wmi@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 5 Nov 2013 02:30:49 +0000 (5 02:30 +0000)
treed897f871b6bfd6f3d67b68ace233c480c15b0d1d
parent97616707129ecfa4ea73703f415216a93bed1e97
Backport r204371 from trunk to enable macrofusion on x86 (The last one of three patches).

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/google@204380 138bc75d-0d04-0410-961f-82ee72b054a4
gcc-4_8/gcc/sched-rgn.c