Jakob Stoklund Olesen bf60aa9db5 Eliminate the VNInfo::hasPHIKill() flag.
The only real user of the flag was removeCopyByCommutingDef(), and it
has been switched to LiveIntervals::hasPHIKill().

All the code changed by this patch was only concerned with computing and
propagating the flag.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161255 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-03 20:19:44 +00:00
..
2012-07-19 00:15:11 +00:00
2012-07-19 21:43:55 +00:00