Commit Graph

1 Commits

Author SHA1 Message Date
Jakob Stoklund Olesen 4b6fd48bba Teach RemoveCopyByCommutingDef to check all aliases, not just subregisters.
This caused a miscompilation in WebKit where %RAX had conflicting defs when
RemoveCopyByCommutingDef was commuting a %EAX use.

llvm-svn: 112751
2010-09-01 22:15:35 +00:00