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3 Commits

Author SHA1 Message Date
Jakob Stoklund Olesen
2bef449b52 Ensure all defs referring to a virtual register are marked dead by addRegisterDead(). 
There can be multiple defs for a single virtual register when they are defining
sub-registers.

The missing <dead> flag was stopping the inline spiller from eliminating dead
code after rematerialization.

llvm-svn: 128888
 2011-04-05 16:53:50 +00:00
Dan Gohman
df2896d609 Eliminate more uses of llvm-as and llvm-dis. 
llvm-svn: 81290
 2009-09-08 23:54:48 +00:00
Evan Cheng
84f06f0ee6 Enable cross register class coalescing. 
llvm-svn: 76281
 2009-07-18 02:10:10 +00:00