Jakob Stoklund Olesen ea5ebfed15 Delete dead code after rematerializing. ...

LiveRangeEdit::eliminateDeadDefs() will eventually be used by coalescing,
splitting, and spilling for dead code elimination. It can delete chains of dead
instructions as long as there are no dependency loops.

llvm-svn: 127287

2011-03-08 22:46:11 +00:00

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