Jakob Stoklund Olesen 45230239e4 Replace a big gob of old coalescer logic with the new CoalescerPair class. ...

CoalescerPair can determine if a copy can be coalesced, and which register gets
merged away. The old logic in SimpleRegisterCoalescing had evolved into
something a bit too convoluted.

This second attempt fixes some crashes that only occurred Linux.

llvm-svn: 106769

2010-06-24 18:15:01 +00:00

79 KiB

Raw Blame History

View Raw