Jakob Stoklund Olesen 6ff1c3f36c Remove the SimpleJoin optimization from SimpleRegisterCoalescing.
Measurements show that it does not speed up coalescing, so there is no reason
the keep the added complexity around.

Also clean out some unused methods and static functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106548 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-22 16:13:57 +00:00
..
2010-06-16 19:39:45 +00:00
2010-06-17 17:43:14 +00:00
2010-06-21 18:37:23 +00:00
2010-06-18 01:49:17 +00:00