Fix a coalescer bug wrt how dead copy interval is shortened.
authorEvan Cheng <evan.cheng@apple.com>
Wed, 5 Mar 2008 22:09:42 +0000 (22:09 +0000)
committerEvan Cheng <evan.cheng@apple.com>
Wed, 5 Mar 2008 22:09:42 +0000 (22:09 +0000)
commitecb2a8b9bc727308a0ccfbd92c87b7533c68aab8
tree4314f6810c9b690c54dd12139bffae6b5c113344
parentc5eb380b60689c0993e07025872a9038be967b40
Fix a coalescer bug wrt how dead copy interval is shortened.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47966 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SimpleRegisterCoalescing.cpp
lib/CodeGen/SimpleRegisterCoalescing.h
test/CodeGen/PowerPC/2008-03-05-RegScavengerAssert.ll [new file with mode: 0644]