3 Commits

Author SHA1 Message Date
Andrew Trick
cc32efd592 Test case trial and error. Not sure the proper way to check MBB names.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139900 91177308-0d34-0410-b5e6-96231b3b80d8
2011-09-16 03:57:19 +00:00
Andrew Trick
17bd2c5d68 Reduced a stronger test case for coalescer bug PR10920.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139898 91177308-0d34-0410-b5e6-96231b3b80d8
2011-09-16 03:46:49 +00:00
Andrew Trick
b1afbac64b [regcoalescing] bug fix for RegistersDefinedFromSameValue.
An improper SlotIndex->VNInfo lookup was leading to unsafe copy removal.
Fixes PR10920 401.bzip2 miscompile with no IV rewrite.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139765 91177308-0d34-0410-b5e6-96231b3b80d8
2011-09-15 01:09:33 +00:00