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2 Commits

Author SHA1 Message Date
Chris Lattner
29e641761e teach SROA to handle promoting vector allocas with a memset into them into 
a vector type instead of into an integer type.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66368 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-03-08 04:17:04 +00:00
Chris Lattner
c570487d45 Enhance SROA to "promote to scalar" allocas which are 
memcpy/memmove'd into or out of.  This fixes a serious
perf issue that Nate ran into.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66366 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-03-08 04:04:21 +00:00