[llvm-commits] [llvm] r42864 - in /llvm/trunk: lib/Transforms/Scalar/InstructionCombining.cpp test/Transforms/InstCombine/2007-10-10-EliminateMemCpy.ll
Devang Patel
dpatel at apple.com
Thu Oct 11 16:59:26 PDT 2007
On Oct 11, 2007, at 3:26 PM, Dan Gohman wrote:
> Oops, looking at this a little more, isn't the Size operand always in
> straight bytes, and MTy always i8, just because of how llvm.memcpy is
> declared?
yes. nice catch!
> Also, this code can be used for memmove as well as memcpy; since the
> load
> grabs the entire source before anything is stored, overlap cases
> would work
> correctly.
yes
-
Devang
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