[llvm-commits] [llvm] r48680 - in /llvm/trunk: lib/Transforms/Scalar/GVN.cpp test/Transforms/GVN/form-memset.ll

[Duncan Sands]

Hi Chris,

> implement an initial hack at a straight-line store -> memset optimization.
> This fires dozens of times across spec and multisource, but I don't know
> if it actually speeds stuff up.  Hopefully the testers will show something
> nice :)

in llvm-gcc, small memset's are turned into stores.  Is this going to turn
the stores back into a memset?

Ciao,

Duncan.