[PATCH] [InstCombineAddSub] Added the transformation - "sub (or A B) (xor A B) -> (and A B)"
Ankur Garg
ankur29.garg at samsung.com
Thu Oct 9 23:12:46 PDT 2014
Hi dexonsmith, majnemer, suyog,
Hi,
The following patch implements the tranformation sub (or A B) (xor A B) -> (and A B). It is similar to the one added in visitAdd()
Z3 Link: http://rise4fun.com/Z3/bNCG
Please help in reviewing it.
Thanks.
Ankur
http://reviews.llvm.org/D5719
Files:
lib/Transforms/InstCombine/InstCombineAddSub.cpp
test/Transforms/InstCombine/sub.ll
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