[PATCH] D15515: [AArch64] Add DAG combine for extract extend pattern

Geoff Berry via llvm-commits llvm-commits at lists.llvm.org
Fri Dec 18 08:31:14 PST 2015


gberry added a comment.

If I understand correctly, you may be able to just add patterns for the vector_extracts without extends/ands to handle this case (along with the current dagcombine).
I'm not sure this will buy you anything more than just using the original patterns you suggested though.


Repository:
  rL LLVM

http://reviews.llvm.org/D15515





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