[PATCH] D13447: [AArch64]Fix bug in DAG combine for ADDV

[Jun Bum Lim via llvm-commits]

junbuml created this revision.
junbuml added reviewers: jmolloy, mcrosier, chatur01.
junbuml added a subscriber: llvm-commits.
Herald added subscribers: rengolin, aemerson.


Added more constraint when checking the number of vector elements during DAG combine for across vector reductions.

This fix PR25056.

http://reviews.llvm.org/D13447

Files:
  lib/Target/AArch64/AArch64ISelLowering.cpp
  test/CodeGen/AArch64/aarch64-addv.ll
  test/CodeGen/AArch64/aarch64-minmaxv.ll

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