[PATCH] D67281: [AArch64][SimplifyCFG] Add additional cost for instructions in mergeConditionalStoreToAddress

[Pavel Kosov via Phabricator via llvm-commits]

kpdev42 updated this revision to Diff 219564.
kpdev42 added a comment.

Rework patch. Allow merge store but bring additional check to `FoldTwoEntryPHINode`: before hoisting all instructions from IfBlock0 and IfBlock1 to DomBlock we check number of instructions in this DomBlock.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67281/new/

https://reviews.llvm.org/D67281

Files:
  llvm/include/llvm/Analysis/TargetTransformInfo.h
  llvm/lib/Analysis/TargetTransformInfo.cpp
  llvm/lib/Transforms/Utils/SimplifyCFG.cpp
  llvm/test/Transforms/SimplifyCFG/AArch64/check-instr-cost-for-folding.ll

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