[PATCH] D120773: [AArch64] Shifts cost 1

[Dave Green via Phabricator via llvm-commits]

dmgreen created this revision.
dmgreen added reviewers: sdesmalen, jaykang10, samtebbs, fhahn.
Herald added subscribers: hiraditya, kristof.beyls.
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dmgreen requested review of this revision.
Herald added a project: LLVM.

The costs of shifts was 2 as opposed to 1, as the nodes are marked custom. Fix this like the others and mark the nodes as cheap.


https://reviews.llvm.org/D120773

Files:
  llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
  llvm/test/Analysis/CostModel/AArch64/arith-overflow.ll
  llvm/test/Analysis/CostModel/AArch64/arith.ll
  llvm/test/Analysis/CostModel/AArch64/div.ll
  llvm/test/Analysis/CostModel/AArch64/div_cte.ll
  llvm/test/Transforms/SLPVectorizer/AArch64/gather-cost.ll

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