[PATCH] D57013: [CostModel][X86] Add ICMP Predicate specific costs

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon created this revision.
RKSimon added reviewers: craig.topper, lebedev.ri, spatel, nikic, ABataev.

First step towards PR40376, this patch adds support for getCmpSelInstrCost to use the (optional) Instruction CmpInst predicate to indicate the type of integer comparison we're performing and alter the costs accordingly.


Repository:
  rL LLVM

https://reviews.llvm.org/D57013

Files:
  lib/Target/X86/X86TargetTransformInfo.cpp
  test/Analysis/CostModel/X86/icmp.ll

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