[PATCH] D139420: [AArch64] implement GPR (U/S)(MIN/MAX) instruction GISel support

[Ties Stuij via Phabricator via llvm-commits]

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Using GlobalIsel, lower umin, umax, smin, smax intrinsics to corresponding
UMIN, UMAX, SMIN, SMAX instructions when feat CSSC is available.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D139420

Files:
  llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
  llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
  llvm/test/CodeGen/AArch64/min-max.ll

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