[PATCH] D29338: AMDGPU: Basic folds for fmed3 intrinsic

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
Herald added subscribers: tpr, tony-tye, yaxunl, wdng, kzhuravl.

Constant fold, canonicalize constants to RHS,
reduce to minnum/maxnum when inputs are nan/undef.


https://reviews.llvm.org/D29338

Files:
  include/llvm/IR/IRBuilder.h
  include/llvm/IR/PatternMatch.h
  lib/IR/IRBuilder.cpp
  lib/Transforms/InstCombine/InstCombineCalls.cpp
  test/Transforms/InstCombine/amdgcn-intrinsics.ll

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