[PATCH] D35335: [AMDGPU] fcaninicalize optimization for GFX9+

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec updated this revision to Diff 106476.
rampitec marked 2 inline comments as done.
rampitec retitled this revision from "[AMDGPU] fcaninicalize min/max optimization for GFX9+" to "[AMDGPU] fcaninicalize optimization for GFX9+".
rampitec edited the summary of this revision.
rampitec added a comment.

Added general optimization for the case if denorms are supported for the VT (so we do not need to flush) and the value is a known never NaN.


https://reviews.llvm.org/D35335

Files:
  lib/Target/AMDGPU/AMDGPUSubtarget.h
  lib/Target/AMDGPU/SIISelLowering.cpp
  test/CodeGen/AMDGPU/fcanonicalize-elimination.ll

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