[PATCH] D154528: [AMDGPU][GlobalISel] Generate fast fp64-to-fp16 conversions in unsafe mode.

[Ivan Kosarev via Phabricator via llvm-commits]

kosarev updated this revision to Diff 538061.
kosarev added a comment.

Forbid folding legal fp_rounds into non-legal ones.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D154528/new/

https://reviews.llvm.org/D154528

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
  llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.h
  llvm/test/CodeGen/AMDGPU/fptrunc.f16.ll
  llvm/test/CodeGen/AMDGPU/fptrunc.ll

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