[PATCH] D22898: AMDGPU: Fix ffloor for SI

[Matt Arsenault via llvm-commits]

arsenm created this revision.
arsenm added a subscriber: llvm-commits.
Herald added a reviewer: tstellarAMD.
Herald added subscribers: kzhuravl, arsenm.

OpenCL conformance failed with:
 ERROR: floor: 0.500000 ulp error at -0x1.0000000000000p-143 0xb700000000000000): *-0x1.0000000000000p+0 vs. -0x1.fffffffffffffp-1


https://reviews.llvm.org/D22898

Files:
  lib/Target/AMDGPU/AMDGPUISelLowering.cpp
  lib/Target/AMDGPU/AMDGPUISelLowering.h
  lib/Target/AMDGPU/SIISelLowering.h
  lib/Target/AMDGPU/SIInstructions.td
  test/CodeGen/AMDGPU/ffloor.f64.ll
  test/CodeGen/AMDGPU/fract.f64.ll

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