diff options
Diffstat (limited to 'llvm/lib/Target/R600/AMDGPU.td')
| -rw-r--r-- | llvm/lib/Target/R600/AMDGPU.td | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/lib/Target/R600/AMDGPU.td b/llvm/lib/Target/R600/AMDGPU.td index 89992c202ea..6a23d361eb8 100644 --- a/llvm/lib/Target/R600/AMDGPU.td +++ b/llvm/lib/Target/R600/AMDGPU.td @@ -42,6 +42,20 @@ def FeatureFP64 : SubtargetFeature<"fp64", "true", "Enable double precision operations">; +def FeatureFP64Denormals : SubtargetFeature<"fp64-denormals", + "FP64Denormals", + "true", + "Enable double precision denormal handling", + [FeatureFP64]>; + +// Some instructions do not support denormals despite this flag. Using +// fp32 denormals also causes instructions to run at the double +// precision rate for the device. +def FeatureFP32Denormals : SubtargetFeature<"fp32-denormals", + "FP32Denormals", + "true", + "Enable single precision denormal handling">; + def Feature64BitPtr : SubtargetFeature<"64BitPtr", "Is64bit", "true", |
