diff options
Diffstat (limited to 'llvm/lib/Target/R600/AMDGPU.td')
| -rw-r--r-- | llvm/lib/Target/R600/AMDGPU.td | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/llvm/lib/Target/R600/AMDGPU.td b/llvm/lib/Target/R600/AMDGPU.td index 36c41560915..c4e5efc8d6e 100644 --- a/llvm/lib/Target/R600/AMDGPU.td +++ b/llvm/lib/Target/R600/AMDGPU.td @@ -72,6 +72,16 @@ class SubtargetFeatureFetchLimit <string Value> : def FeatureFetchLimit8 : SubtargetFeatureFetchLimit <"8">; def FeatureFetchLimit16 : SubtargetFeatureFetchLimit <"16">; +class SubtargetFeatureWavefrontSize <int Value> : SubtargetFeature< + "wavefrontsize"#Value, + "WavefrontSize", + !cast<string>(Value), + "The number of threads per wavefront">; + +def FeatureWavefrontSize16 : SubtargetFeatureWavefrontSize<16>; +def FeatureWavefrontSize32 : SubtargetFeatureWavefrontSize<32>; +def FeatureWavefrontSize64 : SubtargetFeatureWavefrontSize<64>; + class SubtargetFeatureGeneration <string Value, list<SubtargetFeature> Implies> : SubtargetFeature <Value, "Gen", "AMDGPUSubtarget::"#Value, @@ -87,7 +97,7 @@ def FeatureEvergreen : SubtargetFeatureGeneration<"EVERGREEN", [FeatureFetchLimit16]>; def FeatureNorthernIslands : SubtargetFeatureGeneration<"NORTHERN_ISLANDS", - [FeatureFetchLimit16]>; + [FeatureFetchLimit16, FeatureWavefrontSize64]>; def FeatureSouthernIslands : SubtargetFeatureGeneration<"SOUTHERN_ISLANDS", [Feature64BitPtr, FeatureFP64]>; |
