diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPURegBankCombiner.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPURegBankCombiner.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegBankCombiner.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegBankCombiner.cpp index 0df6f4d45b06..bd8e568213b7 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPURegBankCombiner.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPURegBankCombiner.cpp @@ -153,7 +153,10 @@ bool AMDGPURegBankCombinerHelper::matchIntMinMaxToMed3( if (!isVgprRegBank(Dst)) return false; - if (MRI.getType(Dst).isVector()) + // med3 for i16 is only available on gfx9+, and not available for v2i16. + LLT Ty = MRI.getType(Dst); + if ((Ty != LLT::scalar(16) || !Subtarget.hasMed3_16()) && + Ty != LLT::scalar(32)) return false; MinMaxMedOpc OpcodeTriple = getMinMaxPair(MI.getOpcode()); |