diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp index b1069d4a319..cf89af68d6f 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp @@ -599,7 +599,7 @@ unsigned GCNSubtarget::getOccupancyWithNumVGPRs(unsigned VGPRs) const { if (VGPRs < Granule) return MaxWaves; unsigned RoundedRegs = ((VGPRs + Granule - 1) / Granule) * Granule; - return std::min(getTotalNumVGPRs() / RoundedRegs, MaxWaves); + return std::min(std::max(getTotalNumVGPRs() / RoundedRegs, 1u), MaxWaves); } unsigned GCNSubtarget::getReservedNumSGPRs(const MachineFunction &MF) const { |
