diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp index 877c3ac..8ca9a97 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp @@ -7068,6 +7068,17 @@ void AMDGPUInstructionSelector::renderRoundMode(MachineInstrBuilder &MIB, MIB.addImm((MI.getOperand(OpIdx).getImm() + 3) % 4); } +void AMDGPUInstructionSelector::renderPrefetchLoc(MachineInstrBuilder &MIB, + const MachineInstr &MI, + int OpIdx) const { + uint32_t V = MI.getOperand(2).getImm(); + V = (AMDGPU::CPol::SCOPE_MASK - (V & AMDGPU::CPol::SCOPE_MASK)) + << AMDGPU::CPol::SCOPE_SHIFT; + if (!Subtarget->hasSafeCUPrefetch()) + V = std::max(V, (uint32_t)AMDGPU::CPol::SCOPE_SE); // CU scope is unsafe + MIB.addImm(V); +} + /// Convert from 2-bit value to enum values used for op_sel* source modifiers. void AMDGPUInstructionSelector::renderScaledMAIIntrinsicOperand( MachineInstrBuilder &MIB, const MachineInstr &MI, int OpIdx) const { |