diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp')
-rw-r--r-- | llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp index a86f720026af..dcb740bbf216 100644 --- a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp +++ b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp @@ -440,6 +440,21 @@ void SIMachineFunctionInfo::removeDeadFrameIndices(MachineFrameInfo &MFI) { } } +int SIMachineFunctionInfo::getScavengeFI(MachineFrameInfo &MFI, + const SIRegisterInfo &TRI) { + if (ScavengeFI) + return *ScavengeFI; + if (isEntryFunction()) { + ScavengeFI = MFI.CreateFixedObject( + TRI.getSpillSize(AMDGPU::SGPR_32RegClass), 0, false); + } else { + ScavengeFI = MFI.CreateStackObject( + TRI.getSpillSize(AMDGPU::SGPR_32RegClass), + TRI.getSpillAlign(AMDGPU::SGPR_32RegClass), false); + } + return *ScavengeFI; +} + MCPhysReg SIMachineFunctionInfo::getNextUserSGPR() const { assert(NumSystemSGPRs == 0 && "System SGPRs must be added after user SGPRs"); return AMDGPU::SGPR0 + NumUserSGPRs; |