Target/AMDGPU/SIFrameLowering.cpp

97   MachineFrameInfo &MFI = MF->getFrameInfo();
99   int64_t Offset = MFI.getObjectOffset(FI);
103       MFI.getObjectAlignment(FI));
145   MachineFrameInfo &MFI = MF->getFrameInfo();
146   int64_t Offset = MFI.getObjectOffset(FI);
150       MFI.getObjectAlignment(FI));
192   const SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
210       MFI->getPreloadedReg(AMDGPUFunctionArgInfo::FLAT_SCRATCH_INIT);
219   unsigned ScratchWaveOffsetReg = MFI->getScratchWaveOffsetReg();
273   SIMachineFunctionInfo *MFI,
278   unsigned ScratchRsrcReg = MFI->getScratchRSrcReg();
298   unsigned NumPreloaded = (MFI->getNumPreloadedSGPRs() + 3) / 4;
309       MFI->setScratchRSrcReg(Reg);
321     SIMachineFunctionInfo *MFI, MachineFunction &MF) const {
323   unsigned ScratchWaveOffsetReg = MFI->getScratchWaveOffsetReg();
325   assert(MFI->isEntryFunction());
336   unsigned NumPreloaded = MFI->getNumPreloadedSGPRs();
375         if (MFI->getScratchWaveOffsetReg() == MFI->getStackPtrOffsetReg()) {
377           MFI->setStackPtrOffsetReg(Reg);
380         MFI->setScratchWaveOffsetReg(Reg);
381         MFI->setFrameOffsetReg(Reg);
396   SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
419   if (MFI->hasFlatScratchInit())
423     = getReservedPrivateSegmentBufferReg(ST, TII, TRI, MFI, MF);
428       getReservedPrivateSegmentWaveByteOffsetReg(ST, TII, TRI, MFI, MF);
431   Register PreloadedScratchWaveOffsetReg = MFI->getPreloadedReg(
436     PreloadedPrivateBufferReg = MFI->getPreloadedReg(
493   unsigned SPReg = MFI->getStackPtrOffsetReg();
511     emitEntryFunctionScratchSetup(ST, MF, MBB, MFI, I,
523         .addReg(MFI->getScratchWaveOffsetReg());
526         .addReg(MFI->getScratchWaveOffsetReg())
534       MachineFunction &MF, MachineBasicBlock &MBB, SIMachineFunctionInfo *MFI,
552     if (MFI->getGITPtrHigh() != 0xffffffff) {
554         .addImm(MFI->getGITPtrHigh())
611     if (MFI->hasImplicitBufferPtr()) {
618           .addReg(MFI->getImplicitBufferPtrUserSGPR())
630           .addReg(MFI->getImplicitBufferPtrUserSGPR())
637         MF.getRegInfo().addLiveIn(MFI->getImplicitBufferPtrUserSGPR());
638         MBB.addLiveIn(MFI->getImplicitBufferPtrUserSGPR());
684   const MachineFrameInfo &MFI = MF.getFrameInfo();
698   uint32_t NumBytes = MFI.getStackSize();
754     assert(!MFI.isDeadObjectIndex(FI) &&
755            MFI.getStackID(FI) == TargetStackID::SGPRSpill);
771     const unsigned Alignment = MFI.getMaxAlignment();
835   const MachineFrameInfo &MFI = MF.getFrameInfo();
836   uint32_t NumBytes = MFI.getStackSize();
838     NumBytes + MFI.getMaxAlignment() : NumBytes;
911 static bool allStackObjectsAreDead(const MachineFrameInfo &MFI) {
912   for (int I = MFI.getObjectIndexBegin(), E = MFI.getObjectIndexEnd();
914     if (!MFI.isDeadObjectIndex(I))
922 static bool allSGPRSpillsAreDead(const MachineFrameInfo &MFI,
924   for (int I = MFI.getObjectIndexBegin(), E = MFI.getObjectIndexEnd();
926     if (!MFI.isDeadObjectIndex(I) &&
927         MFI.getStackID(I) == TargetStackID::SGPRSpill &&
948   MachineFrameInfo &MFI = MF.getFrameInfo();
954   FuncInfo->removeDeadFrameIndices(MFI);
955   assert(allSGPRSpillsAreDead(MFI, None) &&
961   if (!allStackObjectsAreDead(MFI)) {
965       int ScavengeFI = MFI.CreateFixedObject(
969       int ScavengeFI = MFI.CreateStackObject(
983   SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
984   if (MFI->isEntryFunction())
1008   for (auto SSpill : MFI->getSGPRSpillVGPRs())
1015   if (MFI->haveFreeLanesForSGPRSpill(MF, 1)) {
1021     if (!MFI->allocateSGPRSpillToVGPR(MF, NewFI))
1024     MFI->FramePointerSaveIndex = NewFI;
1027       auto Spill = MFI->getSGPRToVGPRSpills(NewFI).front();
1033   MFI->SGPRForFPSaveRestoreCopy = findUnusedSGPRNonCalleeSaved(MF.getRegInfo());
1035   if (!MFI->SGPRForFPSaveRestoreCopy) {
1040     if (!MFI->allocateSGPRSpillToVGPR(MF, NewFI))
1042     MFI->FramePointerSaveIndex = NewFI;
1045       auto Spill = MFI->getSGPRToVGPRSpills(NewFI).front();
1050                printReg(MFI->SGPRForFPSaveRestoreCopy, TRI) << '\n');
1058   const SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
1059   if (MFI->isEntryFunction())
1066   SavedRegs.reset(MFI->getStackPtrOffsetReg());
1111     const SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
1112     unsigned SPReg = MFI->getStackPtrOffsetReg();
1126   const MachineFrameInfo &MFI = MF.getFrameInfo();
1127   if (MFI.hasCalls()) {
1133     if (MFI.getStackSize() != 0)
1142   return MFI.hasVarSizedObjects() || MFI.isFrameAddressTaken() ||
1143     MFI.hasStackMap() || MFI.hasPatchPoint() ||