26     MachineOperand *OpToFold;  member
38     UseMI(MI), OpToFold(nullptr), ShrinkOpcode(ShrinkOp), UseOpNo(OpNo),  in FoldCandidate()
47       OpToFold = FoldOp;  in FoldCandidate()
87   void foldOperand(MachineOperand &OpToFold,
95   bool foldInstOperand(MachineInstr &MI, MachineOperand &OpToFold) const;
154                               const MachineOperand &OpToFold) {  in frameIndexMayFold()  argument
155   if (!OpToFold.isFI())  in frameIndexMayFold()
293     Old.ChangeToGA(Fold.OpToFold->getGlobal(), Fold.OpToFold->getOffset(),  in updateOperand()
294                    Fold.OpToFold->getTargetFlags());  in updateOperand()
303   MachineOperand *New = Fold.OpToFold;  in updateOperand()
333                              MachineOperand *OpToFold,  in tryAddToFoldList()  argument
335   if (!TII->isOperandLegal(*MI, OpNo, OpToFold)) {  in tryAddToFoldList()
343       bool FoldAsMAD = tryAddToFoldList(FoldList, MI, OpNo, OpToFold, TII);  in tryAddToFoldList()
352     if (OpToFold->isImm()) {  in tryAddToFoldList()
360         appendFoldCandidate(FoldList, MI, OpNo, OpToFold);  in tryAddToFoldList()
399     if (!TII->isOperandLegal(*MI, CommuteOpNo, OpToFold)) {  in tryAddToFoldList()
403           (OpToFold->isImm() || OpToFold->isFI() || OpToFold->isGlobal())) {  in tryAddToFoldList()
420         appendFoldCandidate(FoldList, MI, CommuteOpNo, OpToFold, true, Op32);  in tryAddToFoldList()
428     appendFoldCandidate(FoldList, MI, CommuteOpNo, OpToFold, true);  in tryAddToFoldList()
440     if (TII->isLiteralConstantLike(*OpToFold, OpInfo)) {  in tryAddToFoldList()
442           !TII->isInlineConstant(*OpToFold, OpInfo)) {  in tryAddToFoldList()
455   appendFoldCandidate(FoldList, MI, OpNo, OpToFold);  in tryAddToFoldList()
518                            const MachineOperand &OpToFold,  in tryToFoldACImm()  argument
534   if (OpToFold.isImm() && TII->isInlineConstant(OpToFold, OpTy) &&  in tryToFoldACImm()
535       TII->isOperandLegal(*UseMI, UseOpIdx, &OpToFold)) {  in tryToFoldACImm()
536     UseMI->getOperand(UseOpIdx).ChangeToImmediate(OpToFold.getImm());  in tryToFoldACImm()
540   if (!OpToFold.isReg())  in tryToFoldACImm()
543   Register UseReg = OpToFold.getReg();  in tryToFoldACImm()
592   MachineOperand &OpToFold,  in foldOperand()  argument
603   if (UseOp.isReg() && OpToFold.isReg()) {  in foldOperand()
625       foldOperand(OpToFold, RSUseMI, RSUseMI->getOperandNo(&RSUse), FoldList,  in foldOperand()
632   if (tryToFoldACImm(TII, OpToFold, UseMI, UseOpIdx, FoldList))  in foldOperand()
635   if (frameIndexMayFold(TII, *UseMI, UseOpIdx, OpToFold)) {  in foldOperand()
654     UseMI->getOperand(UseOpIdx).ChangeToFrameIndex(OpToFold.getIndex());  in foldOperand()
669       OpToFold.isImm() || OpToFold.isFI() || OpToFold.isGlobal();  in foldOperand()
698           foldOperand(*F.OpToFold, F.UseMI, F.UseOpNo, FoldList, CopiesToReplace);  in foldOperand()
703           TII->isInlineConstant(OpToFold, AMDGPU::OPERAND_REG_INLINE_C_INT32)) {  in foldOperand()
705         UseMI->getOperand(1).ChangeToImmediate(OpToFold.getImm());  in foldOperand()
728     if (UseMI->isCopy() && OpToFold.isReg() &&  in foldOperand()
731       LLVM_DEBUG(dbgs() << "Folding " << OpToFold << "\n into " << *UseMI);  in foldOperand()
733       Register UseReg = OpToFold.getReg();  in foldOperand()
735       UseMI->getOperand(1).setSubReg(OpToFold.getSubReg());  in foldOperand()
738       OpToFold.setIsKill(false);  in foldOperand()
846                                        *OpToFold.getParent(),  in foldOperand()
852         if (OpToFold.isImm())  in foldOperand()
853           UseMI->getOperand(1).ChangeToImmediate(OpToFold.getImm());  in foldOperand()
855           UseMI->getOperand(1).ChangeToFrameIndex(OpToFold.getIndex());  in foldOperand()
860       if (OpToFold.isReg() && TRI->isSGPRReg(*MRI, OpToFold.getReg())) {  in foldOperand()
863                                        *OpToFold.getParent(),  in foldOperand()
872         UseMI->getOperand(1).setReg(OpToFold.getReg());  in foldOperand()
873         UseMI->getOperand(1).setSubReg(OpToFold.getSubReg());  in foldOperand()
891     if (OpToFold.isReg() && ST->needsAlignedVGPRs()) {  in foldOperand()
894           TRI->getRegClassForReg(*MRI, OpToFold.getReg());  in foldOperand()
895       if (TRI->hasVectorRegisters(RC) && OpToFold.getSubReg()) {  in foldOperand()
896         unsigned SubReg = OpToFold.getSubReg();  in foldOperand()
907     tryAddToFoldList(FoldList, UseMI, UseOpIdx, &OpToFold, TII);  in foldOperand()
916   const MCInstrDesc &FoldDesc = OpToFold.getParent()->getDesc();  in foldOperand()
928     APInt Imm(64, OpToFold.getImm());  in foldOperand()
943   tryAddToFoldList(FoldList, UseMI, UseOpIdx, &OpToFold, TII);  in foldOperand()
1219                                      MachineOperand &OpToFold) const {  in foldInstOperand()
1228   if (OpToFold.isImm()) {  in foldInstOperand()
1251     foldOperand(OpToFold, UseMI, UseMI->getOperandNo(U), FoldList,  in foldInstOperand()
1264     assert(!Fold.isReg() || Fold.OpToFold);  in foldInstOperand()
1265     if (Fold.isReg() && Fold.OpToFold->getReg().isVirtual()) {  in foldInstOperand()
1266       Register Reg = Fold.OpToFold->getReg();  in foldInstOperand()
1267       MachineInstr *DefMI = Fold.OpToFold->getParent();  in foldInstOperand()
1275         assert(Fold.OpToFold && Fold.OpToFold->isReg());  in foldInstOperand()
1279         MRI->clearKillFlags(Fold.OpToFold->getReg());  in foldInstOperand()
1770       MachineOperand &OpToFold = MI.getOperand(1);  in runOnMachineFunction()  local
1772           OpToFold.isImm() || OpToFold.isFI() || OpToFold.isGlobal();  in runOnMachineFunction()
1775       if (!FoldingImm && !OpToFold.isReg())  in runOnMachineFunction()
1778       if (OpToFold.isReg() && !OpToFold.getReg().isVirtual())  in runOnMachineFunction()
1790       Changed |= foldInstOperand(MI, OpToFold);  in runOnMachineFunction()