409 static bool MustSaveLR(const MachineFunction &MF, unsigned LR) {  in MustSaveLR()  function
453       !MustSaveLR(MF, LR) &&  in determineFrameLayout()
740   bool MustSaveLR = FI->mustSaveLR();  in emitPrologue()  local
777   assert((isPPC64 || !isSVR4ABI || !(!FrameSize && (MustSaveLR || HasFP))) &&  in emitPrologue()
838   if (MustSaveCR && SingleScratchReg && MustSaveLR) {  in emitPrologue()
859   if (MustSaveLR)  in emitPrologue()
863       !(SingleScratchReg && MustSaveLR)) { // will only occur for PPC64  in emitPrologue()
901   if (MustSaveLR)  in emitPrologue()
909       !(SingleScratchReg && MustSaveLR)) // will only occur for PPC64  in emitPrologue()
1026     if (MustSaveLR) {  in emitPrologue()
1122   bool MustSaveLR = FI->mustSaveLR();  in emitEpilogue()  local
1260   if (MustSaveCR && SingleScratchReg && MustSaveLR) {  in emitEpilogue()
1269   if (MustSaveLR)  in emitEpilogue()
1275       !(SingleScratchReg && MustSaveLR)) // will only occur for PPC64  in emitEpilogue()
1298       !(SingleScratchReg && MustSaveLR)) // will only occur for PPC64  in emitEpilogue()
1303   if (MustSaveLR)  in emitEpilogue()
1388   FI->setMustSaveLR(MustSaveLR(MF, LR));  in determineCalleeSaves()