540   bool HasRedZone = Subtarget.isPPC64() || !Subtarget.isSVR4ABI();  in twoUniqueScratchRegsRequired()  local
543   return ((IsLargeFrame || !HasRedZone) && HasBP && MaxAlign > 1) ||  in twoUniqueScratchRegsRequired()
643   bool HasRedZone = isPPC64 || !isSVR4ABI;  in emitPrologue()  local
801   if (HasRedZone) {  in emitPrologue()
827     assert(HasRedZone && "A red zone is always available on PPC64");  in emitPrologue()
841   if (HasBP && HasRedZone) {  in emitPrologue()
867     if (!HasRedZone) {  in emitPrologue()
939   if (!HasRedZone) {  in emitPrologue()
1513   bool HasRedZone = Subtarget.isPPC64() || !Subtarget.isSVR4ABI();  in emitEpilogue()  local
1652       if (!HasRedZone)  in emitEpilogue()
1669       if (HasRedZone) {  in emitEpilogue()
1686       if (!HasRedZone) {  in emitEpilogue()
1709     assert(HasRedZone && "Expecting red zone");  in emitEpilogue()
1740     if (HasRedZone || RBReg == SPReg)  in emitEpilogue()
1763     assert(!HasRedZone && "This should not happen with red zone");  in emitEpilogue()