- bool isInArgFI(int FI) const {
- return FI <= InArgFIRange.first && FI >= InArgFIRange.second;
- }
- void setLastInArgFI(int FI) { InArgFIRange.second = FI; }
-
- bool isOutArgFI(int FI) const {
- return FI <= OutArgFIRange.first && FI >= OutArgFIRange.second;
- }
- void extendOutArgFIRange(int FirstFI, int LastFI) {
- if (!OutArgFIRange.second)
- // this must be the first time this function was called.
- OutArgFIRange.first = FirstFI;
- OutArgFIRange.second = LastFI;
- }
-
- bool isGlobalRegFI(int FI) const {
- return GlobalRegFI && (FI == GlobalRegFI);
- }
-
- int getGlobalRegFI() const {
- return GlobalRegFI;
- }
-
- int initGlobalRegFI() {
- const TargetMachine &TM = MF.getTarget();
- unsigned RegSize = TM.getSubtarget<MipsSubtarget>().isABI_N64() ? 8 : 4;
- int64_t StackAlignment = TM.getFrameLowering()->getStackAlignment();
- uint64_t Offset = RoundUpToAlignment(MaxCallFrameSize, StackAlignment);
-
- GlobalRegFI = MF.getFrameInfo()->CreateFixedObject(RegSize, Offset, true);
- return GlobalRegFI;
- }
-
- // The first call to this function creates a frame object for dynamically
- // allocated stack area.
- int getDynAllocFI() const {
- if (!DynAllocFI)
- DynAllocFI = MF.getFrameInfo()->CreateFixedObject(4, 0, true);
-
- return DynAllocFI;
- }
- bool isDynAllocFI(int FI) const { return DynAllocFI && DynAllocFI == FI; }
-