242     void setUndefOnPrunedSubRegUses(LiveInterval &LI, Register Reg,
263     bool isHighCostLiveInterval(LiveInterval &LI);
273     void mergeSubRangeInto(LiveInterval &LI, const LiveRange &ToMerge,
290     bool hasOtherReachingDefs(LiveInterval &IntA, LiveInterval &IntB,
328     void addUndefFlag(const LiveInterval &Int, SlotIndex UseIdx,
354     void shrinkToUses(LiveInterval *LI,  in shrinkToUses()
360         SmallVector<LiveInterval*, 8> SplitLIs;  in shrinkToUses()
630   LiveInterval &IntA =  in adjustCopiesBackFrom()
632   LiveInterval &IntB =  in adjustCopiesBackFrom()
652   LiveInterval::iterator BS = IntB.FindSegmentContaining(CopyIdx);  in adjustCopiesBackFrom()
663   LiveInterval::iterator AS = IntA.FindSegmentContaining(CopyUseIdx);  in adjustCopiesBackFrom()
676   LiveInterval::iterator ValS =  in adjustCopiesBackFrom()
704   IntB.addSegment(LiveInterval::Segment(FillerStart, FillerEnd, BValNo));  in adjustCopiesBackFrom()
711   for (LiveInterval::SubRange &S : IntB.subranges()) {  in adjustCopiesBackFrom()
714     LiveInterval::iterator SS = S.FindSegmentContaining(CopyIdx);  in adjustCopiesBackFrom()
726     S.addSegment(LiveInterval::Segment(FillerStart, FillerEnd, SubBValNo));  in adjustCopiesBackFrom()
747     for (LiveInterval::SubRange &S : IntA.subranges()) {  in adjustCopiesBackFrom()
748       LiveInterval::iterator SS = S.FindSegmentContaining(CopyUseIdx);  in adjustCopiesBackFrom()
762 bool RegisterCoalescer::hasOtherReachingDefs(LiveInterval &IntA,  in hasOtherReachingDefs()
763                                              LiveInterval &IntB,  in hasOtherReachingDefs()
773     LiveInterval::iterator BI = llvm::upper_bound(IntB, ASeg.start);  in hasOtherReachingDefs()
818   LiveInterval &IntA =  in removeCopyByCommutingDef()
820   LiveInterval &IntB =  in removeCopyByCommutingDef()
896     LiveInterval::iterator US = IntA.FindSegmentContaining(UseIdx);  in removeCopyByCommutingDef()
947     LiveInterval::iterator US = IntA.FindSegmentContaining(UseIdx);  in removeCopyByCommutingDef()
974     for (LiveInterval::SubRange &S : IntB.subranges()) {  in removeCopyByCommutingDef()
1001     for (LiveInterval::SubRange &SA : IntA.subranges()) {  in removeCopyByCommutingDef()
1016            &ShrinkB](LiveInterval::SubRange &SR) {  in removeCopyByCommutingDef()
1030     for (LiveInterval::SubRange &SB : IntB.subranges()) {  in removeCopyByCommutingDef()
1113   LiveInterval &IntA =  in removePartialRedundancy()
1115   LiveInterval &IntB =  in removePartialRedundancy()
1204     for (LiveInterval::SubRange &SR : IntB.subranges())  in removePartialRedundancy()
1233   for (LiveInterval::SubRange &SR : IntB.subranges()) {  in removePartialRedundancy()
1293   LiveInterval &SrcInt = LIS->getInterval(SrcReg);  in reMaterializeTrivialDef()
1436     LiveInterval &DstInt = LIS->getInterval(DstReg);  in reMaterializeTrivialDef()
1437     for (LiveInterval::SubRange &SR : DstInt.subranges()) {  in reMaterializeTrivialDef()
1470       for (LiveInterval::SubRange &SR : DstInt.subranges()) {  in reMaterializeTrivialDef()
1476         LiveInterval::SubRange *SR = DstInt.createSubRange(Alloc, MaxMask);  in reMaterializeTrivialDef()
1497       for (LiveInterval::SubRange &SR : DstInt.subranges()) {  in reMaterializeTrivialDef()
1625   const LiveInterval &SrcLI = LIS->getInterval(SrcReg);  in eliminateUndefCopy()
1629     for (const LiveInterval::SubRange &SR : SrcLI.subranges()) {  in eliminateUndefCopy()
1640   LiveInterval &DstLI = LIS->getInterval(DstReg);  in eliminateUndefCopy()
1668     for (LiveInterval::SubRange &SR : DstLI.subranges()) {  in eliminateUndefCopy()
1690       for (const LiveInterval::SubRange &SR : DstLI.subranges()) {  in eliminateUndefCopy()
1719 void RegisterCoalescer::addUndefFlag(const LiveInterval &Int, SlotIndex UseIdx,  in addUndefFlag()
1725   for (const LiveInterval::SubRange &S : Int.subranges()) {  in addUndefFlag()
1748   LiveInterval *DstInt = DstIsPhys ? nullptr : &LIS->getInterval(DstReg);  in updateRegDefsUses()
1845   LiveInterval &JoinVInt = LIS->getInterval(CP.getSrcReg());  in canJoinPhys()
1868 void RegisterCoalescer::setUndefOnPrunedSubRegUses(LiveInterval &LI,  in setUndefOnPrunedSubRegUses()
1880     for (LiveInterval::SubRange &S : LI.subranges()) {  in setUndefOnPrunedSubRegUses()
1948     LiveInterval &LI = LIS->getInterval(CP.getSrcReg());  in joinCopy()
1962       for (LiveInterval::SubRange &S : LI.subranges()) {  in joinCopy()
2053           LiveInterval &DstLI = LIS->getInterval(DstReg);  in joinCopy()
2099     LiveInterval &LI = LIS->getInterval(CP.getDstReg());  in joinCopy()
2100     for (LiveInterval::SubRange &S : LI.subranges()) {  in joinCopy()
2117     LiveInterval &LI = LIS->getInterval(CP.getDstReg());  in joinCopy()
2148   LiveInterval &RHS = LIS->getInterval(SrcReg);  in joinReservedPhysReg()
2530   void pruneSubRegValues(LiveInterval &LI, LaneBitmask &ShrinkMask);
2539   void pruneMainSegments(LiveInterval &LI, bool &ShrinkMainRange);
2547                    LiveInterval *LI = nullptr);
2591     const LiveInterval &LI = LIS->getInterval(SrcReg);  in followCopyChain()
2601       for (const LiveInterval::SubRange &S : LI.subranges()) {  in followCopyChain()
2883     for (LiveInterval::SubRange &OtherSR : OtherLI.subranges()) {  in analyzeValue()
2988   LiveInterval::iterator OtherI = Other.LR.find(VNI->def);  in taintExtent()
3225 void JoinVals::pruneSubRegValues(LiveInterval &LI, LaneBitmask &ShrinkMask) {  in pruneSubRegValues()
3245     for (LiveInterval::SubRange &S : LI.subranges()) {  in pruneSubRegValues()
3295 static bool isDefInSubRange(LiveInterval &LI, SlotIndex Def) {  in isDefInSubRange()
3296   for (LiveInterval::SubRange &SR : LI.subranges()) {  in isDefInSubRange()
3304 void JoinVals::pruneMainSegments(LiveInterval &LI, bool &ShrinkMainRange) {  in pruneMainSegments()
3332                            LiveInterval *LI) {  in eraseInstrs()
3374         for (LiveInterval::SubRange &SR : LI->subranges()) {  in eraseInstrs()
3488 void RegisterCoalescer::mergeSubRangeInto(LiveInterval &LI,  in mergeSubRangeInto()
3496       [this, &Allocator, &ToMerge, &CP](LiveInterval::SubRange &SR) {  in mergeSubRangeInto()
3508 bool RegisterCoalescer::isHighCostLiveInterval(LiveInterval &LI) {  in isHighCostLiveInterval()
3521   LiveInterval &RHS = LIS->getInterval(CP.getSrcReg());  in joinVirtRegs()
3522   LiveInterval &LHS = LIS->getInterval(CP.getDstReg());  in joinVirtRegs()
3558       for (LiveInterval::SubRange &R : LHS.subranges()) {  in joinVirtRegs()
3574       for (LiveInterval::SubRange &R : RHS.subranges()) {  in joinVirtRegs()
3900     LiveInterval &LI = LIS->getInterval(reg);  in lateLiveIntervalUpdate()
3960   const LiveInterval &DstLI = LIS->getInterval(DstReg);  in applyTerminalRule()
4175       LiveInterval &LI = LIS->getInterval(Reg);  in runOnMachineFunction()
4186           for (LiveInterval::SubRange &S : LI.subranges()) {  in runOnMachineFunction()