72 void LiveRegMatrix::assign(LiveInterval &VirtReg, unsigned PhysReg) {  in assign()  argument
73   DEBUG(dbgs() << "assigning " << PrintReg(VirtReg.reg, TRI)  in assign()
75   assert(!VRM->hasPhys(VirtReg.reg) && "Duplicate VirtReg assignment");  in assign()
76   VRM->assignVirt2Phys(VirtReg.reg, PhysReg);  in assign()
80     Matrix[*Units].unify(VirtReg);  in assign()
86 void LiveRegMatrix::unassign(LiveInterval &VirtReg) {  in unassign()  argument
87   unsigned PhysReg = VRM->getPhys(VirtReg.reg);  in unassign()
88   DEBUG(dbgs() << "unassigning " << PrintReg(VirtReg.reg, TRI)  in unassign()
90   VRM->clearVirt(VirtReg.reg);  in unassign()
93     Matrix[*Units].extract(VirtReg);  in unassign()
99 bool LiveRegMatrix::checkRegMaskInterference(LiveInterval &VirtReg,  in checkRegMaskInterference()  argument
104   if (RegMaskVirtReg != VirtReg.reg || RegMaskTag != UserTag) {  in checkRegMaskInterference()
105     RegMaskVirtReg = VirtReg.reg;  in checkRegMaskInterference()
108     LIS->checkRegMaskInterference(VirtReg, RegMaskUsable);  in checkRegMaskInterference()
117 bool LiveRegMatrix::checkRegUnitInterference(LiveInterval &VirtReg,  in checkRegUnitInterference()  argument
119   if (VirtReg.empty())  in checkRegUnitInterference()
121   CoalescerPair CP(VirtReg.reg, PhysReg, *TRI);  in checkRegUnitInterference()
123     if (VirtReg.overlaps(LIS->getRegUnit(*Units), CP, *LIS->getSlotIndexes()))  in checkRegUnitInterference()
128 LiveIntervalUnion::Query &LiveRegMatrix::query(LiveInterval &VirtReg,  in query()  argument
131   Q.init(UserTag, &VirtReg, &Matrix[RegUnit]);  in query()
136 LiveRegMatrix::checkInterference(LiveInterval &VirtReg, unsigned PhysReg) {  in checkInterference()  argument
137   if (VirtReg.empty())  in checkInterference()
141   if (checkRegMaskInterference(VirtReg, PhysReg))  in checkInterference()
145   if (checkRegUnitInterference(VirtReg, PhysReg))  in checkInterference()
150     if (query(VirtReg, *Units).checkInterference())  in checkInterference()