231       BI.FirstInstr = *UseI;  in calcLiveBlockInfo()
232       assert(BI.FirstInstr >= Start);  in calcLiveBlockInfo()
244         assert(LVI->start == BI.FirstInstr && "First instr should be a def");  in calcLiveBlockInfo()
245         BI.FirstDef = BI.FirstInstr;  in calcLiveBlockInfo()
271           BI.FirstInstr = BI.FirstDef = LVI->start;  in calcLiveBlockInfo()
1588   if (LIS.getInstructionFromIndex(BI.FirstInstr)->isCopyLike())  in shouldSplitSingleBlock()
1591   return isOriginalEndpoint(BI.FirstInstr);  in shouldSplitSingleBlock()
1597   SlotIndex SegStart = enterIntvBefore(std::min(BI.FirstInstr,  in splitSingleBlock()
1729                     << Stop << "), uses " << BI.FirstInstr << '-'  in splitRegInBlock()
1822                     << Stop << "), uses " << BI.FirstInstr << '-'  in splitRegOutBlock()
1833   if (!BI.LiveIn && (!EnterAfter || EnterAfter <= BI.FirstInstr)) {  in splitRegOutBlock()
1841     useIntv(BI.FirstInstr, Stop);  in splitRegOutBlock()
1845   if (!EnterAfter || EnterAfter < BI.FirstInstr.getBaseIndex()) {  in splitRegOutBlock()
1853     SlotIndex Idx = enterIntvBefore(std::min(LSP, BI.FirstInstr));  in splitRegOutBlock()
1874   SlotIndex From = enterIntvBefore(std::min(Idx, BI.FirstInstr));  in splitRegOutBlock()
1880      << "uses " << FirstInstr << " to " << LastInstr << ", "  in print()