34 constexpr uint16_t GvnDeadCodeElimination::kNPos;  member in art::GvnDeadCodeElimination
53   DCHECK_NE(PrevChange(v_reg), kNPos);  in RemovePrevChange()
102       (vreg_data_[v_reg].change != kNPos)  in AddMIRWithDef()
113         (vreg_data_[v_reg + 1].change != kNPos)  in AddMIRWithDef()
183   if (change == kNPos) {  in InsertInitialValueHigh()
191         if (data->prev_value.change == kNPos) {  in InsertInitialValueHigh()
199         if (data->prev_value_high.change == kNPos) {  in InsertInitialValueHigh()
292       change = kNPos;  in FindKillHead()
294   } while (change != kNPos);  in FindKillHead()
302   uint16_t result = kNPos;  in FindFirstChangeAfter()
304   while (search_change != kNPos && search_change > change) {  in FindFirstChangeAfter()
317     if (next_change == kNPos) {  in ReplaceChange()
335     if (next_change == kNPos) {  in RemoveChange()
563   if (def_change == kNPos) {  in RenameSRegDefOrCreatePhi()
644   DCHECK(move_data->prev_value.change == kNPos || move_data->prev_value.change <= src_change);  in RecordPassKillMoveByRenamingSrcDef()
645   DCHECK(!move_data->wide_def || move_data->prev_value_high.change == kNPos ||  in RecordPassKillMoveByRenamingSrcDef()
695       if (src_change_high != kNPos && (src_change == kNPos || src_change_high < src_change)) {  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
699     if (src_change == kNPos ||  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
702       size_t rename_end = (src_change != kNPos) ? src_change + 1u : vreg_chains_.NumMIRs();  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
722           (d->prev_value.change == kNPos || d->prev_value.change <= check_change) &&  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
724            d->prev_value_high.change == kNPos || d->prev_value_high.change <= check_change)) {  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
740               if (dest_change_high != kNPos &&  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
741                   (dest_change == kNPos || dest_change_high < dest_change)) {  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
745             if (dest_change == kNPos ||  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
768   if (data->prev_value.change != kNPos && data->prev_value.change + 1u >= no_uses_all_since_) {  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
798       data->prev_value_high.change != kNPos &&  in RecordPassTryToKillOverwrittenMoveOrMoveSrc()
836     if (data->prev_value.change == kNPos || data->prev_value.change != change) {  in RecordPassTryToKillLastMIR()
855       DCHECK_NE(high_change, kNPos);  in RecordPassTryToKillLastMIR()
918       return kNPos;  in FindChangesToKill()
982       kill_change != kNPos && kill_change != num_mirs) {  in BackwardPassTryToKillLastMIR()
990       if (kill_head == kNPos) {  in BackwardPassTryToKillLastMIR()
1192       if (src_change != kNPos) {  in RecordMIR()