48     HBasicBlock* block, BitVector* live) {  in ZapEnvironmentSlotsInSuccessors()  argument
55     if (live_in_successor->Equals(*live)) continue;  in ZapEnvironmentSlotsInSuccessors()
56     for (int i = 0; i < live->length(); ++i) {  in ZapEnvironmentSlotsInSuccessors()
57       if (!live->Contains(i)) continue;  in ZapEnvironmentSlotsInSuccessors()
85     BitVector* live) {  in UpdateLivenessAtBlockEnd()  argument
87   live->Clear();  in UpdateLivenessAtBlockEnd()
89     live->Union(*live_at_block_start_[it.Current()->block_id()]);  in UpdateLivenessAtBlockEnd()
96     BitVector* live) {  in UpdateLivenessAtInstruction()  argument
101       if (!live->Contains(index)) {  in UpdateLivenessAtInstruction()
110         live->Add(index);  in UpdateLivenessAtInstruction()
113         live->Remove(index);  in UpdateLivenessAtInstruction()
124       live->Clear();  in UpdateLivenessAtInstruction()
140       live->Clear();  in UpdateLivenessAtInstruction()
143         live->Union(*live_at_block_start_[return_id]);  in UpdateLivenessAtInstruction()
165   BitVector live(maximum_environment_size_, zone());  in Run()  local
179       UpdateLivenessAtBlockEnd(block, &live);  in Run()
183         UpdateLivenessAtInstruction(instr, &live);  in Run()
192       if (live_at_block_start_[block_id]->UnionIsChanged(live)) {  in Run()
211     UpdateLivenessAtBlockEnd(block, &live);  in Run()
212     ZapEnvironmentSlotsInSuccessors(block, &live);  in Run()