37     int index, HSimulate* simulate) {  in ZapEnvironmentSlot()  argument
38   int operand_index = simulate->ToOperandIndex(index);  in ZapEnvironmentSlot()
40     simulate->AddAssignedValue(index, graph()->GetConstantOptimizedOut());  in ZapEnvironmentSlot()
42     simulate->SetOperandAt(operand_index, graph()->GetConstantOptimizedOut());  in ZapEnvironmentSlot()
62       HSimulate* simulate = first_simulate_.at(successor_id);  in ZapEnvironmentSlotsInSuccessors()  local
63       if (simulate == NULL) continue;  in ZapEnvironmentSlotsInSuccessors()
64       DCHECK(VerifyClosures(simulate->closure(),  in ZapEnvironmentSlotsInSuccessors()
66       ZapEnvironmentSlot(i, simulate);  in ZapEnvironmentSlotsInSuccessors()
75   HSimulate* simulate = marker->next_simulate();  in ZapEnvironmentSlotsForInstruction()  local
76   if (simulate != NULL) {  in ZapEnvironmentSlotsForInstruction()
77     DCHECK(VerifyClosures(simulate->closure(), marker->closure()));  in ZapEnvironmentSlotsForInstruction()
78     ZapEnvironmentSlot(marker->index(), simulate);  in ZapEnvironmentSlotsForInstruction()