25   HValue* last_value_;  member in v8::internal::HFieldApproximation
32     copy->last_value_ = this->last_value_;  in Copy()
175         if (other == NULL || !Equal(approx->last_value_, other->last_value_)) {  in Merge()
214     if (approx->last_value_ == NULL) {  in load()
216       approx->last_value_ = instr;  in load()
218     } else if (approx->last_value_->block()->EqualToOrDominates(  in load()
221       return approx->last_value_;  in load()
254     if (Equal(approx->last_value_, value)) {  in store()
259       approx->last_value_ = value;  in store()
341     approx->last_value_ = NULL;  in FindOrCreate()
357         if (!Equal(approx->last_value_, value)) {  in KillFieldInternal()
422         if (a->last_value_ != NULL) PrintF(" v%d", a->last_value_->id());  in Print()