46     : entries_(nullptr), capacity_(0), size_(0), zone_(zone) {}  in ValueNumberingReducer()
58     DCHECK(capacity_ == 0);  in Reduce()
60     capacity_ = kInitialCapacity;  in Reduce()
68   DCHECK(size_ < capacity_);  in Reduce()
69   DCHECK(size_ * kCapacityToSizeRatio < capacity_);  in Reduce()
71   const size_t mask = capacity_ - 1;  in Reduce()
72   size_t dead = capacity_;  in Reduce()
77       if (dead != capacity_) {  in Reduce()
86         if (size_ * kCapacityToSizeRatio >= capacity_) Grow();  in Reduce()
88       DCHECK(size_ * kCapacityToSizeRatio < capacity_);  in Reduce()
136   size_t const old_capacity = capacity_;  in Grow()
137   capacity_ *= kCapacityToSizeRatio;  in Grow()
138   entries_ = zone()->NewArray<Node*>(capacity_);  in Grow()
139   memset(entries_, 0, sizeof(*entries_) * capacity_);  in Grow()
141   size_t const mask = capacity_ - 1;  in Grow()