28   static int FirstValueIndex(Node* node) { return 0; }  in FirstValueIndex()
29   static int FirstContextIndex(Node* node) { return PastValueIndex(node); }  in FirstContextIndex()
30   static int FirstFrameStateIndex(Node* node) { return PastContextIndex(node); }  in FirstFrameStateIndex()
31   static int FirstEffectIndex(Node* node) { return PastFrameStateIndex(node); }  in FirstEffectIndex()
32   static int FirstControlIndex(Node* node) { return PastEffectIndex(node); }  in FirstControlIndex()
63   static bool IsCommon(Node* node) {  in IsCommon()
66   static bool IsControl(Node* node) {  in IsControl()
69   static bool IsConstant(Node* node) {  in IsConstant()
72   static bool IsPhi(Node* node) {  in IsPhi()
138   static bool IsTyped(Node* node) { return node->type() != nullptr; }  in IsTyped()
139   static Type* GetType(Node* node) {  in GetType()
144   static void SetType(Node* node, Type* type) {  in SetType()
148   static void RemoveType(Node* node) { node->set_type(nullptr); }  in RemoveType()