32   static int FirstValueIndex(const Node* node) { return 0; }  in FirstValueIndex()
33   static int FirstContextIndex(Node* node) { return PastValueIndex(node); }  in FirstContextIndex()
34   static int FirstFrameStateIndex(Node* node) { return PastContextIndex(node); }  in FirstFrameStateIndex()
35   static int FirstEffectIndex(Node* node) { return PastFrameStateIndex(node); }  in FirstEffectIndex()
36   static int FirstControlIndex(Node* node) { return PastEffectIndex(node); }  in FirstControlIndex()
38   static int PastValueIndex(Node* node) {  in PastValueIndex()
42   static int PastContextIndex(Node* node) {  in PastContextIndex()
47   static int PastFrameStateIndex(Node* node) {  in PastFrameStateIndex()
52   static int PastEffectIndex(Node* node) {  in PastEffectIndex()
56   static int PastControlIndex(Node* node) {  in PastControlIndex()
63   static Node* GetValueInput(Node* node, int index) {  in GetValueInput()
69   static const Node* GetValueInput(const Node* node, int index) {  in GetValueInput()
75   static Node* GetContextInput(Node* node) {  in GetContextInput()
80   static Node* GetFrameStateInput(Node* node) {  in GetFrameStateInput()
109   static bool IsCommon(Node* node) {  in IsCommon()
112   static bool IsControl(Node* node) {  in IsControl()
115   static bool IsConstant(Node* node) {  in IsConstant()
118   static bool IsPhi(Node* node) {  in IsPhi()
133   static bool IsValueIdentity(Node* node, Node** out_value) {  in IsValueIdentity()
258   static bool IsTyped(const Node* node) { return !node->type().IsInvalid(); }  in IsTyped()
259   static Type GetType(const Node* node) {  in GetType()
264   static void SetType(Node* node, Type type) {  in SetType()
268   static void RemoveType(Node* node) { node->set_type(Type::Invalid()); }  in RemoveType()