Removing all incr-op nodes.

runtime/vm/ast.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_AST_H_
 #define VM_AST_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/growable_array.h"
 #include "vm/scopes.h"
 #include "vm/object.h"
 #include "vm/native_entry.h"
 #include "vm/token.h"
 
 namespace dart {
 
 #define NODE_LIST(V)                                                           \
   V(ReturnNode, "return")                                                      \
   V(LiteralNode, "literal")                                                    \
   V(TypeNode, "type")                                                          \
   V(AssignableNode, "assignable")                                              \
   V(BinaryOpNode, "binop")                                                     \
   V(StringConcatNode, "concat")                                                \
   V(ComparisonNode, "compare")                                                 \
   V(UnaryOpNode, "unaryop")                                                    \
-  V(IncrOpInstanceFieldNode, "incr instance field")                            \
-  V(IncrOpIndexedNode, "incr indexed")                                         \
   V(ConditionalExprNode, "?:")                                                 \
   V(IfNode, "if")                                                              \
   V(SwitchNode, "switch")                                                      \
   V(CaseNode, "case")                                                          \
   V(WhileNode, "while")                                                        \
   V(DoWhileNode, "dowhile")                                                    \
   V(ForNode, "for")                                                            \
   V(JumpNode, "jump")                                                          \
   V(ArgumentListNode, "args")                                                  \
   V(ArrayNode, "array")                                                        \
@@ skipping 108 matching lines @@
   // parsing as the assignment context was not known yet at that time.
   virtual AstNode* MakeAssignmentNode(AstNode* rhs) {
     return NULL;  // By default all nodes are not assignable.
   }
 
   // Return NULL if 'unary_op_kind' can't be applied.
   virtual AstNode* ApplyUnaryOp(Token::Kind unary_op_kind) {
     return NULL;
   }
 
-  // Creates a an IncrOpXXXNode that corresponds to this node type, e.g.,
-  // LoadLocalNode creates the appropriate IncrOpLocalNode
-  virtual AstNode* MakeIncrOpNode(intptr_t token_index,
-                                  Token::Kind kind,
-                                  bool is_prefix) {
-    return NULL;
-  }
-
   // Analyzes an expression to determine whether it is a compile time
   // constant or not. Returns NULL if the expression is not a compile time
   // constant. Otherwise, the return value is an approximation of the
   // actual value of the const expression. The type of the returned value
   // corresponds to the type of the const expression and is either
   // Number, Integer, String, Bool, or anything else (not a subtype of
   // the former).
   virtual const Instance* EvalConstExpr() const { return NULL; }
 
  protected:
@@ skipping 479 matching lines @@
  private:
   const Token::Kind kind_;
   AstNode* operand_;
 
   bool IsKindValid() const;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(UnaryOpNode);
 };
 
 
-class IncrOpInstanceFieldNode : public AstNode {
- public:
-  IncrOpInstanceFieldNode(intptr_t token_index,
-                          Token::Kind kind,
-                          bool prefix,
-                          AstNode* receiver,
-                          const String& field_name)
-      : AstNode(token_index),
-        kind_(kind),
-        prefix_(prefix),
-        receiver_(receiver),
-        field_name_(field_name),
-        operator_id_(AstNode::GetNextId()),
-        setter_id_(AstNode::GetNextId()),
-        operator_ic_data_(ICData::ZoneHandle()),
-        setter_ic_data_(ICData::ZoneHandle()) {
-    ASSERT(receiver_ != NULL);
-    ASSERT(field_name_.IsZoneHandle());
-    ASSERT(kind_ == Token::kINCR || kind_ == Token::kDECR);
-  }
-
-  Token::Kind kind() const { return kind_; }
-  bool prefix() const { return prefix_; }
-  AstNode* receiver() const { return receiver_; }
-  const String& field_name() const { return field_name_; }
-
-  intptr_t getter_id() const { return id(); }
-  intptr_t operator_id() const { return operator_id_; }
-  intptr_t setter_id() const { return setter_id_; }
-
-  virtual bool HasId(intptr_t value) const {
-    return (getter_id() == value) ||
-           (operator_id() == value) ||
-           (setter_id() == value);
-  }
-
-  virtual void SetIcDataAtId(intptr_t node_id, const ICData& value) {
-    ASSERT(HasId(node_id));
-    if (node_id == getter_id()) {
-      set_ic_data(value);
-    } else if (node_id == operator_id()) {
-      operator_ic_data_ = value.raw();
-    } else {
-      ASSERT(node_id == setter_id());
-      setter_ic_data_ = value.raw();
-    }
-  }
-
-  virtual const ICData& ICDataAtId(intptr_t node_id) const {
-    ASSERT(HasId(node_id));
-    if (node_id == getter_id()) {
-      return ic_data();
-    } else if (node_id == operator_id()) {
-      return operator_ic_data_;
-    } else {
-      ASSERT(node_id == setter_id());
-      return setter_ic_data_;
-    }
-  }
-
-  virtual void VisitChildren(AstNodeVisitor* visitor) const {
-    receiver()->Visit(visitor);
-  }
-
-  virtual const char* Name() const;
-
-  DECLARE_COMMON_NODE_FUNCTIONS(IncrOpInstanceFieldNode);
-
- private:
-  const Token::Kind kind_;
-  const bool prefix_;
-  AstNode* receiver_;
-  const String& field_name_;
-  const intptr_t operator_id_;
-  const intptr_t setter_id_;
-  ICData& operator_ic_data_;
-  ICData& setter_ic_data_;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(IncrOpInstanceFieldNode);
-};
-
-
-class IncrOpIndexedNode : public AstNode {
- public:
-  IncrOpIndexedNode(intptr_t token_index,
-                    Token::Kind kind,
-                    bool prefix,
-                    AstNode* array,
-                    AstNode* index)
-      : AstNode(token_index),
-        kind_(kind),
-        prefix_(prefix),
-        array_(array),
-        index_(index),
-        operator_id_(AstNode::GetNextId()),
-        store_id_(AstNode::GetNextId()),
-        operator_ic_data_(ICData::ZoneHandle()),
-        store_ic_data_(ICData::ZoneHandle()) {
-    ASSERT(kind_ == Token::kINCR || kind_ == Token::kDECR);
-    ASSERT(array_ != NULL);
-    ASSERT(index_ != NULL);
-  }
-
-  Token::Kind kind() const { return kind_; }
-  bool prefix() const { return prefix_; }
-  AstNode* array() const { return array_; }
-  AstNode* index() const { return index_; }
-
-  intptr_t load_id() const { return id(); }
-  intptr_t operator_id() const { return operator_id_; }
-  intptr_t store_id() const { return store_id_; }
-
-  virtual bool HasId(intptr_t value) const {
-    return (load_id() == value) ||
-           (operator_id() == value) ||
-           (store_id() == value);
-  }
-
-  virtual const ICData& ICDataAtId(intptr_t node_id) const {
-    ASSERT(HasId(node_id));
-    if (node_id == load_id()) {
-      return ic_data();
-    } else if (node_id == operator_id()) {
-      return operator_ic_data_;
-    } else {
-      ASSERT(node_id == store_id());
-      return store_ic_data_;
-    }
-  }
-
-  virtual void SetIcDataAtId(intptr_t node_id, const ICData& value) {
-    ASSERT(HasId(node_id));
-    if (node_id == load_id()) {
-      set_ic_data(value);
-    } else if (node_id == operator_id()) {
-      operator_ic_data_ = value.raw();
-    } else {
-      ASSERT(node_id == store_id());
-      store_ic_data_ = value.raw();
-    }
-  }
-
-  virtual void VisitChildren(AstNodeVisitor* visitor) const {
-    array()->Visit(visitor);
-    index()->Visit(visitor);
-  }
-
-  virtual const char* Name() const;
-
-  DECLARE_COMMON_NODE_FUNCTIONS(IncrOpIndexedNode);
-
- private:
-  const Token::Kind kind_;
-  const bool prefix_;
-  AstNode* array_;
-  AstNode* index_;
-  const intptr_t operator_id_;
-  const intptr_t store_id_;
-  ICData& operator_ic_data_;
-  ICData& store_ic_data_;
-};
-
-
 class ConditionalExprNode : public AstNode {
  public:
   ConditionalExprNode(intptr_t token_index,
                       AstNode* condition,
                       AstNode* true_expr,
                       AstNode* false_expr)
       : AstNode(token_index),
         condition_(condition),
         true_expr_(true_expr),
         false_expr_(false_expr) {
@@ skipping 310 matching lines @@
   bool HasPseudo() const { return pseudo_ != NULL; }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const {
     if (HasPseudo()) {
       pseudo()->Visit(visitor);
     }
   }
 
   virtual AstNode* MakeAssignmentNode(AstNode* rhs);
 
-  virtual AstNode* MakeIncrOpNode(intptr_t token_index,
-                                  Token::Kind kind,
-                                  bool is_prefix);
-
   DECLARE_COMMON_NODE_FUNCTIONS(LoadLocalNode);
 
  private:
   const LocalVariable& local_;
   AstNode* pseudo_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(LoadLocalNode);
 };
 
 
@@ skipping 92 matching lines @@
       : AstNode(token_index), field_(field) {
     ASSERT(field.IsZoneHandle());
   }
 
   const Field& field() const { return field_; }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const { }
 
   virtual AstNode* MakeAssignmentNode(AstNode* rhs);
 
-  virtual AstNode* MakeIncrOpNode(intptr_t token_index,
-                                  Token::Kind kind,
-                                  bool is_prefix);
-
   virtual const Instance* EvalConstExpr() const {
     ASSERT(field_.is_static());
     return field_.is_final() ? &Instance::ZoneHandle(field_.value()) : NULL;
   }
 
   DECLARE_COMMON_NODE_FUNCTIONS(LoadStaticFieldNode);
 
  private:
   const Field& field_;
 
@@ skipping 37 matching lines @@
   AstNode* array() const { return array_; }
   AstNode* index_expr() const { return index_expr_; }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const {
     array()->Visit(visitor);
     index_expr()->Visit(visitor);
   }
 
   virtual AstNode* MakeAssignmentNode(AstNode* rhs);
 
-  virtual AstNode* MakeIncrOpNode(intptr_t token_index,
-                                  Token::Kind kind,
-                                  bool is_prefix);
-
   DECLARE_COMMON_NODE_FUNCTIONS(LoadIndexedNode);
 
  private:
   AstNode* array_;
   AstNode* index_expr_;
   DISALLOW_IMPLICIT_CONSTRUCTORS(LoadIndexedNode);
 };
 
 
 class StoreIndexedNode : public AstNode {
@@ skipping 77 matching lines @@
 
   AstNode* receiver() const { return receiver_; }
   const String& field_name() const { return field_name_; }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const {
     receiver()->Visit(visitor);
   }
 
   virtual AstNode* MakeAssignmentNode(AstNode* rhs);
 
-  virtual AstNode* MakeIncrOpNode(intptr_t token_index,
-                                  Token::Kind kind,
-                                  bool is_prefix);
-
   DECLARE_COMMON_NODE_FUNCTIONS(InstanceGetterNode);
 
  private:
   AstNode* receiver_;
   const String& field_name_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(InstanceGetterNode);
 };
 
 
@@ skipping 46 matching lines @@
     ASSERT(field_name_.IsSymbol());
   }
 
   const Class& cls() const { return cls_; }
   const String& field_name() const { return field_name_; }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const { }
 
   virtual AstNode* MakeAssignmentNode(AstNode* rhs);
 
-  virtual AstNode* MakeIncrOpNode(intptr_t token_index,
-                                  Token::Kind kind,
-                                  bool is_prefix);
-
   virtual const Instance* EvalConstExpr() const;
 
   DECLARE_COMMON_NODE_FUNCTIONS(StaticGetterNode);
 
  private:
   const Class& cls_;
   const String& field_name_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(StaticGetterNode);
 };
@@ skipping 338 matching lines @@
   const LocalVariable& context_var_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(InlinedFinallyNode);
 };
 
 }  // namespace dart
 
 #undef DECLARE_COMMON_NODE_FUNCTIONS
 
 #endif  // VM_AST_H_