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src/share/vm/opto/castnode.hpp
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*** 35,46 ****
public:
ConstraintCastNode (Node *n, const Type *t ): TypeNode(t,2) {
init_class_id(Class_ConstraintCast);
init_req(1, n);
}
! virtual Node *Identity( PhaseTransform *phase );
! virtual const Type *Value( PhaseTransform *phase ) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual int Opcode() const;
virtual uint ideal_reg() const = 0;
};
--- 35,46 ----
public:
ConstraintCastNode (Node *n, const Type *t ): TypeNode(t,2) {
init_class_id(Class_ConstraintCast);
init_req(1, n);
}
! virtual Node* Identity(PhaseGVN* phase);
! virtual const Type* Value(PhaseGVN* phase) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual int Opcode() const;
virtual uint ideal_reg() const = 0;
};
*** 58,69 ****
public:
CastIINode(Node *n, const Type *t, bool carry_dependency = false)
: ConstraintCastNode(n,t), _carry_dependency(carry_dependency) {}
virtual int Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
! virtual Node *Identity( PhaseTransform *phase );
! virtual const Type *Value( PhaseTransform *phase ) const;
#ifndef PRODUCT
virtual void dump_spec(outputStream *st) const;
#endif
};
--- 58,69 ----
public:
CastIINode(Node *n, const Type *t, bool carry_dependency = false)
: ConstraintCastNode(n,t), _carry_dependency(carry_dependency) {}
virtual int Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
! virtual Node* Identity(PhaseGVN* phase);
! virtual const Type* Value(PhaseGVN* phase) const;
#ifndef PRODUCT
virtual void dump_spec(outputStream *st) const;
#endif
};
*** 84,95 ****
init_class_id(Class_CheckCastPP);
init_req(0, c);
init_req(1, n);
}
! virtual Node *Identity( PhaseTransform *phase );
! virtual const Type *Value( PhaseTransform *phase ) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual int Opcode() const;
virtual uint ideal_reg() const { return Op_RegP; }
};
--- 84,95 ----
init_class_id(Class_CheckCastPP);
init_req(0, c);
init_req(1, n);
}
! virtual Node* Identity(PhaseGVN* phase);
! virtual const Type* Value(PhaseGVN* phase) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual int Opcode() const;
virtual uint ideal_reg() const { return Op_RegP; }
};
*** 98,110 ****
// convert a machine-pointer-sized integer to a raw pointer
class CastX2PNode : public Node {
public:
CastX2PNode( Node *n ) : Node(NULL, n) {}
virtual int Opcode() const;
! virtual const Type *Value( PhaseTransform *phase ) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node *Identity( PhaseTransform *phase );
virtual uint ideal_reg() const { return Op_RegP; }
virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM; }
};
//------------------------------CastP2XNode-------------------------------------
--- 98,110 ----
// convert a machine-pointer-sized integer to a raw pointer
class CastX2PNode : public Node {
public:
CastX2PNode( Node *n ) : Node(NULL, n) {}
virtual int Opcode() const;
! virtual const Type* Value(PhaseGVN* phase) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node* Identity(PhaseGVN* phase);
virtual uint ideal_reg() const { return Op_RegP; }
virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM; }
};
//------------------------------CastP2XNode-------------------------------------
*** 112,124 ****
// Used for card-marks and unsafe pointer math.
class CastP2XNode : public Node {
public:
CastP2XNode( Node *ctrl, Node *n ) : Node(ctrl, n) {}
virtual int Opcode() const;
! virtual const Type *Value( PhaseTransform *phase ) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node *Identity( PhaseTransform *phase );
virtual uint ideal_reg() const { return Op_RegX; }
virtual const Type *bottom_type() const { return TypeX_X; }
// Return false to keep node from moving away from an associated card mark.
virtual bool depends_only_on_test() const { return false; }
};
--- 112,124 ----
// Used for card-marks and unsafe pointer math.
class CastP2XNode : public Node {
public:
CastP2XNode( Node *ctrl, Node *n ) : Node(ctrl, n) {}
virtual int Opcode() const;
! virtual const Type* Value(PhaseGVN* phase) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node* Identity(PhaseGVN* phase);
virtual uint ideal_reg() const { return Op_RegX; }
virtual const Type *bottom_type() const { return TypeX_X; }
// Return false to keep node from moving away from an associated card mark.
virtual bool depends_only_on_test() const { return false; }
};
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