< prev index next >
src/share/vm/opto/mulnode.hpp
Print this page
*** 45,63 ****
init_class_id(Class_Mul);
}
// Handle algebraic identities here. If we have an identity, return the Node
// we are equivalent to. We look for "add of zero" as an identity.
! virtual Node *Identity( PhaseTransform *phase );
// We also canonicalize the Node, moving constants to the right input,
// and flatten expressions (so that 1+x+2 becomes x+3).
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
// Compute a new Type for this node. Basically we just do the pre-check,
// then call the virtual add() to set the type.
! virtual const Type *Value( PhaseTransform *phase ) const;
// Supplied function returns the product of the inputs.
// This also type-checks the inputs for sanity. Guaranteed never to
// be passed a TOP or BOTTOM type, these are filtered out by a pre-check.
// This call recognizes the multiplicative zero type.
--- 45,63 ----
init_class_id(Class_Mul);
}
// Handle algebraic identities here. If we have an identity, return the Node
// we are equivalent to. We look for "add of zero" as an identity.
! virtual Node* Identity(PhaseGVN* phase);
// We also canonicalize the Node, moving constants to the right input,
// and flatten expressions (so that 1+x+2 becomes x+3).
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
// Compute a new Type for this node. Basically we just do the pre-check,
// then call the virtual add() to set the type.
! virtual const Type* Value(PhaseGVN* phase) const;
// Supplied function returns the product of the inputs.
// This also type-checks the inputs for sanity. Guaranteed never to
// be passed a TOP or BOTTOM type, these are filtered out by a pre-check.
// This call recognizes the multiplicative zero type.
*** 144,154 ****
// Upper 64 bits of a 64 bit by 64 bit multiply
class MulHiLNode : public Node {
public:
MulHiLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
//------------------------------AndINode---------------------------------------
--- 144,154 ----
// Upper 64 bits of a 64 bit by 64 bit multiply
class MulHiLNode : public Node {
public:
MulHiLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
//------------------------------AndINode---------------------------------------
*** 157,167 ****
class AndINode : public MulINode {
public:
AndINode( Node *in1, Node *in2 ) : MulINode(in1,in2) {}
virtual int Opcode() const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node *Identity( PhaseTransform *phase );
virtual const Type *mul_ring( const Type *, const Type * ) const;
const Type *mul_id() const { return TypeInt::MINUS_1; }
const Type *add_id() const { return TypeInt::ZERO; }
int add_opcode() const { return Op_OrI; }
int mul_opcode() const { return Op_AndI; }
--- 157,167 ----
class AndINode : public MulINode {
public:
AndINode( Node *in1, Node *in2 ) : MulINode(in1,in2) {}
virtual int Opcode() const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node* Identity(PhaseGVN* phase);
virtual const Type *mul_ring( const Type *, const Type * ) const;
const Type *mul_id() const { return TypeInt::MINUS_1; }
const Type *add_id() const { return TypeInt::ZERO; }
int add_opcode() const { return Op_OrI; }
int mul_opcode() const { return Op_AndI; }
*** 174,184 ****
class AndLNode : public MulLNode {
public:
AndLNode( Node *in1, Node *in2 ) : MulLNode(in1,in2) {}
virtual int Opcode() const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node *Identity( PhaseTransform *phase );
virtual const Type *mul_ring( const Type *, const Type * ) const;
const Type *mul_id() const { return TypeLong::MINUS_1; }
const Type *add_id() const { return TypeLong::ZERO; }
int add_opcode() const { return Op_OrL; }
int mul_opcode() const { return Op_AndL; }
--- 174,184 ----
class AndLNode : public MulLNode {
public:
AndLNode( Node *in1, Node *in2 ) : MulLNode(in1,in2) {}
virtual int Opcode() const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual Node* Identity(PhaseGVN* phase);
virtual const Type *mul_ring( const Type *, const Type * ) const;
const Type *mul_id() const { return TypeLong::MINUS_1; }
const Type *add_id() const { return TypeLong::ZERO; }
int add_opcode() const { return Op_OrL; }
int mul_opcode() const { return Op_AndL; }
*** 189,239 ****
// Logical shift left
class LShiftINode : public Node {
public:
LShiftINode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node *Identity( PhaseTransform *phase );
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeInt::INT; }
virtual uint ideal_reg() const { return Op_RegI; }
};
//------------------------------LShiftLNode------------------------------------
// Logical shift left
class LShiftLNode : public Node {
public:
LShiftLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node *Identity( PhaseTransform *phase );
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
//------------------------------RShiftINode------------------------------------
// Signed shift right
class RShiftINode : public Node {
public:
RShiftINode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node *Identity( PhaseTransform *phase );
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeInt::INT; }
virtual uint ideal_reg() const { return Op_RegI; }
};
//------------------------------RShiftLNode------------------------------------
// Signed shift right
class RShiftLNode : public Node {
public:
RShiftLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node *Identity( PhaseTransform *phase );
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
--- 189,239 ----
// Logical shift left
class LShiftINode : public Node {
public:
LShiftINode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeInt::INT; }
virtual uint ideal_reg() const { return Op_RegI; }
};
//------------------------------LShiftLNode------------------------------------
// Logical shift left
class LShiftLNode : public Node {
public:
LShiftLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
//------------------------------RShiftINode------------------------------------
// Signed shift right
class RShiftINode : public Node {
public:
RShiftINode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeInt::INT; }
virtual uint ideal_reg() const { return Op_RegI; }
};
//------------------------------RShiftLNode------------------------------------
// Signed shift right
class RShiftLNode : public Node {
public:
RShiftLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node* Identity(PhaseGVN* phase);
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
*** 241,266 ****
// Logical shift right
class URShiftINode : public Node {
public:
URShiftINode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node *Identity( PhaseTransform *phase );
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeInt::INT; }
virtual uint ideal_reg() const { return Op_RegI; }
};
//------------------------------URShiftLNode-----------------------------------
// Logical shift right
class URShiftLNode : public Node {
public:
URShiftLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node *Identity( PhaseTransform *phase );
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type *Value( PhaseTransform *phase ) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
#endif // SHARE_VM_OPTO_MULNODE_HPP
--- 241,266 ----
// Logical shift right
class URShiftINode : public Node {
public:
URShiftINode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeInt::INT; }
virtual uint ideal_reg() const { return Op_RegI; }
};
//------------------------------URShiftLNode-----------------------------------
// Logical shift right
class URShiftLNode : public Node {
public:
URShiftLNode( Node *in1, Node *in2 ) : Node(0,in1,in2) {}
virtual int Opcode() const;
! virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
! virtual const Type* Value(PhaseGVN* phase) const;
const Type *bottom_type() const { return TypeLong::LONG; }
virtual uint ideal_reg() const { return Op_RegL; }
};
#endif // SHARE_VM_OPTO_MULNODE_HPP
< prev index next >