479 virtual uint ideal_reg() const { return Op_RegP; }
480 virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM; }
481 };
482
483 //------------------------------CastP2XNode-------------------------------------
484 // Used in both 32-bit and 64-bit land.
485 // Used for card-marks and unsafe pointer math.
486 class CastP2XNode : public Node {
487 public:
488 CastP2XNode( Node *ctrl, Node *n ) : Node(ctrl, n) {}
489 virtual int Opcode() const;
490 virtual const Type *Value( PhaseTransform *phase ) const;
491 virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
492 virtual Node *Identity( PhaseTransform *phase );
493 virtual uint ideal_reg() const { return Op_RegX; }
494 virtual const Type *bottom_type() const { return TypeX_X; }
495 // Return false to keep node from moving away from an associated card mark.
496 virtual bool depends_only_on_test() const { return false; }
497 };
498
499 //------------------------------MemMoveNode------------------------------------
500 // Memory to memory move. Inserted very late, after allocation.
501 class MemMoveNode : public Node {
502 public:
503 MemMoveNode( Node *dst, Node *src ) : Node(0,dst,src) {}
504 virtual int Opcode() const;
505 };
506
507 //------------------------------ThreadLocalNode--------------------------------
508 // Ideal Node which returns the base of ThreadLocalStorage.
509 class ThreadLocalNode : public Node {
510 public:
511 ThreadLocalNode( ) : Node((Node*)Compile::current()->root()) {}
512 virtual int Opcode() const;
513 virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM;}
514 virtual uint ideal_reg() const { return Op_RegP; }
515 };
516
517 //------------------------------LoadReturnPCNode-------------------------------
518 class LoadReturnPCNode: public Node {
519 public:
520 LoadReturnPCNode(Node *c) : Node(c) { }
521 virtual int Opcode() const;
522 virtual uint ideal_reg() const { return Op_RegP; }
523 };
524
525
526 //-----------------------------RoundFloatNode----------------------------------
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479 virtual uint ideal_reg() const { return Op_RegP; }
480 virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM; }
481 };
482
483 //------------------------------CastP2XNode-------------------------------------
484 // Used in both 32-bit and 64-bit land.
485 // Used for card-marks and unsafe pointer math.
486 class CastP2XNode : public Node {
487 public:
488 CastP2XNode( Node *ctrl, Node *n ) : Node(ctrl, n) {}
489 virtual int Opcode() const;
490 virtual const Type *Value( PhaseTransform *phase ) const;
491 virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
492 virtual Node *Identity( PhaseTransform *phase );
493 virtual uint ideal_reg() const { return Op_RegX; }
494 virtual const Type *bottom_type() const { return TypeX_X; }
495 // Return false to keep node from moving away from an associated card mark.
496 virtual bool depends_only_on_test() const { return false; }
497 };
498
499 //------------------------------ThreadLocalNode--------------------------------
500 // Ideal Node which returns the base of ThreadLocalStorage.
501 class ThreadLocalNode : public Node {
502 public:
503 ThreadLocalNode( ) : Node((Node*)Compile::current()->root()) {}
504 virtual int Opcode() const;
505 virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM;}
506 virtual uint ideal_reg() const { return Op_RegP; }
507 };
508
509 //------------------------------LoadReturnPCNode-------------------------------
510 class LoadReturnPCNode: public Node {
511 public:
512 LoadReturnPCNode(Node *c) : Node(c) { }
513 virtual int Opcode() const;
514 virtual uint ideal_reg() const { return Op_RegP; }
515 };
516
517
518 //-----------------------------RoundFloatNode----------------------------------
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