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comparison src/share/vm/opto/machnode.hpp @ 3842:c7b60b601eb4

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7069452: Cleanup NodeFlags Summary: Remove flags which duplicate information in Node::NodeClasses. Reviewed-by: never
author kvn
date Wed, 27 Jul 2011 17:28:36 -0700
parents 3d42f82cd811
children 95134e034042
comparison
equal deleted inserted replaced
3841:0f34fdee809e 3842:c7b60b601eb4
273 virtual void negate(); 273 virtual void negate();
274 274
275 // Apply peephole rule(s) to this instruction 275 // Apply peephole rule(s) to this instruction
276 virtual MachNode *peephole( Block *block, int block_index, PhaseRegAlloc *ra_, int &deleted, Compile* C ); 276 virtual MachNode *peephole( Block *block, int block_index, PhaseRegAlloc *ra_, int &deleted, Compile* C );
277 277
278 // Check for PC-Relative addressing
279 bool is_pc_relative() const { return (flags() & Flag_is_pc_relative) != 0; }
280
281 // Top-level ideal Opcode matched 278 // Top-level ideal Opcode matched
282 virtual int ideal_Opcode() const { return Op_Node; } 279 virtual int ideal_Opcode() const { return Op_Node; }
283 280
284 // Set the branch inside jump MachNodes. Error for non-branch Nodes. 281 // Set the branch inside jump MachNodes. Error for non-branch Nodes.
285 virtual void label_set( Label* label, uint block_num ); 282 virtual void label_set( Label* label, uint block_num );
523 class MachNullCheckNode : public MachIdealNode { 520 class MachNullCheckNode : public MachIdealNode {
524 public: 521 public:
525 const uint _vidx; // Index of memop being tested 522 const uint _vidx; // Index of memop being tested
526 MachNullCheckNode( Node *ctrl, Node *memop, uint vidx ) : MachIdealNode(), _vidx(vidx) { 523 MachNullCheckNode( Node *ctrl, Node *memop, uint vidx ) : MachIdealNode(), _vidx(vidx) {
527 init_class_id(Class_MachNullCheck); 524 init_class_id(Class_MachNullCheck);
528 init_flags(Flag_is_Branch | Flag_is_pc_relative); 525 init_flags(Flag_is_Branch);
529 add_req(ctrl); 526 add_req(ctrl);
530 add_req(memop); 527 add_req(memop);
531 } 528 }
532 529
533 virtual void emit(CodeBuffer &cbuf, PhaseRegAlloc *ra_) const; 530 virtual void emit(CodeBuffer &cbuf, PhaseRegAlloc *ra_) const;
552 // of the Matcher process, but the Matcher is ill suited to issues involving 549 // of the Matcher process, but the Matcher is ill suited to issues involving
553 // frame handling, so frame handling is all done in the Ideal world with 550 // frame handling, so frame handling is all done in the Ideal world with
554 // occasional callbacks to the machine model for important info. 551 // occasional callbacks to the machine model for important info.
555 class MachProjNode : public ProjNode { 552 class MachProjNode : public ProjNode {
556 public: 553 public:
557 MachProjNode( Node *multi, uint con, const RegMask &out, uint ideal_reg ) : ProjNode(multi,con), _rout(out), _ideal_reg(ideal_reg) {} 554 MachProjNode( Node *multi, uint con, const RegMask &out, uint ideal_reg ) : ProjNode(multi,con), _rout(out), _ideal_reg(ideal_reg) {
555 init_class_id(Class_MachProj);
556 }
558 RegMask _rout; 557 RegMask _rout;
559 const uint _ideal_reg; 558 const uint _ideal_reg;
560 enum projType { 559 enum projType {
561 unmatched_proj = 0, // Projs for Control, I/O, memory not matched 560 unmatched_proj = 0, // Projs for Control, I/O, memory not matched
562 fat_proj = 999 // Projs killing many regs, defined by _rout 561 fat_proj = 999 // Projs killing many regs, defined by _rout
587 #ifndef PRODUCT 586 #ifndef PRODUCT
588 virtual void dump_spec(outputStream *st) const; 587 virtual void dump_spec(outputStream *st) const;
589 #endif 588 #endif
590 }; 589 };
591 590
591 //------------------------------MachGotoNode-----------------------------------
592 // Machine-specific versions of GotoNodes
593 class MachGotoNode : public MachNode {
594 public:
595 MachGotoNode() : MachNode() {
596 init_class_id(Class_MachGoto);
597 }
598 };
599
592 //------------------------------MachFastLockNode------------------------------------- 600 //------------------------------MachFastLockNode-------------------------------------
593 // Machine-specific versions of FastLockNodes 601 // Machine-specific versions of FastLockNodes
594 class MachFastLockNode : public MachNode { 602 class MachFastLockNode : public MachNode {
595 virtual uint size_of() const { return sizeof(*this); } // Size is bigger 603 virtual uint size_of() const { return sizeof(*this); } // Size is bigger
596 public: 604 public:
629 OopMap* oop_map() const { return _oop_map; } 637 OopMap* oop_map() const { return _oop_map; }
630 void set_oop_map(OopMap* om) { _oop_map = om; } 638 void set_oop_map(OopMap* om) { _oop_map = om; }
631 639
632 MachSafePointNode() : MachReturnNode(), _oop_map(NULL), _jvms(NULL), _jvmadj(0) { 640 MachSafePointNode() : MachReturnNode(), _oop_map(NULL), _jvms(NULL), _jvmadj(0) {
633 init_class_id(Class_MachSafePoint); 641 init_class_id(Class_MachSafePoint);
634 init_flags(Flag_is_safepoint_node);
635 } 642 }
636 643
637 virtual JVMState* jvms() const { return _jvms; } 644 virtual JVMState* jvms() const { return _jvms; }
638 void set_jvms(JVMState* s) { 645 void set_jvms(JVMState* s) {
639 _jvms = s; 646 _jvms = s;
640 } 647 }
641 bool is_safepoint_node() const { return (flags() & Flag_is_safepoint_node) != 0; }
642 virtual const Type *bottom_type() const; 648 virtual const Type *bottom_type() const;
643 649
644 virtual const RegMask &in_RegMask(uint) const; 650 virtual const RegMask &in_RegMask(uint) const;
645 651
646 // Functionality from old debug nodes 652 // Functionality from old debug nodes
700 void set_cnt(float c) { _cnt = c; } 706 void set_cnt(float c) { _cnt = c; }
701 void set_argsize(int s) { _argsize = s; } 707 void set_argsize(int s) { _argsize = s; }
702 708
703 MachCallNode() : MachSafePointNode() { 709 MachCallNode() : MachSafePointNode() {
704 init_class_id(Class_MachCall); 710 init_class_id(Class_MachCall);
705 init_flags(Flag_is_Call);
706 } 711 }
707 712
708 virtual const Type *bottom_type() const; 713 virtual const Type *bottom_type() const;
709 virtual bool pinned() const { return false; } 714 virtual bool pinned() const { return false; }
710 virtual const Type *Value( PhaseTransform *phase ) const; 715 virtual const Type *Value( PhaseTransform *phase ) const;