733 #endif
734 };
735
736 //------------------------------MachIfNode-------------------------------------
737 // Machine-specific versions of IfNodes
738 class MachIfNode : public MachBranchNode {
739 virtual uint size_of() const { return sizeof(*this); } // Size is bigger
740 public:
741 float _prob; // Probability branch goes either way
742 float _fcnt; // Frequency counter
743 MachIfNode() : MachBranchNode() {
744 init_class_id(Class_MachIf);
745 }
746 // Negate conditional branches.
747 virtual void negate() = 0;
748 #ifndef PRODUCT
749 virtual void dump_spec(outputStream *st) const;
750 #endif
751 };
752
753 //------------------------------MachGotoNode-----------------------------------
754 // Machine-specific versions of GotoNodes
755 class MachGotoNode : public MachBranchNode {
756 public:
757 MachGotoNode() : MachBranchNode() {
758 init_class_id(Class_MachGoto);
759 }
760 };
761
762 //------------------------------MachFastLockNode-------------------------------------
763 // Machine-specific versions of FastLockNodes
764 class MachFastLockNode : public MachNode {
765 virtual uint size_of() const { return sizeof(*this); } // Size is bigger
766 public:
767 BiasedLockingCounters* _counters;
768 RTMLockingCounters* _rtm_counters; // RTM lock counters for inflated locks
769 RTMLockingCounters* _stack_rtm_counters; // RTM lock counters for stack locks
770 MachFastLockNode() : MachNode() {}
771 };
772
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733 #endif
734 };
735
736 //------------------------------MachIfNode-------------------------------------
737 // Machine-specific versions of IfNodes
738 class MachIfNode : public MachBranchNode {
739 virtual uint size_of() const { return sizeof(*this); } // Size is bigger
740 public:
741 float _prob; // Probability branch goes either way
742 float _fcnt; // Frequency counter
743 MachIfNode() : MachBranchNode() {
744 init_class_id(Class_MachIf);
745 }
746 // Negate conditional branches.
747 virtual void negate() = 0;
748 #ifndef PRODUCT
749 virtual void dump_spec(outputStream *st) const;
750 #endif
751 };
752
753 //------------------------------MachJumpNode-----------------------------------
754 // Machine-specific versions of JumpNodes
755 class MachJumpNode : public MachConstantNode {
756 public:
757 float* _probs;
758 MachJumpNode() : MachConstantNode() {
759 init_class_id(Class_MachJump);
760 }
761 };
762
763 //------------------------------MachGotoNode-----------------------------------
764 // Machine-specific versions of GotoNodes
765 class MachGotoNode : public MachBranchNode {
766 public:
767 MachGotoNode() : MachBranchNode() {
768 init_class_id(Class_MachGoto);
769 }
770 };
771
772 //------------------------------MachFastLockNode-------------------------------------
773 // Machine-specific versions of FastLockNodes
774 class MachFastLockNode : public MachNode {
775 virtual uint size_of() const { return sizeof(*this); } // Size is bigger
776 public:
777 BiasedLockingCounters* _counters;
778 RTMLockingCounters* _rtm_counters; // RTM lock counters for inflated locks
779 RTMLockingCounters* _stack_rtm_counters; // RTM lock counters for stack locks
780 MachFastLockNode() : MachNode() {}
781 };
782
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