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src/hotspot/share/opto/node.hpp

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  65 class CatchProjNode;
  66 class CheckCastPPNode;
  67 class ClearArrayNode;
  68 class CmpNode;
  69 class CodeBuffer;
  70 class ConstraintCastNode;
  71 class ConNode;
  72 class ConINode;
  73 class CompareAndSwapNode;
  74 class CompareAndExchangeNode;
  75 class CountedLoopNode;
  76 class CountedLoopEndNode;
  77 class DecodeNarrowPtrNode;
  78 class DecodeNNode;
  79 class DecodeNKlassNode;
  80 class EncodeNarrowPtrNode;
  81 class EncodePNode;
  82 class EncodePKlassNode;
  83 class FastLockNode;
  84 class FastUnlockNode;

  85 class HaltNode;
  86 class IfNode;
  87 class IfProjNode;
  88 class IfFalseNode;
  89 class IfTrueNode;
  90 class InitializeNode;
  91 class JVMState;
  92 class JumpNode;
  93 class JumpProjNode;
  94 class LoadNode;
  95 class LoadStoreNode;
  96 class LoadStoreConditionalNode;
  97 class LockNode;
  98 class LongCountedLoopNode;
  99 class LongCountedLoopEndNode;
 100 class LoopNode;
 101 class LShiftNode;
 102 class MachBranchNode;
 103 class MachCallDynamicJavaNode;
 104 class MachCallJavaNode;
 105 class MachCallLeafNode;
 106 class MachCallNode;
 107 class MachCallRuntimeNode;
 108 class MachCallStaticJavaNode;
 109 class MachConstantBaseNode;
 110 class MachConstantNode;
 111 class MachGotoNode;
 112 class MachIfNode;
 113 class MachJumpNode;
 114 class MachNode;
 115 class MachNullCheckNode;
 116 class MachProjNode;

 117 class MachReturnNode;
 118 class MachSafePointNode;
 119 class MachSpillCopyNode;
 120 class MachTempNode;
 121 class MachMergeNode;
 122 class MachMemBarNode;

 123 class Matcher;
 124 class MemBarNode;
 125 class MemBarStoreStoreNode;
 126 class MemNode;
 127 class MergeMemNode;
 128 class MoveNode;
 129 class MulNode;
 130 class MultiNode;
 131 class MultiBranchNode;
 132 class NeverBranchNode;
 133 class Opaque1Node;
 134 class OuterStripMinedLoopNode;
 135 class OuterStripMinedLoopEndNode;
 136 class Node;
 137 class Node_Array;
 138 class Node_List;
 139 class Node_Stack;
 140 class OopMap;
 141 class ParmNode;
 142 class ParsePredicateNode;

 150 class PhiNode;
 151 class Pipeline;
 152 class PopulateIndexNode;
 153 class ProjNode;
 154 class RangeCheckNode;
 155 class ReductionNode;
 156 class RegMask;
 157 class RegionNode;
 158 class RootNode;
 159 class SafePointNode;
 160 class SafePointScalarObjectNode;
 161 class SafePointScalarMergeNode;
 162 class StartNode;
 163 class State;
 164 class StoreNode;
 165 class SubNode;
 166 class SubTypeCheckNode;
 167 class Type;
 168 class TypeNode;
 169 class UnlockNode;

 170 class UnorderedReductionNode;
 171 class VectorNode;
 172 class LoadVectorNode;
 173 class LoadVectorMaskedNode;
 174 class StoreVectorMaskedNode;
 175 class LoadVectorGatherNode;
 176 class StoreVectorNode;
 177 class StoreVectorScatterNode;
 178 class VectorMaskCmpNode;
 179 class VectorUnboxNode;
 180 class VectorSet;
 181 class VectorReinterpretNode;
 182 class ShiftVNode;
 183 class ExpandVNode;
 184 class CompressVNode;
 185 class CompressMNode;
 186 
 187 
 188 #ifndef OPTO_DU_ITERATOR_ASSERT
 189 #ifdef ASSERT

 659           DEFINE_CLASS_ID(AbstractLock,     Call, 3)
 660             DEFINE_CLASS_ID(Lock,             AbstractLock, 0)
 661             DEFINE_CLASS_ID(Unlock,           AbstractLock, 1)
 662           DEFINE_CLASS_ID(ArrayCopy,        Call, 4)
 663       DEFINE_CLASS_ID(MultiBranch, Multi, 1)
 664         DEFINE_CLASS_ID(PCTable,     MultiBranch, 0)
 665           DEFINE_CLASS_ID(Catch,       PCTable, 0)
 666           DEFINE_CLASS_ID(Jump,        PCTable, 1)
 667         DEFINE_CLASS_ID(If,          MultiBranch, 1)
 668           DEFINE_CLASS_ID(BaseCountedLoopEnd,     If, 0)
 669             DEFINE_CLASS_ID(CountedLoopEnd,       BaseCountedLoopEnd, 0)
 670             DEFINE_CLASS_ID(LongCountedLoopEnd,   BaseCountedLoopEnd, 1)
 671           DEFINE_CLASS_ID(RangeCheck,             If, 1)
 672           DEFINE_CLASS_ID(OuterStripMinedLoopEnd, If, 2)
 673           DEFINE_CLASS_ID(ParsePredicate,         If, 3)
 674         DEFINE_CLASS_ID(NeverBranch, MultiBranch, 2)
 675       DEFINE_CLASS_ID(Start,       Multi, 2)
 676       DEFINE_CLASS_ID(MemBar,      Multi, 3)
 677         DEFINE_CLASS_ID(Initialize,       MemBar, 0)
 678         DEFINE_CLASS_ID(MemBarStoreStore, MemBar, 1)

 679 
 680     DEFINE_CLASS_ID(Mach,  Node, 1)
 681       DEFINE_CLASS_ID(MachReturn, Mach, 0)
 682         DEFINE_CLASS_ID(MachSafePoint, MachReturn, 0)
 683           DEFINE_CLASS_ID(MachCall, MachSafePoint, 0)
 684             DEFINE_CLASS_ID(MachCallJava,         MachCall, 0)
 685               DEFINE_CLASS_ID(MachCallStaticJava,   MachCallJava, 0)
 686               DEFINE_CLASS_ID(MachCallDynamicJava,  MachCallJava, 1)
 687             DEFINE_CLASS_ID(MachCallRuntime,      MachCall, 1)
 688               DEFINE_CLASS_ID(MachCallLeaf,         MachCallRuntime, 0)
 689       DEFINE_CLASS_ID(MachBranch, Mach, 1)
 690         DEFINE_CLASS_ID(MachIf,         MachBranch, 0)
 691         DEFINE_CLASS_ID(MachGoto,       MachBranch, 1)
 692         DEFINE_CLASS_ID(MachNullCheck,  MachBranch, 2)
 693       DEFINE_CLASS_ID(MachSpillCopy,    Mach, 2)
 694       DEFINE_CLASS_ID(MachTemp,         Mach, 3)
 695       DEFINE_CLASS_ID(MachConstantBase, Mach, 4)
 696       DEFINE_CLASS_ID(MachConstant,     Mach, 5)
 697         DEFINE_CLASS_ID(MachJump,       MachConstant, 0)
 698       DEFINE_CLASS_ID(MachMerge,        Mach, 6)
 699       DEFINE_CLASS_ID(MachMemBar,       Mach, 7)


 700 
 701     DEFINE_CLASS_ID(Type,  Node, 2)
 702       DEFINE_CLASS_ID(Phi,   Type, 0)
 703       DEFINE_CLASS_ID(ConstraintCast, Type, 1)
 704         DEFINE_CLASS_ID(CastII, ConstraintCast, 0)
 705         DEFINE_CLASS_ID(CheckCastPP, ConstraintCast, 1)
 706         DEFINE_CLASS_ID(CastLL, ConstraintCast, 2)
 707         DEFINE_CLASS_ID(CastFF, ConstraintCast, 3)
 708         DEFINE_CLASS_ID(CastDD, ConstraintCast, 4)
 709         DEFINE_CLASS_ID(CastVV, ConstraintCast, 5)
 710       DEFINE_CLASS_ID(CMove, Type, 3)
 711       DEFINE_CLASS_ID(SafePointScalarObject, Type, 4)
 712       DEFINE_CLASS_ID(DecodeNarrowPtr, Type, 5)
 713         DEFINE_CLASS_ID(DecodeN, DecodeNarrowPtr, 0)
 714         DEFINE_CLASS_ID(DecodeNKlass, DecodeNarrowPtr, 1)
 715       DEFINE_CLASS_ID(EncodeNarrowPtr, Type, 6)
 716         DEFINE_CLASS_ID(EncodeP, EncodeNarrowPtr, 0)
 717         DEFINE_CLASS_ID(EncodePKlass, EncodeNarrowPtr, 1)
 718       DEFINE_CLASS_ID(Vector, Type, 7)
 719         DEFINE_CLASS_ID(VectorMaskCmp, Vector, 0)
 720         DEFINE_CLASS_ID(VectorUnbox, Vector, 1)
 721         DEFINE_CLASS_ID(VectorReinterpret, Vector, 2)
 722         DEFINE_CLASS_ID(ShiftV, Vector, 3)
 723         DEFINE_CLASS_ID(CompressV, Vector, 4)
 724         DEFINE_CLASS_ID(ExpandV, Vector, 5)
 725         DEFINE_CLASS_ID(CompressM, Vector, 6)
 726         DEFINE_CLASS_ID(Reduction, Vector, 7)

 727           DEFINE_CLASS_ID(UnorderedReduction, Reduction, 0)
 728       DEFINE_CLASS_ID(Con, Type, 8)
 729           DEFINE_CLASS_ID(ConI, Con, 0)
 730       DEFINE_CLASS_ID(SafePointScalarMerge, Type, 9)
 731 
 732 
 733     DEFINE_CLASS_ID(Proj,  Node, 3)
 734       DEFINE_CLASS_ID(CatchProj, Proj, 0)
 735       DEFINE_CLASS_ID(JumpProj,  Proj, 1)
 736       DEFINE_CLASS_ID(IfProj,    Proj, 2)
 737         DEFINE_CLASS_ID(IfTrue,    IfProj, 0)
 738         DEFINE_CLASS_ID(IfFalse,   IfProj, 1)
 739       DEFINE_CLASS_ID(Parm,      Proj, 4)
 740       DEFINE_CLASS_ID(MachProj,  Proj, 5)
 741 
 742     DEFINE_CLASS_ID(Mem, Node, 4)
 743       DEFINE_CLASS_ID(Load, Mem, 0)
 744         DEFINE_CLASS_ID(LoadVector,  Load, 0)
 745           DEFINE_CLASS_ID(LoadVectorGather, LoadVector, 0)
 746           DEFINE_CLASS_ID(LoadVectorGatherMasked, LoadVector, 1)
 747           DEFINE_CLASS_ID(LoadVectorMasked, LoadVector, 2)
 748       DEFINE_CLASS_ID(Store, Mem, 1)
 749         DEFINE_CLASS_ID(StoreVector, Store, 0)
 750           DEFINE_CLASS_ID(StoreVectorScatter, StoreVector, 0)
 751           DEFINE_CLASS_ID(StoreVectorScatterMasked, StoreVector, 1)
 752           DEFINE_CLASS_ID(StoreVectorMasked, StoreVector, 2)
 753       DEFINE_CLASS_ID(LoadStore, Mem, 2)
 754         DEFINE_CLASS_ID(LoadStoreConditional, LoadStore, 0)
 755           DEFINE_CLASS_ID(CompareAndSwap, LoadStoreConditional, 0)
 756         DEFINE_CLASS_ID(CompareAndExchangeNode, LoadStore, 1)
 757 
 758     DEFINE_CLASS_ID(Region, Node, 5)
 759       DEFINE_CLASS_ID(Loop, Region, 0)
 760         DEFINE_CLASS_ID(Root,                Loop, 0)
 761         DEFINE_CLASS_ID(BaseCountedLoop,     Loop, 1)
 762           DEFINE_CLASS_ID(CountedLoop,       BaseCountedLoop, 0)
 763           DEFINE_CLASS_ID(LongCountedLoop,   BaseCountedLoop, 1)
 764         DEFINE_CLASS_ID(OuterStripMinedLoop, Loop, 2)
 765 
 766     DEFINE_CLASS_ID(Sub,   Node, 6)
 767       DEFINE_CLASS_ID(Cmp,   Sub, 0)
 768         DEFINE_CLASS_ID(FastLock,   Cmp, 0)
 769         DEFINE_CLASS_ID(FastUnlock, Cmp, 1)
 770         DEFINE_CLASS_ID(SubTypeCheck,Cmp, 2)

 771 
 772     DEFINE_CLASS_ID(MergeMem, Node, 7)
 773     DEFINE_CLASS_ID(Bool,     Node, 8)
 774     DEFINE_CLASS_ID(AddP,     Node, 9)
 775     DEFINE_CLASS_ID(BoxLock,  Node, 10)
 776     DEFINE_CLASS_ID(Add,      Node, 11)
 777     DEFINE_CLASS_ID(Mul,      Node, 12)
 778     DEFINE_CLASS_ID(ClearArray, Node, 14)
 779     DEFINE_CLASS_ID(Halt,     Node, 15)
 780     DEFINE_CLASS_ID(Opaque1,  Node, 16)
 781     DEFINE_CLASS_ID(Move,     Node, 17)
 782     DEFINE_CLASS_ID(LShift,   Node, 18)
 783 
 784     _max_classes  = ClassMask_LShift
 785   };
 786   #undef DEFINE_CLASS_ID
 787 
 788   // Flags are sorted by usage frequency.
 789   enum NodeFlags {
 790     Flag_is_Copy                     = 1 << 0, // should be first bit to avoid shift

 849   #define DEFINE_CLASS_QUERY(type)                           \
 850   bool is_##type() const {                                   \
 851     return ((_class_id & ClassMask_##type) == Class_##type); \
 852   }                                                          \
 853   type##Node *as_##type() const {                            \
 854     assert(is_##type(), "invalid node class: %s", Name());   \
 855     return (type##Node*)this;                                \
 856   }                                                          \
 857   type##Node* isa_##type() const {                           \
 858     return (is_##type()) ? as_##type() : nullptr;            \
 859   }
 860 
 861   DEFINE_CLASS_QUERY(AbstractLock)
 862   DEFINE_CLASS_QUERY(Add)
 863   DEFINE_CLASS_QUERY(AddP)
 864   DEFINE_CLASS_QUERY(Allocate)
 865   DEFINE_CLASS_QUERY(AllocateArray)
 866   DEFINE_CLASS_QUERY(ArrayCopy)
 867   DEFINE_CLASS_QUERY(BaseCountedLoop)
 868   DEFINE_CLASS_QUERY(BaseCountedLoopEnd)

 869   DEFINE_CLASS_QUERY(Bool)
 870   DEFINE_CLASS_QUERY(BoxLock)
 871   DEFINE_CLASS_QUERY(Call)
 872   DEFINE_CLASS_QUERY(CallDynamicJava)
 873   DEFINE_CLASS_QUERY(CallJava)
 874   DEFINE_CLASS_QUERY(CallLeaf)
 875   DEFINE_CLASS_QUERY(CallLeafNoFP)
 876   DEFINE_CLASS_QUERY(CallRuntime)
 877   DEFINE_CLASS_QUERY(CallStaticJava)
 878   DEFINE_CLASS_QUERY(Catch)
 879   DEFINE_CLASS_QUERY(CatchProj)
 880   DEFINE_CLASS_QUERY(CheckCastPP)
 881   DEFINE_CLASS_QUERY(CastII)
 882   DEFINE_CLASS_QUERY(CastLL)
 883   DEFINE_CLASS_QUERY(ConI)
 884   DEFINE_CLASS_QUERY(ConstraintCast)
 885   DEFINE_CLASS_QUERY(ClearArray)
 886   DEFINE_CLASS_QUERY(CMove)
 887   DEFINE_CLASS_QUERY(Cmp)
 888   DEFINE_CLASS_QUERY(CountedLoop)
 889   DEFINE_CLASS_QUERY(CountedLoopEnd)
 890   DEFINE_CLASS_QUERY(DecodeNarrowPtr)
 891   DEFINE_CLASS_QUERY(DecodeN)
 892   DEFINE_CLASS_QUERY(DecodeNKlass)
 893   DEFINE_CLASS_QUERY(EncodeNarrowPtr)
 894   DEFINE_CLASS_QUERY(EncodeP)
 895   DEFINE_CLASS_QUERY(EncodePKlass)
 896   DEFINE_CLASS_QUERY(FastLock)
 897   DEFINE_CLASS_QUERY(FastUnlock)

 898   DEFINE_CLASS_QUERY(Halt)
 899   DEFINE_CLASS_QUERY(If)
 900   DEFINE_CLASS_QUERY(RangeCheck)
 901   DEFINE_CLASS_QUERY(IfProj)
 902   DEFINE_CLASS_QUERY(IfFalse)
 903   DEFINE_CLASS_QUERY(IfTrue)
 904   DEFINE_CLASS_QUERY(Initialize)
 905   DEFINE_CLASS_QUERY(Jump)
 906   DEFINE_CLASS_QUERY(JumpProj)
 907   DEFINE_CLASS_QUERY(LongCountedLoop)
 908   DEFINE_CLASS_QUERY(LongCountedLoopEnd)
 909   DEFINE_CLASS_QUERY(Load)
 910   DEFINE_CLASS_QUERY(LoadStore)
 911   DEFINE_CLASS_QUERY(LoadStoreConditional)
 912   DEFINE_CLASS_QUERY(Lock)
 913   DEFINE_CLASS_QUERY(Loop)
 914   DEFINE_CLASS_QUERY(LShift)
 915   DEFINE_CLASS_QUERY(Mach)
 916   DEFINE_CLASS_QUERY(MachBranch)
 917   DEFINE_CLASS_QUERY(MachCall)
 918   DEFINE_CLASS_QUERY(MachCallDynamicJava)
 919   DEFINE_CLASS_QUERY(MachCallJava)
 920   DEFINE_CLASS_QUERY(MachCallLeaf)
 921   DEFINE_CLASS_QUERY(MachCallRuntime)
 922   DEFINE_CLASS_QUERY(MachCallStaticJava)
 923   DEFINE_CLASS_QUERY(MachConstantBase)
 924   DEFINE_CLASS_QUERY(MachConstant)
 925   DEFINE_CLASS_QUERY(MachGoto)
 926   DEFINE_CLASS_QUERY(MachIf)
 927   DEFINE_CLASS_QUERY(MachJump)
 928   DEFINE_CLASS_QUERY(MachNullCheck)
 929   DEFINE_CLASS_QUERY(MachProj)

 930   DEFINE_CLASS_QUERY(MachReturn)
 931   DEFINE_CLASS_QUERY(MachSafePoint)
 932   DEFINE_CLASS_QUERY(MachSpillCopy)
 933   DEFINE_CLASS_QUERY(MachTemp)
 934   DEFINE_CLASS_QUERY(MachMemBar)
 935   DEFINE_CLASS_QUERY(MachMerge)

 936   DEFINE_CLASS_QUERY(Mem)
 937   DEFINE_CLASS_QUERY(MemBar)
 938   DEFINE_CLASS_QUERY(MemBarStoreStore)
 939   DEFINE_CLASS_QUERY(MergeMem)
 940   DEFINE_CLASS_QUERY(Move)
 941   DEFINE_CLASS_QUERY(Mul)
 942   DEFINE_CLASS_QUERY(Multi)
 943   DEFINE_CLASS_QUERY(MultiBranch)
 944   DEFINE_CLASS_QUERY(NeverBranch)
 945   DEFINE_CLASS_QUERY(Opaque1)
 946   DEFINE_CLASS_QUERY(OuterStripMinedLoop)
 947   DEFINE_CLASS_QUERY(OuterStripMinedLoopEnd)
 948   DEFINE_CLASS_QUERY(Parm)
 949   DEFINE_CLASS_QUERY(ParsePredicate)
 950   DEFINE_CLASS_QUERY(PCTable)
 951   DEFINE_CLASS_QUERY(Phi)
 952   DEFINE_CLASS_QUERY(Proj)
 953   DEFINE_CLASS_QUERY(Reduction)
 954   DEFINE_CLASS_QUERY(Region)
 955   DEFINE_CLASS_QUERY(Root)
 956   DEFINE_CLASS_QUERY(SafePoint)
 957   DEFINE_CLASS_QUERY(SafePointScalarObject)
 958   DEFINE_CLASS_QUERY(SafePointScalarMerge)
 959   DEFINE_CLASS_QUERY(Start)
 960   DEFINE_CLASS_QUERY(Store)
 961   DEFINE_CLASS_QUERY(Sub)
 962   DEFINE_CLASS_QUERY(SubTypeCheck)
 963   DEFINE_CLASS_QUERY(Type)

 964   DEFINE_CLASS_QUERY(UnorderedReduction)
 965   DEFINE_CLASS_QUERY(Vector)
 966   DEFINE_CLASS_QUERY(VectorMaskCmp)
 967   DEFINE_CLASS_QUERY(VectorUnbox)
 968   DEFINE_CLASS_QUERY(VectorReinterpret)
 969   DEFINE_CLASS_QUERY(CompressV)
 970   DEFINE_CLASS_QUERY(ExpandV)
 971   DEFINE_CLASS_QUERY(CompressM)
 972   DEFINE_CLASS_QUERY(LoadVector)
 973   DEFINE_CLASS_QUERY(LoadVectorGather)
 974   DEFINE_CLASS_QUERY(StoreVector)
 975   DEFINE_CLASS_QUERY(StoreVectorScatter)
 976   DEFINE_CLASS_QUERY(ShiftV)
 977   DEFINE_CLASS_QUERY(Unlock)
 978 
 979   #undef DEFINE_CLASS_QUERY
 980 
 981   // duplicate of is_MachSpillCopy()
 982   bool is_SpillCopy () const {
 983     return ((_class_id & ClassMask_MachSpillCopy) == Class_MachSpillCopy);

  65 class CatchProjNode;
  66 class CheckCastPPNode;
  67 class ClearArrayNode;
  68 class CmpNode;
  69 class CodeBuffer;
  70 class ConstraintCastNode;
  71 class ConNode;
  72 class ConINode;
  73 class CompareAndSwapNode;
  74 class CompareAndExchangeNode;
  75 class CountedLoopNode;
  76 class CountedLoopEndNode;
  77 class DecodeNarrowPtrNode;
  78 class DecodeNNode;
  79 class DecodeNKlassNode;
  80 class EncodeNarrowPtrNode;
  81 class EncodePNode;
  82 class EncodePKlassNode;
  83 class FastLockNode;
  84 class FastUnlockNode;
  85 class FlatArrayCheckNode;
  86 class HaltNode;
  87 class IfNode;
  88 class IfProjNode;
  89 class IfFalseNode;
  90 class IfTrueNode;
  91 class InitializeNode;
  92 class JVMState;
  93 class JumpNode;
  94 class JumpProjNode;
  95 class LoadNode;
  96 class LoadStoreNode;
  97 class LoadStoreConditionalNode;
  98 class LockNode;
  99 class LongCountedLoopNode;
 100 class LongCountedLoopEndNode;
 101 class LoopNode;
 102 class LShiftNode;
 103 class MachBranchNode;
 104 class MachCallDynamicJavaNode;
 105 class MachCallJavaNode;
 106 class MachCallLeafNode;
 107 class MachCallNode;
 108 class MachCallRuntimeNode;
 109 class MachCallStaticJavaNode;
 110 class MachConstantBaseNode;
 111 class MachConstantNode;
 112 class MachGotoNode;
 113 class MachIfNode;
 114 class MachJumpNode;
 115 class MachNode;
 116 class MachNullCheckNode;
 117 class MachProjNode;
 118 class MachPrologNode;
 119 class MachReturnNode;
 120 class MachSafePointNode;
 121 class MachSpillCopyNode;
 122 class MachTempNode;
 123 class MachMergeNode;
 124 class MachMemBarNode;
 125 class MachVEPNode;
 126 class Matcher;
 127 class MemBarNode;
 128 class MemBarStoreStoreNode;
 129 class MemNode;
 130 class MergeMemNode;
 131 class MoveNode;
 132 class MulNode;
 133 class MultiNode;
 134 class MultiBranchNode;
 135 class NeverBranchNode;
 136 class Opaque1Node;
 137 class OuterStripMinedLoopNode;
 138 class OuterStripMinedLoopEndNode;
 139 class Node;
 140 class Node_Array;
 141 class Node_List;
 142 class Node_Stack;
 143 class OopMap;
 144 class ParmNode;
 145 class ParsePredicateNode;

 153 class PhiNode;
 154 class Pipeline;
 155 class PopulateIndexNode;
 156 class ProjNode;
 157 class RangeCheckNode;
 158 class ReductionNode;
 159 class RegMask;
 160 class RegionNode;
 161 class RootNode;
 162 class SafePointNode;
 163 class SafePointScalarObjectNode;
 164 class SafePointScalarMergeNode;
 165 class StartNode;
 166 class State;
 167 class StoreNode;
 168 class SubNode;
 169 class SubTypeCheckNode;
 170 class Type;
 171 class TypeNode;
 172 class UnlockNode;
 173 class InlineTypeNode;
 174 class UnorderedReductionNode;
 175 class VectorNode;
 176 class LoadVectorNode;
 177 class LoadVectorMaskedNode;
 178 class StoreVectorMaskedNode;
 179 class LoadVectorGatherNode;
 180 class StoreVectorNode;
 181 class StoreVectorScatterNode;
 182 class VectorMaskCmpNode;
 183 class VectorUnboxNode;
 184 class VectorSet;
 185 class VectorReinterpretNode;
 186 class ShiftVNode;
 187 class ExpandVNode;
 188 class CompressVNode;
 189 class CompressMNode;
 190 
 191 
 192 #ifndef OPTO_DU_ITERATOR_ASSERT
 193 #ifdef ASSERT

 663           DEFINE_CLASS_ID(AbstractLock,     Call, 3)
 664             DEFINE_CLASS_ID(Lock,             AbstractLock, 0)
 665             DEFINE_CLASS_ID(Unlock,           AbstractLock, 1)
 666           DEFINE_CLASS_ID(ArrayCopy,        Call, 4)
 667       DEFINE_CLASS_ID(MultiBranch, Multi, 1)
 668         DEFINE_CLASS_ID(PCTable,     MultiBranch, 0)
 669           DEFINE_CLASS_ID(Catch,       PCTable, 0)
 670           DEFINE_CLASS_ID(Jump,        PCTable, 1)
 671         DEFINE_CLASS_ID(If,          MultiBranch, 1)
 672           DEFINE_CLASS_ID(BaseCountedLoopEnd,     If, 0)
 673             DEFINE_CLASS_ID(CountedLoopEnd,       BaseCountedLoopEnd, 0)
 674             DEFINE_CLASS_ID(LongCountedLoopEnd,   BaseCountedLoopEnd, 1)
 675           DEFINE_CLASS_ID(RangeCheck,             If, 1)
 676           DEFINE_CLASS_ID(OuterStripMinedLoopEnd, If, 2)
 677           DEFINE_CLASS_ID(ParsePredicate,         If, 3)
 678         DEFINE_CLASS_ID(NeverBranch, MultiBranch, 2)
 679       DEFINE_CLASS_ID(Start,       Multi, 2)
 680       DEFINE_CLASS_ID(MemBar,      Multi, 3)
 681         DEFINE_CLASS_ID(Initialize,       MemBar, 0)
 682         DEFINE_CLASS_ID(MemBarStoreStore, MemBar, 1)
 683         DEFINE_CLASS_ID(Blackhole,        MemBar, 2)
 684 
 685     DEFINE_CLASS_ID(Mach,  Node, 1)
 686       DEFINE_CLASS_ID(MachReturn, Mach, 0)
 687         DEFINE_CLASS_ID(MachSafePoint, MachReturn, 0)
 688           DEFINE_CLASS_ID(MachCall, MachSafePoint, 0)
 689             DEFINE_CLASS_ID(MachCallJava,         MachCall, 0)
 690               DEFINE_CLASS_ID(MachCallStaticJava,   MachCallJava, 0)
 691               DEFINE_CLASS_ID(MachCallDynamicJava,  MachCallJava, 1)
 692             DEFINE_CLASS_ID(MachCallRuntime,      MachCall, 1)
 693               DEFINE_CLASS_ID(MachCallLeaf,         MachCallRuntime, 0)
 694       DEFINE_CLASS_ID(MachBranch, Mach, 1)
 695         DEFINE_CLASS_ID(MachIf,         MachBranch, 0)
 696         DEFINE_CLASS_ID(MachGoto,       MachBranch, 1)
 697         DEFINE_CLASS_ID(MachNullCheck,  MachBranch, 2)
 698       DEFINE_CLASS_ID(MachSpillCopy,    Mach, 2)
 699       DEFINE_CLASS_ID(MachTemp,         Mach, 3)
 700       DEFINE_CLASS_ID(MachConstantBase, Mach, 4)
 701       DEFINE_CLASS_ID(MachConstant,     Mach, 5)
 702         DEFINE_CLASS_ID(MachJump,       MachConstant, 0)
 703       DEFINE_CLASS_ID(MachMerge,        Mach, 6)
 704       DEFINE_CLASS_ID(MachMemBar,       Mach, 7)
 705       DEFINE_CLASS_ID(MachProlog,       Mach, 8)
 706       DEFINE_CLASS_ID(MachVEP,          Mach, 9)
 707 
 708     DEFINE_CLASS_ID(Type,  Node, 2)
 709       DEFINE_CLASS_ID(Phi,   Type, 0)
 710       DEFINE_CLASS_ID(ConstraintCast, Type, 1)
 711         DEFINE_CLASS_ID(CastII, ConstraintCast, 0)
 712         DEFINE_CLASS_ID(CheckCastPP, ConstraintCast, 1)
 713         DEFINE_CLASS_ID(CastLL, ConstraintCast, 2)
 714         DEFINE_CLASS_ID(CastFF, ConstraintCast, 3)
 715         DEFINE_CLASS_ID(CastDD, ConstraintCast, 4)
 716         DEFINE_CLASS_ID(CastVV, ConstraintCast, 5)
 717       DEFINE_CLASS_ID(CMove, Type, 3)
 718       DEFINE_CLASS_ID(SafePointScalarObject, Type, 4)
 719       DEFINE_CLASS_ID(DecodeNarrowPtr, Type, 5)
 720         DEFINE_CLASS_ID(DecodeN, DecodeNarrowPtr, 0)
 721         DEFINE_CLASS_ID(DecodeNKlass, DecodeNarrowPtr, 1)
 722       DEFINE_CLASS_ID(EncodeNarrowPtr, Type, 6)
 723         DEFINE_CLASS_ID(EncodeP, EncodeNarrowPtr, 0)
 724         DEFINE_CLASS_ID(EncodePKlass, EncodeNarrowPtr, 1)
 725       DEFINE_CLASS_ID(Vector, Type, 7)
 726         DEFINE_CLASS_ID(VectorMaskCmp, Vector, 0)
 727         DEFINE_CLASS_ID(VectorUnbox, Vector, 1)
 728         DEFINE_CLASS_ID(VectorReinterpret, Vector, 2)
 729         DEFINE_CLASS_ID(ShiftV, Vector, 3)
 730         DEFINE_CLASS_ID(CompressV, Vector, 4)
 731         DEFINE_CLASS_ID(ExpandV, Vector, 5)
 732         DEFINE_CLASS_ID(CompressM, Vector, 6)
 733       DEFINE_CLASS_ID(InlineType, Type, 8)
 734         DEFINE_CLASS_ID(Reduction, Vector, 9)
 735           DEFINE_CLASS_ID(UnorderedReduction, Reduction, 0)
 736       DEFINE_CLASS_ID(Con, Type, 10)
 737           DEFINE_CLASS_ID(ConI, Con, 0)
 738       DEFINE_CLASS_ID(SafePointScalarMerge, Type, 9)
 739 
 740 
 741     DEFINE_CLASS_ID(Proj,  Node, 3)
 742       DEFINE_CLASS_ID(CatchProj, Proj, 0)
 743       DEFINE_CLASS_ID(JumpProj,  Proj, 1)
 744       DEFINE_CLASS_ID(IfProj,    Proj, 2)
 745         DEFINE_CLASS_ID(IfTrue,    IfProj, 0)
 746         DEFINE_CLASS_ID(IfFalse,   IfProj, 1)
 747       DEFINE_CLASS_ID(Parm,      Proj, 4)
 748       DEFINE_CLASS_ID(MachProj,  Proj, 5)
 749 
 750     DEFINE_CLASS_ID(Mem, Node, 4)
 751       DEFINE_CLASS_ID(Load, Mem, 0)
 752         DEFINE_CLASS_ID(LoadVector,  Load, 0)
 753           DEFINE_CLASS_ID(LoadVectorGather, LoadVector, 0)
 754           DEFINE_CLASS_ID(LoadVectorGatherMasked, LoadVector, 1)
 755           DEFINE_CLASS_ID(LoadVectorMasked, LoadVector, 2)
 756       DEFINE_CLASS_ID(Store, Mem, 1)
 757         DEFINE_CLASS_ID(StoreVector, Store, 0)
 758           DEFINE_CLASS_ID(StoreVectorScatter, StoreVector, 0)
 759           DEFINE_CLASS_ID(StoreVectorScatterMasked, StoreVector, 1)
 760           DEFINE_CLASS_ID(StoreVectorMasked, StoreVector, 2)
 761       DEFINE_CLASS_ID(LoadStore, Mem, 2)
 762         DEFINE_CLASS_ID(LoadStoreConditional, LoadStore, 0)
 763           DEFINE_CLASS_ID(CompareAndSwap, LoadStoreConditional, 0)
 764         DEFINE_CLASS_ID(CompareAndExchangeNode, LoadStore, 1)
 765 
 766     DEFINE_CLASS_ID(Region, Node, 5)
 767       DEFINE_CLASS_ID(Loop, Region, 0)
 768         DEFINE_CLASS_ID(Root,                Loop, 0)
 769         DEFINE_CLASS_ID(BaseCountedLoop,     Loop, 1)
 770           DEFINE_CLASS_ID(CountedLoop,       BaseCountedLoop, 0)
 771           DEFINE_CLASS_ID(LongCountedLoop,   BaseCountedLoop, 1)
 772         DEFINE_CLASS_ID(OuterStripMinedLoop, Loop, 2)
 773 
 774     DEFINE_CLASS_ID(Sub,   Node, 6)
 775       DEFINE_CLASS_ID(Cmp,   Sub, 0)
 776         DEFINE_CLASS_ID(FastLock,       Cmp, 0)
 777         DEFINE_CLASS_ID(FastUnlock,     Cmp, 1)
 778         DEFINE_CLASS_ID(SubTypeCheck,   Cmp, 2)
 779         DEFINE_CLASS_ID(FlatArrayCheck, Cmp, 3)
 780 
 781     DEFINE_CLASS_ID(MergeMem, Node, 7)
 782     DEFINE_CLASS_ID(Bool,     Node, 8)
 783     DEFINE_CLASS_ID(AddP,     Node, 9)
 784     DEFINE_CLASS_ID(BoxLock,  Node, 10)
 785     DEFINE_CLASS_ID(Add,      Node, 11)
 786     DEFINE_CLASS_ID(Mul,      Node, 12)
 787     DEFINE_CLASS_ID(ClearArray, Node, 14)
 788     DEFINE_CLASS_ID(Halt,     Node, 15)
 789     DEFINE_CLASS_ID(Opaque1,  Node, 16)
 790     DEFINE_CLASS_ID(Move,     Node, 17)
 791     DEFINE_CLASS_ID(LShift,   Node, 18)
 792 
 793     _max_classes  = ClassMask_LShift
 794   };
 795   #undef DEFINE_CLASS_ID
 796 
 797   // Flags are sorted by usage frequency.
 798   enum NodeFlags {
 799     Flag_is_Copy                     = 1 << 0, // should be first bit to avoid shift

 858   #define DEFINE_CLASS_QUERY(type)                           \
 859   bool is_##type() const {                                   \
 860     return ((_class_id & ClassMask_##type) == Class_##type); \
 861   }                                                          \
 862   type##Node *as_##type() const {                            \
 863     assert(is_##type(), "invalid node class: %s", Name());   \
 864     return (type##Node*)this;                                \
 865   }                                                          \
 866   type##Node* isa_##type() const {                           \
 867     return (is_##type()) ? as_##type() : nullptr;            \
 868   }
 869 
 870   DEFINE_CLASS_QUERY(AbstractLock)
 871   DEFINE_CLASS_QUERY(Add)
 872   DEFINE_CLASS_QUERY(AddP)
 873   DEFINE_CLASS_QUERY(Allocate)
 874   DEFINE_CLASS_QUERY(AllocateArray)
 875   DEFINE_CLASS_QUERY(ArrayCopy)
 876   DEFINE_CLASS_QUERY(BaseCountedLoop)
 877   DEFINE_CLASS_QUERY(BaseCountedLoopEnd)
 878   DEFINE_CLASS_QUERY(Blackhole)
 879   DEFINE_CLASS_QUERY(Bool)
 880   DEFINE_CLASS_QUERY(BoxLock)
 881   DEFINE_CLASS_QUERY(Call)
 882   DEFINE_CLASS_QUERY(CallDynamicJava)
 883   DEFINE_CLASS_QUERY(CallJava)
 884   DEFINE_CLASS_QUERY(CallLeaf)
 885   DEFINE_CLASS_QUERY(CallLeafNoFP)
 886   DEFINE_CLASS_QUERY(CallRuntime)
 887   DEFINE_CLASS_QUERY(CallStaticJava)
 888   DEFINE_CLASS_QUERY(Catch)
 889   DEFINE_CLASS_QUERY(CatchProj)
 890   DEFINE_CLASS_QUERY(CheckCastPP)
 891   DEFINE_CLASS_QUERY(CastII)
 892   DEFINE_CLASS_QUERY(CastLL)
 893   DEFINE_CLASS_QUERY(ConI)
 894   DEFINE_CLASS_QUERY(ConstraintCast)
 895   DEFINE_CLASS_QUERY(ClearArray)
 896   DEFINE_CLASS_QUERY(CMove)
 897   DEFINE_CLASS_QUERY(Cmp)
 898   DEFINE_CLASS_QUERY(CountedLoop)
 899   DEFINE_CLASS_QUERY(CountedLoopEnd)
 900   DEFINE_CLASS_QUERY(DecodeNarrowPtr)
 901   DEFINE_CLASS_QUERY(DecodeN)
 902   DEFINE_CLASS_QUERY(DecodeNKlass)
 903   DEFINE_CLASS_QUERY(EncodeNarrowPtr)
 904   DEFINE_CLASS_QUERY(EncodeP)
 905   DEFINE_CLASS_QUERY(EncodePKlass)
 906   DEFINE_CLASS_QUERY(FastLock)
 907   DEFINE_CLASS_QUERY(FastUnlock)
 908   DEFINE_CLASS_QUERY(FlatArrayCheck)
 909   DEFINE_CLASS_QUERY(Halt)
 910   DEFINE_CLASS_QUERY(If)
 911   DEFINE_CLASS_QUERY(RangeCheck)
 912   DEFINE_CLASS_QUERY(IfProj)
 913   DEFINE_CLASS_QUERY(IfFalse)
 914   DEFINE_CLASS_QUERY(IfTrue)
 915   DEFINE_CLASS_QUERY(Initialize)
 916   DEFINE_CLASS_QUERY(Jump)
 917   DEFINE_CLASS_QUERY(JumpProj)
 918   DEFINE_CLASS_QUERY(LongCountedLoop)
 919   DEFINE_CLASS_QUERY(LongCountedLoopEnd)
 920   DEFINE_CLASS_QUERY(Load)
 921   DEFINE_CLASS_QUERY(LoadStore)
 922   DEFINE_CLASS_QUERY(LoadStoreConditional)
 923   DEFINE_CLASS_QUERY(Lock)
 924   DEFINE_CLASS_QUERY(Loop)
 925   DEFINE_CLASS_QUERY(LShift)
 926   DEFINE_CLASS_QUERY(Mach)
 927   DEFINE_CLASS_QUERY(MachBranch)
 928   DEFINE_CLASS_QUERY(MachCall)
 929   DEFINE_CLASS_QUERY(MachCallDynamicJava)
 930   DEFINE_CLASS_QUERY(MachCallJava)
 931   DEFINE_CLASS_QUERY(MachCallLeaf)
 932   DEFINE_CLASS_QUERY(MachCallRuntime)
 933   DEFINE_CLASS_QUERY(MachCallStaticJava)
 934   DEFINE_CLASS_QUERY(MachConstantBase)
 935   DEFINE_CLASS_QUERY(MachConstant)
 936   DEFINE_CLASS_QUERY(MachGoto)
 937   DEFINE_CLASS_QUERY(MachIf)
 938   DEFINE_CLASS_QUERY(MachJump)
 939   DEFINE_CLASS_QUERY(MachNullCheck)
 940   DEFINE_CLASS_QUERY(MachProj)
 941   DEFINE_CLASS_QUERY(MachProlog)
 942   DEFINE_CLASS_QUERY(MachReturn)
 943   DEFINE_CLASS_QUERY(MachSafePoint)
 944   DEFINE_CLASS_QUERY(MachSpillCopy)
 945   DEFINE_CLASS_QUERY(MachTemp)
 946   DEFINE_CLASS_QUERY(MachMemBar)
 947   DEFINE_CLASS_QUERY(MachMerge)
 948   DEFINE_CLASS_QUERY(MachVEP)
 949   DEFINE_CLASS_QUERY(Mem)
 950   DEFINE_CLASS_QUERY(MemBar)
 951   DEFINE_CLASS_QUERY(MemBarStoreStore)
 952   DEFINE_CLASS_QUERY(MergeMem)
 953   DEFINE_CLASS_QUERY(Move)
 954   DEFINE_CLASS_QUERY(Mul)
 955   DEFINE_CLASS_QUERY(Multi)
 956   DEFINE_CLASS_QUERY(MultiBranch)
 957   DEFINE_CLASS_QUERY(NeverBranch)
 958   DEFINE_CLASS_QUERY(Opaque1)
 959   DEFINE_CLASS_QUERY(OuterStripMinedLoop)
 960   DEFINE_CLASS_QUERY(OuterStripMinedLoopEnd)
 961   DEFINE_CLASS_QUERY(Parm)
 962   DEFINE_CLASS_QUERY(ParsePredicate)
 963   DEFINE_CLASS_QUERY(PCTable)
 964   DEFINE_CLASS_QUERY(Phi)
 965   DEFINE_CLASS_QUERY(Proj)
 966   DEFINE_CLASS_QUERY(Reduction)
 967   DEFINE_CLASS_QUERY(Region)
 968   DEFINE_CLASS_QUERY(Root)
 969   DEFINE_CLASS_QUERY(SafePoint)
 970   DEFINE_CLASS_QUERY(SafePointScalarObject)
 971   DEFINE_CLASS_QUERY(SafePointScalarMerge)
 972   DEFINE_CLASS_QUERY(Start)
 973   DEFINE_CLASS_QUERY(Store)
 974   DEFINE_CLASS_QUERY(Sub)
 975   DEFINE_CLASS_QUERY(SubTypeCheck)
 976   DEFINE_CLASS_QUERY(Type)
 977   DEFINE_CLASS_QUERY(InlineType)
 978   DEFINE_CLASS_QUERY(UnorderedReduction)
 979   DEFINE_CLASS_QUERY(Vector)
 980   DEFINE_CLASS_QUERY(VectorMaskCmp)
 981   DEFINE_CLASS_QUERY(VectorUnbox)
 982   DEFINE_CLASS_QUERY(VectorReinterpret)
 983   DEFINE_CLASS_QUERY(CompressV)
 984   DEFINE_CLASS_QUERY(ExpandV)
 985   DEFINE_CLASS_QUERY(CompressM)
 986   DEFINE_CLASS_QUERY(LoadVector)
 987   DEFINE_CLASS_QUERY(LoadVectorGather)
 988   DEFINE_CLASS_QUERY(StoreVector)
 989   DEFINE_CLASS_QUERY(StoreVectorScatter)
 990   DEFINE_CLASS_QUERY(ShiftV)
 991   DEFINE_CLASS_QUERY(Unlock)
 992 
 993   #undef DEFINE_CLASS_QUERY
 994 
 995   // duplicate of is_MachSpillCopy()
 996   bool is_SpillCopy () const {
 997     return ((_class_id & ClassMask_MachSpillCopy) == Class_MachSpillCopy);
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