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24 
25 #ifndef SHARE_C1_C1_CANONICALIZER_HPP
26 #define SHARE_C1_C1_CANONICALIZER_HPP
27 
28 #include "c1/c1_Instruction.hpp"
29 
30 class Canonicalizer: InstructionVisitor {
31  private:
32   Compilation *_compilation;
33   Instruction* _canonical;
34   int _bci;
35 
compilation()36   Compilation *compilation()                     { return _compilation; }
37   void set_canonical(Value x);
set_bci(int bci)38   void set_bci(int bci)                          { _bci = bci; }
set_constant(jint x)39   void set_constant(jint x)                      { set_canonical(new Constant(new IntConstant(x))); }
set_constant(jlong x)40   void set_constant(jlong x)                     { set_canonical(new Constant(new LongConstant(x))); }
set_constant(jfloat x)41   void set_constant(jfloat x)                    { set_canonical(new Constant(new FloatConstant(x))); }
set_constant(jdouble x)42   void set_constant(jdouble x)                   { set_canonical(new Constant(new DoubleConstant(x))); }
43 #ifdef _WINDOWS
44   // jint is defined as long in jni_md.h, so convert from int to jint
set_constant(int x)45   void set_constant(int x)                       { set_constant((jint)x); }
46 #endif
47   void move_const_to_right(Op2* x);
48   void do_Op2(Op2* x);
49   void do_UnsafeRawOp(UnsafeRawOp* x);
50 
51   void unsafe_raw_match(UnsafeRawOp* x,
52                         Instruction** base,
53                         Instruction** index,
54                         int* scale);
55 
56  public:
Canonicalizer(Compilation * c,Value x,int bci)57   Canonicalizer(Compilation* c, Value x, int bci) : _compilation(c), _canonical(x), _bci(bci) {
58     NOT_PRODUCT(x->set_printable_bci(bci));
59     if (CanonicalizeNodes) x->visit(this);
60   }
canonical() const61   Value canonical() const                        { return _canonical; }
bci() const62   int bci() const                                { return _bci; }
63 
64   virtual void do_Phi            (Phi*             x);
65   virtual void do_Constant       (Constant*        x);
66   virtual void do_Local          (Local*           x);
67   virtual void do_LoadField      (LoadField*       x);
68   virtual void do_StoreField     (StoreField*      x);
69   virtual void do_ArrayLength    (ArrayLength*     x);
70   virtual void do_LoadIndexed    (LoadIndexed*     x);
71   virtual void do_StoreIndexed   (StoreIndexed*    x);
72   virtual void do_NegateOp       (NegateOp*        x);
73   virtual void do_ArithmeticOp   (ArithmeticOp*    x);
74   virtual void do_ShiftOp        (ShiftOp*         x);
75   virtual void do_LogicOp        (LogicOp*         x);
76   virtual void do_CompareOp      (CompareOp*       x);
77   virtual void do_IfOp           (IfOp*            x);
78   virtual void do_Convert        (Convert*         x);
79   virtual void do_NullCheck      (NullCheck*       x);
80   virtual void do_TypeCast       (TypeCast*        x);
81   virtual void do_Invoke         (Invoke*          x);
82   virtual void do_NewInstance    (NewInstance*     x);
83   virtual void do_NewTypeArray   (NewTypeArray*    x);
84   virtual void do_NewObjectArray (NewObjectArray*  x);
85   virtual void do_NewMultiArray  (NewMultiArray*   x);
86   virtual void do_CheckCast      (CheckCast*       x);
87   virtual void do_InstanceOf     (InstanceOf*      x);
88   virtual void do_MonitorEnter   (MonitorEnter*    x);
89   virtual void do_MonitorExit    (MonitorExit*     x);
90   virtual void do_Intrinsic      (Intrinsic*       x);
91   virtual void do_BlockBegin     (BlockBegin*      x);
92   virtual void do_Goto           (Goto*            x);
93   virtual void do_If             (If*              x);
94   virtual void do_TableSwitch    (TableSwitch*     x);
95   virtual void do_LookupSwitch   (LookupSwitch*    x);
96   virtual void do_Return         (Return*          x);
97   virtual void do_Throw          (Throw*           x);
98   virtual void do_Base           (Base*            x);
99   virtual void do_OsrEntry       (OsrEntry*        x);
100   virtual void do_ExceptionObject(ExceptionObject* x);
101   virtual void do_RoundFP        (RoundFP*         x);
102   virtual void do_UnsafeGetRaw   (UnsafeGetRaw*    x);
103   virtual void do_UnsafePutRaw   (UnsafePutRaw*    x);
104   virtual void do_UnsafeGetObject(UnsafeGetObject* x);
105   virtual void do_UnsafePutObject(UnsafePutObject* x);
106   virtual void do_UnsafeGetAndSetObject(UnsafeGetAndSetObject* x);
107   virtual void do_ProfileCall    (ProfileCall*     x);
108   virtual void do_ProfileReturnType (ProfileReturnType*  x);
109   virtual void do_ProfileInvoke  (ProfileInvoke*   x);
110   virtual void do_RuntimeCall    (RuntimeCall*     x);
111   virtual void do_MemBar         (MemBar*          x);
112   virtual void do_RangeCheckPredicate(RangeCheckPredicate* x);
113 #ifdef ASSERT
114   virtual void do_Assert         (Assert*          x);
115 #endif
116 };
117 
118 #endif // SHARE_C1_C1_CANONICALIZER_HPP
119