jdk8-mips64-public/hotspot: src/share/vm/c1/c1_Canonicalizer.hpp@a61af66fc99e

     1 /*

     2  * Copyright 1999-2006 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  *

    23  */

    25 class Canonicalizer: InstructionVisitor {

    26  private:

    27   Instruction* _canonical;

    28   int _bci;

    30   void set_canonical(Value x);

    31   void set_bci(int bci)                          { _bci = bci; }

    32   void set_constant(jint x)                      { set_canonical(new Constant(new IntConstant(x))); }

    33   void set_constant(jlong x)                     { set_canonical(new Constant(new LongConstant(x))); }

    34   void set_constant(jfloat x)                    { set_canonical(new Constant(new FloatConstant(x))); }

    35   void set_constant(jdouble x)                   { set_canonical(new Constant(new DoubleConstant(x))); }

    36   void move_const_to_right(Op2* x);

    37   void do_Op2(Op2* x);

    38   void do_UnsafeRawOp(UnsafeRawOp* x);

    40   void unsafe_raw_match(UnsafeRawOp* x,

    41                         Instruction** base,

    42                         Instruction** index,

    43                         int* scale);

    45  public:

    46   Canonicalizer(Value x, int bci)                { _canonical = x; _bci = bci; if (CanonicalizeNodes) x->visit(this); }

    47   Value canonical() const                        { return _canonical; }

    48   int bci() const                                { return _bci; }

    50   virtual void do_Phi            (Phi*             x);

    51   virtual void do_Constant       (Constant*        x);

    52   virtual void do_Local          (Local*           x);

    53   virtual void do_LoadField      (LoadField*       x);

    54   virtual void do_StoreField     (StoreField*      x);

    55   virtual void do_ArrayLength    (ArrayLength*     x);

    56   virtual void do_LoadIndexed    (LoadIndexed*     x);

    57   virtual void do_StoreIndexed   (StoreIndexed*    x);

    58   virtual void do_NegateOp       (NegateOp*        x);

    59   virtual void do_ArithmeticOp   (ArithmeticOp*    x);

    60   virtual void do_ShiftOp        (ShiftOp*         x);

    61   virtual void do_LogicOp        (LogicOp*         x);

    62   virtual void do_CompareOp      (CompareOp*       x);

    63   virtual void do_IfOp           (IfOp*            x);

    64   virtual void do_IfInstanceOf   (IfInstanceOf*    x);

    65   virtual void do_Convert        (Convert*         x);

    66   virtual void do_NullCheck      (NullCheck*       x);

    67   virtual void do_Invoke         (Invoke*          x);

    68   virtual void do_NewInstance    (NewInstance*     x);

    69   virtual void do_NewTypeArray   (NewTypeArray*    x);

    70   virtual void do_NewObjectArray (NewObjectArray*  x);

    71   virtual void do_NewMultiArray  (NewMultiArray*   x);

    72   virtual void do_CheckCast      (CheckCast*       x);

    73   virtual void do_InstanceOf     (InstanceOf*      x);

    74   virtual void do_MonitorEnter   (MonitorEnter*    x);

    75   virtual void do_MonitorExit    (MonitorExit*     x);

    76   virtual void do_Intrinsic      (Intrinsic*       x);

    77   virtual void do_BlockBegin     (BlockBegin*      x);

    78   virtual void do_Goto           (Goto*            x);

    79   virtual void do_If             (If*              x);

    80   virtual void do_TableSwitch    (TableSwitch*     x);

    81   virtual void do_LookupSwitch   (LookupSwitch*    x);

    82   virtual void do_Return         (Return*          x);

    83   virtual void do_Throw          (Throw*           x);

    84   virtual void do_Base           (Base*            x);

    85   virtual void do_OsrEntry       (OsrEntry*        x);

    86   virtual void do_ExceptionObject(ExceptionObject* x);

    87   virtual void do_RoundFP        (RoundFP*         x);

    88   virtual void do_UnsafeGetRaw   (UnsafeGetRaw*    x);

    89   virtual void do_UnsafePutRaw   (UnsafePutRaw*    x);

    90   virtual void do_UnsafeGetObject(UnsafeGetObject* x);

    91   virtual void do_UnsafePutObject(UnsafePutObject* x);

    92   virtual void do_UnsafePrefetchRead (UnsafePrefetchRead*  x);

    93   virtual void do_UnsafePrefetchWrite(UnsafePrefetchWrite* x);

    94   virtual void do_ProfileCall    (ProfileCall*     x);

    95   virtual void do_ProfileCounter (ProfileCounter*  x);

    96 };

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