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 /*

  * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.

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

  *

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

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

  * published by the Free Software Foundation.

  *

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

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

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

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

  * accompanied this code).

  *

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

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

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

  *

  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

  * or visit www.oracle.com if you need additional information or have any

  * questions.

  *

  */

 #ifndef SHARE_VM_C1_C1_INSTRUCTIONPRINTER_HPP

 #define SHARE_VM_C1_C1_INSTRUCTIONPRINTER_HPP

 #include "c1/c1_IR.hpp"

 #include "c1/c1_Instruction.hpp"

 #include "c1/c1_Runtime1.hpp"

 #ifndef PRODUCT

 class InstructionPrinter: public InstructionVisitor {

  private:

   outputStream* _output;

   bool _print_phis;

   enum LayoutConstants {

     bci_pos   =  2,

     use_pos   =  7,

     temp_pos  = 12,

     instr_pos = 19,

     end_pos   = 60

   };

   bool is_illegal_phi(Value v);

  public:

   InstructionPrinter(bool print_phis = true, outputStream* output = tty)

     : _print_phis(print_phis)

     , _output(output)

   {}

   outputStream* output() { return _output; }

   // helpers

   static const char* basic_type_name(BasicType type);

   static const char* cond_name(If::Condition cond);

   static const char* op_name(Bytecodes::Code op);

   bool is_phi_of_block(Value v, BlockBegin* b);

   // type-specific print functions

   void print_klass(ciKlass* klass);

   void print_object(Value obj);

   // generic print functions

   void print_temp(Value value);

   void print_field(AccessField* field);

   void print_indexed(AccessIndexed* indexed);

   void print_monitor(AccessMonitor* monitor);

   void print_op2(Op2* instr);

   void print_value(Value value);

   void print_instr(Instruction* instr);

   void print_stack(ValueStack* stack);

   void print_inline_level(BlockBegin* block);

   void print_unsafe_op(UnsafeOp* op, const char* name);

   void print_unsafe_raw_op(UnsafeRawOp* op, const char* name);

   void print_unsafe_object_op(UnsafeObjectOp* op, const char* name);

   void print_phi(int i, Value v, BlockBegin* b);

   void print_alias(Value v);

   // line printing of instructions

   void fill_to(int pos, char filler = ' ');

   void print_head();

   void print_line(Instruction* instr);

   // visitor functionality

   virtual void do_Phi            (Phi*             x);

   virtual void do_Local          (Local*           x);

   virtual void do_Constant       (Constant*        x);

   virtual void do_LoadField      (LoadField*       x);

   virtual void do_StoreField     (StoreField*      x);

   virtual void do_ArrayLength    (ArrayLength*     x);

   virtual void do_LoadIndexed    (LoadIndexed*     x);

   virtual void do_StoreIndexed   (StoreIndexed*    x);

   virtual void do_NegateOp       (NegateOp*        x);

   virtual void do_ArithmeticOp   (ArithmeticOp*    x);

   virtual void do_ShiftOp        (ShiftOp*         x);

   virtual void do_LogicOp        (LogicOp*         x);

   virtual void do_CompareOp      (CompareOp*       x);

   virtual void do_IfOp           (IfOp*            x);

   virtual void do_Convert        (Convert*         x);

   virtual void do_NullCheck      (NullCheck*       x);

   virtual void do_TypeCast       (TypeCast*        x);

   virtual void do_Invoke         (Invoke*          x);

   virtual void do_NewInstance    (NewInstance*     x);

   virtual void do_NewTypeArray   (NewTypeArray*    x);

   virtual void do_NewObjectArray (NewObjectArray*  x);

   virtual void do_NewMultiArray  (NewMultiArray*   x);

   virtual void do_CheckCast      (CheckCast*       x);

   virtual void do_InstanceOf     (InstanceOf*      x);

   virtual void do_MonitorEnter   (MonitorEnter*    x);

   virtual void do_MonitorExit    (MonitorExit*     x);

   virtual void do_Intrinsic      (Intrinsic*       x);

   virtual void do_BlockBegin     (BlockBegin*      x);

   virtual void do_Goto           (Goto*            x);

   virtual void do_If             (If*              x);

   virtual void do_IfInstanceOf   (IfInstanceOf*    x);

   virtual void do_TableSwitch    (TableSwitch*     x);

   virtual void do_LookupSwitch   (LookupSwitch*    x);

   virtual void do_Return         (Return*          x);

   virtual void do_Throw          (Throw*           x);

   virtual void do_Base           (Base*            x);

   virtual void do_OsrEntry       (OsrEntry*        x);

   virtual void do_ExceptionObject(ExceptionObject* x);

   virtual void do_RoundFP        (RoundFP*         x);

   virtual void do_UnsafeGetRaw   (UnsafeGetRaw*    x);

   virtual void do_UnsafePutRaw   (UnsafePutRaw*    x);

   virtual void do_UnsafeGetObject(UnsafeGetObject* x);

   virtual void do_UnsafePutObject(UnsafePutObject* x);

   virtual void do_UnsafeGetAndSetObject(UnsafeGetAndSetObject* x);

   virtual void do_UnsafePrefetchRead (UnsafePrefetchRead*  x);

   virtual void do_UnsafePrefetchWrite(UnsafePrefetchWrite* x);

   virtual void do_ProfileCall    (ProfileCall*     x);

   virtual void do_ProfileInvoke  (ProfileInvoke*   x);

   virtual void do_RuntimeCall    (RuntimeCall*     x);

   virtual void do_MemBar         (MemBar*          x);

   virtual void do_RangeCheckPredicate(RangeCheckPredicate* x);

   virtual void do_Assert         (Assert*          x);

 };

 #endif // PRODUCT

 #endif // SHARE_VM_C1_C1_INSTRUCTIONPRINTER_HPP