/javac_compiler/HotspotSource/JavaHotSpotSrc/src/vm/adlc/output_h.cpp

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/*

 * Copyright (c) 1998, 2010, 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.

 *

 */



// output_h.cpp - Class HPP file output routines for architecture definition

#include "adlc.hpp"





// Generate the #define that describes the number of registers.

static void defineRegCount(FILE *fp, RegisterForm *registers) {

  if (registers) {

    int regCount =  AdlcVMDeps::Physical + registers->_rdefs.count();

    fprintf(fp,"\n");

    fprintf(fp,"// the number of reserved registers + machine registers.\n");

    fprintf(fp,"#define REG_COUNT    %d\n", regCount);

  }

}



// Output enumeration of machine register numbers

// (1)

// // Enumerate machine registers starting after reserved regs.

// // in the order of occurrence in the register block.

// enum MachRegisterNumbers {

//   EAX_num = 0,

//   ...

//   _last_Mach_Reg

// }

void ArchDesc::buildMachRegisterNumbers(FILE *fp_hpp) {

  if (_register) {

    RegDef *reg_def = NULL;



    // Output a #define for the number of machine registers

    defineRegCount(fp_hpp, _register);



    // Count all the Save_On_Entry and Always_Save registers

    int    saved_on_entry = 0;

    int  c_saved_on_entry = 0;

    _register->reset_RegDefs();

    while( (reg_def = _register->iter_RegDefs()) != NULL ) {

      if( strcmp(reg_def->_callconv,"SOE") == 0 ||

          strcmp(reg_def->_callconv,"AS")  == 0 )  ++saved_on_entry;

      if( strcmp(reg_def->_c_conv,"SOE") == 0 ||

          strcmp(reg_def->_c_conv,"AS")  == 0 )  ++c_saved_on_entry;

    }

    fprintf(fp_hpp, "\n");

    fprintf(fp_hpp, "// the number of save_on_entry + always_saved registers.\n");

    fprintf(fp_hpp, "#define MAX_SAVED_ON_ENTRY_REG_COUNT    %d\n",   max(saved_on_entry,c_saved_on_entry));

    fprintf(fp_hpp, "#define     SAVED_ON_ENTRY_REG_COUNT    %d\n",   saved_on_entry);

    fprintf(fp_hpp, "#define   C_SAVED_ON_ENTRY_REG_COUNT    %d\n", c_saved_on_entry);



    // (1)

    // Build definition for enumeration of register numbers

    fprintf(fp_hpp, "\n");

    fprintf(fp_hpp, "// Enumerate machine register numbers starting after reserved regs.\n");

    fprintf(fp_hpp, "// in the order of occurrence in the register block.\n");

    fprintf(fp_hpp, "enum MachRegisterNumbers {\n");



    // Output the register number for each register in the allocation classes

    _register->reset_RegDefs();

    int i = 0;

    while( (reg_def = _register->iter_RegDefs()) != NULL ) {

      fprintf(fp_hpp,"  %s_num,\t\t// %d\n", reg_def->_regname, i++);

    }

    // Finish defining enumeration

    fprintf(fp_hpp, "  _last_Mach_Reg\t// %d\n", i);

    fprintf(fp_hpp, "};\n");

  }



  fprintf(fp_hpp, "\n// Size of register-mask in ints\n");

  fprintf(fp_hpp, "#define RM_SIZE %d\n",RegisterForm::RegMask_Size());

  fprintf(fp_hpp, "// Unroll factor for loops over the data in a RegMask\n");

  fprintf(fp_hpp, "#define FORALL_BODY ");

  int len = RegisterForm::RegMask_Size();

  for( int i = 0; i < len; i++ )

    fprintf(fp_hpp, "BODY(%d) ",i);

  fprintf(fp_hpp, "\n\n");



  fprintf(fp_hpp,"class RegMask;\n");

  // All RegMasks are declared "extern const ..." in ad_<arch>.hpp

  // fprintf(fp_hpp,"extern RegMask STACK_OR_STACK_SLOTS_mask;\n\n");

}





// Output enumeration of machine register encodings

// (2)

// // Enumerate machine registers starting after reserved regs.

// // in the order of occurrence in the alloc_class(es).

// enum MachRegisterEncodes {

//   EAX_enc = 0x00,

//   ...

// }

void ArchDesc::buildMachRegisterEncodes(FILE *fp_hpp) {

  if (_register) {

    RegDef *reg_def = NULL;

    RegDef *reg_def_next = NULL;



    // (2)

    // Build definition for enumeration of encode values

    fprintf(fp_hpp, "\n");

    fprintf(fp_hpp, "// Enumerate machine registers starting after reserved regs.\n");

    fprintf(fp_hpp, "// in the order of occurrence in the alloc_class(es).\n");

    fprintf(fp_hpp, "enum MachRegisterEncodes {\n");



    // Output the register encoding for each register in the allocation classes

    _register->reset_RegDefs();

    reg_def_next = _register->iter_RegDefs();

    while( (reg_def = reg_def_next) != NULL ) {

      reg_def_next = _register->iter_RegDefs();

      fprintf(fp_hpp,"  %s_enc = %s%s\n",

              reg_def->_regname, reg_def->register_encode(), reg_def_next == NULL? "" : "," );

    }

    // Finish defining enumeration

    fprintf(fp_hpp, "};\n");



  } // Done with register form

}





// Declare an array containing the machine register names, strings.

static void declareRegNames(FILE *fp, RegisterForm *registers) {

  if (registers) {

//    fprintf(fp,"\n");

//    fprintf(fp,"// An array of character pointers to machine register names.\n");

//    fprintf(fp,"extern const char *regName[];\n");

  }

}



// Declare an array containing the machine register sizes in 32-bit words.

void ArchDesc::declareRegSizes(FILE *fp) {

// regSize[] is not used

}



// Declare an array containing the machine register encoding values

static void declareRegEncodes(FILE *fp, RegisterForm *registers) {

  if (registers) {

    // // //

    // fprintf(fp,"\n");

    // fprintf(fp,"// An array containing the machine register encode values\n");

    // fprintf(fp,"extern const char  regEncode[];\n");

  }

}





// ---------------------------------------------------------------------------

//------------------------------Utilities to build Instruction Classes--------

// ---------------------------------------------------------------------------

static void out_RegMask(FILE *fp) {

  fprintf(fp,"  virtual const RegMask &out_RegMask() const;\n");

}



// ---------------------------------------------------------------------------

//--------Utilities to build MachOper and MachNode derived Classes------------

// ---------------------------------------------------------------------------



//------------------------------Utilities to build Operand Classes------------

static void in_RegMask(FILE *fp) {

  fprintf(fp,"  virtual const RegMask *in_RegMask(int index) const;\n");

}



static void declare_hash(FILE *fp) {

  fprintf(fp,"  virtual uint           hash() const;\n");

}



static void declare_cmp(FILE *fp) {

  fprintf(fp,"  virtual uint           cmp( const MachOper &oper ) const;\n");

}



static void declareConstStorage(FILE *fp, FormDict &globals, OperandForm *oper) {

  int i = 0;

  Component *comp;



  if (oper->num_consts(globals) == 0) return;

  // Iterate over the component list looking for constants

  oper->_components.reset();

  if ((comp = oper->_components.iter()) == NULL) {

    assert(oper->num_consts(globals) == 1, "Bad component list detected.\n");

    const char *type = oper->ideal_type(globals);

    if (!strcmp(type, "ConI")) {

      if (i > 0) fprintf(fp,", ");

      fprintf(fp,"  int32          _c%d;\n", i);

    }

    else if (!strcmp(type, "ConP")) {

      if (i > 0) fprintf(fp,", ");

      fprintf(fp,"  const TypePtr *_c%d;\n", i);

    }

    else if (!strcmp(type, "ConN")) {

      if (i > 0) fprintf(fp,", ");

      fprintf(fp,"  const TypeNarrowOop *_c%d;\n", i);

    }

    else if (!strcmp(type, "ConL")) {

      if (i > 0) fprintf(fp,", ");

      fprintf(fp,"  jlong          _c%d;\n", i);

    }

    else if (!strcmp(type, "ConF")) {

      if (i > 0) fprintf(fp,", ");

      fprintf(fp,"  jfloat         _c%d;\n", i);

    }

    else if (!strcmp(type, "ConD")) {

      if (i > 0) fprintf(fp,", ");

      fprintf(fp,"  jdouble        _c%d;\n", i);

    }

    else if (!strcmp(type, "Bool")) {

      fprintf(fp,"private:\n");

      fprintf(fp,"  BoolTest::mask _c%d;\n", i);

      fprintf(fp,"public:\n");

    }

    else {

      assert(0, "Non-constant operand lacks component list.");

    }

  } // end if NULL

  else {

    oper->_components.reset();

    while ((comp = oper->_components.iter()) != NULL) {

      if (!strcmp(comp->base_type(globals), "ConI")) {

        fprintf(fp,"  jint             _c%d;\n", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConP")) {

        fprintf(fp,"  const TypePtr *_c%d;\n", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConN")) {

        fprintf(fp,"  const TypePtr *_c%d;\n", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConL")) {

        fprintf(fp,"  jlong            _c%d;\n", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConF")) {

        fprintf(fp,"  jfloat           _c%d;\n", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConD")) {

        fprintf(fp,"  jdouble          _c%d;\n", i);

        i++;

      }

    }

  }

}



// Declare constructor.

// Parameters start with condition code, then all other constants

//

// (0) public:

// (1)  MachXOper(int32 ccode, int32 c0, int32 c1, ..., int32 cn)

// (2)     : _ccode(ccode), _c0(c0), _c1(c1), ..., _cn(cn) { }

//

static void defineConstructor(FILE *fp, const char *name, uint num_consts,

                              ComponentList &lst, bool is_ideal_bool,

                              Form::DataType constant_type, FormDict &globals) {

  fprintf(fp,"public:\n");

  // generate line (1)

  fprintf(fp,"  %sOper(", name);

  if( num_consts == 0 ) {

    fprintf(fp,") {}\n");

    return;

  }



  // generate parameters for constants

  uint i = 0;

  Component *comp;

  lst.reset();

  if ((comp = lst.iter()) == NULL) {

    assert(num_consts == 1, "Bad component list detected.\n");

    switch( constant_type ) {

    case Form::idealI : {

      fprintf(fp,is_ideal_bool ? "BoolTest::mask c%d" : "int32 c%d", i);

      break;

    }

    case Form::idealN : { fprintf(fp,"const TypeNarrowOop *c%d", i); break; }

    case Form::idealP : { fprintf(fp,"const TypePtr *c%d", i); break; }

    case Form::idealL : { fprintf(fp,"jlong c%d", i);   break;        }

    case Form::idealF : { fprintf(fp,"jfloat c%d", i);  break;        }

    case Form::idealD : { fprintf(fp,"jdouble c%d", i); break;        }

    default:

      assert(!is_ideal_bool, "Non-constant operand lacks component list.");

      break;

    }

  } // end if NULL

  else {

    lst.reset();

    while((comp = lst.iter()) != NULL) {

      if (!strcmp(comp->base_type(globals), "ConI")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"int32 c%d", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConP")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"const TypePtr *c%d", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConN")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"const TypePtr *c%d", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConL")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"jlong c%d", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConF")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"jfloat c%d", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "ConD")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"jdouble c%d", i);

        i++;

      }

      else if (!strcmp(comp->base_type(globals), "Bool")) {

        if (i > 0) fprintf(fp,", ");

        fprintf(fp,"BoolTest::mask c%d", i);

        i++;

      }

    }

  }

  // finish line (1) and start line (2)

  fprintf(fp,")  : ");

  // generate initializers for constants

  i = 0;

  fprintf(fp,"_c%d(c%d)", i, i);

  for( i = 1; i < num_consts; ++i) {

    fprintf(fp,", _c%d(c%d)", i, i);

  }

  // The body for the constructor is empty

  fprintf(fp," {}\n");

}



// ---------------------------------------------------------------------------

// Utilities to generate format rules for machine operands and instructions

// ---------------------------------------------------------------------------



// Generate the format rule for condition codes

static void defineCCodeDump(OperandForm* oper, FILE *fp, int i) {

  assert(oper != NULL, "what");

  CondInterface* cond = oper->_interface->is_CondInterface();

  fprintf(fp, "         if( _c%d == BoolTest::eq ) st->print(\"%s\");\n",i,cond->_equal_format);

  fprintf(fp, "    else if( _c%d == BoolTest::ne ) st->print(\"%s\");\n",i,cond->_not_equal_format);

  fprintf(fp, "    else if( _c%d == BoolTest::le ) st->print(\"%s\");\n",i,cond->_less_equal_format);

  fprintf(fp, "    else if( _c%d == BoolTest::ge ) st->print(\"%s\");\n",i,cond->_greater_equal_format);

  fprintf(fp, "    else if( _c%d == BoolTest::lt ) st->print(\"%s\");\n",i,cond->_less_format);

  fprintf(fp, "    else if( _c%d == BoolTest::gt ) st->print(\"%s\");\n",i,cond->_greater_format);

}



// Output code that dumps constant values, increment "i" if type is constant

static uint dump_spec_constant(FILE *fp, const char *ideal_type, uint i, OperandForm* oper) {

  if (!strcmp(ideal_type, "ConI")) {

    fprintf(fp,"   st->print(\"#%%d\", _c%d);\n", i);

    ++i;

  }

  else if (!strcmp(ideal_type, "ConP")) {

    fprintf(fp,"    _c%d->dump_on(st);\n", i);

    ++i;

  }

  else if (!strcmp(ideal_type, "ConN")) {

    fprintf(fp,"    _c%d->dump_on(st);\n", i);

    ++i;

  }

  else if (!strcmp(ideal_type, "ConL")) {

    fprintf(fp,"    st->print(\"#\" INT64_FORMAT, _c%d);\n", i);

    ++i;

  }

  else if (!strcmp(ideal_type, "ConF")) {

    fprintf(fp,"    st->print(\"#%%f\", _c%d);\n", i);

    ++i;

  }

  else if (!strcmp(ideal_type, "ConD")) {

    fprintf(fp,"    st->print(\"#%%f\", _c%d);\n", i);

    ++i;

  }

  else if (!strcmp(ideal_type, "Bool")) {

    defineCCodeDump(oper, fp,i);

    ++i;

  }



  return i;

}



// Generate the format rule for an operand

void gen_oper_format(FILE *fp, FormDict &globals, OperandForm &oper, bool for_c_file = false) {

  if (!for_c_file) {

    // invoked after output #ifndef PRODUCT to ad_<arch>.hpp

    // compile the bodies separately, to cut down on recompilations

    fprintf(fp,"  virtual void           int_format(PhaseRegAlloc *ra, const MachNode *node, outputStream *st) const;\n");

    fprintf(fp,"  virtual void           ext_format(PhaseRegAlloc *ra, const MachNode *node, int idx, outputStream *st) const;\n");

    return;

  }



  // Local pointer indicates remaining part of format rule

  uint  idx = 0;                   // position of operand in match rule



  // Generate internal format function, used when stored locally

  fprintf(fp, "\n#ifndef PRODUCT\n");

  fprintf(fp,"void %sOper::int_format(PhaseRegAlloc *ra, const MachNode *node, outputStream *st) const {\n", oper._ident);

  // Generate the user-defined portion of the format

  if (oper._format) {

    if ( oper._format->_strings.count() != 0 ) {

      // No initialization code for int_format



      // Build the format from the entries in strings and rep_vars

      const char  *string  = NULL;

      oper._format->_rep_vars.reset();

      oper._format->_strings.reset();

      while ( (string = oper._format->_strings.iter()) != NULL ) {

        fprintf(fp,"  ");



        // Check if this is a standard string or a replacement variable

        if ( string != NameList::_signal ) {

          // Normal string

          // Pass through to st->print

          fprintf(fp,"st->print(\"%s\");\n", string);

        } else {

          // Replacement variable

          const char *rep_var = oper._format->_rep_vars.iter();

          // Check that it is a local name, and an operand

          const Form* form = oper._localNames[rep_var];

          if (form == NULL) {

            globalAD->syntax_err(oper._linenum,

                                 "\'%s\' not found in format for %s\n", rep_var, oper._ident);

            assert(form, "replacement variable was not found in local names");

          }

          OperandForm *op      = form->is_operand();

          // Get index if register or constant

          if ( op->_matrule && op->_matrule->is_base_register(globals) ) {

            idx  = oper.register_position( globals, rep_var);

          }

          else if (op->_matrule && op->_matrule->is_base_constant(globals)) {

            idx  = oper.constant_position( globals, rep_var);

          } else {

            idx = 0;

          }



          // output invocation of "$..."s format function

          if ( op != NULL )   op->int_format(fp, globals, idx);



          if ( idx == -1 ) {

            fprintf(stderr,

                    "Using a name, %s, that isn't in match rule\n", rep_var);

            assert( strcmp(op->_ident,"label")==0, "Unimplemented");

          }

        } // Done with a replacement variable

      } // Done with all format strings

    } else {

      // Default formats for base operands (RegI, RegP, ConI, ConP, ...)

      oper.int_format(fp, globals, 0);

    }



  } else { // oper._format == NULL

    // Provide a few special case formats where the AD writer cannot.

    if ( strcmp(oper._ident,"Universe")==0 ) {

      fprintf(fp, "  st->print(\"$$univ\");\n");

    }

    // labelOper::int_format is defined in ad_<...>.cpp

  }

  // ALWAYS! Provide a special case output for condition codes.

  if( oper.is_ideal_bool() ) {

    defineCCodeDump(&oper, fp,0);

  }

  fprintf(fp,"}\n");



  // Generate external format function, when data is stored externally

  fprintf(fp,"void %sOper::ext_format(PhaseRegAlloc *ra, const MachNode *node, int idx, outputStream *st) const {\n", oper._ident);

  // Generate the user-defined portion of the format

  if (oper._format) {

    if ( oper._format->_strings.count() != 0 ) {



      // Check for a replacement string "$..."

      if ( oper._format->_rep_vars.count() != 0 ) {

        // Initialization code for ext_format

      }



      // Build the format from the entries in strings and rep_vars

      const char  *string  = NULL;

      oper._format->_rep_vars.reset();

      oper._format->_strings.reset();

      while ( (string = oper._format->_strings.iter()) != NULL ) {

        fprintf(fp,"  ");



        // Check if this is a standard string or a replacement variable

        if ( string != NameList::_signal ) {

          // Normal string

          // Pass through to st->print

          fprintf(fp,"st->print(\"%s\");\n", string);

        } else {

          // Replacement variable

          const char *rep_var = oper._format->_rep_vars.iter();

         // Check that it is a local name, and an operand

          const Form* form = oper._localNames[rep_var];

          if (form == NULL) {

            globalAD->syntax_err(oper._linenum,

                                 "\'%s\' not found in format for %s\n", rep_var, oper._ident);

            assert(form, "replacement variable was not found in local names");

          }

          OperandForm *op      = form->is_operand();

          // Get index if register or constant

          if ( op->_matrule && op->_matrule->is_base_register(globals) ) {

            idx  = oper.register_position( globals, rep_var);

          }

          else if (op->_matrule && op->_matrule->is_base_constant(globals)) {

            idx  = oper.constant_position( globals, rep_var);

          } else {

            idx = 0;

          }

          // output invocation of "$..."s format function

          if ( op != NULL )   op->ext_format(fp, globals, idx);



          // Lookup the index position of the replacement variable

          idx      = oper._components.operand_position_format(rep_var);

          if ( idx == -1 ) {

            fprintf(stderr,

                    "Using a name, %s, that isn't in match rule\n", rep_var);

            assert( strcmp(op->_ident,"label")==0, "Unimplemented");

          }

        } // Done with a replacement variable

      } // Done with all format strings



    } else {

      // Default formats for base operands (RegI, RegP, ConI, ConP, ...)

      oper.ext_format(fp, globals, 0);

    }

  } else { // oper._format == NULL

    // Provide a few special case formats where the AD writer cannot.

    if ( strcmp(oper._ident,"Universe")==0 ) {

      fprintf(fp, "  st->print(\"$$univ\");\n");

    }

    // labelOper::ext_format is defined in ad_<...>.cpp

  }

  // ALWAYS! Provide a special case output for condition codes.

  if( oper.is_ideal_bool() ) {

    defineCCodeDump(&oper, fp,0);

  }

  fprintf(fp, "}\n");

  fprintf(fp, "#endif\n");

}





// Generate the format rule for an instruction

void gen_inst_format(FILE *fp, FormDict &globals, InstructForm &inst, bool for_c_file = false) {

  if (!for_c_file) {

    // compile the bodies separately, to cut down on recompilations

    // #ifndef PRODUCT region generated by caller

    fprintf(fp,"  virtual void           format(PhaseRegAlloc *ra, outputStream *st) const;\n");

    return;

  }



  // Define the format function

  fprintf(fp, "#ifndef PRODUCT\n");

  fprintf(fp, "void %sNode::format(PhaseRegAlloc *ra, outputStream *st) const {\n", inst._ident);



  // Generate the user-defined portion of the format

  if( inst._format ) {

    // If there are replacement variables,

    // Generate index values needed for determining the operand position

    if( inst._format->_rep_vars.count() )

      inst.index_temps(fp, globals);



    // Build the format from the entries in strings and rep_vars

    const char  *string  = NULL;

    inst._format->_rep_vars.reset();

    inst._format->_strings.reset();

    while( (string = inst._format->_strings.iter()) != NULL ) {

      fprintf(fp,"    ");

      // Check if this is a standard string or a replacement variable

      if( string == NameList::_signal ) { // Replacement variable

        const char* rep_var =  inst._format->_rep_vars.iter();

        inst.rep_var_format( fp, rep_var);

      } else if( string == NameList::_signal3 ) { // Replacement variable in raw text

        const char* rep_var =  inst._format->_rep_vars.iter();

        const Form *form   = inst._localNames[rep_var];

        if (form == NULL) {

          fprintf(stderr, "unknown replacement variable in format statement: '%s'\n", rep_var);

          assert(false, "ShouldNotReachHere()");

        }

        OpClassForm *opc   = form->is_opclass();

        assert( opc, "replacement variable was not found in local names");

        // Lookup the index position of the replacement variable

        int idx  = inst.operand_position_format(rep_var);

        if ( idx == -1 ) {

          assert( strcmp(opc->_ident,"label")==0, "Unimplemented");

          assert( false, "ShouldNotReachHere()");

        }



        if (inst.is_noninput_operand(idx)) {

          assert( false, "ShouldNotReachHere()");

        } else {

          // Output the format call for this operand

          fprintf(fp,"opnd_array(%d)",idx);

        }

        rep_var =  inst._format->_rep_vars.iter();

        inst._format->_strings.iter();

        if ( strcmp(rep_var,"$constant") == 0 && opc->is_operand()) {

          Form::DataType constant_type = form->is_operand()->is_base_constant(globals);

          if ( constant_type == Form::idealD ) {

            fprintf(fp,"->constantD()");

          } else if ( constant_type == Form::idealF ) {

            fprintf(fp,"->constantF()");

          } else if ( constant_type == Form::idealL ) {

            fprintf(fp,"->constantL()");

          } else {

            fprintf(fp,"->constant()");

          }

        } else if ( strcmp(rep_var,"$cmpcode") == 0) {

            fprintf(fp,"->ccode()");

        } else {

          assert( false, "ShouldNotReachHere()");

        }

      } else if( string == NameList::_signal2 ) // Raw program text

        fputs(inst._format->_strings.iter(), fp);

      else

        fprintf(fp,"st->print(\"%s\");\n", string);

    } // Done with all format strings

  } // Done generating the user-defined portion of the format



  // Add call debug info automatically

  Form::CallType call_type = inst.is_ideal_call();

  if( call_type != Form::invalid_type ) {

    switch( call_type ) {

    case Form::JAVA_DYNAMIC:

      fprintf(fp,"    _method->print_short_name();\n");

      break;

    case Form::JAVA_STATIC:

      fprintf(fp,"    if( _method ) _method->print_short_name(st); else st->print(\" wrapper for: %%s\", _name);\n");

      fprintf(fp,"    if( !_method ) dump_trap_args(st);\n");

      break;

    case Form::JAVA_COMPILED:

    case Form::JAVA_INTERP:

      break;

    case Form::JAVA_RUNTIME:

    case Form::JAVA_LEAF:

    case Form::JAVA_NATIVE:

      fprintf(fp,"    st->print(\" %%s\", _name);");

      break;

    default:

      assert(0,"ShouldNotReacHere");

    }

    fprintf(fp,  "    st->print_cr(\"\");\n" );

    fprintf(fp,  "    if (_jvms) _jvms->format(ra, this, st); else st->print_cr(\"        No JVM State Info\");\n" );

    fprintf(fp,  "    st->print(\"        # \");\n" );

    fprintf(fp,  "    if( _jvms ) _oop_map->print_on(st);\n");

  }

  else if(inst.is_ideal_safepoint()) {

    fprintf(fp,  "    st->print(\"\");\n" );

    fprintf(fp,  "    if (_jvms) _jvms->format(ra, this, st); else st->print_cr(\"        No JVM State Info\");\n" );

    fprintf(fp,  "    st->print(\"        # \");\n" );

    fprintf(fp,  "    if( _jvms ) _oop_map->print_on(st);\n");

  }

  else if( inst.is_ideal_if() ) {

    fprintf(fp,  "    st->print(\"  P=%%f C=%%f\",_prob,_fcnt);\n" );

  }

  else if( inst.is_ideal_mem() ) {

    // Print out the field name if available to improve readability

    fprintf(fp,  "    if (ra->C->alias_type(adr_type())->field() != NULL) {\n");

    fprintf(fp,  "      st->print(\" ! Field \");\n");

    fprintf(fp,  "      if( ra->C->alias_type(adr_type())->is_volatile() )\n");

    fprintf(fp,  "        st->print(\" Volatile\");\n");

    fprintf(fp,  "      ra->C->alias_type(adr_type())->field()->holder()->name()->print_symbol_on(st);\n");

    fprintf(fp,  "      st->print(\".\");\n");

    fprintf(fp,  "      ra->C->alias_type(adr_type())->field()->name()->print_symbol_on(st);\n");

    fprintf(fp,  "    } else\n");

    // Make sure 'Volatile' gets printed out

    fprintf(fp,  "    if( ra->C->alias_type(adr_type())->is_volatile() )\n");

    fprintf(fp,  "      st->print(\" Volatile!\");\n");

  }



  // Complete the definition of the format function

  fprintf(fp, "  }\n#endif\n");

}



static bool is_non_constant(char* x) {

  // Tells whether the string (part of an operator interface) is non-constant.

  // Simply detect whether there is an occurrence of a formal parameter,

  // which will always begin with '$'.

  return strchr(x, '$') == 0;

}



void ArchDesc::declare_pipe_classes(FILE *fp_hpp) {

  if (!_pipeline)

    return;



  fprintf(fp_hpp, "\n");

  fprintf(fp_hpp, "// Pipeline_Use_Cycle_Mask Class\n");

  fprintf(fp_hpp, "class Pipeline_Use_Cycle_Mask {\n");



  if (_pipeline->_maxcycleused <=

#ifdef SPARC

    64

#else

    32

#endif

      ) {

    fprintf(fp_hpp, "protected:\n");

    fprintf(fp_hpp, "  %s _mask;\n\n", _pipeline->_maxcycleused <= 32 ? "uint" : "uint64_t" );

    fprintf(fp_hpp, "public:\n");

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask() : _mask(0) {}\n\n");

    if (_pipeline->_maxcycleused <= 32)

      fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask(uint mask) : _mask(mask) {}\n\n");

    else {

      fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask(uint mask1, uint mask2) : _mask((((uint64_t)mask1) << 32) | mask2) {}\n\n");

      fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask(uint64_t mask) : _mask(mask) {}\n\n");

    }

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask& operator=(const Pipeline_Use_Cycle_Mask &in) {\n");

    fprintf(fp_hpp, "    _mask = in._mask;\n");

    fprintf(fp_hpp, "    return *this;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  bool overlaps(const Pipeline_Use_Cycle_Mask &in2) const {\n");

    fprintf(fp_hpp, "    return ((_mask & in2._mask) != 0);\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask& operator<<=(int n) {\n");

    fprintf(fp_hpp, "    _mask <<= n;\n");

    fprintf(fp_hpp, "    return *this;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  void Or(const Pipeline_Use_Cycle_Mask &in2) {\n");

    fprintf(fp_hpp, "    _mask |= in2._mask;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  friend Pipeline_Use_Cycle_Mask operator&(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n");

    fprintf(fp_hpp, "  friend Pipeline_Use_Cycle_Mask operator|(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n\n");

  }

  else {

    fprintf(fp_hpp, "protected:\n");

    uint masklen = (_pipeline->_maxcycleused + 31) >> 5;

    uint l;

    fprintf(fp_hpp, "  uint ");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "_mask%d%s", l, l < masklen ? ", " : ";\n\n");

    fprintf(fp_hpp, "public:\n");

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask() : ");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "_mask%d(0)%s", l, l < masklen ? ", " : " {}\n\n");

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask(");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "uint mask%d%s", l, l < masklen ? ", " : ") : ");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "_mask%d(mask%d)%s", l, l, l < masklen ? ", " : " {}\n\n");



    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask& operator=(const Pipeline_Use_Cycle_Mask &in) {\n");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "    _mask%d = in._mask%d;\n", l, l);

    fprintf(fp_hpp, "    return *this;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask intersect(const Pipeline_Use_Cycle_Mask &in2) {\n");

    fprintf(fp_hpp, "    Pipeline_Use_Cycle_Mask out;\n");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "    out._mask%d = _mask%d & in2._mask%d;\n", l, l, l);

    fprintf(fp_hpp, "    return out;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  bool overlaps(const Pipeline_Use_Cycle_Mask &in2) const {\n");

    fprintf(fp_hpp, "    return (");

    for (l = 1; l <= masklen; l++)

      fprintf(fp_hpp, "((_mask%d & in2._mask%d) != 0)%s", l, l, l < masklen ? " || " : "");

    fprintf(fp_hpp, ") ? true : false;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask& operator<<=(int n) {\n");

    fprintf(fp_hpp, "    if (n >= 32)\n");

    fprintf(fp_hpp, "      do {\n       ");

    for (l = masklen; l > 1; l--)

      fprintf(fp_hpp, " _mask%d = _mask%d;", l, l-1);

    fprintf(fp_hpp, " _mask%d = 0;\n", 1);

    fprintf(fp_hpp, "      } while ((n -= 32) >= 32);\n\n");

    fprintf(fp_hpp, "    if (n > 0) {\n");

    fprintf(fp_hpp, "      uint m = 32 - n;\n");

    fprintf(fp_hpp, "      uint mask = (1 << n) - 1;\n");

    fprintf(fp_hpp, "      uint temp%d = mask & (_mask%d >> m); _mask%d <<= n;\n", 2, 1, 1);

    for (l = 2; l < masklen; l++) {

      fprintf(fp_hpp, "      uint temp%d = mask & (_mask%d >> m); _mask%d <<= n; _mask%d |= temp%d;\n", l+1, l, l, l, l);

    }

    fprintf(fp_hpp, "      _mask%d <<= n; _mask%d |= temp%d;\n", masklen, masklen, masklen);

    fprintf(fp_hpp, "    }\n");



    fprintf(fp_hpp, "    return *this;\n");

    fprintf(fp_hpp, "  }\n\n");

    fprintf(fp_hpp, "  void Or(const Pipeline_Use_Cycle_Mask &);\n\n");

    fprintf(fp_hpp, "  friend Pipeline_Use_Cycle_Mask operator&(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n");

    fprintf(fp_hpp, "  friend Pipeline_Use_Cycle_Mask operator|(const Pipeline_Use_Cycle_Mask &, const Pipeline_Use_Cycle_Mask &);\n\n");

  }



  fprintf(fp_hpp, "  friend class Pipeline_Use;\n\n");

  fprintf(fp_hpp, "  friend class Pipeline_Use_Element;\n\n");

  fprintf(fp_hpp, "};\n\n");



  uint rescount = 0;

  const char *resource;



  for ( _pipeline->_reslist.reset(); (resource = _pipeline->_reslist.iter()) != NULL; ) {

      int mask = _pipeline->_resdict[resource]->is_resource()->mask();

      if ((mask & (mask-1)) == 0)

        rescount++;

    }



  fprintf(fp_hpp, "// Pipeline_Use_Element Class\n");

  fprintf(fp_hpp, "class Pipeline_Use_Element {\n");

  fprintf(fp_hpp, "protected:\n");

  fprintf(fp_hpp, "  // Mask of used functional units\n");

  fprintf(fp_hpp, "  uint _used;\n\n");

  fprintf(fp_hpp, "  // Lower and upper bound of functional unit number range\n");

  fprintf(fp_hpp, "  uint _lb, _ub;\n\n");

  fprintf(fp_hpp, "  // Indicates multiple functionals units available\n");

  fprintf(fp_hpp, "  bool _multiple;\n\n");

  fprintf(fp_hpp, "  // Mask of specific used cycles\n");

  fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask _mask;\n\n");

  fprintf(fp_hpp, "public:\n");

  fprintf(fp_hpp, "  Pipeline_Use_Element() {}\n\n");

  fprintf(fp_hpp, "  Pipeline_Use_Element(uint used, uint lb, uint ub, bool multiple, Pipeline_Use_Cycle_Mask mask)\n");

  fprintf(fp_hpp, "  : _used(used), _lb(lb), _ub(ub), _multiple(multiple), _mask(mask) {}\n\n");

  fprintf(fp_hpp, "  uint used() const { return _used; }\n\n");

  fprintf(fp_hpp, "  uint lowerBound() const { return _lb; }\n\n");

  fprintf(fp_hpp, "  uint upperBound() const { return _ub; }\n\n");

  fprintf(fp_hpp, "  bool multiple() const { return _multiple; }\n\n");

  fprintf(fp_hpp, "  Pipeline_Use_Cycle_Mask mask() const { return _mask; }\n\n");

  fprintf(fp_hpp, "  bool overlaps(const Pipeline_Use_Element &in2) const {\n");

  fprintf(fp_hpp, "    return ((_used & in2._used) != 0 && _mask.overlaps(in2._mask));\n");

  fprintf(fp_hpp, "  }\n\n");

  fprintf(fp_hpp, "  void step(uint cycles) {\n");

  fprintf(fp_hpp, "    _used = 0;\n");

  fprintf(fp_hpp, "    _mask <<= cycles;\n");

  fprintf(fp_hpp, "  }\n\n");

  fprintf(fp_hpp, "  friend class Pipeline_Use;\n");

  fprintf(fp_hpp, "};\n\n");



  fprintf(fp_hpp, "// Pipeline_Use Class\n");

  fprintf(fp_hpp, "class Pipeline_Use {\n");

  fprintf(fp_hpp, "protected:\n");

  fprintf(fp_hpp, "  // These resources can be used\n");

  fprintf(fp_hpp, "  uint _resources_used;\n\n");

  fprintf(fp_hpp, "  // These resources are used; excludes multiple choice functional units\n");

  fprintf(fp_hpp, "  uint _resources_used_exclusively;\n\n");

  fprintf(fp_hpp, "  // Number of elements\n");

  fprintf(fp_hpp, "  uint _count;\n\n");

  fprintf(fp_hpp, "  // This is the array of Pipeline_Use_Elements\n");

  fprintf(fp_hpp, "  Pipeline_Use_Element * _elements;\n\n");

  fprintf(fp_hpp, "public:\n");

  fprintf(fp_hpp, "  Pipeline_Use(uint resources_used, uint resources_used_exclusively, uint count, Pipeline_Use_Element *elements)\n");

  fprintf(fp_hpp, "  : _resources_used(resources_used)\n");

  fprintf(fp_hpp, "  , _resources_used_exclusively(resources_used_exclusively)\n");

  fprintf(fp_hpp, "  , _count(count)\n");

  fprintf(fp_hpp, "  , _elements(elements)\n");

  fprintf(fp_hpp, "  {}\n\n");

  fprintf(fp_hpp, "  uint resourcesUsed() const { return _resources_used; }\n\n");

  fprintf(fp_hpp, "  uint resourcesUsedExclusively() const { return _resources_used_exclusively; }\n\n");

  fprintf(fp_hpp, "  uint count() const { return _count; }\n\n");

  fprintf(fp_hpp, "  Pipeline_Use_Element * element(uint i) const { return &_elements[i]; }\n\n");

  fprintf(fp_hpp, "  uint full_latency(uint delay, const Pipeline_Use &pred) const;\n\n");

  fprintf(fp_hpp, "  void add_usage(const Pipeline_Use &pred);\n\n");

  fprintf(fp_hpp, "  void reset() {\n");

  fprintf(fp_hpp, "    _resources_used = _resources_used_exclusively = 0;\n");

  fprintf(fp_hpp, "  };\n\n");

  fprintf(fp_hpp, "  void step(uint cycles) {\n");

  fprintf(fp_hpp, "    reset();\n");

  fprintf(fp_hpp, "    for (uint i = 0; i < %d; i++)\n",

    rescount);

  fprintf(fp_hpp, "      (&_elements[i])->step(cycles);\n");

  fprintf(fp_hpp, "  };\n\n");

  fprintf(fp_hpp, "  static const Pipeline_Use         elaborated_use;\n");

  fprintf(fp_hpp, "  static const Pipeline_Use_Element elaborated_elements[%d];\n\n",

    rescount);

  fprintf(fp_hpp, "  friend class Pipeline;\n");

  fprintf(fp_hpp, "};\n\n");



  fprintf(fp_hpp, "// Pipeline Class\n");

  fprintf(fp_hpp, "class Pipeline {\n");

  fprintf(fp_hpp, "public:\n");



  fprintf(fp_hpp, "  static bool enabled() { return %s; }\n\n",

    _pipeline ? "true" : "false" );



  assert( _pipeline->_maxInstrsPerBundle &&

        ( _pipeline->_instrUnitSize || _pipeline->_bundleUnitSize) &&

          _pipeline->_instrFetchUnitSize &&

          _pipeline->_instrFetchUnits,

    "unspecified pipeline architecture units");



  uint unitSize = _pipeline->_instrUnitSize ? _pipeline->_instrUnitSize : _pipeline->_bundleUnitSize;



  fprintf(fp_hpp, "  enum {\n");

  fprintf(fp_hpp, "    _variable_size_instructions = %d,\n",

    _pipeline->_variableSizeInstrs ? 1 : 0);

  fprintf(fp_hpp, "    _fixed_size_instructions = %d,\n",

    _pipeline->_variableSizeInstrs ? 0 : 1);

  fprintf(fp_hpp, "    _branch_has_delay_slot = %d,\n",

    _pipeline->_branchHasDelaySlot ? 1 : 0);

  fprintf(fp_hpp, "    _max_instrs_per_bundle = %d,\n",

    _pipeline->_maxInstrsPerBundle);

  fprintf(fp_hpp, "    _max_bundles_per_cycle = %d,\n",

    _pipeline->_maxBundlesPerCycle);

  fprintf(fp_hpp, "    _max_instrs_per_cycle = %d\n",

    _pipeline->_maxBundlesPerCycle * _pipeline->_maxInstrsPerBundle);

  fprintf(fp_hpp, "  };\n\n");



  fprintf(fp_hpp, "  static bool instr_has_unit_size() { return %s; }\n\n",

    _pipeline->_instrUnitSize != 0 ? "true" : "false" );

  if( _pipeline->_bundleUnitSize != 0 )

    if( _pipeline->_instrUnitSize != 0 )

      fprintf(fp_hpp, "// Individual Instructions may be bundled together by the hardware\n\n");

    else

      fprintf(fp_hpp, "// Instructions exist only in bundles\n\n");

  else

    fprintf(fp_hpp, "// Bundling is not supported\n\n");

  if( _pipeline->_instrUnitSize != 0 )

    fprintf(fp_hpp, "  // Size of an instruction\n");

  else

    fprintf(fp_hpp, "  // Size of an individual instruction does not exist - unsupported\n");

  fprintf(fp_hpp, "  static uint instr_unit_size() {");

  if( _pipeline->_instrUnitSize == 0 )

    fprintf(fp_hpp, " assert( false, \"Instructions are only in bundles\" );");

  fprintf(fp_hpp, " return %d; };\n\n", _pipeline->_instrUnitSize);



  if( _pipeline->_bundleUnitSize != 0 )

    fprintf(fp_hpp, "  // Size of a bundle\n");

  else

    fprintf(fp_hpp, "  // Bundles do not exist - unsupported\n");

  fprintf(fp_hpp, "  static uint bundle_unit_size() {");

  if( _pipeline->_bundleUnitSize == 0 )

    fprintf(fp_hpp, " assert( false, \"Bundles are not supported\" );");

  fprintf(fp_hpp, " return %d; };\n\n", _pipeline->_bundleUnitSize);



  fprintf(fp_hpp, "  static bool requires_bundling() { return %s; }\n\n",

    _pipeline->_bundleUnitSize != 0 && _pipeline->_instrUnitSize == 0 ? "true" : "false" );



  fprintf(fp_hpp, "private:\n");

  fprintf(fp_hpp, "  Pipeline();  // Not a legal constructor\n");

  fprintf(fp_hpp, "\n");

  fprintf(fp_hpp, "  const unsigned char                   _read_stage_count;\n");

  fprintf(fp_hpp, "  const unsigned char                   _write_stage;\n");

  fprintf(fp_hpp, "  const unsigned char                   _fixed_latency;\n");

  fprintf(fp_hpp, "  const unsigned char                   _instruction_count;\n");

  fprintf(fp_hpp, "  const bool                            _has_fixed_latency;\n");

  fprintf(fp_hpp, "  const bool                            _has_branch_delay;\n");

  fprintf(fp_hpp, "  const bool                            _has_multiple_bundles;\n");

  fprintf(fp_hpp, "  const bool                            _force_serialization;\n");

  fprintf(fp_hpp, "  const bool                            _may_have_no_code;\n");

  fprintf(fp_hpp, "  const enum machPipelineStages * const _read_stages;\n");

  fprintf(fp_hpp, "  const enum machPipelineStages * const _resource_stage;\n");

  fprintf(fp_hpp, "  const uint                    * const _resource_cycles;\n");

  fprintf(fp_hpp, "  const Pipeline_Use                    _resource_use;\n");

  fprintf(fp_hpp, "\n");

  fprintf(fp_hpp, "public:\n");

  fprintf(fp_hpp, "  Pipeline(uint                            write_stage,\n");

  fprintf(fp_hpp, "           uint                            count,\n");

  fprintf(fp_hpp, "           bool                            has_fixed_latency,\n");

  fprintf(fp_hpp, "           uint                            fixed_latency,\n");

  fprintf(fp_hpp, "           uint                            instruction_count,\n");

  fprintf(fp_hpp, "           bool                            has_branch_delay,\n");

  fprintf(fp_hpp, "           bool                            has_multiple_bundles,\n");

  fprintf(fp_hpp, "           bool                            force_serialization,\n");

  fprintf(fp_hpp, "           bool                            may_have_no_code,\n");

  fprintf(fp_hpp, "           enum machPipelineStages * const dst,\n");

  fprintf(fp_hpp, "           enum machPipelineStages * const stage,\n");

  fprintf(fp_hpp, "           uint                    * const cycles,\n");

  fprintf(fp_hpp, "           Pipeline_Use                    resource_use)\n");

  fprintf(fp_hpp, "  : _write_stage(write_stage)\n");

  fprintf(fp_hpp, "  , _read_stage_count(count)\n");

  fprintf(fp_hpp, "  , _has_fixed_latency(has_fixed_latency)\n");

  fprintf(fp_hpp, "  , _fixed_latency(fixed_latency)\n");

  fprintf(fp_hpp, "  , _read_stages(dst)\n");

  fprintf(fp_hpp, "  , _resource_stage(stage)\n");

  fprintf(fp_hpp, "  , _resource_cycles(cycles)\n");

  fprintf(fp_hpp, "  , _resource_use(resource_use)\n");

  fprintf(fp_hpp, "  , _instruction_count(instruction_count)\n");

  fprintf(fp_hpp, "  , _has_branch_delay(has_branch_delay)\n");

  fprintf(fp_hpp, "  , _has_multiple_bundles(has_multiple_bundles)\n");

  fprintf(fp_hpp, "  , _force_serialization(force_serialization)\n");

  fprintf(fp_hpp, "  , _may_have_no_code(may_have_no_code)\n");

  fprintf(fp_hpp, "  {};\n");

  fprintf(fp_hpp, "\n");

  fprintf(fp_hpp, "  uint writeStage() const {\n");

  fprintf(fp_hpp, "    return (_write_stage);\n");

  fprintf(fp_hpp, "  }\n");

  fprintf(fp_hpp, "\n");

  fprintf(fp_hpp, "  enum machPipelineStages readStage(int ndx) const {\n");

  fprintf(fp_hpp, "    return (ndx < _read_stage_count ? _read_stages[ndx] : stage_undefined);");

  fprintf(fp_hpp, "  }\n\n");

  fprintf(fp_hpp, "  uint resourcesUsed() const {\n");

  fprintf(fp_hpp, "    return _resource_use.resourcesUsed();\n  }\n\n");

  fprintf(fp_hpp, "  uint resourcesUsedExclusively() const {\n");

  fprintf(fp_hpp, "    return _resource_use.resourcesUsedExclusively();\n  }\n\n");

  fprintf(fp_hpp, "  bool hasFixedLatency() const {\n");

  fprintf(fp_hpp, "    return (_has_fixed_latency);\n  }\n\n");

  fprintf(fp_hpp, "  uint fixedLatency() const {\n");

  fprintf(fp_hpp, "    return (_fixed_latency);\n  }\n\n");

  fprintf(fp_hpp, "  uint functional_unit_latency(uint start, const Pipeline *pred) const;\n\n");

  fprintf(fp_hpp, "  uint operand_latency(uint opnd, const Pipeline *pred) const;\n\n");

  fprintf(fp_hpp, "  const Pipeline_Use& resourceUse() const {\n");

  fprintf(fp_hpp, "    return (_resource_use); }\n\n");

  fprintf(fp_hpp, "  const Pipeline_Use_Element * resourceUseElement(uint i) const {\n");

  fprintf(fp_hpp, "    return (&_resource_use._elements[i]); }\n\n");

  fprintf(fp_hpp, "  uint resourceUseCount() const {\n");

  fprintf(fp_hpp, "    return (_resource_use._count); }\n\n");

  fprintf(fp_hpp, "  uint instructionCount() const {\n");

  fprintf(fp_hpp, "    return (_instruction_count); }\n\n");

  fprintf(fp_hpp, "  bool hasBranchDelay() const {\n");

  fprintf(fp_hpp, "    return (_has_branch_delay); }\n\n");

  fprintf(fp_hpp, "  bool hasMultipleBundles() const {\n");

  fprintf(fp_hpp, "    return (_has_multiple_bundles); }\n\n");

  fprintf(fp_hpp, "  bool forceSerialization() const {\n");

  fprintf(fp_hpp, "    return (_force_serialization); }\n\n");

  fprintf(fp_hpp, "  bool mayHaveNoCode() const {\n");

  fprintf(fp_hpp, "    return (_may_have_no_code); }\n\n");

  fprintf(fp_hpp, "//const Pipeline_Use_Cycle_Mask& resourceUseMask(int resource) const {\n");

  fprintf(fp_hpp, "//  return (_resource_use_masks[resource]); }\n\n");

  fprintf(fp_hpp, "\n#ifndef PRODUCT\n");

  fprintf(fp_hpp, "  static const char * stageName(uint i);\n");

  fprintf(fp_hpp, "#endif\n");

  fprintf(fp_hpp, "};\n\n");



  fprintf(fp_hpp, "// Bundle class\n");

  fprintf(fp_hpp, "class Bundle {\n");



  uint mshift = 0;

  for (uint msize = _pipeline->_maxInstrsPerBundle * _pipeline->_maxBundlesPerCycle; msize != 0; msize >>= 1)

    mshift++;



  uint rshift = rescount;



  fprintf(fp_hpp, "protected:\n");

  fprintf(fp_hpp, "  enum {\n");

  fprintf(fp_hpp, "    _unused_delay                   = 0x%x,\n", 0);

  fprintf(fp_hpp, "    _use_nop_delay                  = 0x%x,\n", 1);

  fprintf(fp_hpp, "    _use_unconditional_delay        = 0x%x,\n", 2);

  fprintf(fp_hpp, "    _use_conditional_delay          = 0x%x,\n", 3);

  fprintf(fp_hpp, "    _used_in_conditional_delay      = 0x%x,\n", 4);

  fprintf(fp_hpp, "    _used_in_unconditional_delay    = 0x%x,\n", 5);

  fprintf(fp_hpp, "    _used_in_all_conditional_delays = 0x%x,\n", 6);

  fprintf(fp_hpp, "\n");

  fprintf(fp_hpp, "    _use_delay                      = 0x%x,\n", 3);

  fprintf(fp_hpp, "    _used_in_delay                  = 0x%x\n",  4);

  fprintf(fp_hpp, "  };\n\n");

  fprintf(fp_hpp, "  uint _flags          : 3,\n");

  fprintf(fp_hpp, "       _starts_bundle  : 1,\n");

  fprintf(fp_hpp, "       _instr_count    : %d,\n",   mshift);

  fprintf(fp_hpp, "       _resources_used : %d;\n",   rshift);

  fprintf(fp_hpp, "public:\n");

  fprintf(fp_hpp, "  Bundle() : _flags(_unused_delay), _starts_bundle(0), _instr_count(0), _resources_used(0) {}\n\n");

  fprintf(fp_hpp, "  void set_instr_count(uint i) { _instr_count  = i; }\n");

  fprintf(fp_hpp, "  void set_resources_used(uint i) { _resources_used   = i; }\n");

  fprintf(fp_hpp, "  void clear_usage() { _flags = _unused_delay; }\n");

  fprintf(fp_hpp, "  void set_starts_bundle() { _starts_bundle = true; }\n");



  fprintf(fp_hpp, "  uint flags() const { return (_flags); }\n");

  fprintf(fp_hpp, "  uint instr_count() const { return (_instr_count); }\n");

  fprintf(fp_hpp, "  uint resources_used() const { return (_resources_used); }\n");

  fprintf(fp_hpp, "  bool starts_bundle() const { return (_starts_bundle != 0); }\n");



  fprintf(fp_hpp, "  void set_use_nop_delay() { _flags = _use_nop_delay; }\n");

  fprintf(fp_hpp, "  void set_use_unconditional_delay() { _flags = _use_unconditional_delay; }\n");

  fprintf(fp_hpp, "  void set_use_conditional_delay() { _flags = _use_conditional_delay; }\n");

  fprintf(fp_hpp, "  void set_used_in_unconditional_delay() { _flags = _used_in_unconditional_delay; }\n");

  fprintf(fp_hpp, "  void set_used_in_conditional_delay() { _flags = _used_in_conditional_delay; }\n");

  fprintf(fp_hpp, "  void set_used_in_all_conditional_delays() { _flags = _used_in_all_conditional_delays; }\n");



  fprintf(fp_hpp, "  bool use_nop_delay() { return (_flags == _use_nop_delay); }\n");

  fprintf(fp_hpp, "  bool use_unconditional_delay() { return (_flags == _use_unconditional_delay); }\n");

  fprintf(fp_hpp, "  bool use_conditional_delay() { return (_flags == _use_conditional_delay); }\n");

  fprintf(fp_hpp, "  bool used_in_unconditional_delay() { return (_flags == _used_in_unconditional_delay); }\n");

  fprintf(fp_hpp, "  bool used_in_conditional_delay() { return (_flags == _used_in_conditional_delay); }\n");

  fprintf(fp_hpp, "  bool used_in_all_conditional_delays() { return (_flags == _used_in_all_conditional_delays); }\n");

  fprintf(fp_hpp, "  bool use_delay() { return ((_flags & _use_delay) != 0); }\n");

  fprintf(fp_hpp, "  bool used_in_delay() { return ((_flags & _used_in_delay) != 0); }\n\n");



  fprintf(fp_hpp, "  enum {\n");

  fprintf(fp_hpp, "    _nop_count = %d\n",

    _pipeline->_nopcnt);

  fprintf(fp_hpp, "  };\n\n");

  fprintf(fp_hpp, "  static void initialize_nops(MachNode *nop_list[%d], Compile* C);\n\n",

    _pipeline->_nopcnt);

  fprintf(fp_hpp, "#ifndef PRODUCT\n");

  fprintf(fp_hpp, "  void dump() const;\n");

  fprintf(fp_hpp, "#endif\n");

  fprintf(fp_hpp, "};\n\n");



//  const char *classname;

//  for (_pipeline->_classlist.reset(); (classname = _pipeline->_classlist.iter()) != NULL; ) {

//    PipeClassForm *pipeclass = _pipeline->_classdict[classname]->is_pipeclass();

//    fprintf(fp_hpp, "// Pipeline Class Instance for \"%s\"\n", classname);

//  }

}



//------------------------------declareClasses---------------------------------

// Construct the class hierarchy of MachNode classes from the instruction &

// operand lists

void ArchDesc::declareClasses(FILE *fp) {



  // Declare…