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/* -----------------------------------------------------------------------------
 *
 *  SystemC to Verilog Translator v0.3
 *  Provided by OpenSoc Design
 *
 *  www.opensocdesign.com
 *
 * -----------------------------------------------------------------------------
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 Library General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
 
 
%{
#include 
#include 
 
#include "sc2v_step1.h"
 
  int processfound = 0;
  int switchfound = 0;
  int switchparenthesis[256];
  int ifdeffound = 0;
  char *processname, *processname2;
  char *fileregs;
  char *filename;
  int openedkeys = 0;
  int newline = 0;
  int reg_found = 0;
  int regs_end;
  int i = 0;                    //for loops counter
  FILE *file;
  FILE *regs_file;
  char *regname, *regname2;
  char *lastword;               // Stores last WORD for use it in WRITE
  char *file_defines;
  FILE *FILE_DEFINES;
  char *file_writes;
  FILE *FILE_WRITES;            //FILE to store .write to know if it is a wire or reg
  int definefound = 0;
  int defineinvocationfound = 0;
  int opencorchfound = 0;
  int defineparenthesis = 0;
 
  int openedcase = 0;
 
  int default_break_found = 0;
  int default_found;
 
//Directives variables
  int translate;
  int verilog;
  int writemethod;
 
  void yyerror (const char *str)
  {
    fprintf (stderr, "error: %s\n", str);
  }
 
  int yywrap ()
  {
    return 1;
  }
 
  main ()
  {
    int i;
 
        defineslist=NULL;
        regslist=NULL;
 
        fprintf(stderr,"\nSystemC to Verilog Translator v0.3");
        fprintf(stderr,"\nProvided by OpenSoc http://www.opensocdesign.com\n\n");
        fprintf(stderr,"Parsing implementation file.......\n\n");
 
    processname = (char *) malloc (256 * sizeof (char));
    processname2 = (char *) malloc (256 * sizeof (char));
    fileregs = (char *) malloc (256 * sizeof (char));
 
    file_defines = (char *) malloc (256 * sizeof (char));
    strcpy (file_defines, (char *) "file_defines.sc2v");
    FILE_DEFINES = fopen (file_defines, (char *) "w");
 
    file_writes = (char *) malloc (256 * sizeof (char));
    strcpy (file_writes, (char *) "file_writes.sc2v");
    FILE_WRITES = fopen (file_writes, (char *) "w");
 
    lastword = (char *)malloc (sizeof (char) * 256);
 
    for (i = 0; i < 256; i++)
      switchparenthesis[i] = 0;
 
    translate = 1;
    verilog = 0;
    writemethod = 0;
 
    yyparse ();
    fclose (FILE_WRITES);
    fclose (FILE_DEFINES);
 
        fprintf(stderr,"\nDone\n\n");
  }
 
%}
 
%token NUMBER WORD SC_INT SC_UINT BOOL BIGGER LOWER OPENKEY CLOSEKEY WRITE WORD SYMBOL NEWLINE ENUM INCLUDE
%token COLON SEMICOLON RANGE OPENPAR CLOSEPAR TWODOUBLEPOINTS OPENCORCH CLOSECORCH SWITCH CASE DEFAULT BREAK
%token SC_BIGINT SC_BIGUINT HEXA DEFINE READ TRANSLATEOFF TRANSLATEON VERILOGBEGIN VERILOGEND TAB DOLLAR INTCONV
%token VOID TTRUE TFALSE
%token PIFDEF PENDDEF PELSE
 
%% commands:/* empty */
|commands command;
 
 
command:
  voidword
  |
  include
  |
  dollar
  |
  intconv
  |
  tab
  |
  read
  |
  sc_int
  |
  sc_uint
  |
  sc_bigint
  |
  sc_biguint
  |
  number
  |
  bool
  |
  word
  |
  symbol
  |
  write
  |
  newline
  |
  openkey
  |
  closekey
  |
  colon
  |
  semicolon
  |
  range
  |
  openpar
  |
  closepar
  |
  void
  |
  opencorch
  |
  closecorch
  |
  bigger
  |
  lower
  |
  switch
  |
  case_only
  |
  case_number
  |
  case_word
  |
  case_default
  |
  break
  |
  hexa
  |
  definemacro
  |
  defineword
  |
  definenumber
  |
  translateoff
  |
  translateon
  |
  verilogbegin
  |
  verilogend
  |
  ifdef
  |
  endif
  |
  pelse
  |
  ttrue
  |
  tfalse;
 
 
 
voidword:
VOID
{
  defineparenthesis = 0;
  if (verilog == 1)
    fprintf (file, " void");
};
 
 
include:
INCLUDE
{
  defineparenthesis = 0;
  if (verilog == 1)
    fprintf (file, " #include");
};
 
 
dollar:
DOLLAR
{
  defineparenthesis = 0;
  if (verilog == 1)
    fprintf (file, " $");
};
 
intconv:
INTCONV
{
  defineparenthesis = 0;
  if (verilog == 1)
    fprintf (file, " (int)");
};
 
tab:
TAB
{
  defineparenthesis = 0;
  if (verilog == 1)
    fprintf (file, " \t");
};
 
read:
READ OPENPAR CLOSEPAR
{
  defineparenthesis = 0;
  if (verilog == 1)
    fprintf (file, ".read()");
 
}
 
defineword:
DEFINE WORD WORD
{
 
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "`define %s %s\n", (char *) $2, (char *) $3);
          defineslist=InsertDefine(defineslist,(char *)$2);
        }
      else
        {
          fprintf (FILE_DEFINES, "`define %s %s\n", (char *) $2, (char *) $3);
          defineslist=InsertDefine(defineslist,(char *)$2);
        }
    }
  else if (verilog == 1)
    fprintf (file, "#define %s %s\n", (char *) $2, (char *) $3);
 
};
 
definenumber:
DEFINE WORD NUMBER
{
 
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "`define %s %d\n", (char *) $2, (int) $3);
          defineslist=InsertDefine(defineslist,(char *)$2);
        }
      else
        {
          fprintf (FILE_DEFINES, "`define %s %d\n", (char *) $2, (int) $3);
      defineslist=InsertDefine(defineslist,(char *)$2);
        }
    }
  else if (verilog == 1)
    fprintf (file, "#define %s %d\n", (char *) $2, (int) $3);
 
};
 
 
definemacro:
DEFINE WORD OPENPAR CLOSEPAR
{
 
 
  defineparenthesis = 0;
  //Macro found
  if (translate == 1 && verilog == 0)
    {
          defineslist=InsertDefine(defineslist,(char *)$2);
 
      definefound = 1;
      if (processfound)
        fprintf (file, "`define %s ", (char *) $2);
      else
        fprintf (FILE_DEFINES, "`define %s ", (char *) $2);
    }
  else if (verilog == 1)
    fprintf (file, "#define %s ()", (char *) $2);
}
 
void:
WORD TWODOUBLEPOINTS WORD OPENPAR CLOSEPAR
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      strcpy (processname, (char *) $4);
      strcpy (processname2, (char *) $4);
      strcat (processname2, (char *) ".sc2v");
      strcpy (fileregs, (char *) $4);
      strcat (fileregs, (char *) "_regs.sc2v");
    }
  else if (verilog == 1)
    fprintf (file, " %s::%s()", (char *) $1, (char *) $3);
 
}
 
sc_int:
SC_INT LOWER NUMBER BIGGER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (regs_file, "reg[%d:0] ", (-1 + $3));
          reg_found = 1;
        }
    }
  else if (verilog == 1)
    fprintf (file, "sc_int<%d>", $3);
 
}
 
;
 
sc_uint:
SC_UINT LOWER NUMBER BIGGER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (regs_file, "reg[%d:0] ", (-1 + $3));
          reg_found = 1;
        }
    }
  else if (verilog == 1)
    fprintf (file, "sc_uint<%d>", $3);
}
 
;
 
sc_bigint:
SC_BIGINT LOWER NUMBER BIGGER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (regs_file, "reg[%d:0] ", (-1 + $3));
          reg_found = 1;
        }
    }
  else if (verilog == 1)
    fprintf (file, "sc_bigint<%d> ", $3);
}
 
;
 
sc_biguint:
SC_BIGUINT LOWER NUMBER BIGGER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (regs_file, "reg[%d:0] ", (-1 + $3));
          reg_found = 1;
        }
    }
  else if (verilog == 1)
    fprintf (file, "sc_biguint<%d> ", $3);
}
 
;
 
bool:
BOOL
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (regs_file, "reg ");
          reg_found = 1;
        }
    }
  else if (verilog == 1)
    fprintf (file, "bool");
}
 
;
 
range:
RANGE OPENPAR NUMBER COLON NUMBER CLOSEPAR
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        fprintf (file, "[%d:%d]", $3, $5);
      else if (definefound)
        fprintf (FILE_DEFINES, "[%d:%d]", $3, $5);
    }
  else if (verilog == 1)
    fprintf (file, ".range(%d,%d)", $3, $5);
}
 
;
 
number:
NUMBER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        if (reg_found)
          {
            if (opencorchfound)
              fprintf (regs_file, "%d:0", -1 + $1);
            else
              fprintf (regs_file, "%d", $1);
          }
        else
          fprintf (file, "%d", $1);
      else if (definefound)
        fprintf (FILE_DEFINES, "%d", $1);
    }
  else if (verilog == 1)
    fprintf (file, "%d", $1);
}
 
;
word:
WORD
{
 
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (openedcase)
            {
              fprintf (file, " :\n");
 
              for (i = 0; i < openedkeys; i++)
                fprintf (file, "   ");
 
              fprintf (file, "begin\n");
              openedcase = 0;
            }
 
          strcpy (lastword, (char *) $1);
 
          if (reg_found)
            {
 
              regname = (char *)malloc (sizeof (char) * (strlen ((char *) $1) + 1));
              regname2 =(char *)malloc (sizeof (char) *(strlen ((char *) $1) + strlen (processname)) + 1);
 
              strcpy (regname, (char *) $1);
              strcpy (regname2, (char *) $1);
              strcat (regname2, processname);
              fprintf (regs_file, "%s", regname2);
 
                  regslist=InsertReg(regslist,regname,regname2);
 
              free (regname);
              free (regname2);
            }
          else
            {
              if (newline)
                {
                  for (i = 0; i < openedkeys; i++)
                    fprintf (file, "   ");
                }
              regname2 = IsReg (regslist,(char *) $1);
              if (regname2 == NULL)
                {
 
                  if (IsDefine(defineslist,(char *)$1))
                    {
                      if (ifdeffound == 0)
                        {
                          fprintf (file, "`%s", (char *) $1);
                          defineinvocationfound = 1;
                        }
                      else
                        {
                          fprintf (file, "%s", (char *) $1);
                          ifdeffound = 0;
                        }
                    }
                  else
                    {
                      fprintf (file, "%s ", (char *) $1);
                    }
                }
              else
                fprintf (file, "%s", regname2);
 
              newline = 0;
            }
 
        }
      else if (definefound)
        {
 
         if (IsDefine(defineslist,(char *)$1))
            {
 
              fprintf (FILE_DEFINES, "`%s", (char *) $1);
            }
          else
            {
              fprintf (FILE_DEFINES, "%s ", (char *) $1);
            }
        }
    }
  else if (verilog == 1)
    fprintf (file, " %s", (char *) $1);
};
 
symbol:
SYMBOL
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (reg_found)
            fprintf (regs_file, "%s", (char *) $1);
          else
            fprintf (file, "%s", (char *) $1);
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "%s", (char *) $1);
        }
    }
  else if (verilog == 1)
    fprintf (file, "%s", (char *) $1);
};
 
 
write:
WRITE
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      writemethod = 1;
      if (processfound)
        {
          fprintf (file, " <= ");
          fprintf (FILE_WRITES, "%s\n", lastword);
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, " <= ");
        }
 
    }
  else if (verilog == 1)
    {
      fprintf (file, ".write");
    }
};
 
newline:
NEWLINE
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound & !reg_found & !openedcase)
        {
          fprintf (file, "\n");
          newline = 1;
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "\n");
        }
 
    }
  else if (verilog == 1)
    fprintf (file, "\n");
};
 
colon:
COLON
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (reg_found)
            {
              fprintf (regs_file, ",");
            }
          else
            fprintf (file, ",");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, ",");
        }
    }
  else if (verilog == 1)
    fprintf (file, ",");
};
 
semicolon:
SEMICOLON
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (reg_found)
            {
              fprintf (regs_file, ";\n");
              reg_found = 0;
            }
          else
            {
              if (defineinvocationfound == 0)
                fprintf (file, ";");
            }
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, ";");
        }
    }
  else if (verilog == 1)
    fprintf (file, ";");
 
  defineinvocationfound = 0;
};
 
 
openpar:
OPENPAR
{
  defineparenthesis = 1;
  if (translate == 1 && verilog == 0 && defineinvocationfound == 0)
    {
      if (processfound)
        {
          fprintf (file, "(");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "(");
        }
 
    }
  else if (verilog == 1)
    {
      fprintf (file, "(");
    }
}
 
closepar:
CLOSEPAR
{
  if (translate == 1 && verilog == 0)
    {
 
      if (processfound)
        {
          if (defineparenthesis == 0)
            {
              fprintf (file, ")");
              defineinvocationfound = 0;
            }
 
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, ")");
        }
    }
  else if (verilog == 1)
    fprintf (file, ")");
 
};
 
 
opencorch:
OPENCORCH
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (reg_found)
            {
              fprintf (regs_file, "[");
              opencorchfound = 1;
            }
          else
            fprintf (file, "[");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "[");
 
        }
    }
  else if (verilog == 1)
    fprintf (file, "[");
};
 
closecorch:
CLOSECORCH
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (reg_found)
            {
              fprintf (regs_file, "]");
              opencorchfound = 0;
            }
          else
            fprintf (file, "]");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "]");
        }
    }
  else if (verilog == 1)
    fprintf (file, "]");
};
 
 
openkey:
OPENKEY
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      openedkeys++;
      if (!definefound)
        {
          if (openedkeys == 1)
            {
              printf ("Found process %s\n", processname);
              file = fopen (processname2, (char *) "w");
              regs_file = fopen (fileregs, (char *) "w");
              processfound = 1;
            }
          if (processfound)
            if (openedkeys != switchparenthesis[switchfound])
              {
                fprintf (file, "\n");
                for (i = 0; i < openedkeys; i++)
                  fprintf (file, "   ");
                fprintf (file, "begin\n");
                newline = 1;
              }
        }
    }
  else if (verilog == 1)
    fprintf (file, "{");
};
 
closekey:
CLOSEKEY
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound && !definefound)
        {
          if (openedkeys == switchparenthesis[switchfound] && switchfound > 0)
            {
              fprintf (file, "\n");
              if (default_found & !default_break_found)
                {
                  for (i = 0; i < openedkeys - 1; i++)
                    fprintf (file, "   ");
                  fprintf (file, "end\n");
                  default_found = 0;
                }
              for (i = 0; i < openedkeys - 1; i++)
                  fprintf (file, "   ");
              fprintf (file, "endcase\n");
              newline = 1;
              switchparenthesis[switchfound] = 0;
              switchfound--;
 
            }
          else
            {
              fprintf (file, "\n");
              for (i = 0; i < openedkeys; i++)
                    fprintf (file, "   ");
              fprintf (file, "end\n");
              newline = 1;
            }
        }
 
      openedkeys--;
      if (definefound)
        {
          definefound = 0;
          if (processfound)
            fprintf (file, "\n//Dummy Comment\n");
          else
            fprintf (FILE_DEFINES, "\n//Dummy Comment\n");
        }
      else if (openedkeys == 0)
        {
          fclose (file);
          fclose (regs_file);
          processfound = 0;
        }
    }
  else if (verilog == 1)
    fprintf (file, "}");
};
 
 
bigger:
BIGGER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, ">");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, ">");
        }
    }
  else if (verilog == 1)
    fprintf (file, ">");
};
 
lower:
LOWER
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "<");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "<");
        }
    }
  else if (verilog == 1)
    fprintf (file, "<");
};
 
 
switch:
SWITCH
  {
    defineparenthesis = 0;
    if (translate == 1 && verilog == 0)
      {
        if (processfound)
          {
            fprintf (file, "\n");
            for (i = 0; i < openedkeys; i++)
              fprintf (file, "   ");
            fprintf (file, "case");
            switchfound++;
            switchparenthesis[switchfound] = openedkeys + 1;
          }
      }
    else if (verilog == 1)
      fprintf (file, "switch");
  };
 
case_number:
CASE NUMBER SYMBOL
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          for (i = 0; i < openedkeys; i++)
            fprintf (file, "   ");
          if (openedcase)
            fprintf (file, ", %d", $2);
          else
            fprintf (file, "%d", $2);
 
          newline = 1;
          openedcase = 1;
 
        }
    }
  else if (verilog == 1)
    fprintf (file, "case %d %s", $2, (char *) $3);
};
 
case_word:
CASE WORD SYMBOL
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          for (i = 0; i < openedkeys; i++)
            fprintf (file, "   ");
          if (openedcase)
            fprintf (file, ", %s", (char *) $2);
          else
            fprintf (file, "%s", (char *) $2);
 
          newline = 1;
          openedcase = 1;
 
        }
    }
  else if (verilog == 1)
    fprintf (file, "case %s %s", (char *) $2, (char *) $3);
};
 
case_default:
DEFAULT SYMBOL
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          for (i = 0; i < openedkeys; i++)
            fprintf (file, "   ");
          fprintf (file, "default:\n");
          for (i = 0; i < openedkeys; i++)
            fprintf (file, "   ");
          fprintf (file, "begin\n");
          newline = 1;
          default_found = 1;
        }
    }
  else if (verilog == 1)
    fprintf (file, "default %s", (char *) $2);
};
 
case_only:
CASE OPENPAR
{
  defineparenthesis = 0;
  //This rule occurs when in Verilog mode a case appears
  if (verilog == 1)
    fprintf (file, "case(");
};
 
break:
BREAK SEMICOLON
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          if (newline == 0)
            fprintf (file, "\n");
          for (i = 0; i < openedkeys; i++)
            fprintf (file, "   ");
          fprintf (file, "end\n");
          if (default_found)
            {
              default_break_found = 1;
            }
        }
    }
  else if (verilog == 1)
    fprintf (file, "break;");
};
 
hexa:
HEXA
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "'h");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "'h");
        }
    }
  else if (verilog == 1)
    fprintf (file, "0x");
};
 
translateoff:
TRANSLATEOFF
{
  defineparenthesis = 0;
  translate = 0;
  fprintf (stderr, "Found Translate off directive \n");
};
 
translateon:
TRANSLATEON
{
  defineparenthesis = 0;
  translate = 1;
  fprintf (stderr, "Found Translate on directive \n");
};
 
verilogbegin:
VERILOGBEGIN
{
  defineparenthesis = 0;
  verilog = 1;
  fprintf (stderr, "Found Verilog Begin directive \n");
};
 
verilogend:
VERILOGEND
{
  defineparenthesis = 0;
  verilog = 0;
  fprintf (stderr, "Found Verilog End directive \n");
};
 
ifdef:
PIFDEF
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          ifdeffound = 1;
          fprintf (file, "`ifdef");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "`ifdef");
        }
    }
  else if (verilog == 1)
    fprintf (file, "#ifdef");
};
 
endif:
PENDDEF
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "`endif");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "`endif");
        }
    }
  else if (verilog == 1)
    fprintf (file, "#endif");
};
 
pelse:
PELSE
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "`else");
        }
      else if (definefound)
        {
          fprintf (FILE_DEFINES, "`else");
        }
    }
  else if (verilog == 1)
    fprintf (file, "#else");
};
 
ttrue:
TTRUE
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "1");
        }
    }
  else if (verilog == 1)
    fprintf (file, "1");
};
 
 
tfalse:
TFALSE
{
  defineparenthesis = 0;
  if (translate == 1 && verilog == 0)
    {
      if (processfound)
        {
          fprintf (file, "0");
        }
    }
  else if (verilog == 1)
    fprintf (file, "0");
};

Line No.	Rev	Author	Line
1	2	jcastillo	`/* -----------------------------------------------------------------------------`
2			`*`
3	14	jcastillo	`* SystemC to Verilog Translator v0.3`
4	2	jcastillo	`* Provided by OpenSoc Design`
5			`*`
6			`* www.opensocdesign.com`
7			`*`
8			`* -----------------------------------------------------------------------------`
9			`* This program is free software; you can redistribute it and/or modify`
10			`* it under the terms of the GNU General Public License as published by`
11			`* the Free Software Foundation; either version 2 of the License, or`
12			`* (at your option) any later version.`
13			`*`
14			`* This program is distributed in the hope that it will be useful,`
15			`* but WITHOUT ANY WARRANTY; without even the implied warranty of`
16			`* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
17			`* GNU Library General Public License for more details.`
18			`*`
19			`* You should have received a copy of the GNU General Public License`
20			`* along with this program; if not, write to the Free Software`
21			`* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.`
22			`*/`
23
24
25			`%{`
26			`#include`
27			`#include`
28
29	14	jcastillo	`#include "sc2v_step1.h"`
30	2	jcastillo
31	12	jcastillo	`int processfound = 0;`
32			`int switchfound = 0;`
33			`int switchparenthesis[256];`
34			`int ifdeffound = 0;`
35			`char processname, processname2;`
36			`char *fileregs;`
37			`char *filename;`
38			`int openedkeys = 0;`
39			`int newline = 0;`
40			`int reg_found = 0;`
41			`int regs_end;`
42			`int i = 0; //for loops counter`
43			`FILE *file;`
44			`FILE *regs_file;`
45			`char regname, regname2;`
46			`char *lastword; // Stores last WORD for use it in WRITE`
47			`char *file_defines;`
48			`FILE *FILE_DEFINES;`
49			`char *file_writes;`
50			`FILE *FILE_WRITES; //FILE to store .write to know if it is a wire or reg`
51			`int definefound = 0;`
52			`int defineinvocationfound = 0;`
53			`int opencorchfound = 0;`
54			`int defineparenthesis = 0;`
55	2	jcastillo
56	12	jcastillo	`int openedcase = 0;`
57	2	jcastillo
58	12	jcastillo	`int default_break_found = 0;`
59			`int default_found;`
60	2	jcastillo
61	4	jcastillo	`//Directives variables`
62	12	jcastillo	`int translate;`
63			`int verilog;`
64			`int writemethod;`
65	4	jcastillo
66	12	jcastillo	`void yyerror (const char *str)`
67			`{`
68			`fprintf (stderr, "error: %s\n", str);`
69			`}`
70	2	jcastillo
71	12	jcastillo	`int yywrap ()`
72			`{`
73			`return 1;`
74			`}`
75	2	jcastillo
76	12	jcastillo	`main ()`
77			`{`
78			`int i;`
79	14	jcastillo
80			`defineslist=NULL;`
81			`regslist=NULL;`
82	10	jcastillo
83	14	jcastillo	`fprintf(stderr,"\nSystemC to Verilog Translator v0.3");`
84			`fprintf(stderr,"\nProvided by OpenSoc http://www.opensocdesign.com\n\n");`
85			`fprintf(stderr,"Parsing implementation file.......\n\n");`
86	2	jcastillo
87	14	jcastillo	`processname = (char ) malloc (256 sizeof (char));`
88			`processname2 = (char ) malloc (256 sizeof (char));`
89			`fileregs = (char ) malloc (256 sizeof (char));`
90	12	jcastillo
91	14	jcastillo	`file_defines = (char ) malloc (256 sizeof (char));`
92	12	jcastillo	`strcpy (file_defines, (char *) "file_defines.sc2v");`
93			`FILE_DEFINES = fopen (file_defines, (char *) "w");`
94	14	jcastillo
95			`file_writes = (char ) malloc (256 sizeof (char));`
96	12	jcastillo	`strcpy (file_writes, (char *) "file_writes.sc2v");`
97			`FILE_WRITES = fopen (file_writes, (char *) "w");`
98
99	14	jcastillo	`lastword = (char )malloc (sizeof (char) 256);`
100	12	jcastillo
101			`for (i = 0; i < 256; i++)`
102			`switchparenthesis[i] = 0;`
103
104			`translate = 1;`
105			`verilog = 0;`
106			`writemethod = 0;`
107	14	jcastillo
108	12	jcastillo	`yyparse ();`
109			`fclose (FILE_WRITES);`
110			`fclose (FILE_DEFINES);`
111	14	jcastillo
112			`fprintf(stderr,"\nDone\n\n");`
113	12	jcastillo	`}`
114
115	2	jcastillo	`%}`
116
117	12	jcastillo	`%token NUMBER WORD SC_INT SC_UINT BOOL BIGGER LOWER OPENKEY CLOSEKEY WRITE WORD SYMBOL NEWLINE ENUM INCLUDE`
118			`%token COLON SEMICOLON RANGE OPENPAR CLOSEPAR TWODOUBLEPOINTS OPENCORCH CLOSECORCH SWITCH CASE DEFAULT BREAK`
119			`%token SC_BIGINT SC_BIGUINT HEXA DEFINE READ TRANSLATEOFF TRANSLATEON VERILOGBEGIN VERILOGEND TAB DOLLAR INTCONV`
120			`%token VOID TTRUE TFALSE`
121			`%token PIFDEF PENDDEF PELSE`
122	2	jcastillo
123	12	jcastillo	`%% commands:/* empty */`
124			`\|commands command;`
125	2	jcastillo
126
127			`command:`
128	12	jcastillo	`voidword`
129			`\|`
130			`include`
131			`\|`
132			`dollar`
133			`\|`
134			`intconv`
135			`\|`
136			`tab`
137			`\|`
138			`read`
139			`\|`
140			`sc_int`
141			`\|`
142			`sc_uint`
143			`\|`
144			`sc_bigint`
145			`\|`
146			`sc_biguint`
147			`\|`
148			`number`
149			`\|`
150			`bool`
151			`\|`
152			`word`
153			`\|`
154			`symbol`
155			`\|`
156			`write`
157			`\|`
158			`newline`
159			`\|`
160			`openkey`
161			`\|`
162			`closekey`
163			`\|`
164			`colon`
165			`\|`
166			`semicolon`
167			`\|`
168			`range`
169			`\|`
170			`openpar`
171			`\|`
172			`closepar`
173			`\|`
174			`void`
175			`\|`
176			`opencorch`
177			`\|`
178			`closecorch`
179			`\|`
180			`bigger`
181			`\|`
182			`lower`
183			`\|`
184			`switch`
185			`\|`
186			`case_only`
187			`\|`
188			`case_number`
189			`\|`
190			`case_word`
191			`\|`
192			`case_default`
193			`\|`
194			`break`
195			`\|`
196			`hexa`
197			`\|`
198			`definemacro`
199			`\|`
200			`defineword`
201			`\|`
202			`definenumber`
203			`\|`
204			`translateoff`
205			`\|`
206			`translateon`
207			`\|`
208			`verilogbegin`
209			`\|`
210			`verilogend`
211			`\|`
212			`ifdef`
213			`\|`
214			`endif`
215			`\|`
216			`pelse`
217			`\|`
218			`ttrue`
219			`\|`
220			`tfalse;`
221	2	jcastillo
222	4	jcastillo
223	12	jcastillo
224	4	jcastillo	`voidword:`
225	12	jcastillo	`VOID`
226			`{`
227			`defineparenthesis = 0;`
228			`if (verilog == 1)`
229			`fprintf (file, " void");`
230			`};`
231	4	jcastillo
232	12	jcastillo
233	4	jcastillo	`include:`
234	12	jcastillo	`INCLUDE`
235			`{`
236			`defineparenthesis = 0;`
237			`if (verilog == 1)`
238			`fprintf (file, " #include");`
239			`};`
240	4	jcastillo
241
242			`dollar:`
243	12	jcastillo	`DOLLAR`
244			`{`
245			`defineparenthesis = 0;`
246			`if (verilog == 1)`
247			`fprintf (file, " $");`
248			`};`
249	4	jcastillo
250			`intconv:`
251	12	jcastillo	`INTCONV`
252			`{`
253			`defineparenthesis = 0;`
254			`if (verilog == 1)`
255			`fprintf (file, " (int)");`
256			`};`
257	4	jcastillo
258			`tab:`
259	12	jcastillo	`TAB`
260			`{`
261			`defineparenthesis = 0;`
262			`if (verilog == 1)`
263			`fprintf (file, " \t");`
264			`};`
265
266	2	jcastillo	`read:`
267	12	jcastillo	`READ OPENPAR CLOSEPAR`
268			`{`
269			`defineparenthesis = 0;`
270			`if (verilog == 1)`
271			`fprintf (file, ".read()");`
272	4	jcastillo
273	12	jcastillo	`}`
274
275			`defineword:`
276			`DEFINE WORD WORD`
277			`{`
278	14	jcastillo
279	12	jcastillo	`defineparenthesis = 0;`
280			`if (translate == 1 && verilog == 0)`
281			`{`
282			`if (processfound)`
283			`{`
284			fprintf (file, "`define %s %s\n", (char ) $2, (char ) $3);
285	14	jcastillo	`defineslist=InsertDefine(defineslist,(char *)$2);`
286	12	jcastillo	`}`
287			`else`
288			`{`
289			fprintf (FILE_DEFINES, "`define %s %s\n", (char ) $2, (char ) $3);
290	14	jcastillo	`defineslist=InsertDefine(defineslist,(char *)$2);`
291	12	jcastillo	`}`
292			`}`
293			`else if (verilog == 1)`
294			`fprintf (file, "#define %s %s\n", (char ) $2, (char ) $3);`
295
296			`};`
297
298			`definenumber:`
299			`DEFINE WORD NUMBER`
300			`{`
301	14	jcastillo
302	12	jcastillo	`defineparenthesis = 0;`
303			`if (translate == 1 && verilog == 0)`
304			`{`
305			`if (processfound)`
306			`{`
307			fprintf (file, "`define %s %d\n", (char *) $2, (int) $3);
308	14	jcastillo	`defineslist=InsertDefine(defineslist,(char *)$2);`
309	12	jcastillo	`}`
310			`else`
311			`{`
312			fprintf (FILE_DEFINES, "`define %s %d\n", (char *) $2, (int) $3);
313	14	jcastillo	`defineslist=InsertDefine(defineslist,(char *)$2);`
314	12	jcastillo	`}`
315			`}`
316			`else if (verilog == 1)`
317			`fprintf (file, "#define %s %d\n", (char *) $2, (int) $3);`
318
319			`};`
320
321
322			`definemacro:`
323			`DEFINE WORD OPENPAR CLOSEPAR`
324			`{`
325	14	jcastillo
326
327	12	jcastillo	`defineparenthesis = 0;`
328			`//Macro found`
329			`if (translate == 1 && verilog == 0)`
330			`{`
331	14	jcastillo	`defineslist=InsertDefine(defineslist,(char *)$2);`
332
333	12	jcastillo	`definefound = 1;`
334			`if (processfound)`
335			fprintf (file, "`define %s ", (char *) $2);
336			`else`
337			fprintf (FILE_DEFINES, "`define %s ", (char *) $2);
338			`}`
339			`else if (verilog == 1)`
340			`fprintf (file, "#define %s ()", (char *) $2);`
341			`}`
342
343	2	jcastillo	`void:`
344	12	jcastillo	`WORD TWODOUBLEPOINTS WORD OPENPAR CLOSEPAR`
345			`{`
346			`defineparenthesis = 0;`
347			`if (translate == 1 && verilog == 0)`
348			`{`
349			`strcpy (processname, (char *) $4);`
350			`strcpy (processname2, (char *) $4);`
351			`strcat (processname2, (char *) ".sc2v");`
352			`strcpy (fileregs, (char *) $4);`
353			`strcat (fileregs, (char *) "_regs.sc2v");`
354			`}`
355			`else if (verilog == 1)`
356			`fprintf (file, " %s::%s()", (char ) $1, (char ) $3);`
357
358			`}`
359
360	2	jcastillo	`sc_int:`
361	12	jcastillo	`SC_INT LOWER NUMBER BIGGER`
362			`{`
363			`defineparenthesis = 0;`
364			`if (translate == 1 && verilog == 0)`
365			`{`
366			`if (processfound)`
367			`{`
368			`fprintf (regs_file, "reg[%d:0] ", (-1 + $3));`
369			`reg_found = 1;`
370			`}`
371			`}`
372			`else if (verilog == 1)`
373			`fprintf (file, "sc_int<%d>", $3);`
374	2	jcastillo
375	12	jcastillo	`}`
376
377			`;`
378
379	2	jcastillo	`sc_uint:`
380	12	jcastillo	`SC_UINT LOWER NUMBER BIGGER`
381			`{`
382			`defineparenthesis = 0;`
383			`if (translate == 1 && verilog == 0)`
384			`{`
385			`if (processfound)`
386			`{`
387			`fprintf (regs_file, "reg[%d:0] ", (-1 + $3));`
388			`reg_found = 1;`
389			`}`
390			`}`
391			`else if (verilog == 1)`
392			`fprintf (file, "sc_uint<%d>", $3);`
393			`}`
394
395			`;`
396
397	2	jcastillo	`sc_bigint:`
398	12	jcastillo	`SC_BIGINT LOWER NUMBER BIGGER`
399			`{`
400			`defineparenthesis = 0;`
401			`if (translate == 1 && verilog == 0)`
402			`{`
403			`if (processfound)`
404			`{`
405			`fprintf (regs_file, "reg[%d:0] ", (-1 + $3));`
406			`reg_found = 1;`
407			`}`
408			`}`
409			`else if (verilog == 1)`
410			`fprintf (file, "sc_bigint<%d> ", $3);`
411			`}`
412	2	jcastillo
413	12	jcastillo	`;`
414
415	2	jcastillo	`sc_biguint:`
416	12	jcastillo	`SC_BIGUINT LOWER NUMBER BIGGER`
417			`{`
418			`defineparenthesis = 0;`
419			`if (translate == 1 && verilog == 0)`
420			`{`
421			`if (processfound)`
422			`{`
423			`fprintf (regs_file, "reg[%d:0] ", (-1 + $3));`
424			`reg_found = 1;`
425			`}`
426			`}`
427			`else if (verilog == 1)`
428			`fprintf (file, "sc_biguint<%d> ", $3);`
429			`}`
430	2	jcastillo
431	12	jcastillo	`;`
432
433	2	jcastillo	`bool:`
434	12	jcastillo	`BOOL`
435			`{`
436			`defineparenthesis = 0;`
437			`if (translate == 1 && verilog == 0)`
438			`{`
439			`if (processfound)`
440			`{`
441			`fprintf (regs_file, "reg ");`
442			`reg_found = 1;`
443			`}`
444			`}`
445			`else if (verilog == 1)`
446			`fprintf (file, "bool");`
447			`}`
448	2	jcastillo
449	12	jcastillo	`;`
450
451	2	jcastillo	`range:`
452	12	jcastillo	`RANGE OPENPAR NUMBER COLON NUMBER CLOSEPAR`
453			`{`
454			`defineparenthesis = 0;`
455			`if (translate == 1 && verilog == 0)`
456			`{`
457			`if (processfound)`
458			`fprintf (file, "[%d:%d]", $3, $5);`
459			`else if (definefound)`
460			`fprintf (FILE_DEFINES, "[%d:%d]", $3, $5);`
461			`}`
462			`else if (verilog == 1)`
463			`fprintf (file, ".range(%d,%d)", $3, $5);`
464			`}`
465
466			`;`
467
468			`number:`
469			`NUMBER`
470			`{`
471			`defineparenthesis = 0;`
472			`if (translate == 1 && verilog == 0)`
473			`{`
474			`if (processfound)`
475			`if (reg_found)`
476			`{`
477			`if (opencorchfound)`
478			`fprintf (regs_file, "%d:0", -1 + $1);`
479			`else`
480			`fprintf (regs_file, "%d", $1);`
481			`}`
482			`else`
483			`fprintf (file, "%d", $1);`
484			`else if (definefound)`
485			`fprintf (FILE_DEFINES, "%d", $1);`
486			`}`
487			`else if (verilog == 1)`
488			`fprintf (file, "%d", $1);`
489			`}`
490
491			`;`
492			`word:`
493			`WORD`
494			`{`
495	14	jcastillo
496	12	jcastillo	`defineparenthesis = 0;`
497			`if (translate == 1 && verilog == 0)`
498			`{`
499			`if (processfound)`
500			`{`

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