Subversion Repositories sc2v

/* -----------------------------------------------------------------------------

 *

 *  SystemC to Verilog Translator v0.2

 *  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 "y.tab.h"

extern int yylval;

int includefound = 0;

int linecomment = 0;

int multilinecomment = 0;

%}

%%

"void"                              if(!includefound & !linecomment & !multilinecomment) return VOID; else {yylval=(int)strdup(yytext);} return WORD;

"true"                              if(!includefound & !linecomment & !multilinecomment) return TTRUE; else {yylval=(int)strdup(yytext);} return WORD;

"false"                             if(!includefound & !linecomment & !multilinecomment) return TFALSE; else {yylval=(int)strdup(yytext);} return WORD;

[0-9]+                              yylval=atoi(yytext); return NUMBER;

"::"                                if(!includefound & !linecomment & !multilinecomment) return TWODOUBLEPOINTS; else {yylval=(int)strdup(yytext);} return WORD;

sc_int                              if(!includefound & !linecomment & !multilinecomment) return SC_INT; else {yylval=(int)strdup(yytext);} return WORD;

sc_uint                             if(!includefound & !linecomment & !multilinecomment) return SC_UINT; else {yylval=(int)strdup(yytext);} return WORD;

sc_bigint                           if(!includefound & !linecomment & !multilinecomment) return SC_BIGINT; else {yylval=(int)strdup(yytext);} return WORD;

sc_biguint                          if(!includefound & !linecomment & !multilinecomment) return SC_BIGUINT; else {yylval=(int)strdup(yytext);} return WORD;

bool                                if(!includefound & !linecomment & !multilinecomment) return BOOL; else {yylval=(int)strdup(yytext);} return WORD;

">"                                 if(!includefound & !linecomment & !multilinecomment) return BIGGER; else {yylval=(int)strdup(yytext);} return WORD;

"<"                                 if(!includefound & !linecomment & !multilinecomment) return LOWER; else {yylval=(int)strdup(yytext);} return WORD;

"{"                                 if(!includefound & !linecomment & !multilinecomment) return OPENKEY; else {yylval=(int)strdup(yytext);} return WORD;

"}"                                 if(!includefound & !linecomment & !multilinecomment) return CLOSEKEY; else {yylval=(int)strdup(yytext);} return WORD;

"("                                 if(!includefound & !linecomment & !multilinecomment) return OPENPAR; else {yylval=(int)strdup(yytext);} return WORD;

")"                                 if(!includefound & !linecomment & !multilinecomment) return CLOSEPAR; else {yylval=(int)strdup(yytext);} return WORD;

"["                                 if(!includefound & !linecomment & !multilinecomment) return OPENCORCH; else {yylval=(int)strdup(yytext);} return WORD;

"]"                                 if(!includefound & !linecomment & !multilinecomment) return CLOSECORCH; else {yylval=(int)strdup(yytext);} return WORD;

".write"                            if(!includefound & !linecomment & !multilinecomment) return WRITE; else {yylval=(int)strdup(yytext);} return WORD;

"switch"                            if(!includefound & !linecomment & !multilinecomment) return SWITCH; else {yylval=(int)strdup(yytext);} return WORD;

"case"                              if(!includefound & !linecomment & !multilinecomment) return CASE; else {yylval=(int)strdup(yytext);} return WORD;

"default"                           if(!includefound & !linecomment & !multilinecomment) return DEFAULT; else {yylval=(int)strdup(yytext);} return WORD;

"break"                             if(!includefound & !linecomment & !multilinecomment) return BREAK; else {yylval=(int)strdup(yytext);} return WORD;

".read"                             if(!includefound & !linecomment & !multilinecomment) return READ; else {yylval=(int)strdup(yytext);} return WORD;

".range"                            if(!includefound & !linecomment & !multilinecomment) return RANGE; else {yylval=(int)strdup(yytext);} return WORD;

[a-zA-Z][_a-zA-Z0-9]*               yylval=(int)strdup(yytext); return WORD;

[.:"^"!%()=/+*_"&""?""|""\\"]       yylval=(int)strdup(yytext); return SYMBOL;

"-"                                 yylval=(int)strdup(yytext); return SYMBOL;

"~"                                 yylval=(int)strdup(yytext); return SYMBOL;

"@"                                 yylval=(int)strdup(yytext); return SYMBOL;

","                                 if(!includefound & !linecomment & !multilinecomment) return COLON; else {yylval=(int)strdup(yytext);} return WORD;

";"                                 if(!includefound & !linecomment & !multilinecomment) return SEMICOLON; else {yylval=(int)strdup(yytext);} return WORD;

[" "]+                              /*Ignore white spaces*/

"\t"                                return TAB; /*Ignore Tab*/

"\n"                                if (linecomment) linecomment=0; else if(includefound) includefound=0; return NEWLINE;

"\\\n"                               /* no new line */

"0x"                                if(!includefound & !linecomment & !multilinecomment) return HEXA; else {yylval=(int)strdup(yytext);} return WORD;

"$"                                 if(!includefound & !linecomment & !multilinecomment) return DOLLAR; else {yylval=(int)strdup(yytext);} return WORD;/* Ignore if(!includefound & !linecomment & !multilinecomment) $ */

"(int)"                             if(!includefound & !linecomment & !multilinecomment) return INTCONV; else {yylval=(int)strdup(yytext);} return WORD;/* Ignore int type if(!includefound & !linecomment & !multilinecomment) conversions*/

"#define"                           if(!includefound & !linecomment & !multilinecomment) return DEFINE; else {yylval=(int)strdup(yytext);} return WORD;

"#include"                          includefound = 1;

"#ifdef"                            if(!includefound & !linecomment & !multilinecomment) return PIFDEF; else {yylval=(int)strdup(yytext);} return WORD;

"#else"                             if(!includefound & !linecomment & !multilinecomment) return PELSE; else {yylval=(int)strdup(yytext);} return WORD;

"#endif"                            if(!includefound & !linecomment & !multilinecomment) return PENDDEF; else {yylval=(int)strdup(yytext);} return WORD;

"//"                    if (!multilinecomment) linecomment = 1; yylval=(int)strdup(yytext); return WORD;

"/*"                    if (!linecomment) multilinecomment = 1; yylval=(int)strdup(yytext); return WORD;

"*/"                    if (multilinecomment) multilinecomment = 0; yylval=(int)strdup(yytext); return WORD;

"("[ ]*"sc_uint"[ ]*"<"[ ]*[0-9+][ ]*">"[ ]*")"

"("[ ]*"sc_biguint"[ ]*"<"[ ]*[0-9+][ ]*">"[ ]*")"

"("[ ]*"sc_int"[ ]*"<"[ ]*[0-9+][ ]*">"[ ]*")"

"("[ ]*"sc_bigint"[ ]*"<"[ ]*[0-9+][ ]*">"[ ]*")"

"//"[ ]*[tT][rR][aA][nN][sS][lL][aA][tT][eE][ ]*[oO][fF][fF]  return TRANSLATEOFF;  /*Translate directive*/

"//"[ ]*[tT][rR][aA][nN][sS][lL][aA][tT][eE][ ]*[oO][nN]      return TRANSLATEON;   /*Translate directive*/

"/*"[ ]*[vV][eE][rR][iI][lL][oO][gG][ ]*[bB][eE][gG][iI][nN]  return VERILOGBEGIN;

[vV][eE][rR][iI][lL][oO][gG][ ]*[eE][nN][dD]"*/"              return VERILOGEND;

%%