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%{
/*
* $Id: cdi_yacc.y,v 1.1.1.1 2003/11/04 23:34:57 mjames Exp $
*
* $Log: cdi_yacc.y,v $
* Revision 1.1.1.1 2003/11/04 23:34:57 mjames
* Imported into local repositrory
*
* Revision 1.8 2002/10/02 19:37:30 MJAMES
* Moved dummy functions to a separate support file.
*
* Used correct number of arguments to define_pin
*
* Revision 1.7 2002/09/09 10:36:19 mjames
* Checkpoint checkin
*
* Revision 1.6 2001/10/31 22:19:58 mjames
* Tidying up problematical comments caused by CVS
* 'intelligent' comment guessing
*
* Revision 1.5 2001/10/02 20:55:37 mjames
* Moved documentation about code to main program module.
*
* Revision 1.4 2001/09/16 19:59:47 mjames
* tidying
*
* Revision 1.3 2001/06/06 12:10:26 mjames
* Move from HPUX
*
* Revision 1.2 2000/12/04 13:14:02 mjames
* Imported all of the PCB syntax readers.
*
* Converted "a/b" to mean "a" divided by "b" insted of a single string
* "a/b" in Verilog
*
* Revision 1.1.1.1 2000/10/19 21:58:34 mjames
* Mike put it here
*
*
* Revision 1.32 2000/10/04 10:37:01 10:37:01 mjames (Mike James)
* Modified to become part of vertical2, complete
* with VHDL COMPONENT and SIGNAL declarations.
*
* Revision 1.29 2000/09/27 10:41:53 10:41:53 mjames (Mike James)
* Modified to use correct return code from yyparse.
*
* Revision 1.28 2000/09/21 10:15:37 10:15:37 mjames (Mike James)
* Part of Release Sep21Alpha
*
* Revision 1.27 2000/08/25 09:57:06 09:57:06 mjames (Mike James)
* Part of Release Aug25_alpha
*
* Revision 1.26 2000/08/16 08:57:23 08:57:23 mjames (Mike James)
* Part of Release CD01_Aug2000
*
* Revision 1.25 2000/08/14 14:45:06 14:45:06 mjames (Mike James)
* Part of Release Aug_14_2000
*
* Revision 1.24 2000/08/11 08:30:26 08:30:26 mjames (Mike James)
* Part of Release Aug_11_2000
*
* Revision 1.23 2000/08/09 10:31:39 10:31:39 mjames (Mike James)
* Part of Release Aug__9_2000
*
* Revision 1.22 2000/05/31 11:42:45 11:42:45 mjames (Mike James)
* Part of Release May_31_2000
*
* Revision 1.21 2000/05/08 17:01:31 17:01:31 mjames (Mike James)
* Part of Release May__8_2000
*
* Revision 1.20 2000/05/08 16:59:24 16:59:24 mjames (Mike James)
* Part of Release May__8_2000
*
* Revision 1.19 2000/05/08 16:57:00 16:57:00 mjames (Mike James)
* Part of Release May__8_2000
*
* Revision 1.18 2000/05/08 16:42:54 16:42:54 mjames (Mike James)
* Added a null action to a terminal pattern .
* Makes Bison happy.
*
* Revision 1.17 2000/03/08 16:17:30 16:17:30 mjames (Mike James)
* Removed syntactically confused 'junk'
*
* Revision 1.14 2000/01/20 15:58:39 15:58:39 mjames (Mike James)
* Part of Release R22
*
* Revision 1.13 99/12/22 11:15:19 11:15:19 mjames (Mike James)
* Part of Release Dec_22_1999
*
* Revision 1.12 99/06/25 14:34:27 14:34:27 mjames (Mike James)
* Added in reference to expression.h, but no changes made
* to the function of acfread yet.
*
* Revision 1.11 99/06/18 09:06:38 09:06:38 mjames (Mike James)
* Checkin before major design changes
*
* Revision 1.10 1999/06/14 10:47:18 mjames
* *** empty log message ***
*
* Revision 1.10 1999/06/14 10:47:18 mjames
* *** empty log message ***
*
* Revision 1.9 1999/06/11 14:21:15 mjames
* *** empty log message ***
*
* Revision 1.9 1999/06/11 14:21:15 mjames
* *** empty log message ***
*
* Revision 1.8 99/05/04 09:48:19 09:48:19 mjames (Mike James)
*
*
* Revision 1.5 98/07/14 13:22:06 13:22:06 mjames (Mike James)
* Altered calling of some database functions
*
* Revision 1.4 98/03/16 11:35:31 11:35:31 mjames (Mike James)
* Made compatible with newer example of .cdi file
*
* Revision 1.3 98/02/11 11:24:59 11:24:59 mjames (Mike James)
* Checked in for version 6.2a
*
* Revision 1.2 97/04/23 08:45:08 08:45:08 mjames (Mike James)
* CHecked in for release rel23041997
*
* Revision 1.1 97/01/03 13:43:13 13:43:13 mjames (Mike James)
* Initial revision
*
*
* */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "expression.h"
#include "generic.h"
#include "database.h"
static char IDstr[] = "@(#)$Header: C:/cvsroot/Vert03/cdi_src/cdi_yacc.y,v 1.1.1.1 2003/11/04 23:34:57 mjames Exp $";
static socket_t * current_chip;
static char curr_net_id[MAXIDLEN];
int inside_block;
%}
%union { char * string; }
%token ASS IMP COM CSP PCB CON COD REM EOD NL QUOTE
%token <string> ASTRING
%%
objects : objects object
| object
;
object : junk_line
| junk_block
| CON NL netlist EOD
| gap
;
/* Get rid of anything boring at present */
junk_line : junk_line_start words ;
junk_line_start : CSP | PCB | REM | IMP ;
words : words ASTRING
| ASTRING { }
| /* nothing */
;
junk_block : junk_block_start NL lines ;
junk_block_start : ASS | COM ;
lines : line lines
| line
;
line : words NL;
netlist : netlist netnodes
| netnodes
;
netnodes: rem_part /* tree nnn */
| name_part /* named net */
| cod_part /* no action as this is a net width */
| nodelines
| NL ;
rem_part : REM ASTRING ASTRING NL { sprintf(curr_net_id,"%s_%s",$2,$3); };
name_part : QUOTE ASTRING QUOTE NL { strcpy(curr_net_id,$2); };
cod_part : COD ASTRING NL;
nodelines : nodelines nodeline
| nodeline
;
nodeline : nodes NL;
nodes : nodes node
| node
;
node : ASTRING ASTRING { current_chip =find_socket(Ident,
$1,Create,&socket_head);
define_pin(&routed_list,current_chip,
curr_net_id,BIDIR,0,$2,
default_vhdl_datatype,NULL); };
gap : NL gap
| NL
|
;
%%
/* defining lineno here */
int lineno;
extern char * yytext;
int yyerror(char * x)
{
int token;
printf("Error --> %s near string (%s) at line %d\n",x,yytext,lineno);
/* for(token = yylex();token >= 0 && token!=NL;token = yylex()); */
return 1;
}
int yywrap(void)
{
return 1;
}