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/* Display a GHDL Wavefile for debugging.
Copyright (C) 2005 Tristan Gingold
GHDL 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, or (at your option) any later
version.
GHDL 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
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "ghwlib.h"
static const char *progname;
void
usage (void)
{
printf ("usage: %s [OPTIONS] FILEs...\n", progname);
printf ("Options are:\n"
" -t display types\n"
" -h display hierarchy\n"
" -T display time\n"
" -s display signals (and time)\n"
" -l display list of sections\n"
" -v verbose\n");
}
int
main (int argc, char **argv)
{
int i;
int flag_disp_types;
int flag_disp_hierarchy;
int flag_disp_time;
int flag_disp_signals;
int flag_list;
int flag_verbose;
int eof;
enum ghw_sm_type sm;
progname = argv[0];
flag_disp_types = 0;
flag_disp_hierarchy = 0;
flag_disp_time = 0;
flag_disp_signals = 0;
flag_list = 0;
flag_verbose = 0;
while (1)
{
int c;
c = getopt (argc, argv, "thTslv");
if (c == -1)
break;
switch (c)
{
case 't':
flag_disp_types = 1;
break;
case 'h':
flag_disp_hierarchy = 1;
break;
case 'T':
flag_disp_time = 1;
break;
case 's':
flag_disp_signals = 1;
flag_disp_time = 1;
break;
case 'l':
flag_list = 1;
break;
case 'v':
flag_verbose++;
break;
default:
usage ();
exit (2);
}
}
if (optind >= argc)
{
usage ();
return 1;
}
for (i = optind; i < argc; i++)
{
struct ghw_handler h;
struct ghw_handler *hp = &h;
hp->flag_verbose = flag_verbose;
if (ghw_open (hp, argv[i]) != 0)
{
fprintf (stderr, "cannot open ghw file %s\n", argv[i]);
return 1;
}
if (flag_list)
{
while (1)
{
int section;
section = ghw_read_section (hp);
if (section == -2)
{
printf ("eof of file\n");
break;
}
else if (section < 0)
{
printf ("Error in file\n");
break;
}
else if (section == 0)
{
printf ("Unknown section\n");
break;
}
printf ("Section %s\n", ghw_sections[section].name);
if ((*ghw_sections[section].handler)(hp) < 0)
break;
}
}
else
{
if (ghw_read_base (hp) < 0)
{
fprintf (stderr, "cannot read ghw file\n");
return 2;
}
if (0)
{
int i;
printf ("String table:\n");
for (i = 1; i < hp->nbr_str; i++)
printf (" %s\n", hp->str_table[i]);
}
if (flag_disp_types)
ghw_disp_types (hp);
if (flag_disp_hierarchy)
ghw_disp_hie (hp, hp->hie);
#if 1
sm = ghw_sm_init;
eof = 0;
while (!eof)
{
switch (ghw_read_sm (hp, &sm))
{
case ghw_res_snapshot:
case ghw_res_cycle:
if (flag_disp_time)
printf ("Time is %lld fs\n", hp->snap_time);
if (flag_disp_signals)
ghw_disp_values (hp);
break;
case ghw_res_eof:
eof = 1;
break;
default:
abort ();
}
}
#else
if (ghw_read_dump (hp) < 0)
{
fprintf (stderr, "error in ghw dump\n");
return 3;
}
#endif
}
ghw_close (&h);
}
return 0;
}
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