binutils-gdb/gas/debug.c

/* This file is debug.c
   Copyright 1987, 1988, 1989, 1990, 1991, 1992, 2000, 2005, 2006, 2007
   Free Software Foundation, Inc.

   This file is part of GAS, the GNU Assembler.

   GAS 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 3, or (at your option)
   any later version.

   GAS 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 GAS; see the file COPYING.  If not, write to
   the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */

/* Routines for debug use only.  */

#include "as.h"
#include "subsegs.h"

dmp_frags ()
{
  asection *s;
  frchainS *chp;
  char *p;

  for (s = stdoutput->sections; s; s = s->next)
    for (chp = seg_info (s)->frchainP; chp; chp = chp->frch_next)
      {
	switch (s)
	  {
	  case SEG_DATA:
	    p = "Data";
	    break;
	  case SEG_TEXT:
	    p = "Text";
	    break;
	  default:
	    p = "???";
	    break;
	  }
	printf ("\nSEGMENT %s %d\n", p, chp->frch_subseg);
	dmp_frag (chp->frch_root, "\t");
      }
}

dmp_frag (fp, indent)
     struct frag *fp;
     char *indent;
{
  for (; fp; fp = fp->fr_next)
    {
      printf ("%sFRAGMENT @ 0x%x\n", indent, fp);
      switch (fp->fr_type)
	{
	case rs_align:
	  printf ("%srs_align(%d)\n", indent, fp->fr_offset);
	  break;
	case rs_fill:
	  printf ("%srs_fill(%d)\n", indent, fp->fr_offset);
	  printf ("%s", indent);
	  var_chars (fp, fp->fr_var + fp->fr_fix);
	  printf ("%s\t repeated %d times,", indent, fp->fr_offset);
	  printf (" fixed length if # chars == 0)\n");
	  break;
	case rs_org:
	  printf ("%srs_org(%d+sym @0x%x)\n", indent,
		  fp->fr_offset, fp->fr_symbol);
	  printf ("%sfill with ", indent);
	  var_chars (fp, 1);
	  printf ("\n");
	  break;
	case rs_machine_dependent:
	  printf ("%smachine_dep\n", indent);
	  break;
	default:
	  printf ("%sunknown type\n", indent);
	  break;
	}
      printf ("%saddr=%d(0x%x)\n", indent, fp->fr_address, fp->fr_address);
      printf ("%sfr_fix=%d\n", indent, fp->fr_fix);
      printf ("%sfr_var=%d\n", indent, fp->fr_var);
      printf ("%sfr_offset=%d\n", indent, fp->fr_offset);
      printf ("%schars @ 0x%x\n", indent, fp->fr_literal);
      printf ("\n");
    }
}

var_chars (fp, n)
     struct frag *fp;
     int n;
{
  unsigned char *p;

  for (p = (unsigned char *) fp->fr_literal; n; n--, p++)
    {
      printf ("%02x ", *p);
    }
}

/* end of debug.c */