gas/debug.c

   1 /* This file is debug.c
   2    Copyright (C) 1987, 1988, 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
   3
   4    This file is part of GAS, the GNU Assembler.
   5
   6    GAS is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2, or (at your option)
   9    any later version.
  10
  11    GAS is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with GAS; see the file COPYING.  If not, write to
  18    the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 /* Routines for debug use only.  */
  21
  22 #include "as.h"
  23 #include "subsegs.h"
  24
  25 dmp_frags ()
  26 {
  27   frchainS *chp;
  28   char *p;
  29
  30   for (chp = frchain_root; chp; chp = chp->frch_next)
  31     {
  32       switch (chp->frch_seg)
  33         {
  34         case SEG_DATA:
  35           p = "Data";
  36           break;
  37         case SEG_TEXT:
  38           p = "Text";
  39           break;
  40         default:
  41           p = "???";
  42           break;
  43         }
  44       printf ("\nSEGMENT %s %d\n", p, chp->frch_subseg);
  45       dmp_frag (chp->frch_root, "\t");
  46     }
  47 }
  48
  49 dmp_frag (fp, indent)
  50      struct frag *fp;
  51      char *indent;
  52 {
  53   for (; fp; fp = fp->fr_next)
  54     {
  55       printf ("%sFRAGMENT @ 0x%x\n", indent, fp);
  56       switch (fp->fr_type)
  57         {
  58         case rs_align:
  59           printf ("%srs_align(%d)\n", indent, fp->fr_offset);
  60           break;
  61         case rs_fill:
  62           printf ("%srs_fill(%d)\n", indent, fp->fr_offset);
  63           printf ("%s", indent);
  64           var_chars (fp, fp->fr_var + fp->fr_fix);
  65           printf ("%s\t repeated %d times,",
  66                   indent, fp->fr_offset);
  67           printf (" fixed length if # chars == 0)\n");
  68           break;
  69         case rs_org:
  70           printf ("%srs_org(%d+sym @0x%x)\n", indent,
  71                   fp->fr_offset, fp->fr_symbol);
  72           printf ("%sfill with ", indent);
  73           var_chars (fp, 1);
  74           printf ("\n");
  75           break;
  76         case rs_machine_dependent:
  77           printf ("%smachine_dep\n", indent);
  78           break;
  79         default:
  80           printf ("%sunknown type\n", indent);
  81           break;
  82         }
  83       printf ("%saddr=%d(0x%x)\n", indent, fp->fr_address, fp->fr_address);
  84       printf ("%sfr_fix=%d\n", indent, fp->fr_fix);
  85       printf ("%sfr_var=%d\n", indent, fp->fr_var);
  86       printf ("%sfr_offset=%d\n", indent, fp->fr_offset);
  87       printf ("%schars @ 0x%x\n", indent, fp->fr_literal);
  88       printf ("\n");
  89     }
  90 }
  91
  92 var_chars (fp, n)
  93      struct frag *fp;
  94      int n;
  95 {
  96   unsigned char *p;
  97
  98   for (p = (unsigned char *) fp->fr_literal; n; n--, p++)
  99     {
 100       printf ("%02x ", *p);
 101     }
 102 }
 103
 104 /* end of debug.c */