gas/debug.c

   1 /* This file is debug.c
   2    Copyright 1987, 1988, 1989, 1990, 1991, 1992, 2000, 2006, 2007
   3    Free Software Foundation, Inc.
   4
   5    This file is part of GAS, the GNU Assembler.
   6
   7    GAS is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3, or (at your option)
  10    any later version.
  11
  12    GAS is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GAS; see the file COPYING.  If not, write to
  19    the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  20
  21 /* Routines for debug use only.  */
  22
  23 #include "as.h"
  24 #include "subsegs.h"
  25
  26 dmp_frags ()
  27 {
  28   asection *s;
  29   frchainS *chp;
  30   char *p;
  31
  32   for (s = stdoutput->sections; s; s = s->next)
  33     for (chp = seg_info (s)->frchainP; chp; chp = chp->frch_next)
  34       {
  35         switch (s)
  36           {
  37           case SEG_DATA:
  38             p = "Data";
  39             break;
  40           case SEG_TEXT:
  41             p = "Text";
  42             break;
  43           default:
  44             p = "???";
  45             break;
  46           }
  47         printf ("\nSEGMENT %s %d\n", p, chp->frch_subseg);
  48         dmp_frag (chp->frch_root, "\t");
  49       }
  50 }
  51
  52 dmp_frag (fp, indent)
  53      struct frag *fp;
  54      char *indent;
  55 {
  56   for (; fp; fp = fp->fr_next)
  57     {
  58       printf ("%sFRAGMENT @ 0x%x\n", indent, fp);
  59       switch (fp->fr_type)
  60         {
  61         case rs_align:
  62           printf ("%srs_align(%d)\n", indent, fp->fr_offset);
  63           break;
  64         case rs_fill:
  65           printf ("%srs_fill(%d)\n", indent, fp->fr_offset);
  66           printf ("%s", indent);
  67           var_chars (fp, fp->fr_var + fp->fr_fix);
  68           printf ("%s\t repeated %d times,", indent, fp->fr_offset);
  69           printf (" fixed length if # chars == 0)\n");
  70           break;
  71         case rs_org:
  72           printf ("%srs_org(%d+sym @0x%x)\n", indent,
  73                   fp->fr_offset, fp->fr_symbol);
  74           printf ("%sfill with ", indent);
  75           var_chars (fp, 1);
  76           printf ("\n");
  77           break;
  78         case rs_machine_dependent:
  79           printf ("%smachine_dep\n", indent);
  80           break;
  81         default:
  82           printf ("%sunknown type\n", indent);
  83           break;
  84         }
  85       printf ("%saddr=%d(0x%x)\n", indent, fp->fr_address, fp->fr_address);
  86       printf ("%sfr_fix=%d\n", indent, fp->fr_fix);
  87       printf ("%sfr_var=%d\n", indent, fp->fr_var);
  88       printf ("%sfr_offset=%d\n", indent, fp->fr_offset);
  89       printf ("%schars @ 0x%x\n", indent, fp->fr_literal);
  90       printf ("\n");
  91     }
  92 }
  93
  94 var_chars (fp, n)
  95      struct frag *fp;
  96      int n;
  97 {
  98   unsigned char *p;
  99
 100   for (p = (unsigned char *) fp->fr_literal; n; n--, p++)
 101     {
 102       printf ("%02x ", *p);
 103     }
 104 }
 105
 106 /* end of debug.c */