xref: /openbsd-src/gnu/usr.bin/binutils/gas/debug.c (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
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 */
105