xref: /openbsd/gnu/usr.bin/binutils/gas/debug.c (revision 4cfece93)
1 /* This file is debug.c
2    Copyright 1987, 1988, 1989, 1990, 1991, 1992, 2000
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 2, 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
20 
21 /* Routines for debug use only.  */
22 
23 #include "as.h"
24 #include "subsegs.h"
25 
26 dmp_frags ()
27 {
28   frchainS *chp;
29   char *p;
30 
31   for (chp = frchain_root; chp; chp = chp->frch_next)
32     {
33       switch (chp->frch_seg)
34 	{
35 	case SEG_DATA:
36 	  p = "Data";
37 	  break;
38 	case SEG_TEXT:
39 	  p = "Text";
40 	  break;
41 	default:
42 	  p = "???";
43 	  break;
44 	}
45       printf ("\nSEGMENT %s %d\n", p, chp->frch_subseg);
46       dmp_frag (chp->frch_root, "\t");
47     }
48 }
49 
50 dmp_frag (fp, indent)
51      struct frag *fp;
52      char *indent;
53 {
54   for (; fp; fp = fp->fr_next)
55     {
56       printf ("%sFRAGMENT @ 0x%x\n", indent, fp);
57       switch (fp->fr_type)
58 	{
59 	case rs_align:
60 	  printf ("%srs_align(%d)\n", indent, fp->fr_offset);
61 	  break;
62 	case rs_fill:
63 	  printf ("%srs_fill(%d)\n", indent, fp->fr_offset);
64 	  printf ("%s", indent);
65 	  var_chars (fp, fp->fr_var + fp->fr_fix);
66 	  printf ("%s\t repeated %d times,", 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