db_print.c revision 1.7 
1/*	$NetBSD: db_print.c,v 1.7 1997/02/04 00:32:10 cgd Exp $	*/
2
3/*
4 * Mach Operating System
5 * Copyright (c) 1991,1990 Carnegie Mellon University
6 * All Rights Reserved.
7 *
8 * Permission to use, copy, modify and distribute this software and its
9 * documentation is hereby granted, provided that both the copyright
10 * notice and this permission notice appear in all copies of the
11 * software, derivative works or modified versions, and any portions
12 * thereof, and that both notices appear in supporting documentation.
13 *
14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
15 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
16 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
17 *
18 * Carnegie Mellon requests users of this software to return to
19 *
20 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
21 *  School of Computer Science
22 *  Carnegie Mellon University
23 *  Pittsburgh PA 15213-3890
24 *
25 * any improvements or extensions that they make and grant Carnegie the
26 * rights to redistribute these changes.
27 *
28 * 	Author: David B. Golub, Carnegie Mellon University
29 *	Date:	7/90
30 */
31
32/*
33 * Miscellaneous printing.
34 */
35#include <sys/param.h>
36#include <sys/proc.h>
37
38#include <machine/db_machdep.h>
39
40#include <ddb/db_lex.h>
41#include <ddb/db_variables.h>
42#include <ddb/db_sym.h>
43#include <ddb/db_output.h>
44#include <ddb/db_extern.h>
45
46extern unsigned int	db_maxoff;
47
48/*ARGSUSED*/
49void
50db_show_regs(addr, have_addr, count, modif)
51	db_expr_t	addr;
52	int		have_addr;
53	db_expr_t	count;
54	char *		modif;
55{
56	register struct db_variable *regp;
57	db_expr_t	value, offset;
58	char *		name;
59
60	for (regp = db_regs; regp < db_eregs; regp++) {
61	    db_read_variable(regp, &value);
62	    db_printf("%-12s%#*ln", regp->name, (sizeof (value) * 2) + 2,
63		value);
64	    db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset);
65	    if (name != 0 && offset <= db_maxoff && offset != value) {
66		db_printf("\t%s", name);
67		if (offset != 0)
68		    db_printf("+%#lr", offset);
69	    }
70	    db_printf("\n");
71	}
72	db_print_loc_and_inst(PC_REGS(DDB_REGS));
73}
74
75