dwarf-regs.c revision e6817ec1d8ab31fc7b01906e305f848542df6413 
1/*
2 * Mapping of DWARF debug register numbers into register names.
3 *
4 * Copyright (C) 2010 Matt Fleming <matt@console-pimps.org>
5 *
6 * This program 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 of the License, or
9 * (at your option) any later version.
10 *
11 * This program 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 this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 *
20 */
21
22#include <libio.h>
23#include <dwarf-regs.h>
24
25/*
26 * Generic dwarf analysis helpers
27 */
28
29#define SH_MAX_REGS 18
30const char *sh_regs_table[SH_MAX_REGS] = {
31	"r0",
32	"r1",
33	"r2",
34	"r3",
35	"r4",
36	"r5",
37	"r6",
38	"r7",
39	"r8",
40	"r9",
41	"r10",
42	"r11",
43	"r12",
44	"r13",
45	"r14",
46	"r15",
47	"pc",
48	"pr",
49};
50
51/* Return architecture dependent register string (for kprobe-tracer) */
52const char *get_arch_regstr(unsigned int n)
53{
54	return (n <= SH_MAX_REGS) ? sh_regs_table[n] : NULL;
55}
56