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 <stddef.h>
23 #include <dwarf-regs.h>
24
25 /*
26 * Generic dwarf analysis helpers
27 */
28
29 #define SH_MAX_REGS 18
30 const 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) */
get_arch_regstr(unsigned int n)52 const char *get_arch_regstr(unsigned int n)
53 {
54 return (n < SH_MAX_REGS) ? sh_regs_table[n] : NULL;
55 }
56
