tools/perf/arch/sh/util/dwarf-regs.c

   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
  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) */
  52 const char *get_arch_regstr(unsigned int n)
  53 {
  54         return (n <= SH_MAX_REGS) ? sh_regs_table[n] : NULL;
  55 }