xref: /linux/tools/perf/arch/mips/util/dwarf-regs.c (revision 3d0fe49454652117522f60bfbefb978ba0e5300b)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * dwarf-regs.c : Mapping of DWARF debug register numbers into register names.
4  *
5  * Copyright (C) 2013 Cavium, Inc.
6  *
7  * This program 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 of the License, or
10  * (at your option) any later version.
11  *
12  * This program 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  */
18 
19 #include <stdio.h>
20 #include <dwarf-regs.h>
21 
22 static const char *mips_gpr_names[32] = {
23 	"$0", "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", "$9",
24 	"$10", "$11", "$12", "$13", "$14", "$15", "$16", "$17", "$18", "$19",
25 	"$20", "$21", "$22", "$23", "$24", "$25", "$26", "$27", "$28", "$29",
26 	"$30", "$31"
27 };
28 
29 const char *get_arch_regstr(unsigned int n)
30 {
31 	if (n < 32)
32 		return mips_gpr_names[n];
33 	if (n == 64)
34 		return "hi";
35 	if (n == 65)
36 		return "lo";
37 	return NULL;
38 }
39