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1/* Processor capability information handling macros - aarch64 version.
2 Copyright (C) 2017-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#ifndef _DL_PROCINFO_H
20#define _DL_PROCINFO_H 1
21
22#include <sys/auxv.h>
23#include <unistd.h>
24#include <ldsodefs.h>
25#include <sysdep.h>
26
27/* We cannot provide a general printing function. */
28#define _dl_procinfo(type, word) -1
29
30/* No additional library search paths. */
31#define HWCAP_IMPORTANT HWCAP_ATOMICS
32
33static inline const char *
34__attribute__ ((unused))
35_dl_hwcap_string (int idx)
36{
37 return (unsigned)idx < _DL_HWCAP_COUNT ? GLRO(dl_aarch64_cap_flags)[idx] : "";
38};
39
40static inline int
41__attribute__ ((unused))
42_dl_string_hwcap (const char *str)
43{
44 for (int i = 0; i < _DL_HWCAP_COUNT; i++)
45 {
46 if (strcmp (str, _dl_hwcap_string (i)) == 0)
47 return i;
48 }
49 return -1;
50};
51
52/* There're no platforms to filter out. */
53#define _DL_HWCAP_PLATFORM 0
54
55#define _dl_string_platform(str) (-1)
56
57#endif /* dl-procinfo.h */
58

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