]>
Commit | Line | Data |
---|---|---|
ff08fc59 | 1 | /* Hardware capability support for run-time dynamic loader. |
04277e02 | 2 | Copyright (C) 2017-2019 Free Software Foundation, Inc. |
ff08fc59 SP |
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 | #include <elf/dl-tunables.h> | |
20 | ||
511c5a10 | 21 | #if HAVE_TUNABLES |
dce452dc | 22 | # define GET_HWCAP_MASK() TUNABLE_GET (glibc, cpu, hwcap_mask, uint64_t, NULL) |
511c5a10 SP |
23 | #else |
24 | # ifdef SHARED | |
25 | # define GET_HWCAP_MASK() GLRO(dl_hwcap_mask) | |
ff08fc59 | 26 | # else |
511c5a10 SP |
27 | /* HWCAP_MASK is ignored in static binaries when built without tunables. */ |
28 | # define GET_HWCAP_MASK() (0) | |
ff08fc59 | 29 | # endif |
ff08fc59 | 30 | #endif |