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13e0bc72 HD |
1 | #ifndef _URCU_ARCH_HPPA_H |
2 | #define _URCU_ARCH_HPPA_H | |
3 | ||
f8c43f45 MD |
4 | /* |
5 | * arch/hppa.h: definitions for hppa architecture | |
6 | * | |
7 | * Copyright (c) 2014 Helge Deller <deller@gmx.de> | |
8 | * | |
9 | * This library is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU Lesser General Public | |
11 | * License as published by the Free Software Foundation; either | |
12 | * version 2.1 of the License, or (at your option) any later version. | |
13 | * | |
14 | * This library is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * Lesser General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU Lesser General Public | |
20 | * License along with this library; if not, write to the Free Software | |
21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
22 | */ | |
23 | ||
13e0bc72 HD |
24 | #include <urcu/compiler.h> |
25 | #include <urcu/config.h> | |
999991c6 | 26 | #include <urcu/syscall-compat.h> |
13e0bc72 HD |
27 | |
28 | #ifdef __cplusplus | |
29 | extern "C" { | |
30 | #endif | |
31 | ||
32 | #include <stdlib.h> | |
33 | #include <sys/time.h> | |
34 | ||
1a186a88 MD |
35 | /* |
36 | * On Linux, define the membarrier system call number if not yet available in | |
37 | * the system headers. | |
38 | */ | |
39 | #if (defined(__linux__) && !defined(__NR_membarrier)) | |
40 | #define __NR_membarrier 343 | |
41 | #endif | |
42 | ||
f8c43f45 | 43 | #define HAS_CAA_GET_CYCLES |
3fa18286 | 44 | typedef unsigned long caa_cycles_t; |
13e0bc72 | 45 | |
3fa18286 | 46 | static inline caa_cycles_t caa_get_cycles(void) |
13e0bc72 | 47 | { |
3fa18286 | 48 | caa_cycles_t cycles; |
13e0bc72 HD |
49 | |
50 | asm volatile("mfctl 16, %0" : "=r" (cycles)); | |
51 | return cycles; | |
52 | } | |
53 | ||
54 | #ifdef __cplusplus | |
55 | } | |
56 | #endif | |
57 | ||
58 | #include <urcu/arch/generic.h> | |
59 | ||
60 | #endif /* _URCU_ARCH_HPPA_H */ |