projects / urcu.git / blame
| Commit | Line | Data |
|---|---|---|
| d3d3857f MJ |
1 | // SPDX-FileCopyrightText: 2009 Paul E. McKenney, IBM Corporation. |
| 2 | // SPDX-FileCopyrightText: 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
| 3 | // | |
| 4 | // SPDX-License-Identifier: LGPL-2.1-or-later | |
| 5 | ||
| 58de5a4b MD |
6 | #ifndef _URCU_ARCH_SPARC64_H |
| 7 | #define _URCU_ARCH_SPARC64_H | |
| 8 | ||
| 9 | /* | |
| 10 | * arch_sparc64.h: trivial definitions for the Sparc64 architecture. | |
| 58de5a4b MD |
11 | */ |
| 12 | ||
| 13 | #include <urcu/compiler.h> | |
| 14 | #include <urcu/config.h> | |
| 999991c6 | 15 | #include <urcu/syscall-compat.h> |
| 58de5a4b | 16 | |
| 36bc70a8 MD |
17 | #ifdef __cplusplus |
| 18 | extern "C" { | |
| 67ecffc0 | 19 | #endif |
| 36bc70a8 | 20 | |
| 994d4955 MD |
21 | /* |
| 22 | * On Linux, define the membarrier system call number if not yet available in | |
| 23 | * the system headers. | |
| 24 | */ | |
| 25 | #if (defined(__linux__) && !defined(__NR_membarrier)) | |
| 26 | #define __NR_membarrier 351 | |
| 27 | #endif | |
| 28 | ||
| 06f22bdb | 29 | #define CAA_CACHE_LINE_SIZE 256 |
| 58de5a4b | 30 | |
| 58de5a4b MD |
31 | /* |
| 32 | * Inspired from the Linux kernel. Workaround Spitfire bug #51. | |
| 33 | */ | |
| 34 | #define membar_safe(type) \ | |
| 35 | __asm__ __volatile__("ba,pt %%xcc, 1f\n\t" \ | |
| 36 | "membar " type "\n" \ | |
| 37 | "1:\n" \ | |
| 38 | : : : "memory") | |
| 39 | ||
| 5481ddb3 DG |
40 | #define cmm_mb() membar_safe("#LoadLoad | #LoadStore | #StoreStore | #StoreLoad") |
| 41 | #define cmm_rmb() membar_safe("#LoadLoad") | |
| 42 | #define cmm_wmb() membar_safe("#StoreStore") | |
| 58de5a4b | 43 | |
| 67ecffc0 | 44 | #ifdef __cplusplus |
| 36bc70a8 MD |
45 | } |
| 46 | #endif | |
| 47 | ||
| 1b9119f8 | 48 | #include <urcu/arch/generic.h> |
| e4d1eb09 | 49 | |
| 58de5a4b | 50 | #endif /* _URCU_ARCH_SPARC64_H */ |