projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /*- |
| 2 | * BSD LICENSE | |
| 3 | * | |
| 4 | * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. | |
| 5 | * All rights reserved. | |
| 6 | * | |
| 7 | * Redistribution and use in source and binary forms, with or without | |
| 8 | * modification, are permitted provided that the following conditions | |
| 9 | * are met: | |
| 10 | * | |
| 11 | * * Redistributions of source code must retain the above copyright | |
| 12 | * notice, this list of conditions and the following disclaimer. | |
| 13 | * * Redistributions in binary form must reproduce the above copyright | |
| 14 | * notice, this list of conditions and the following disclaimer in | |
| 15 | * the documentation and/or other materials provided with the | |
| 16 | * distribution. | |
| 17 | * * Neither the name of Intel Corporation nor the names of its | |
| 18 | * contributors may be used to endorse or promote products derived | |
| 19 | * from this software without specific prior written permission. | |
| 20 | * | |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 24 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 25 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 26 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 27 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 28 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 29 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 30 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 32 | */ | |
| 33 | ||
| 34 | #ifndef _RTE_PREFETCH_X86_64_H_ | |
| 35 | #define _RTE_PREFETCH_X86_64_H_ | |
| 36 | ||
| 37 | #ifdef __cplusplus | |
| 38 | extern "C" { | |
| 39 | #endif | |
| 40 | ||
| 41 | #include <rte_common.h> | |
| 42 | #include "generic/rte_prefetch.h" | |
| 43 | ||
| 44 | static inline void rte_prefetch0(const volatile void *p) | |
| 45 | { | |
| 46 | asm volatile ("prefetcht0 %[p]" : : [p] "m" (*(const volatile char *)p)); | |
| 47 | } | |
| 48 | ||
| 49 | static inline void rte_prefetch1(const volatile void *p) | |
| 50 | { | |
| 51 | asm volatile ("prefetcht1 %[p]" : : [p] "m" (*(const volatile char *)p)); | |
| 52 | } | |
| 53 | ||
| 54 | static inline void rte_prefetch2(const volatile void *p) | |
| 55 | { | |
| 56 | asm volatile ("prefetcht2 %[p]" : : [p] "m" (*(const volatile char *)p)); | |
| 57 | } | |
| 58 | ||
| 59 | static inline void rte_prefetch_non_temporal(const volatile void *p) | |
| 60 | { | |
| 61 | asm volatile ("prefetchnta %[p]" : : [p] "m" (*(const volatile char *)p)); | |
| 62 | } | |
| 63 | ||
| 64 | #ifdef __cplusplus | |
| 65 | } | |
| 66 | #endif | |
| 67 | ||
| 68 | #endif /* _RTE_PREFETCH_X86_64_H_ */ |