ceph/src/spdk/dpdk/lib/librte_eal/common/include/arch/arm/rte_prefetch_32.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2015 RehiveTech. All rights reserved.
   3  */
   4
   5 #ifndef _RTE_PREFETCH_ARM32_H_
   6 #define _RTE_PREFETCH_ARM32_H_
   7
   8 #ifdef __cplusplus
   9 extern "C" {
  10 #endif
  11
  12 #include <rte_common.h>
  13 #include "generic/rte_prefetch.h"
  14
  15 static inline void rte_prefetch0(const volatile void *p)
  16 {
  17         asm volatile ("pld [%0]" : : "r" (p));
  18 }
  19
  20 static inline void rte_prefetch1(const volatile void *p)
  21 {
  22         asm volatile ("pld [%0]" : : "r" (p));
  23 }
  24
  25 static inline void rte_prefetch2(const volatile void *p)
  26 {
  27         asm volatile ("pld [%0]" : : "r" (p));
  28 }
  29
  30 static inline void rte_prefetch_non_temporal(const volatile void *p)
  31 {
  32         /* non-temporal version not available, fallback to rte_prefetch0 */
  33         rte_prefetch0(p);
  34 }
  35
  36 #ifdef __cplusplus
  37 }
  38 #endif
  39
  40 #endif /* _RTE_PREFETCH_ARM32_H_ */