root/oshmem/shmem/c/shmem_get.c

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   1 /*
   2  * Copyright (c) 2013      Mellanox Technologies, Inc.
   3  *                         All rights reserved.
   4  * $COPYRIGHT$
   5  *
   6  * Additional copyrights may follow
   7  *
   8  * $HEADER$
   9  */
  10 #include "oshmem_config.h"
  11 
  12 #include "oshmem/constants.h"
  13 #include "oshmem/include/shmem.h"
  14 
  15 #include "oshmem/runtime/runtime.h"
  16 
  17 #include "oshmem/mca/spml/spml.h"
  18 
  19 /*
  20  * These routines retrieve data from a contiguous data object on a remote PE.
  21  * The shmem_get() routines transfer nelems elements of the data object at address source
  22  * on the remote PE (pe), to the data object at address target on the local PE. These routines
  23  * return after the data has been copied to address target on the local pe.
  24  */
  25 #define DO_SHMEM_TYPE_GET(ctx, type, target, source, nelems, pe) do { \
  26         int rc = OSHMEM_SUCCESS;                                    \
  27         size_t size = 0;                                            \
  28                                                                     \
  29         RUNTIME_CHECK_INIT();                                       \
  30         RUNTIME_CHECK_PE(pe);                                       \
  31         RUNTIME_CHECK_ADDR(source);                                 \
  32                                                                     \
  33         size = nelems * sizeof(type);                               \
  34         rc = MCA_SPML_CALL(get(                                     \
  35             ctx,                                                    \
  36             (void*)source,                                          \
  37             size,                                                   \
  38             (void*)target,                                          \
  39             pe));                                                   \
  40         RUNTIME_CHECK_RC(rc);                                       \
  41     } while (0)
  42 
  43 #define SHMEM_CTX_TYPE_GET(type_name, type)                         \
  44     void shmem_ctx##type_name##_get(shmem_ctx_t ctx, type *target, const type *source, size_t nelems, int pe) \
  45     {                                                               \
  46         DO_SHMEM_TYPE_GET(ctx, type, target, source, nelems, pe);   \
  47         return ;                                                    \
  48     }
  49 
  50 #define SHMEM_TYPE_GET(type_name, type)                             \
  51     void shmem##type_name##_get(type *target, const type *source, size_t nelems, int pe) \
  52     {                                                               \
  53         DO_SHMEM_TYPE_GET(oshmem_ctx_default, type, target, source,  \
  54                           nelems, pe);                              \
  55         return ;                                                    \
  56     }
  57 
  58 #if OSHMEM_PROFILING
  59 #include "oshmem/include/pshmem.h"
  60 #pragma weak shmem_ctx_char_get       = pshmem_ctx_char_get
  61 #pragma weak shmem_ctx_short_get      = pshmem_ctx_short_get
  62 #pragma weak shmem_ctx_int_get        = pshmem_ctx_int_get
  63 #pragma weak shmem_ctx_long_get       = pshmem_ctx_long_get
  64 #pragma weak shmem_ctx_float_get      = pshmem_ctx_float_get
  65 #pragma weak shmem_ctx_double_get     = pshmem_ctx_double_get
  66 #pragma weak shmem_ctx_longlong_get   = pshmem_ctx_longlong_get
  67 #pragma weak shmem_ctx_schar_get      = pshmem_ctx_schar_get
  68 #pragma weak shmem_ctx_uchar_get      = pshmem_ctx_uchar_get
  69 #pragma weak shmem_ctx_ushort_get     = pshmem_ctx_ushort_get
  70 #pragma weak shmem_ctx_uint_get       = pshmem_ctx_uint_get
  71 #pragma weak shmem_ctx_ulong_get      = pshmem_ctx_ulong_get
  72 #pragma weak shmem_ctx_ulonglong_get  = pshmem_ctx_ulonglong_get
  73 #pragma weak shmem_ctx_longdouble_get = pshmem_ctx_longdouble_get
  74 #pragma weak shmem_ctx_int8_get       = pshmem_ctx_int8_get
  75 #pragma weak shmem_ctx_int16_get      = pshmem_ctx_int16_get
  76 #pragma weak shmem_ctx_int32_get      = pshmem_ctx_int32_get
  77 #pragma weak shmem_ctx_int64_get      = pshmem_ctx_int64_get
  78 #pragma weak shmem_ctx_uint8_get      = pshmem_ctx_uint8_get
  79 #pragma weak shmem_ctx_uint16_get     = pshmem_ctx_uint16_get
  80 #pragma weak shmem_ctx_uint32_get     = pshmem_ctx_uint32_get
  81 #pragma weak shmem_ctx_uint64_get     = pshmem_ctx_uint64_get
  82 #pragma weak shmem_ctx_size_get       = pshmem_ctx_size_get
  83 #pragma weak shmem_ctx_ptrdiff_get    = pshmem_ctx_ptrdiff_get
  84 
  85 #pragma weak shmem_char_get           = pshmem_char_get
  86 #pragma weak shmem_short_get          = pshmem_short_get
  87 #pragma weak shmem_int_get            = pshmem_int_get
  88 #pragma weak shmem_long_get           = pshmem_long_get
  89 #pragma weak shmem_float_get          = pshmem_float_get
  90 #pragma weak shmem_double_get         = pshmem_double_get
  91 #pragma weak shmem_longlong_get       = pshmem_longlong_get
  92 #pragma weak shmem_schar_get          = pshmem_schar_get
  93 #pragma weak shmem_uchar_get          = pshmem_uchar_get
  94 #pragma weak shmem_ushort_get         = pshmem_ushort_get
  95 #pragma weak shmem_uint_get           = pshmem_uint_get
  96 #pragma weak shmem_ulong_get          = pshmem_ulong_get
  97 #pragma weak shmem_ulonglong_get      = pshmem_ulonglong_get
  98 #pragma weak shmem_longdouble_get     = pshmem_longdouble_get
  99 #pragma weak shmem_int8_get           = pshmem_int8_get
 100 #pragma weak shmem_int16_get          = pshmem_int16_get
 101 #pragma weak shmem_int32_get          = pshmem_int32_get
 102 #pragma weak shmem_int64_get          = pshmem_int64_get
 103 #pragma weak shmem_uint8_get          = pshmem_uint8_get
 104 #pragma weak shmem_uint16_get         = pshmem_uint16_get
 105 #pragma weak shmem_uint32_get         = pshmem_uint32_get
 106 #pragma weak shmem_uint64_get         = pshmem_uint64_get
 107 #pragma weak shmem_size_get           = pshmem_size_get
 108 #pragma weak shmem_ptrdiff_get        = pshmem_ptrdiff_get
 109 
 110 #pragma weak shmem_ctx_getmem = pshmem_ctx_getmem
 111 #pragma weak shmem_ctx_get8 = pshmem_ctx_get8
 112 #pragma weak shmem_ctx_get16 = pshmem_ctx_get16
 113 #pragma weak shmem_ctx_get32 = pshmem_ctx_get32
 114 #pragma weak shmem_ctx_get64 = pshmem_ctx_get64
 115 #pragma weak shmem_ctx_get128 = pshmem_ctx_get128
 116 
 117 #pragma weak shmem_getmem = pshmem_getmem
 118 #pragma weak shmem_get8 = pshmem_get8
 119 #pragma weak shmem_get16 = pshmem_get16
 120 #pragma weak shmem_get32 = pshmem_get32
 121 #pragma weak shmem_get64 = pshmem_get64
 122 #pragma weak shmem_get128 = pshmem_get128
 123 #include "oshmem/shmem/c/profile/defines.h"
 124 #endif
 125 
 126 SHMEM_CTX_TYPE_GET(_char, char)
 127 SHMEM_CTX_TYPE_GET(_short, short)
 128 SHMEM_CTX_TYPE_GET(_int, int)
 129 SHMEM_CTX_TYPE_GET(_long, long)
 130 SHMEM_CTX_TYPE_GET(_longlong, long long)
 131 SHMEM_CTX_TYPE_GET(_schar, signed char)
 132 SHMEM_CTX_TYPE_GET(_uchar, unsigned char)
 133 SHMEM_CTX_TYPE_GET(_ushort, unsigned short)
 134 SHMEM_CTX_TYPE_GET(_uint, unsigned int)
 135 SHMEM_CTX_TYPE_GET(_ulong, unsigned long)
 136 SHMEM_CTX_TYPE_GET(_ulonglong, unsigned long long)
 137 SHMEM_CTX_TYPE_GET(_float, float)
 138 SHMEM_CTX_TYPE_GET(_double, double)
 139 SHMEM_CTX_TYPE_GET(_longdouble, long double)
 140 SHMEM_CTX_TYPE_GET(_int8, int8_t)
 141 SHMEM_CTX_TYPE_GET(_int16, int16_t)
 142 SHMEM_CTX_TYPE_GET(_int32, int32_t)
 143 SHMEM_CTX_TYPE_GET(_int64, int64_t)
 144 SHMEM_CTX_TYPE_GET(_uint8, uint8_t)
 145 SHMEM_CTX_TYPE_GET(_uint16, uint16_t)
 146 SHMEM_CTX_TYPE_GET(_uint32, uint32_t)
 147 SHMEM_CTX_TYPE_GET(_uint64, uint64_t)
 148 SHMEM_CTX_TYPE_GET(_size, size_t)
 149 SHMEM_CTX_TYPE_GET(_ptrdiff, ptrdiff_t)
 150 
 151 SHMEM_TYPE_GET(_char, char)
 152 SHMEM_TYPE_GET(_short, short)
 153 SHMEM_TYPE_GET(_int, int)
 154 SHMEM_TYPE_GET(_long, long)
 155 SHMEM_TYPE_GET(_longlong, long long)
 156 SHMEM_TYPE_GET(_schar, signed char)
 157 SHMEM_TYPE_GET(_uchar, unsigned char)
 158 SHMEM_TYPE_GET(_ushort, unsigned short)
 159 SHMEM_TYPE_GET(_uint, unsigned int)
 160 SHMEM_TYPE_GET(_ulong, unsigned long)
 161 SHMEM_TYPE_GET(_ulonglong, unsigned long long)
 162 SHMEM_TYPE_GET(_float, float)
 163 SHMEM_TYPE_GET(_double, double)
 164 SHMEM_TYPE_GET(_longdouble, long double)
 165 SHMEM_TYPE_GET(_int8, int8_t)
 166 SHMEM_TYPE_GET(_int16, int16_t)
 167 SHMEM_TYPE_GET(_int32, int32_t)
 168 SHMEM_TYPE_GET(_int64, int64_t)
 169 SHMEM_TYPE_GET(_uint8, uint8_t)
 170 SHMEM_TYPE_GET(_uint16, uint16_t)
 171 SHMEM_TYPE_GET(_uint32, uint32_t)
 172 SHMEM_TYPE_GET(_uint64, uint64_t)
 173 SHMEM_TYPE_GET(_size, size_t)
 174 SHMEM_TYPE_GET(_ptrdiff, ptrdiff_t)
 175 
 176 #define DO_SHMEM_GETMEM(ctx, target, source, element_size, nelems, pe) do { \
 177         int rc = OSHMEM_SUCCESS;                                    \
 178         size_t size = 0;                                            \
 179                                                                     \
 180         RUNTIME_CHECK_INIT();                                       \
 181         RUNTIME_CHECK_PE(pe);                                       \
 182         RUNTIME_CHECK_ADDR(source);                                 \
 183                                                                     \
 184         size = nelems * element_size;                               \
 185         rc = MCA_SPML_CALL(get(                                     \
 186             ctx,                                                    \
 187             (void*)source,                                          \
 188             size,                                                   \
 189             (void*)target,                                          \
 190             pe));                                                   \
 191        RUNTIME_CHECK_RC(rc);                                        \
 192     } while (0)
 193 
 194 #define SHMEM_CTX_TYPE_GETMEM(name, element_size, prefix)           \
 195     void prefix##_ctx##name(shmem_ctx_t ctx, void *target, const void *source, size_t nelems, int pe) \
 196     {                                                               \
 197         DO_SHMEM_GETMEM(ctx, target, source, element_size, nelems, pe); \
 198         return ;                                                    \
 199     }
 200 
 201 #define SHMEM_TYPE_GETMEM(name, element_size, prefix)               \
 202     void prefix##name(void *target, const void *source, size_t nelems, int pe) \
 203     {                                                               \
 204         DO_SHMEM_GETMEM(oshmem_ctx_default, target, source,          \
 205                         element_size, nelems, pe);                  \
 206         return ;                                                    \
 207     }
 208 
 209 SHMEM_CTX_TYPE_GETMEM(_getmem, 1, shmem)
 210 SHMEM_CTX_TYPE_GETMEM(_get8, 1, shmem)
 211 SHMEM_CTX_TYPE_GETMEM(_get16, 2, shmem)
 212 SHMEM_CTX_TYPE_GETMEM(_get32, 4, shmem)
 213 SHMEM_CTX_TYPE_GETMEM(_get64, 8, shmem)
 214 SHMEM_CTX_TYPE_GETMEM(_get128, 16, shmem)
 215 SHMEM_TYPE_GETMEM(_getmem, 1, shmem)
 216 SHMEM_TYPE_GETMEM(_get8, 1, shmem)
 217 SHMEM_TYPE_GETMEM(_get16, 2, shmem)
 218 SHMEM_TYPE_GETMEM(_get32, 4, shmem)
 219 SHMEM_TYPE_GETMEM(_get64, 8, shmem)
 220 SHMEM_TYPE_GETMEM(_get128, 16, shmem)
 221 

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