root/oshmem/shmem/c/shmem_g.c

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   1 /*
   2  * Copyright (c) 2013-2016 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 #include "oshmem/include/shmemx.h"
  15 
  16 #include "oshmem/runtime/runtime.h"
  17 
  18 #include "oshmem/mca/spml/spml.h"
  19 
  20 /*
  21  * These routines provide a low latency mechanism to retrieve basic types (short, int, float,
  22  * double, long) from symmetric data objects on remote PEs.
  23  * Retrieves the value at the symmetric address addr of the remote PE pe.
  24  */
  25 #define DO_SHMEM_TYPE_G(ctx, type, addr, pe, out_value) 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(addr);                                   \
  32                                                                     \
  33         size = sizeof(out_value);                                   \
  34         rc = MCA_SPML_CALL(get(                                     \
  35             ctx,                                                    \
  36             (void*)addr,                                            \
  37             size,                                                   \
  38             (void*)&out_value,                                      \
  39             pe));                                                   \
  40         RUNTIME_CHECK_RC(rc);                                       \
  41     } while (0)
  42 
  43 #define SHMEM_CTX_TYPE_G(type_name, type, prefix)                   \
  44     type prefix##_ctx##type_name##_g(shmem_ctx_t ctx, const type *addr, int pe) \
  45     {                                                               \
  46         type out_value;                                             \
  47         DO_SHMEM_TYPE_G(ctx, type, addr, pe, out_value);            \
  48         return out_value;                                           \
  49     }
  50 
  51 #define SHMEM_TYPE_G(type_name, type, prefix)                       \
  52     type prefix##type_name##_g(const type *addr, int pe)            \
  53     {                                                               \
  54         type out_value;                                             \
  55         DO_SHMEM_TYPE_G(oshmem_ctx_default, type, addr, pe, out_value); \
  56         return out_value;                                           \
  57     }
  58 
  59 #if OSHMEM_PROFILING
  60 #include "oshmem/include/pshmem.h"
  61 #pragma weak shmem_ctx_char_g       = pshmem_ctx_char_g
  62 #pragma weak shmem_ctx_short_g      = pshmem_ctx_short_g
  63 #pragma weak shmem_ctx_int_g        = pshmem_ctx_int_g
  64 #pragma weak shmem_ctx_long_g       = pshmem_ctx_long_g
  65 #pragma weak shmem_ctx_float_g      = pshmem_ctx_float_g
  66 #pragma weak shmem_ctx_double_g     = pshmem_ctx_double_g
  67 #pragma weak shmem_ctx_longlong_g   = pshmem_ctx_longlong_g
  68 #pragma weak shmem_ctx_schar_g      = pshmem_ctx_schar_g
  69 #pragma weak shmem_ctx_uchar_g      = pshmem_ctx_uchar_g
  70 #pragma weak shmem_ctx_ushort_g     = pshmem_ctx_ushort_g
  71 #pragma weak shmem_ctx_uint_g       = pshmem_ctx_uint_g
  72 #pragma weak shmem_ctx_ulong_g      = pshmem_ctx_ulong_g
  73 #pragma weak shmem_ctx_ulonglong_g  = pshmem_ctx_ulonglong_g
  74 #pragma weak shmem_ctx_longdouble_g = pshmem_ctx_longdouble_g
  75 #pragma weak shmem_ctx_int8_g       = pshmem_ctx_int8_g
  76 #pragma weak shmem_ctx_int16_g      = pshmem_ctx_int16_g
  77 #pragma weak shmem_ctx_int32_g      = pshmem_ctx_int32_g
  78 #pragma weak shmem_ctx_int64_g      = pshmem_ctx_int64_g
  79 #pragma weak shmem_ctx_uint8_g      = pshmem_ctx_uint8_g
  80 #pragma weak shmem_ctx_uint16_g     = pshmem_ctx_uint16_g
  81 #pragma weak shmem_ctx_uint32_g     = pshmem_ctx_uint32_g
  82 #pragma weak shmem_ctx_uint64_g     = pshmem_ctx_uint64_g
  83 #pragma weak shmem_ctx_size_g       = pshmem_ctx_size_g
  84 #pragma weak shmem_ctx_ptrdiff_g    = pshmem_ctx_ptrdiff_g
  85 
  86 #pragma weak shmem_char_g           = pshmem_char_g
  87 #pragma weak shmem_short_g          = pshmem_short_g
  88 #pragma weak shmem_int_g            = pshmem_int_g
  89 #pragma weak shmem_long_g           = pshmem_long_g
  90 #pragma weak shmem_float_g          = pshmem_float_g
  91 #pragma weak shmem_double_g         = pshmem_double_g
  92 #pragma weak shmem_longlong_g       = pshmem_longlong_g
  93 #pragma weak shmem_schar_g          = pshmem_schar_g
  94 #pragma weak shmem_uchar_g          = pshmem_uchar_g
  95 #pragma weak shmem_ushort_g         = pshmem_ushort_g
  96 #pragma weak shmem_uint_g           = pshmem_uint_g
  97 #pragma weak shmem_ulong_g          = pshmem_ulong_g
  98 #pragma weak shmem_ulonglong_g      = pshmem_ulonglong_g
  99 #pragma weak shmem_longdouble_g     = pshmem_longdouble_g
 100 #pragma weak shmem_int8_g           = pshmem_int8_g
 101 #pragma weak shmem_int16_g          = pshmem_int16_g
 102 #pragma weak shmem_int32_g          = pshmem_int32_g
 103 #pragma weak shmem_int64_g          = pshmem_int64_g
 104 #pragma weak shmem_uint8_g          = pshmem_uint8_g
 105 #pragma weak shmem_uint16_g         = pshmem_uint16_g
 106 #pragma weak shmem_uint32_g         = pshmem_uint32_g
 107 #pragma weak shmem_uint64_g         = pshmem_uint64_g
 108 #pragma weak shmem_size_g           = pshmem_size_g
 109 #pragma weak shmem_ptrdiff_g        = pshmem_ptrdiff_g
 110 
 111 #pragma weak shmemx_int16_g = pshmemx_int16_g
 112 #pragma weak shmemx_int32_g = pshmemx_int32_g
 113 #pragma weak shmemx_int64_g = pshmemx_int64_g
 114 #include "oshmem/shmem/c/profile/defines.h"
 115 #endif
 116 
 117 SHMEM_CTX_TYPE_G(_char, char, shmem)
 118 SHMEM_CTX_TYPE_G(_short, short, shmem)
 119 SHMEM_CTX_TYPE_G(_int, int, shmem)
 120 SHMEM_CTX_TYPE_G(_long, long, shmem)
 121 SHMEM_CTX_TYPE_G(_longlong, long long, shmem)
 122 SHMEM_CTX_TYPE_G(_schar, signed char, shmem)
 123 SHMEM_CTX_TYPE_G(_uchar, unsigned char, shmem)
 124 SHMEM_CTX_TYPE_G(_ushort, unsigned short, shmem)
 125 SHMEM_CTX_TYPE_G(_uint, unsigned int, shmem)
 126 SHMEM_CTX_TYPE_G(_ulong, unsigned long, shmem)
 127 SHMEM_CTX_TYPE_G(_ulonglong, unsigned long long, shmem)
 128 SHMEM_CTX_TYPE_G(_float, float, shmem)
 129 SHMEM_CTX_TYPE_G(_double, double, shmem)
 130 SHMEM_CTX_TYPE_G(_longdouble, long double, shmem)
 131 SHMEM_CTX_TYPE_G(_int8, int8_t, shmem)
 132 SHMEM_CTX_TYPE_G(_int16, int16_t, shmem)
 133 SHMEM_CTX_TYPE_G(_int32, int32_t, shmem)
 134 SHMEM_CTX_TYPE_G(_int64, int64_t, shmem)
 135 SHMEM_CTX_TYPE_G(_uint8, uint8_t, shmem)
 136 SHMEM_CTX_TYPE_G(_uint16, uint16_t, shmem)
 137 SHMEM_CTX_TYPE_G(_uint32, uint32_t, shmem)
 138 SHMEM_CTX_TYPE_G(_uint64, uint64_t, shmem)
 139 SHMEM_CTX_TYPE_G(_size, size_t, shmem)
 140 SHMEM_CTX_TYPE_G(_ptrdiff, ptrdiff_t, shmem)
 141 
 142 SHMEM_TYPE_G(_char, char, shmem)
 143 SHMEM_TYPE_G(_short, short, shmem)
 144 SHMEM_TYPE_G(_int, int, shmem)
 145 SHMEM_TYPE_G(_long, long, shmem)
 146 SHMEM_TYPE_G(_longlong, long long, shmem)
 147 SHMEM_TYPE_G(_schar, signed char, shmem)
 148 SHMEM_TYPE_G(_uchar, unsigned char, shmem)
 149 SHMEM_TYPE_G(_ushort, unsigned short, shmem)
 150 SHMEM_TYPE_G(_uint, unsigned int, shmem)
 151 SHMEM_TYPE_G(_ulong, unsigned long, shmem)
 152 SHMEM_TYPE_G(_ulonglong, unsigned long long, shmem)
 153 SHMEM_TYPE_G(_float, float, shmem)
 154 SHMEM_TYPE_G(_double, double, shmem)
 155 SHMEM_TYPE_G(_longdouble, long double, shmem)
 156 SHMEM_TYPE_G(_int8, int8_t, shmem)
 157 SHMEM_TYPE_G(_int16, int16_t, shmem)
 158 SHMEM_TYPE_G(_int32, int32_t, shmem)
 159 SHMEM_TYPE_G(_int64, int64_t, shmem)
 160 SHMEM_TYPE_G(_uint8, uint8_t, shmem)
 161 SHMEM_TYPE_G(_uint16, uint16_t, shmem)
 162 SHMEM_TYPE_G(_uint32, uint32_t, shmem)
 163 SHMEM_TYPE_G(_uint64, uint64_t, shmem)
 164 SHMEM_TYPE_G(_size, size_t, shmem)
 165 SHMEM_TYPE_G(_ptrdiff, ptrdiff_t, shmem)
 166 
 167 SHMEM_TYPE_G(_int16, int16_t, shmemx)
 168 SHMEM_TYPE_G(_int32, int32_t, shmemx)
 169 SHMEM_TYPE_G(_int64, int64_t, shmemx)

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