libgomp/openacc_lib.h

   1 !  OpenACC Runtime Library Definitions.                 -*- mode: fortran -*-
   2
   3 !  Copyright (C) 2014-2015 Free Software Foundation, Inc.
   4
   5 !  Contributed by Tobias Burnus <burnus@net-b.de>
   6 !              and Mentor Embedded.
   7
   8 !  This file is part of the GNU Offloading and Multi Processing Library
   9 !  (libgomp).
  10
  11 !  Libgomp is free software; you can redistribute it and/or modify it
  12 !  under the terms of the GNU General Public License as published by
  13 !  the Free Software Foundation; either version 3, or (at your option)
  14 !  any later version.
  15
  16 !  Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
  17 !  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  18 !  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  19 !  more details.
  20
  21 !  Under Section 7 of GPL version 3, you are granted additional
  22 !  permissions described in the GCC Runtime Library Exception, version
  23 !  3.1, as published by the Free Software Foundation.
  24
  25 !  You should have received a copy of the GNU General Public License and
  26 !  a copy of the GCC Runtime Library Exception along with this program;
  27 !  see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  28 !  <http://www.gnu.org/licenses/>.
  29
  30 ! NOTE: Due to the use of dimension (..), the code only works when compiled
  31 ! with -std=f2008ts/gnu/legacy but not with other standard settings.
  32 ! Alternatively, the user can use the module version, which permits
  33 ! compilation with -std=f95.
  34
  35       integer, parameter :: acc_device_kind = 4
  36
  37 !     Keep in sync with include/gomp-constants.h.
  38       integer (acc_device_kind), parameter :: acc_device_none = 0
  39       integer (acc_device_kind), parameter :: acc_device_default = 1
  40       integer (acc_device_kind), parameter :: acc_device_host = 2
  41 !     integer (acc_device_kind), parameter :: acc_device_host_nonshm = 3
  42 !     removed.
  43       integer (acc_device_kind), parameter :: acc_device_not_host = 4
  44       integer (acc_device_kind), parameter :: acc_device_nvidia = 5
  45
  46       integer, parameter :: acc_handle_kind = 4
  47
  48 !     Keep in sync with include/gomp-constants.h.
  49       integer (acc_handle_kind), parameter :: acc_async_noval = -1
  50       integer (acc_handle_kind), parameter :: acc_async_sync = -2
  51
  52       integer, parameter :: openacc_version = 201306
  53
  54       interface acc_get_num_devices
  55         function acc_get_num_devices_h (d)
  56           import acc_device_kind
  57           integer acc_get_num_devices_h
  58           integer (acc_device_kind) d
  59         end function
  60       end interface
  61
  62       interface acc_set_device_type
  63         subroutine acc_set_device_type_h (d)
  64           import acc_device_kind
  65           integer (acc_device_kind) d
  66         end subroutine
  67       end interface
  68
  69       interface acc_get_device_type
  70         function acc_get_device_type_h ()
  71           import acc_device_kind
  72           integer (acc_device_kind) acc_get_device_type_h
  73         end function
  74       end interface
  75
  76       interface acc_set_device_num
  77         subroutine acc_set_device_num_h (n, d)
  78           import acc_device_kind
  79           integer n
  80           integer (acc_device_kind) d
  81         end subroutine
  82       end interface
  83
  84       interface acc_get_device_num
  85         function acc_get_device_num_h (d)
  86           import acc_device_kind
  87           integer acc_get_device_num_h
  88           integer (acc_device_kind) d
  89         end function
  90       end interface
  91
  92       interface acc_async_test
  93         function acc_async_test_h (a)
  94           logical acc_async_test_h
  95           integer a
  96         end function
  97       end interface
  98
  99       interface acc_async_test_all
 100         function acc_async_test_all_h ()
 101           logical acc_async_test_all_h
 102         end function
 103       end interface
 104
 105       interface acc_wait
 106         subroutine acc_wait_h (a)
 107           integer a
 108         end subroutine
 109       end interface
 110
 111       interface acc_wait_async
 112         subroutine acc_wait_async_h (a1, a2)
 113           integer a1, a2
 114         end subroutine
 115       end interface
 116
 117       interface acc_wait_all
 118         subroutine acc_wait_all_h ()
 119         end subroutine
 120       end interface
 121
 122       interface acc_wait_all_async
 123         subroutine acc_wait_all_async_h (a)
 124           integer a
 125         end subroutine
 126       end interface
 127
 128       interface acc_init
 129         subroutine acc_init_h (devicetype)
 130           import acc_device_kind
 131           integer (acc_device_kind) devicetype
 132         end subroutine
 133       end interface
 134
 135       interface acc_shutdown
 136         subroutine acc_shutdown_h (devicetype)
 137           import acc_device_kind
 138           integer (acc_device_kind) devicetype
 139         end subroutine
 140       end interface
 141
 142       interface acc_on_device
 143         function acc_on_device_h (devicetype)
 144           import acc_device_kind
 145           logical acc_on_device_h
 146           integer (acc_device_kind) devicetype
 147         end function
 148       end interface
 149
 150       ! acc_malloc: Only available in C/C++
 151       ! acc_free: Only available in C/C++
 152
 153       interface acc_copyin
 154         subroutine acc_copyin_32_h (a, len)
 155           use iso_c_binding, only: c_int32_t
 156           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 157           type (*), dimension (*) :: a
 158           integer (c_int32_t) len
 159         end subroutine
 160
 161         subroutine acc_copyin_64_h (a, len)
 162           use iso_c_binding, only: c_int64_t
 163           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 164           type (*), dimension (*) :: a
 165           integer (c_int64_t) len
 166         end subroutine
 167
 168         subroutine acc_copyin_array_h (a)
 169           type (*), dimension (..), contiguous :: a
 170           end subroutine
 171       end interface
 172
 173       interface acc_present_or_copyin
 174         subroutine acc_present_or_copyin_32_h (a, len)
 175           use iso_c_binding, only: c_int32_t
 176           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 177           type (*), dimension (*) :: a
 178           integer (c_int32_t) len
 179         end subroutine
 180
 181         subroutine acc_present_or_copyin_64_h (a, len)
 182           use iso_c_binding, only: c_int64_t
 183           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 184           type (*), dimension (*) :: a
 185           integer (c_int64_t) len
 186         end subroutine
 187
 188         subroutine acc_present_or_copyin_array_h (a)
 189           type (*), dimension (..), contiguous :: a
 190           end subroutine
 191       end interface
 192
 193       interface acc_pcopyin
 194         subroutine acc_pcopyin_32_h (a, len)
 195           use iso_c_binding, only: c_int32_t
 196           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 197           type (*), dimension (*) :: a
 198           integer (c_int32_t) len
 199         end subroutine
 200
 201         subroutine acc_pcopyin_64_h (a, len)
 202           use iso_c_binding, only: c_int64_t
 203           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 204           type (*), dimension (*) :: a
 205           integer (c_int64_t) len
 206         end subroutine
 207
 208         subroutine acc_pcopyin_array_h (a)
 209           type (*), dimension (..), contiguous :: a
 210           end subroutine
 211       end interface
 212
 213       interface acc_create
 214         subroutine acc_create_32_h (a, len)
 215           use iso_c_binding, only: c_int32_t
 216           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 217           type (*), dimension (*) :: a
 218           integer (c_int32_t) len
 219         end subroutine
 220
 221         subroutine acc_create_64_h (a, len)
 222           use iso_c_binding, only: c_int64_t
 223           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 224           type (*), dimension (*) :: a
 225           integer (c_int64_t) len
 226         end subroutine
 227
 228         subroutine acc_create_array_h (a)
 229           type (*), dimension (..), contiguous :: a
 230           end subroutine
 231       end interface
 232
 233       interface acc_present_or_create
 234         subroutine acc_present_or_create_32_h (a, len)
 235           use iso_c_binding, only: c_int32_t
 236           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 237           type (*), dimension (*) :: a
 238           integer (c_int32_t) len
 239         end subroutine
 240
 241         subroutine acc_present_or_create_64_h (a, len)
 242           use iso_c_binding, only: c_int64_t
 243           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 244           type (*), dimension (*) :: a
 245           integer (c_int64_t) len
 246         end subroutine
 247
 248         subroutine acc_present_or_create_array_h (a)
 249           type (*), dimension (..), contiguous :: a
 250           end subroutine
 251       end interface
 252
 253       interface acc_pcreate
 254         subroutine acc_pcreate_32_h (a, len)
 255           use iso_c_binding, only: c_int32_t
 256           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 257           type (*), dimension (*) :: a
 258           integer (c_int32_t) len
 259         end subroutine
 260
 261         subroutine acc_pcreate_64_h (a, len)
 262           use iso_c_binding, only: c_int64_t
 263           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 264           type (*), dimension (*) :: a
 265           integer (c_int64_t) len
 266         end subroutine
 267
 268         subroutine acc_pcreate_array_h (a)
 269           type (*), dimension (..), contiguous :: a
 270           end subroutine
 271       end interface
 272
 273       interface acc_copyout
 274         subroutine acc_copyout_32_h (a, len)
 275           use iso_c_binding, only: c_int32_t
 276           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 277           type (*), dimension (*) :: a
 278           integer (c_int32_t) len
 279         end subroutine
 280
 281         subroutine acc_copyout_64_h (a, len)
 282           use iso_c_binding, only: c_int64_t
 283           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 284           type (*), dimension (*) :: a
 285           integer (c_int64_t) len
 286         end subroutine
 287
 288         subroutine acc_copyout_array_h (a)
 289           type (*), dimension (..), contiguous :: a
 290         end subroutine
 291       end interface
 292
 293       interface acc_delete
 294         subroutine acc_delete_32_h (a, len)
 295           use iso_c_binding, only: c_int32_t
 296           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 297           type (*), dimension (*) :: a
 298           integer (c_int32_t) len
 299         end subroutine
 300
 301         subroutine acc_delete_64_h (a, len)
 302           use iso_c_binding, only: c_int64_t
 303           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 304           type (*), dimension (*) :: a
 305           integer (c_int64_t) len
 306         end subroutine
 307
 308         subroutine acc_delete_array_h (a)
 309           type (*), dimension (..), contiguous :: a
 310         end subroutine
 311       end interface
 312
 313       interface acc_update_device
 314         subroutine acc_update_device_32_h (a, len)
 315           use iso_c_binding, only: c_int32_t
 316           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 317           type (*), dimension (*) :: a
 318           integer (c_int32_t) len
 319         end subroutine
 320
 321         subroutine acc_update_device_64_h (a, len)
 322           use iso_c_binding, only: c_int64_t
 323           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 324           type (*), dimension (*) :: a
 325           integer (c_int64_t) len
 326         end subroutine
 327
 328         subroutine acc_update_device_array_h (a)
 329           type (*), dimension (..), contiguous :: a
 330         end subroutine
 331       end interface
 332
 333       interface acc_update_self
 334         subroutine acc_update_self_32_h (a, len)
 335           use iso_c_binding, only: c_int32_t
 336           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 337           type (*), dimension (*) :: a
 338           integer (c_int32_t) len
 339         end subroutine
 340
 341         subroutine acc_update_self_64_h (a, len)
 342           use iso_c_binding, only: c_int64_t
 343           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 344           type (*), dimension (*) :: a
 345           integer (c_int64_t) len
 346         end subroutine
 347
 348         subroutine acc_update_self_array_h (a)
 349           type (*), dimension (..), contiguous :: a
 350         end subroutine
 351       end interface
 352
 353       ! acc_map_data: Only available in C/C++
 354       ! acc_unmap_data: Only available in C/C++
 355       ! acc_deviceptr: Only available in C/C++
 356       ! acc_ostptr: Only available in C/C++
 357
 358       interface acc_is_present
 359         function acc_is_present_32_h (a, len)
 360           use iso_c_binding, only: c_int32_t
 361           logical acc_is_present_32_h
 362           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 363           type (*), dimension (*) :: a
 364           integer (c_int32_t) len
 365         end function
 366
 367         function acc_is_present_64_h (a, len)
 368           use iso_c_binding, only: c_int64_t
 369           logical acc_is_present_64_h
 370           !GCC$ ATTRIBUTES NO_ARG_CHECK :: a
 371           type (*), dimension (*) :: a
 372           integer (c_int64_t) len
 373         end function
 374
 375         function acc_is_present_array_h (a)
 376           logical acc_is_present_array_h
 377           type (*), dimension (..), contiguous :: a
 378         end function
 379       end interface
 380
 381       ! acc_memcpy_to_device: Only available in C/C++
 382       ! acc_memcpy_from_device: Only available in C/C++