libgomp/oacc-plugin.c

   1 /* Copyright (C) 2014-2017 Free Software Foundation, Inc.
   2
   3    Contributed by Mentor Embedded.
   4
   5    This file is part of the GNU Offloading and Multi Processing Library
   6    (libgomp).
   7
   8    Libgomp is free software; you can redistribute it and/or modify it
   9    under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3, or (at your option)
  11    any later version.
  12
  13    Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
  14    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  15    FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  16    more details.
  17
  18    Under Section 7 of GPL version 3, you are granted additional
  19    permissions described in the GCC Runtime Library Exception, version
  20    3.1, as published by the Free Software Foundation.
  21
  22    You should have received a copy of the GNU General Public License and
  23    a copy of the GCC Runtime Library Exception along with this program;
  24    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  25    <http://www.gnu.org/licenses/>.  */
  26
  27 /* Initialize and register OpenACC dispatch table from libgomp plugin.  */
  28
  29 #include "libgomp.h"
  30 #include "oacc-plugin.h"
  31 #include "oacc-int.h"
  32
  33 void
  34 GOMP_PLUGIN_async_unmap_vars (void *ptr, int async)
  35 {
  36   struct target_mem_desc *tgt = ptr;
  37   struct gomp_device_descr *devicep = tgt->device_descr;
  38
  39   devicep->openacc.async_set_async_func (async);
  40   gomp_unmap_vars (tgt, true);
  41   devicep->openacc.async_set_async_func (acc_async_sync);
  42 }
  43
  44 /* Return the target-specific part of the TLS data for the current thread.  */
  45
  46 void *
  47 GOMP_PLUGIN_acc_thread (void)
  48 {
  49   struct goacc_thread *thr = goacc_thread ();
  50   return thr ? thr->target_tls : NULL;
  51 }