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/* OpenACC Runtime Library: CUDA support glue.
Copyright (C) 2014-2017 Free Software Foundation, Inc.
Contributed by Mentor Embedded.
This file is part of the GNU Offloading and Multi Processing Library
Libgomp is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<>. */
#include "openacc.h"
#include "config.h"
#include "libgomp.h"
#include "oacc-int.h"
void *
acc_get_current_cuda_device (void)
struct goacc_thread *thr = goacc_thread ();
if (thr && thr->dev && thr->dev->openacc.cuda.get_current_device_func)
return thr->dev->openacc.cuda.get_current_device_func ();
return NULL;
void *
acc_get_current_cuda_context (void)
struct goacc_thread *thr = goacc_thread ();
if (thr && thr->dev && thr->dev->openacc.cuda.get_current_context_func)
return thr->dev->openacc.cuda.get_current_context_func ();
return NULL;
void *
acc_get_cuda_stream (int async)
struct goacc_thread *thr = goacc_thread ();
if (async < 0)
return NULL;
if (thr && thr->dev && thr->dev->openacc.cuda.get_stream_func)
return thr->dev->openacc.cuda.get_stream_func (async);
return NULL;
acc_set_cuda_stream (int async, void *stream)
struct goacc_thread *thr;
if (async < 0 || stream == NULL)
return 0;
goacc_lazy_initialize ();
thr = goacc_thread ();
if (thr && thr->dev && thr->dev->openacc.cuda.set_stream_func)
return thr->dev->openacc.cuda.set_stream_func (async, stream);
return -1;