| /* Copyright (C) 2005-2022 Free Software Foundation, Inc. |
| Contributed by Richard Henderson <rth@redhat.com>. |
| |
| This file is part of the GNU Offloading and Multi Processing Library |
| (libgomp). |
| |
| 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* This file defines OpenMP API entry points that accelerator targets are |
| expected to replace. */ |
| |
| #include "libgomp.h" |
| |
| void |
| omp_set_default_device (int device_num) |
| { |
| struct gomp_task_icv *icv = gomp_icv (true); |
| icv->default_device_var = device_num >= 0 ? device_num : 0; |
| } |
| |
| ialias (omp_set_default_device) |
| |
| int |
| omp_get_default_device (void) |
| { |
| struct gomp_task_icv *icv = gomp_icv (false); |
| return icv->default_device_var; |
| } |
| |
| ialias (omp_get_default_device) |
| |
| int |
| omp_get_initial_device (void) |
| { |
| return gomp_get_num_devices (); |
| } |
| |
| ialias (omp_get_initial_device) |
| |
| int |
| omp_get_num_devices (void) |
| { |
| return gomp_get_num_devices (); |
| } |
| |
| ialias (omp_get_num_devices) |
| |
| int |
| omp_is_initial_device (void) |
| { |
| /* Hardcoded to 1 on host, should be 0 on MIC, HSAIL, PTX. */ |
| return 1; |
| } |
| |
| ialias (omp_is_initial_device) |
| |
| int |
| omp_get_device_num (void) |
| { |
| /* By specification, this is equivalent to omp_get_initial_device |
| on the host. */ |
| return ialias_call (omp_get_initial_device) (); |
| } |
| |
| ialias (omp_get_device_num) |