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- /* Copyright (C) 2006-2022 Free Software Foundation, Inc.
- Contributed by Jakub Jelinek <jakub@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 is a generic stub implementation of a CPU affinity setting. */
- #include "libgomp.h"
- #include <string.h>
- #include <stdio.h>
- void
- gomp_init_affinity (void)
- {
- }
- #ifdef LIBGOMP_USE_PTHREADS
- void
- gomp_init_thread_affinity (pthread_attr_t *attr, unsigned int place)
- {
- (void) attr;
- (void) place;
- }
- #endif
- void **
- gomp_affinity_alloc (unsigned long count, bool quiet)
- {
- (void) count;
- if (!quiet)
- gomp_error ("Affinity not supported on this configuration");
- return NULL;
- }
- void
- gomp_affinity_init_place (void *p)
- {
- (void) p;
- }
- bool
- gomp_affinity_add_cpus (void *p, unsigned long num,
- unsigned long len, long stride, bool quiet)
- {
- (void) p;
- (void) num;
- (void) len;
- (void) stride;
- (void) quiet;
- return false;
- }
- bool
- gomp_affinity_remove_cpu (void *p, unsigned long num)
- {
- (void) p;
- (void) num;
- return false;
- }
- bool
- gomp_affinity_copy_place (void *p, void *q, long stride)
- {
- (void) p;
- (void) q;
- (void) stride;
- return false;
- }
- bool
- gomp_affinity_same_place (void *p, void *q)
- {
- (void) p;
- (void) q;
- return false;
- }
- bool
- gomp_affinity_finalize_place_list (bool quiet)
- {
- (void) quiet;
- return false;
- }
- bool
- gomp_affinity_init_level (int level, unsigned long count, bool quiet)
- {
- (void) level;
- (void) count;
- (void) quiet;
- if (!quiet)
- gomp_error ("Affinity not supported on this configuration");
- return NULL;
- }
- void
- gomp_affinity_print_place (void *p)
- {
- (void) p;
- }
- int
- omp_get_place_num_procs (int place_num)
- {
- (void) place_num;
- return 0;
- }
- void
- omp_get_place_proc_ids (int place_num, int *ids)
- {
- (void) place_num;
- (void) ids;
- }
- void
- gomp_get_place_proc_ids_8 (int place_num, int64_t *ids)
- {
- (void) place_num;
- (void) ids;
- }
- void
- gomp_display_affinity_place (char *buffer, size_t size, size_t *ret,
- int place)
- {
- char buf[sizeof (long) * 3 + 4];
- if (gomp_available_cpus > 1)
- sprintf (buf, "0-%lu", gomp_available_cpus - 1);
- else
- strcpy (buf, "0");
- gomp_display_string (buffer, size, ret, buf, strlen (buf));
- }
- ialias(omp_get_place_num_procs)
- ialias(omp_get_place_proc_ids)
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