aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.6/libgomp/config/mingw32/proc.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.6/libgomp/config/mingw32/proc.c')
-rw-r--r--gcc-4.6/libgomp/config/mingw32/proc.c80
1 files changed, 0 insertions, 80 deletions
diff --git a/gcc-4.6/libgomp/config/mingw32/proc.c b/gcc-4.6/libgomp/config/mingw32/proc.c
deleted file mode 100644
index 03d101a59..000000000
--- a/gcc-4.6/libgomp/config/mingw32/proc.c
+++ /dev/null
@@ -1,80 +0,0 @@
-/* Copyright (C) 2007, 2009 Free Software Foundation, Inc.
- Contributed by Danny Smith <dannysmith@users.sourceforge.net>
-
- This file is part of the GNU OpenMP 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 contains system specific routines related to counting
- online processors and dynamic load balancing. It is expected that
- a system may well want to write special versions of each of these.
-
- The following implementation uses win32 API routines. */
-
-#include "libgomp.h"
-#include <windows.h>
-
-/* Count the CPU's currently available to this process. */
-static unsigned int
-count_avail_process_cpus ()
-{
- DWORD_PTR process_cpus;
- DWORD_PTR system_cpus;
-
- if (GetProcessAffinityMask (GetCurrentProcess (),
- &process_cpus, &system_cpus))
- {
- unsigned int count;
- for (count = 0; process_cpus != 0; process_cpus >>= 1)
- if (process_cpus & 1)
- count++;
- return count;
- }
- return 1;
-}
-
-/* At startup, determine the default number of threads. It would seem
- this should be related to the number of cpus available to the process. */
-
-void
-gomp_init_num_threads (void)
-{
- gomp_global_icv.nthreads_var = count_avail_process_cpus ();
-}
-
-/* When OMP_DYNAMIC is set, at thread launch determine the number of
- threads we should spawn for this team. FIXME: How do we adjust for
- load average on MS Windows? */
-
-unsigned
-gomp_dynamic_max_threads (void)
-{
- unsigned int n_onln = count_avail_process_cpus ();
- unsigned int nthreads_var = gomp_icv (false)->nthreads_var;
- return n_onln > nthreads_var ? nthreads_var : n_onln;
-}
-
-int
-omp_get_num_procs (void)
-{
- return count_avail_process_cpus ();
-}
-
-ialias (omp_get_num_procs)