Mercurial > octave
view liboctave/util/oct-atomic.c @ 27919:1891570abac8
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2020.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Mon, 06 Jan 2020 22:29:51 -0500 |
parents | b442ec6dda5c |
children | bd51beb6205e |
line wrap: on
line source
/* Copyright (C) 2019-2020 The Octave Project Developers See the file COPYRIGHT.md in the top-level directory of this distribution or <https://octave.org/COPYRIGHT.html/>. This file is part of Octave. Octave 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 of the License, or (at your option) any later version. Octave 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. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <https://www.gnu.org/licenses/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include "oct-atomic.h" /* Some versions of GCC can't compile stdatomic.h with -fopenmp. */ #if defined (OCTAVE_STDATOMIC_H_OK) # include <stdatomic.h> octave_idx_type octave_atomic_increment (octave_idx_type *x) { // This cast appears to be needed for some versions of clang. atomic_fetch_add ((_Atomic octave_idx_type *) x, 1); return *x; } octave_idx_type octave_atomic_decrement (octave_idx_type *x) { // This cast appears to be needed for some versions of clang. atomic_fetch_sub ((_Atomic octave_idx_type *) x, 1); return *x; } #elif defined (__GNUC__) octave_idx_type octave_atomic_increment (octave_idx_type *x) { return __sync_add_and_fetch (x, 1); } octave_idx_type octave_atomic_decrement (octave_idx_type *x) { return __sync_sub_and_fetch (x, 1); } #elif defined (_MSC_VER) # include <intrin.h> octave_idx_type octave_atomic_increment (octave_idx_type *x) { #if defined (OCTAVE_ENABLE_64) return _InterlockedIncrement64 (x); #else return _InterlockedIncrement (x); #endif } octave_idx_type octave_atomic_decrement (octave_idx_type *x) { #if defined (OCTAVE_ENABLE_64) return _InterlockedDecrement64 (x); #else return _InterlockedDecrement (x); #endif } #else # error "Octave requires atomic integer increment and decrement functions" #endif