diff options
Diffstat (limited to 'src/libs/xpcom18a4/nsprpub/pr/include/md/_iprt_atomic.h')
-rw-r--r-- | src/libs/xpcom18a4/nsprpub/pr/include/md/_iprt_atomic.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/nsprpub/pr/include/md/_iprt_atomic.h b/src/libs/xpcom18a4/nsprpub/pr/include/md/_iprt_atomic.h new file mode 100644 index 00000000..c9356ece --- /dev/null +++ b/src/libs/xpcom18a4/nsprpub/pr/include/md/_iprt_atomic.h @@ -0,0 +1,64 @@ +/* $Id: _iprt_atomic.h $ */ +/** @file + * IPRT Atomic Operation, for including into a system config header. + */ + +/* + * Copyright (C) 2009-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program 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, in version 3 of the + * License. + * + * This program 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 this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + +#ifndef VBOX_INCLUDED_SRC_md__iprt_atomic_h +#define VBOX_INCLUDED_SRC_md__iprt_atomic_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +/* Note! Do not copy this around, put it in a header of its own if reused anywhere! */ +#include <iprt/asm.h> +#define _PR_HAVE_ATOMIC_OPS +#define _MD_INIT_ATOMIC() do {} while (0) + +DECLINLINE(PRInt32) _PR_IPRT_AtomicIncrement(PRInt32 *pVal) +{ + return ASMAtomicIncS32(pVal); +} +#define _MD_ATOMIC_INCREMENT(pVal) _PR_IPRT_AtomicIncrement(pVal) + +DECLINLINE(PRInt32) _PR_IPRT_AtomicDecrement(PRInt32 *pVal) +{ + return ASMAtomicDecS32(pVal); +} +#define _MD_ATOMIC_DECREMENT(pVal) _PR_IPRT_AtomicDecrement(pVal) + +DECLINLINE(PRInt32) _PR_IPRT_AtomicSet(PRInt32 *pVal, PRInt32 NewVal) +{ + return ASMAtomicXchgS32(pVal, NewVal); +} +#define _MD_ATOMIC_SET(pVal, NewVal) _PR_IPRT_AtomicSet(pVal, NewVal) + +DECLINLINE(PRInt32) _PR_IPRT_AtomicAdd(PRInt32 *pVal, PRInt32 ToAdd) +{ + return ASMAtomicAddS32(pVal, ToAdd) + ToAdd; +} +#define _MD_ATOMIC_ADD(pVal, ToAdd) _PR_IPRT_AtomicAdd(pVal, ToAdd) + +#endif /* !VBOX_INCLUDED_SRC_md__iprt_atomic_h */ + |