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- /* Basic platform-independent macro definitions for mutexes,
- thread-specific data and parameters for malloc.
- Copyright (C) 2003-2019 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
- The GNU C Library 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
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
- #ifndef _GENERIC_MALLOC_MACHINE_H
- #define _GENERIC_MALLOC_MACHINE_H
- #include <atomic.h>
- #include <malloc-alignment.h>
- #ifndef atomic_full_barrier
- # define atomic_full_barrier() __asm ("" ::: "memory")
- #endif
- #ifndef atomic_read_barrier
- # define atomic_read_barrier() atomic_full_barrier ()
- #endif
- #ifndef atomic_write_barrier
- # define atomic_write_barrier() atomic_full_barrier ()
- #endif
- #ifndef DEFAULT_TOP_PAD
- # define DEFAULT_TOP_PAD 131072
- #endif
- #endif /* !defined(_GENERIC_MALLOC_MACHINE_H) */
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