/* * include/asm-xtensa/unaligned.h * * Xtensa doesn't handle unaligned accesses efficiently. * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2001 - 2005 Tensilica Inc. */ #ifndef _XTENSA_UNALIGNED_H #define _XTENSA_UNALIGNED_H #include <linux/string.h> /* Use memmove here, so gcc does not insert a __builtin_memcpy. */ #define get_unaligned(ptr) \ ({ __typeof__(*(ptr)) __tmp; memmove(&__tmp, (ptr), sizeof(*(ptr))); __tmp; }) #define put_unaligned(val, ptr) \ ({ __typeof__(*(ptr)) __tmp = (val); \ memmove((ptr), &__tmp, sizeof(*(ptr))); \ (void)0; }) #endif /* _XTENSA_UNALIGNED_H */