X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=include%2Fasm-xtensa%2Funaligned.h;h=8f3424fc5d1823df176ebf62662dec2d03b07d5d;hb=bf0f97025c7306870b86ccd63669aa278e7ec1c2;hp=28220890d0a6be20e1156fb1baacf654596071b9;hpb=59a49e38711a146dc0bef4837c825b5422335460;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-xtensa/unaligned.h b/include/asm-xtensa/unaligned.h index 28220890d0a..8f3424fc5d1 100644 --- a/include/asm-xtensa/unaligned.h +++ b/include/asm-xtensa/unaligned.h @@ -1,6 +1,4 @@ /* - * 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 @@ -9,20 +7,23 @@ * * Copyright (C) 2001 - 2005 Tensilica Inc. */ +#ifndef _ASM_XTENSA_UNALIGNED_H +#define _ASM_XTENSA_UNALIGNED_H -#ifndef _XTENSA_UNALIGNED_H -#define _XTENSA_UNALIGNED_H - -#include - -/* 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; }) +#ifdef __XTENSA_EL__ +# include +# include +# include +# define get_unaligned __get_unaligned_le +# define put_unaligned __put_unaligned_le +#elif defined(__XTENSA_EB__) +# include +# include +# include +# define get_unaligned __get_unaligned_be +# define put_unaligned __put_unaligned_be +#else +# error processor byte order undefined! +#endif -#endif /* _XTENSA_UNALIGNED_H */ +#endif /* _ASM_XTENSA_UNALIGNED_H */