diff options
Diffstat (limited to 'libc/arch-sh/include/endian.h')
| -rw-r--r-- | libc/arch-sh/include/endian.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/libc/arch-sh/include/endian.h b/libc/arch-sh/include/endian.h new file mode 100644 index 0000000..ad10164 --- /dev/null +++ b/libc/arch-sh/include/endian.h @@ -0,0 +1,39 @@ +/* $OpenBSD: endian.h,v 1.1.1.1 2006/10/06 21:02:55 miod Exp $ */ +/* $NetBSD: endian.h,v 1.4 2000/03/17 00:09:25 mycroft Exp $ */ + +/* Written by Manuel Bouyer. Public domain */ + +#ifndef _SH_ENDIAN_H_ +#define _SH_ENDIAN_H_ + +#ifdef __GNUC__ + +#define __swap64md __swap64gen + +#define __swap16md(x) ({ \ + uint16_t rval; \ + \ + __asm volatile ("swap.b %1,%0" : "=r"(rval) : "r"(x)); \ + \ + rval; \ +}) + +#define __swap32md(x) ({ \ + uint32_t rval; \ + \ + __asm volatile ("swap.b %1,%0; swap.w %0,%0; swap.b %0,%0" \ + : "=r"(rval) : "r"(x)); \ + \ + rval; \ +}) + +#define MD_SWAP + +#endif /* __GNUC_ */ + +#define _BYTE_ORDER _LITTLE_ENDIAN +#include <sys/endian.h> + +#define __STRICT_ALIGNMENT + +#endif /* !_SH_ENDIAN_H_ */ |