diff options
Diffstat (limited to 'winsup/cygwin/include/asm/byteorder.h')
| -rw-r--r-- | winsup/cygwin/include/asm/byteorder.h | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/winsup/cygwin/include/asm/byteorder.h b/winsup/cygwin/include/asm/byteorder.h index 4887016ac..4f5d7cb59 100644 --- a/winsup/cygwin/include/asm/byteorder.h +++ b/winsup/cygwin/include/asm/byteorder.h @@ -1,6 +1,6 @@ /* asm/byteorder.h - Copyright 1996, 1998, 2000, 2001, 2006, 2009, 2011 Red Hat, Inc. + Copyright 1996, 1998, 2001, 2006, 2009, 2011, 2012 Red Hat, Inc. This file is part of Cygwin. @@ -34,11 +34,7 @@ _ELIDABLE_INLINE uint16_t __ntohs(uint16_t); _ELIDABLE_INLINE uint32_t __ntohl(uint32_t x) { - __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */ - "rorl $16,%0\n\t" /* swap words */ - "xchgb %b0,%h0" /* swap higher bytes */ - :"=q" (x) - : "0" (x)); + __asm__("bswap %0" : "=r" (x) : "0" (x)); return x; } @@ -52,7 +48,7 @@ _ELIDABLE_INLINE uint16_t __ntohs(uint16_t x) { __asm__("xchgb %b0,%h0" /* swap bytes */ - : "=q" (x) + : "=Q" (x) : "0" (x)); return x; } |