From 917b9eebbc6dd580e2fa5a4e2b18ea609655b19e Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Fri, 13 Dec 2013 14:49:25 +0530 Subject: ARC port to uClibc For this port, I would like to give due credit to: - Folks from Codito technologies (Sameer, Amit, Kanika, Ramana,...) who did the very first port - ARC UK from 2007-2009 (Joern, Irfan, Khurram, Phil... - Late Brendan Kehoe (may he RIP) Signed-off-by: Vineet Gupta Signed-off-by: Bernhard Reutner-Fischer --- libc/sysdeps/linux/arc/bits/byteswap.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 libc/sysdeps/linux/arc/bits/byteswap.h (limited to 'libc/sysdeps/linux/arc/bits/byteswap.h') diff --git a/libc/sysdeps/linux/arc/bits/byteswap.h b/libc/sysdeps/linux/arc/bits/byteswap.h new file mode 100644 index 000000000..75fa3590d --- /dev/null +++ b/libc/sysdeps/linux/arc/bits/byteswap.h @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) + * + * Licensed under LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + * + */ + +#ifndef _ASM_BITS_BYTESWAP_H +#define _ASM_BITS_BYTESWAP_H 1 + +#ifdef __Xswape /* gcc defined if -mswape is enabled */ + +#define __bswap_non_constant_32(x) \ + __extension__ \ + ({ unsigned int __bswap_32_v = x; \ + __asm__ ("swape %0, %0" : "+r" (__bswap_32_v)); \ + __bswap_32_v; }) + +#endif /* __Xswape */ + +#endif /* _ASM_BITS_BYTESWAP_H */ + +#include -- cgit v1.2.3