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21264136ce
While we've been sorting out the toolchain fiasco, some of the code has suffered a bit of bitrot. Building with GCC4 also brings up some more build warnings. Trivial fixes for both issues. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
50 lines
1.0 KiB
C
50 lines
1.0 KiB
C
#ifndef __ASM_SH64_BYTEORDER_H
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#define __ASM_SH64_BYTEORDER_H
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* include/asm-sh64/byteorder.h
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*
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* Copyright (C) 2000, 2001 Paolo Alberelli
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*
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*/
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#include <asm/types.h>
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static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
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{
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__asm__("byterev %0, %0\n\t"
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"shari %0, 32, %0"
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: "=r" (x)
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: "0" (x));
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return x;
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}
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static inline __attribute_const__ __u16 ___arch__swab16(__u16 x)
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{
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__asm__("byterev %0, %0\n\t"
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"shari %0, 48, %0"
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: "=r" (x)
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: "0" (x));
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return x;
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}
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#define __arch__swab32(x) ___arch__swab32(x)
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#define __arch__swab16(x) ___arch__swab16(x)
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#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
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# define __BYTEORDER_HAS_U64__
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# define __SWAB_64_THRU_32__
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#endif
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#ifdef __LITTLE_ENDIAN__
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#include <linux/byteorder/little_endian.h>
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#else
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#include <linux/byteorder/big_endian.h>
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#endif
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#endif /* __ASM_SH64_BYTEORDER_H */
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