blob: a72700254c3896ebad9710ff83d226485d1d3a64 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
/* File: libc/sysdeps/linux/bfin/bits/byteswap.h
*
* Copyright 2004-2006 Analog Devices Inc.
*
* Enter bugs at http://blackfin.uclinux.org/
*
* Licensed under the GPL-2 or later.
*/
#ifndef _ASM_BITS_BYTESWAP_H
#define _ASM_BITS_BYTESWAP_H 1
#define __bswap_non_constant_16(x) \
(__extension__ \
({ register unsigned short int __v; \
__asm__ ("%0 = PACK (%1.L, %1.L);" \
"%0 >>= 8;" \
: "=d" (__v) \
: "d" (x)); \
__v; }))
#define __bswap_non_constant_32(x) \
(__extension__ \
({ register unsigned int __v; \
__asm__ ("%1 = %0 >> 8 (V);" \
"%0 = %0 << 8 (V);" \
"%0 = %0 | %1;" \
"%1 = PACK(%0.L, %0.H);" \
: "+d"(x), "=&d"(__v)); \
__v; }))
#endif
#include <bits/byteswap-common.h>
|
