1/*
2 *  Copyright (C) 2011 Texas Instruments Incorporated
3 *  Author: Mark Salter <msalter@redhat.com>
4 *
5 *  This program is free software; you can redistribute it and/or modify
6 *  it under the terms of the GNU General Public License version 2 as
7 *  published by the Free Software Foundation.
8 */
9#ifndef _ASM_C6X_SWAB_H
10#define _ASM_C6X_SWAB_H
11
12static inline __attribute_const__ __u16 __c6x_swab16(__u16 val)
13{
14	asm("swap4 .l1 %0,%0\n" : "+a"(val));
15	return val;
16}
17
18static inline __attribute_const__ __u32 __c6x_swab32(__u32 val)
19{
20	asm("swap4 .l1 %0,%0\n"
21	    "swap2 .l1 %0,%0\n"
22	    : "+a"(val));
23	return val;
24}
25
26static inline __attribute_const__ __u64 __c6x_swab64(__u64 val)
27{
28	asm("   swap2 .s1 %p0,%P0\n"
29	    "|| swap2 .l1 %P0,%p0\n"
30	    "   swap4 .l1 %p0,%p0\n"
31	    "   swap4 .l1 %P0,%P0\n"
32	    : "+a"(val));
33	return val;
34}
35
36static inline __attribute_const__ __u32 __c6x_swahw32(__u32 val)
37{
38	asm("swap2 .l1 %0,%0\n" : "+a"(val));
39	return val;
40}
41
42static inline __attribute_const__ __u32 __c6x_swahb32(__u32 val)
43{
44	asm("swap4 .l1 %0,%0\n" : "+a"(val));
45	return val;
46}
47
48#define __arch_swab16 __c6x_swab16
49#define __arch_swab32 __c6x_swab32
50#define __arch_swab64 __c6x_swab64
51#define __arch_swahw32 __c6x_swahw32
52#define __arch_swahb32 __c6x_swahb32
53
54#endif /* _ASM_C6X_SWAB_H */
55