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Christopher Ferris25981132017-11-14 16:53:49 -08001/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
Ben Cheng30692c62013-10-15 18:26:18 -07002#ifndef _ASM_GENERIC_SWAB_H
3#define _ASM_GENERIC_SWAB_H
4
5#include <asm/bitsperlong.h>
6
7/*
8 * 32 bit architectures typically (but not always) want to
9 * set __SWAB_64_THRU_32__. In user space, this is only
10 * valid if the compiler supports 64 bit data types.
11 */
12
13#if __BITS_PER_LONG == 32
14#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
15#define __SWAB_64_THRU_32__
16#endif
17#endif
18
19#endif /* _ASM_GENERIC_SWAB_H */