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28 lines
665 B
28 lines
665 B
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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#ifndef _M68K_SWAB_H |
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#define _M68K_SWAB_H |
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#include <linux/types.h> |
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#include <linux/compiler.h> |
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#define __SWAB_64_THRU_32__ |
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#if defined (__mcfisaaplus__) || defined (__mcfisac__) |
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static inline __attribute_const__ __u32 __arch_swab32(__u32 val) |
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{ |
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__asm__("byterev %0" : "=d" (val) : "0" (val)); |
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return val; |
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} |
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#define __arch_swab32 __arch_swab32 |
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#elif !defined(__mcoldfire__) |
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static inline __attribute_const__ __u32 __arch_swab32(__u32 val) |
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{ |
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__asm__("rolw #8,%0; swap %0; rolw #8,%0" : "=d" (val) : "0" (val)); |
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return val; |
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} |
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#define __arch_swab32 __arch_swab32 |
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#endif |
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#endif /* _M68K_SWAB_H */
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