| 1 |
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| 2 | #ifndef __MIPS_ASM_BITREV_H__
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| 3 | #define __MIPS_ASM_BITREV_H__
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| 4 |
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| 5 | #include <linux/swab.h>
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| 6 |
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| 7 | static __always_inline __attribute_const__ u32 __arch_bitrev32(u32 x)
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| 8 | {
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| 9 | u32 ret;
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| 10 |
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| 11 | asm("bitswap %0, %1" : "=r"(ret) : "r"(__swab32(x)));
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| 12 | return ret;
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| 13 | }
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| 14 |
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| 15 | static __always_inline __attribute_const__ u16 __arch_bitrev16(u16 x)
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| 16 | {
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| 17 | u16 ret;
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| 18 |
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| 19 | asm("bitswap %0, %1" : "=r"(ret) : "r"(__swab16(x)));
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| 20 | return ret;
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| 21 | }
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| 22 |
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| 23 | static __always_inline __attribute_const__ u8 __arch_bitrev8(u8 x)
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| 24 | {
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| 25 | u8 ret;
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| 26 |
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| 27 | asm("bitswap %0, %1" : "=r"(ret) : "r"(x));
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| 28 | return ret;
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| 29 | }
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| 30 |
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| 31 | #endif
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