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-rw-r--r--include/asm-generic/bitops/const_hweight.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/include/asm-generic/bitops/const_hweight.h b/include/asm-generic/bitops/const_hweight.h
index fa2a50b7ee66..0a7e06623470 100644
--- a/include/asm-generic/bitops/const_hweight.h
+++ b/include/asm-generic/bitops/const_hweight.h
@@ -5,14 +5,15 @@
5 * Compile time versions of __arch_hweightN() 5 * Compile time versions of __arch_hweightN()
6 */ 6 */
7#define __const_hweight8(w) \ 7#define __const_hweight8(w) \
8 ( (!!((w) & (1ULL << 0))) + \ 8 ((unsigned int) \
9 (!!((w) & (1ULL << 1))) + \ 9 ((!!((w) & (1ULL << 0))) + \
10 (!!((w) & (1ULL << 2))) + \ 10 (!!((w) & (1ULL << 1))) + \
11 (!!((w) & (1ULL << 3))) + \ 11 (!!((w) & (1ULL << 2))) + \
12 (!!((w) & (1ULL << 4))) + \ 12 (!!((w) & (1ULL << 3))) + \
13 (!!((w) & (1ULL << 5))) + \ 13 (!!((w) & (1ULL << 4))) + \
14 (!!((w) & (1ULL << 6))) + \ 14 (!!((w) & (1ULL << 5))) + \
15 (!!((w) & (1ULL << 7))) ) 15 (!!((w) & (1ULL << 6))) + \
16 (!!((w) & (1ULL << 7)))))
16 17
17#define __const_hweight16(w) (__const_hweight8(w) + __const_hweight8((w) >> 8 )) 18#define __const_hweight16(w) (__const_hweight8(w) + __const_hweight8((w) >> 8 ))
18#define __const_hweight32(w) (__const_hweight16(w) + __const_hweight16((w) >> 16)) 19#define __const_hweight32(w) (__const_hweight16(w) + __const_hweight16((w) >> 16))