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author | Jiri Kosina <jkosina@suse.cz> | 2010-08-10 13:22:08 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-08-10 13:22:08 +0200 |
commit | fb8231a8b139035476f2a8aaac837d0099b66dad (patch) | |
tree | 2875806beb96ea0cdab292146767a5085721dc6a /arch/mips/include/asm/arch_hweight.h | |
parent | 426d31071ac476ea62c62656b242930c17b58c00 (diff) | |
parent | f6cec0ae58c17522a7bc4e2f39dae19f199ab534 (diff) |
Merge branch 'master' into for-next
Conflicts:
arch/arm/mach-omap1/board-nokia770.c
Diffstat (limited to 'arch/mips/include/asm/arch_hweight.h')
-rw-r--r-- | arch/mips/include/asm/arch_hweight.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/mips/include/asm/arch_hweight.h b/arch/mips/include/asm/arch_hweight.h new file mode 100644 index 00000000000..712a7445ee9 --- /dev/null +++ b/arch/mips/include/asm/arch_hweight.h @@ -0,0 +1,38 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + */ +#ifndef _ASM_ARCH_HWEIGHT_H +#define _ASM_ARCH_HWEIGHT_H + +#ifdef ARCH_HAS_USABLE_BUILTIN_POPCOUNT + +#include <asm/types.h> + +static inline unsigned int __arch_hweight32(unsigned int w) +{ + return __builtin_popcount(w); +} + +static inline unsigned int __arch_hweight16(unsigned int w) +{ + return __builtin_popcount(w & 0xffff); +} + +static inline unsigned int __arch_hweight8(unsigned int w) +{ + return __builtin_popcount(w & 0xff); +} + +static inline unsigned long __arch_hweight64(__u64 w) +{ + return __builtin_popcountll(w); +} + +#else +#include <asm-generic/bitops/arch_hweight.h> +#endif + +#endif /* _ASM_ARCH_HWEIGHT_H */ |