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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/mips/include/asm/arch_hweight.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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 0000000000..712a7445ee --- /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 */ |