xref: /kernel/linux/linux-6.6/tools/include/asm-generic/bitsperlong.h
  • Home
  • History
  • Annotate Annotate
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
  • only in /kernel/linux/linux-6.6/tools/include/asm-generic/
162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci#ifndef __ASM_GENERIC_BITS_PER_LONG
362306a36Sopenharmony_ci#define __ASM_GENERIC_BITS_PER_LONG
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci#include <uapi/asm-generic/bitsperlong.h>
662306a36Sopenharmony_ci
762306a36Sopenharmony_ci#ifdef __SIZEOF_LONG__
862306a36Sopenharmony_ci#define BITS_PER_LONG (__CHAR_BIT__ * __SIZEOF_LONG__)
962306a36Sopenharmony_ci#else
1062306a36Sopenharmony_ci#define BITS_PER_LONG __WORDSIZE
1162306a36Sopenharmony_ci#endif
1262306a36Sopenharmony_ci
1362306a36Sopenharmony_ci#if BITS_PER_LONG != __BITS_PER_LONG
1462306a36Sopenharmony_ci#error Inconsistent word size. Check asm/bitsperlong.h
1562306a36Sopenharmony_ci#endif
1662306a36Sopenharmony_ci
1762306a36Sopenharmony_ci#ifndef BITS_PER_LONG_LONG
1862306a36Sopenharmony_ci#define BITS_PER_LONG_LONG 64
1962306a36Sopenharmony_ci#endif
2062306a36Sopenharmony_ci
2162306a36Sopenharmony_ci#define small_const_nbits(nbits) \
2262306a36Sopenharmony_ci	(__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG && (nbits) > 0)
2362306a36Sopenharmony_ci
2462306a36Sopenharmony_ci#endif /* __ASM_GENERIC_BITS_PER_LONG */
25

Indexes created Thu Nov 07 10:32:03 CST 2024