@Ghazascanner
_2019runbot
Ghazascanner File Manager
server :Linux phpmyadmin-ubuntu-m-2vcpu-16gb-blr1-01 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64
Current Path :
/
usr
/
src
/
linux-headers-5.4.0-216
/
include
/
asm-generic
/
bitops
/
Path :
Upload File :
New :
File
Dir
//usr/src/linux-headers-5.4.0-216/include/asm-generic/bitops/fls.h
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_GENERIC_BITOPS_FLS_H_ #define _ASM_GENERIC_BITOPS_FLS_H_ /** * fls - find last (most-significant) bit set * @x: the word to search * * This is defined the same way as ffs. * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. */ static __always_inline int fls(unsigned int x) { int r = 32; if (!x) return 0; if (!(x & 0xffff0000u)) { x <<= 16; r -= 16; } if (!(x & 0xff000000u)) { x <<= 8; r -= 8; } if (!(x & 0xf0000000u)) { x <<= 4; r -= 4; } if (!(x & 0xc0000000u)) { x <<= 2; r -= 2; } if (!(x & 0x80000000u)) { x <<= 1; r -= 1; } return r; } #endif /* _ASM_GENERIC_BITOPS_FLS_H_ */