\" $NetBSD: bitops.3,v 1.6 2020/01/13 16:11:53 uwe Exp $
\"
\" Copyright (c) 2011 Jukka Ruohonen <
[email protected]>
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Dd December 4, 2012
Dt BITOPS 3
Os
Sh NAME
Nm bitops
Nd functions related to bits and integers
Sh SYNOPSIS
In sys/bitops.h
Sh DESCRIPTION
The
In sys/bitops.h
header provides macros and
Vt static inline
functions related to bits and integers.
Among these are:
Bl -tag -width ".Xr fast_divide32 3" -offset indent
It Xr bitmap 3
bitmap manipulation macros
It Xr fast_divide32 3
a function for fast 32-bit division
It Xr ffs32 3
functions to find the first and last set bit in integers of type
Vt uint32_t
and
Vt uint64_t
It Xr ilog2 3
a macro for binary logarithm
El
Sh SEE ALSO
Xr bits 3 ,
Xr bitstring 3 ,
Xr cdefs 3 ,
Xr param 3
Sh HISTORY
The
In sys/bitops.h
header first appeared in
Nx 4.0 .
