From e36b37583bebd229102f46c4ed7d2f6fad8697d4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 23 Jul 2021 13:24:09 +0200 Subject: Adding upstream version 0.6.0. Signed-off-by: Daniel Baumann --- doc/ck_pr_fas | 100 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 doc/ck_pr_fas (limited to 'doc/ck_pr_fas') diff --git a/doc/ck_pr_fas b/doc/ck_pr_fas new file mode 100644 index 0000000..037b104 --- /dev/null +++ b/doc/ck_pr_fas @@ -0,0 +1,100 @@ +.\" +.\" Copyright 2013 Samy Al Bahra. +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" +.Dd April 7, 2013 +.Dt ck_pr_fas 3 +.Sh NAME +.Nm ck_pr_fas_ptr , +.Nm ck_pr_fas_double , +.Nm ck_pr_fas_char , +.Nm ck_pr_fas_uint , +.Nm ck_pr_fas_int , +.Nm ck_pr_fas_64 , +.Nm ck_pr_fas_32 , +.Nm ck_pr_fas_16 , +.Nm ck_pr_fas_8 +.Nd atomic swap operations +.Sh LIBRARY +Concurrency Kit (libck, \-lck) +.Sh SYNOPSIS +.In ck_pr.h +.Ft void * +.Fn ck_pr_fas_ptr "void *target" "void *new_value" +.Ft double +.Fn ck_pr_fas_double "double *target" "double new_value" +.Ft char +.Fn ck_pr_fas_char "char *target" "char new_value" +.Ft unsigned int +.Fn ck_pr_fas_uint "unsigned int *target" "unsigned int new_value" +.Ft int +.Fn ck_pr_fas_int "int *target" "int new_value" +.Ft uint64_t +.Fn ck_pr_fas_64 "uint64_t *target" "uint64_t new_value" +.Ft uint32_t +.Fn ck_pr_fas_32 "uint32_t *target" "uint32_t new_value" +.Ft uint16_t +.Fn ck_pr_fas_16 "uint16_t *target" "uint16_t new_value" +.Ft uint8_t +.Fn ck_pr_fas_8 "uint8_t *target" "uint8_t new_value" +.Sh DESCRIPTION +The +.Fn ck_pr_fas 3 +family of functions atomically fetch the value pointed to +by +.Fa target +and replace the value pointed to by +.Fa target +with the value specified by +.Fa new_value . +.Sh RETURN VALUES +This function returns the value pointed to by +.Fa target +at the time of operation invocation before it was +atomically replaced with +.Fa new_value . +.Sh SEE ALSO +.Xr ck_pr_fence_load 3 , +.Xr ck_pr_fence_load_depends 3 , +.Xr ck_pr_fence_store 3 , +.Xr ck_pr_fence_memory 3 , +.Xr ck_pr_load 3 , +.Xr ck_pr_store 3 , +.Xr ck_pr_faa 3 , +.Xr ck_pr_inc 3 , +.Xr ck_pr_dec 3 , +.Xr ck_pr_neg 3 , +.Xr ck_pr_not 3 , +.Xr ck_pr_add 3 , +.Xr ck_pr_sub 3 , +.Xr ck_pr_and 3 , +.Xr ck_pr_or 3 , +.Xr ck_pr_xor 3 , +.Xr ck_pr_cas 3 , +.Xr ck_pr_btc 3 , +.Xr ck_pr_bts 3 , +.Xr ck_pr_btr 3 +.Pp +Additional information available at http://concurrencykit.org/ -- cgit v1.2.3