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diff --git a/doc/ck_pr_load b/doc/ck_pr_load new file mode 100644 index 0000000..ed615d3 --- /dev/null +++ b/doc/ck_pr_load @@ -0,0 +1,96 @@ +.\" +.\" 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 15, 2013 +.Dt ck_pr_load 3 +.Sh NAME +.Nm ck_pr_load_ptr , +.Nm ck_pr_load_double , +.Nm ck_pr_load_uint , +.Nm ck_pr_load_int , +.Nm ck_pr_load_char , +.Nm ck_pr_load_64 , +.Nm ck_pr_load_32 , +.Nm ck_pr_load_16 , +.Nm ck_pr_load_8 +.Nd atomic volatile load operations +.Sh LIBRARY +Concurrency Kit (libck, \-lck) +.Sh SYNOPSIS +.In ck_pr.h +.Ft void * +.Fn ck_pr_load_ptr "const void *target" +.Ft double +.Fn ck_pr_load_double "const double *target" +.Ft unsigned int +.Fn ck_pr_load_uint "const unsigned int *target" +.Ft int +.Fn ck_pr_load_int "const int *target" +.Ft char +.Fn ck_pr_load_char "const char *target" +.Ft uint64_t +.Fn ck_pr_load_64 "const uint64_t *target" +.Ft uint32_t +.Fn ck_pr_load_32 "const uint32_t *target" +.Ft uint16_t +.Fn ck_pr_load_16 "const uint16_t *target" +.Ft uint8_t +.Fn ck_pr_load_8 "const uint8_t *target" +.Sh DESCRIPTION +The +.Fn ck_pr_load 3 +family of functions atomically loads the value +pointed to by +.Fa target +and returns it. This family of functions always +serves as an implicit compiler barrier and is not +susceptible to re-ordering by the compiler. +.Sh RETURN VALUES +This family of functions returns the value contained +in the location pointed to by the first argument. +.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_add 3 , +.Xr ck_pr_store 3 , +.Xr ck_pr_fas 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_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/ |