NetBSD/tests/lib/libc/atomic/t_atomic_swap.c

89 lines
2.8 KiB
C

/* $NetBSD: t_atomic_swap.c,v 1.1 2019/02/17 12:24:17 isaki Exp $ */
/*
* Copyright (C) 2019 Tetsuya Isaki. 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 AUTHOR ``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 AUTHOR 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.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_atomic_swap.c,v 1.1 2019/02/17 12:24:17 isaki Exp $");
#include <atf-c.h>
#include <inttypes.h>
#include <sys/atomic.h>
/*
* These tests don't examine the atomicity.
*/
#define OLDVAL (0x1122334455667788UL)
#define NEWVAL (0x8090a0b0c0d0e0f0UL)
/*
* atomic_swap_*()
*/
#define atf_swap(NAME, TYPE, FMT) \
ATF_TC(NAME); \
ATF_TC_HEAD(NAME, tc) \
{ \
atf_tc_set_md_var(tc, "descr", #NAME); \
} \
ATF_TC_BODY(NAME, tc) \
{ \
volatile TYPE val; \
TYPE newval; \
TYPE expval; \
TYPE expres; \
TYPE res; \
val = (TYPE)OLDVAL; \
newval = (TYPE)NEWVAL; \
expval = (TYPE)NEWVAL; \
expres = (TYPE)OLDVAL; \
res = NAME(&val, newval); \
ATF_REQUIRE_MSG(val == expval, \
"val expects " FMT " but " FMT, expval, val); \
ATF_REQUIRE_MSG(res == expres, \
"res expects " FMT " but " FMT, expres, res); \
}
atf_swap(atomic_swap_32, uint32_t, "0x%" PRIx32);
atf_swap(atomic_swap_uint, unsigned int, "0x%x");
atf_swap(atomic_swap_ulong, unsigned long, "0x%lx");
atf_swap(atomic_swap_ptr, void *, "%p");
#if defined(__HAVE_ATOMIC64_OPS)
atf_swap(atomic_swap_64, uint64_t, "0x%" PRIx64);
#endif
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, atomic_swap_32);
ATF_TP_ADD_TC(tp, atomic_swap_uint);
ATF_TP_ADD_TC(tp, atomic_swap_ulong);
ATF_TP_ADD_TC(tp, atomic_swap_ptr);
#if defined(__HAVE_ATOMIC64_OPS)
ATF_TP_ADD_TC(tp, atomic_swap_64);
#endif
return atf_no_error();
}