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      1 /*	$NetBSD: t_atomic_add.c,v 1.1 2019/02/17 12:24:17 isaki Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 2019 Tetsuya Isaki. All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/cdefs.h>
     29 __RCSID("$NetBSD: t_atomic_add.c,v 1.1 2019/02/17 12:24:17 isaki Exp $");
     30 
     31 #include <atf-c.h>
     32 #include <inttypes.h>
     33 #include <sys/atomic.h>
     34 
     35 /*
     36  * These tests don't examine the atomicity.
     37  */
     38 
     39 #define DST    (0x1122334455667788UL)
     40 #define SRC    (0xf0e0d0c0b0a09081UL)
     41 #define EXPECT (0x0203040506070809UL)
     42 
     43 /*
     44  * atomic_add_*()
     45  */
     46 #define atf_add(NAME, DTYPE, STYPE, FMT) \
     47 ATF_TC(NAME); \
     48 ATF_TC_HEAD(NAME, tc) \
     49 { \
     50 	atf_tc_set_md_var(tc, "descr", #NAME); \
     51 } \
     52 ATF_TC_BODY(NAME, tc) \
     53 { \
     54 	volatile DTYPE val; \
     55 	STYPE src; \
     56 	DTYPE exp; \
     57 	val = (DTYPE)DST; \
     58 	src = (STYPE)SRC; \
     59 	exp = (DTYPE)EXPECT; \
     60 	NAME(&val, src); \
     61 	ATF_REQUIRE_MSG(val == exp, \
     62 	    "val expects " FMT " but " FMT, exp, val); \
     63 }
     64 
     65 atf_add(atomic_add_32,   uint32_t,      int32_t, "0x%" PRIx32);
     66 atf_add(atomic_add_int,  unsigned int,  int,     "0x%x");
     67 atf_add(atomic_add_long, unsigned long, long,    "0x%lx");
     68 atf_add(atomic_add_ptr,  void *,        ssize_t, "%p");
     69 #if defined(__HAVE_ATOMIC64_OPS)
     70 atf_add(atomic_add_64,   uint64_t,      int64_t, "0x%" PRIx64);
     71 #endif
     72 
     73 /*
     74  * atomic_add_*_nv()
     75  */
     76 #define atf_add_nv(NAME, DTYPE, STYPE, FMT) \
     77 ATF_TC(NAME); \
     78 ATF_TC_HEAD(NAME, tc) \
     79 { \
     80 	atf_tc_set_md_var(tc, "descr", #NAME); \
     81 } \
     82 ATF_TC_BODY(NAME, tc) \
     83 { \
     84 	volatile DTYPE val; \
     85 	STYPE src; \
     86 	DTYPE res; \
     87 	DTYPE exp; \
     88 	val = (DTYPE)DST; \
     89 	src = (STYPE)SRC; \
     90 	exp = (DTYPE)EXPECT; \
     91 	res = NAME(&val, src); \
     92 	ATF_REQUIRE_MSG(val == exp, \
     93 	    "val expects " FMT " but " FMT, exp, val); \
     94 	ATF_REQUIRE_MSG(res == exp, \
     95 	    "res expects " FMT " but " FMT, exp, res); \
     96 }
     97 
     98 atf_add_nv(atomic_add_32_nv,   uint32_t,      int32_t, "0x%" PRIx32);
     99 atf_add_nv(atomic_add_int_nv,  unsigned int,  int,     "0x%x");
    100 atf_add_nv(atomic_add_long_nv, unsigned long, long,    "0x%lx");
    101 atf_add_nv(atomic_add_ptr_nv,  void *,        ssize_t, "%p");
    102 #if defined(__HAVE_ATOMIC64_OPS)
    103 atf_add_nv(atomic_add_64_nv,   uint64_t,      int64_t, "0x%" PRIx64);
    104 #endif
    105 
    106 ATF_TP_ADD_TCS(tp)
    107 {
    108 	ATF_TP_ADD_TC(tp, atomic_add_32);
    109 	ATF_TP_ADD_TC(tp, atomic_add_int);
    110 	ATF_TP_ADD_TC(tp, atomic_add_long);
    111 	ATF_TP_ADD_TC(tp, atomic_add_ptr);
    112 #if defined(__HAVE_ATOMIC64_OPS)
    113 	ATF_TP_ADD_TC(tp, atomic_add_64);
    114 #endif
    115 
    116 	ATF_TP_ADD_TC(tp, atomic_add_32_nv);
    117 	ATF_TP_ADD_TC(tp, atomic_add_int_nv);
    118 	ATF_TP_ADD_TC(tp, atomic_add_long_nv);
    119 	ATF_TP_ADD_TC(tp, atomic_add_ptr_nv);
    120 #if defined(__HAVE_ATOMIC64_OPS)
    121 	ATF_TP_ADD_TC(tp, atomic_add_64_nv);
    122 #endif
    123 
    124 	return atf_no_error();
    125 }
    126