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36 #include <rte_common.h>
37 #include <rte_hexdump.h>
41 #define MAX_NUM 1 << 20
44 {printf(x "() test failed!\n");\
47 /* this is really a sanity check */
49 test_macros(int __rte_unused unused_parm
)
51 #define SMALLER 0x1000U
52 #define BIGGER 0x2000U
53 #define PTR_DIFF BIGGER - SMALLER
54 #define FAIL_MACRO(x)\
55 {printf(#x "() test failed!\n");\
62 if ((uintptr_t)RTE_PTR_ADD(SMALLER
, PTR_DIFF
) != BIGGER
)
63 FAIL_MACRO(RTE_PTR_ADD
);
64 if ((uintptr_t)RTE_PTR_SUB(BIGGER
, PTR_DIFF
) != SMALLER
)
65 FAIL_MACRO(RTE_PTR_SUB
);
66 if (RTE_PTR_DIFF(BIGGER
, SMALLER
) != PTR_DIFF
)
67 FAIL_MACRO(RTE_PTR_DIFF
);
68 if (RTE_MAX(SMALLER
, BIGGER
) != BIGGER
)
70 if (RTE_MIN(SMALLER
, BIGGER
) != SMALLER
)
73 if (strncmp(RTE_STR(test
), "test", sizeof("test")))
82 char memdump
[] = "memdump_test";
86 rte_memdump(stdout
, "test", memdump
, sizeof(memdump
));
87 rte_hexdump(stdout
, "test", memdump
, sizeof(memdump
));
97 #define FAIL_ALIGN(x, i, p)\
98 {printf(x "() test failed: %u %u\n", i, p);\
100 #define ERROR_FLOOR(res, i, pow) \
101 (res % pow) || /* check if not aligned */ \
102 ((res / pow) != (i / pow)) /* check if correct alignment */
103 #define ERROR_CEIL(res, i, pow) \
104 (res % pow) || /* check if not aligned */ \
105 ((i % pow) == 0 ? /* check if ceiling is invoked */ \
106 val / pow != i / pow : /* if aligned */ \
107 val / pow != (i / pow) + 1) /* if not aligned, hence +1 */
111 for (i
= 1, p
= 1; i
<= MAX_NUM
; i
++) {
112 if (rte_align32pow2(i
) != p
)
113 FAIL_ALIGN("rte_align32pow2", i
, p
);
118 for (p
= 2; p
<= MAX_NUM
; p
<<= 1) {
120 if (!rte_is_power_of_2(p
))
121 FAIL("rte_is_power_of_2");
123 for (i
= 1; i
<= MAX_NUM
; i
++) {
125 if (RTE_ALIGN_FLOOR((uintptr_t)i
, p
) % p
)
126 FAIL_ALIGN("RTE_ALIGN_FLOOR", i
, p
);
128 val
= RTE_PTR_ALIGN_FLOOR((uintptr_t) i
, p
);
129 if (ERROR_FLOOR(val
, i
, p
))
130 FAIL_ALIGN("RTE_PTR_ALIGN_FLOOR", i
, p
);
132 val
= RTE_ALIGN_FLOOR(i
, p
);
133 if (ERROR_FLOOR(val
, i
, p
))
134 FAIL_ALIGN("RTE_ALIGN_FLOOR", i
, p
);
137 val
= RTE_PTR_ALIGN((uintptr_t) i
, p
);
138 if (ERROR_CEIL(val
, i
, p
))
139 FAIL_ALIGN("RTE_PTR_ALIGN", i
, p
);
141 val
= RTE_ALIGN(i
, p
);
142 if (ERROR_CEIL(val
, i
, p
))
143 FAIL_ALIGN("RTE_ALIGN", i
, p
);
145 val
= RTE_ALIGN_CEIL(i
, p
);
146 if (ERROR_CEIL(val
, i
, p
))
147 FAIL_ALIGN("RTE_ALIGN_CEIL", i
, p
);
149 val
= RTE_PTR_ALIGN_CEIL((uintptr_t)i
, p
);
150 if (ERROR_CEIL(val
, i
, p
))
151 FAIL_ALIGN("RTE_PTR_ALIGN_CEIL", i
, p
);
153 /* by this point we know that val is aligned to p */
154 if (!rte_is_aligned((void*)(uintptr_t) val
, p
))
155 FAIL("rte_is_aligned");
166 ret
|= test_macros(0);
172 REGISTER_TEST_COMMAND(common_autotest
, test_common
);