1 #include <stdlib.h>
2 #include <stdint.h>
3 #include <stdio.h>
4 #include <string.h>
5
6 #include <ISO_Fortran_binding.h>
7 #include "dump-descriptors.h"
8
9 /* For simplicity, point descriptors at a static buffer. BUFSIZE should
10 be large enough for any of the standard types and we'll use DIM0 and DIM1
11 for array dimensions. */
12 #define BUFSIZE 64
13 #define DIM0 3
14 #define DIM1 10
15 #define ARRAYBUFSIZE BUFSIZE * DIM0 * DIM1
16 static char *buf[ARRAYBUFSIZE] __attribute__ ((aligned (8)));
17 static CFI_index_t extents[] = {DIM0, DIM1};
18
19 /* Magic number to use for elem_len field. */
20 #define MAGIC_ELEM_LEN 20
21
22 struct tc_info
23 {
24 CFI_type_t typecode;
25 char *name;
26 size_t size;
27 };
28
29 static struct tc_info tc_table[] =
30 {
31 { CFI_type_signed_char, "CFI_type_signed_char", sizeof (signed char) },
32 { CFI_type_short, "CFI_type_short", sizeof (short) },
33 { CFI_type_int, "CFI_type_int", sizeof (int) },
34 { CFI_type_long, "CFI_type_long", sizeof (long) },
35 { CFI_type_long_long, "CFI_type_long_long", sizeof (long long) },
36 { CFI_type_size_t, "CFI_type_size_t", sizeof (size_t) },
37 { CFI_type_int8_t, "CFI_type_int8_t", sizeof (int8_t) },
38 { CFI_type_int16_t, "CFI_type_int16_t", sizeof (int16_t) },
39 { CFI_type_int32_t, "CFI_type_int32_t", sizeof (int32_t) },
40 { CFI_type_int64_t, "CFI_type_int64_t", sizeof (int64_t) },
41 { CFI_type_int_least8_t, "CFI_type_int_least8_t", sizeof (int_least8_t) },
42 { CFI_type_int_least16_t, "CFI_type_int_least16_t", sizeof (int_least16_t) },
43 { CFI_type_int_least32_t, "CFI_type_int_least32_t", sizeof (int_least32_t) },
44 { CFI_type_int_least64_t, "CFI_type_int_least64_t", sizeof (int_least64_t) },
45 { CFI_type_int_fast8_t, "CFI_type_int_fast8_t", sizeof (int_fast8_t) },
46 { CFI_type_int_fast16_t, "CFI_type_int_fast16_t", sizeof (int_fast16_t) },
47 { CFI_type_int_fast32_t, "CFI_type_int_fast32_t", sizeof (int_fast32_t) },
48 { CFI_type_int_fast64_t, "CFI_type_int_fast64_t", sizeof (int_fast64_t) },
49 { CFI_type_intmax_t, "CFI_type_intmax_t", sizeof (intmax_t) },
50 { CFI_type_intptr_t, "CFI_type_intptr_t", sizeof (intptr_t) },
51 { CFI_type_ptrdiff_t, "CFI_type_ptrdiff_t", sizeof (ptrdiff_t) },
52 { CFI_type_float, "CFI_type_float", sizeof (float) },
53 { CFI_type_double, "CFI_type_double", sizeof (double) },
54 { CFI_type_long_double, "CFI_type_long_double", sizeof (long double) },
55 { CFI_type_float_Complex, "CFI_type_float_Complex",
56 sizeof (float _Complex) },
57 { CFI_type_double_Complex, "CFI_type_double_Complex",
58 sizeof (double _Complex) },
59 { CFI_type_long_double_Complex, "CFI_type_long_double_Complex",
60 sizeof (long double _Complex) },
61 { CFI_type_Bool, "CFI_type_Bool", sizeof (_Bool) },
62 { CFI_type_char, "CFI_type_char", sizeof (char) },
63 { CFI_type_cptr, "CFI_type_cptr", sizeof (void *) },
64 { CFI_type_struct, "CFI_type_struct", 0 },
65 { CFI_type_other, "CFI_type_other", -1 }
66 };
67
68 int
test_array(struct tc_info * tc,void * ptr,CFI_attribute_t attr)69 test_array (struct tc_info *tc, void *ptr, CFI_attribute_t attr)
70 {
71 CFI_CDESC_T(2) desc;
72 CFI_cdesc_t *a = (CFI_cdesc_t *) &desc;
73 int bad = 0;
74 size_t elem_len;
75
76 /* Initialize the descriptor to garbage values so we can confirm it's
77 properly initialized with good ones later. */
78 memset (a, -1, sizeof(desc));
79
80 check_CFI_status ("CFI_establish",
81 CFI_establish (a, ptr, attr, tc->typecode,
82 MAGIC_ELEM_LEN, 2, extents));
83
84 /* elem_len is ignored unless type is CFI type struct, CFI type other,
85 or a character type. */
86 if (tc->typecode == CFI_type_char
87 || tc->typecode == CFI_type_struct
88 || tc->typecode == CFI_type_other)
89 elem_len = MAGIC_ELEM_LEN;
90 else
91 elem_len = tc->size;
92
93 if (a->elem_len != elem_len
94 || a->base_addr != ptr
95 || a->type != tc->typecode
96 || a->version != CFI_VERSION
97 || a->attribute != attr
98 || a->rank != 2
99 || (ptr &&
100 /* extents parameter is ignored if ptr is null */
101 (a->dim[0].lower_bound != 0
102 || a->dim[0].extent != DIM0
103 || a->dim[0].sm != elem_len
104 || a->dim[1].lower_bound != 0
105 || a->dim[1].extent != DIM1
106 || a->dim[1].sm != elem_len*DIM0)))
107 {
108 fprintf (stderr, "Bad array descriptor for %s:\n", tc->name);
109 dump_CFI_cdesc_t (a);
110 return 1;
111 }
112 return 0;
113 }
114
115 /* External entry point. */
116 extern void ctest_establish (void);
117
118 void
ctest_establish(void)119 ctest_establish (void)
120 {
121 int ncodes = sizeof (tc_table) / sizeof (struct tc_info);
122 int i;
123 int bad = 0;
124
125 for (i = 0; i < ncodes; i++)
126 {
127 bad += test_array (&tc_table[i], (void *)buf, CFI_attribute_other);
128 bad += test_array (&tc_table[i], NULL, CFI_attribute_allocatable);
129 bad += test_array (&tc_table[i], (void *)buf, CFI_attribute_pointer);
130 }
131 if (bad)
132 abort ();
133 }
134
135