Refresh config.guess and config.sub
[libffi.git] / .pc / msvc-changes / testsuite / libffi.call / struct8.c
1 /* Area: ffi_call
2 Purpose: Check structures.
3 Limitations: none.
4 PR: none.
5 Originator: From the original ffitest.c */
6
7 /* { dg-do run } */
8 #include "ffitest.h"
9 typedef struct
10 {
11 float f1;
12 float f2;
13 float f3;
14 float f4;
15 } test_structure_8;
16
17 static test_structure_8 struct8 (test_structure_8 ts)
18 {
19 ts.f1 += 1;
20 ts.f2 += 1;
21 ts.f3 += 1;
22 ts.f4 += 1;
23
24 return ts;
25 }
26
27 int main (void)
28 {
29 ffi_cif cif;
30 ffi_type *args[MAX_ARGS];
31 void *values[MAX_ARGS];
32 ffi_type ts8_type;
33 ffi_type *ts8_type_elements[5];
34 ts8_type.size = 0;
35 ts8_type.alignment = 0;
36 ts8_type.type = FFI_TYPE_STRUCT;
37 ts8_type.elements = ts8_type_elements;
38 ts8_type_elements[0] = &ffi_type_float;
39 ts8_type_elements[1] = &ffi_type_float;
40 ts8_type_elements[2] = &ffi_type_float;
41 ts8_type_elements[3] = &ffi_type_float;
42 ts8_type_elements[4] = NULL;
43
44 test_structure_8 ts8_arg;
45
46 /* This is a hack to get a properly aligned result buffer */
47 test_structure_8 *ts8_result =
48 (test_structure_8 *) malloc (sizeof(test_structure_8));
49
50 args[0] = &ts8_type;
51 values[0] = &ts8_arg;
52
53 /* Initialize the cif */
54 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK);
55
56 ts8_arg.f1 = 5.55f;
57 ts8_arg.f2 = 55.5f;
58 ts8_arg.f3 = -5.55f;
59 ts8_arg.f4 = -55.5f;
60
61 printf ("%g\n", ts8_arg.f1);
62 printf ("%g\n", ts8_arg.f2);
63 printf ("%g\n", ts8_arg.f3);
64 printf ("%g\n", ts8_arg.f4);
65
66 ffi_call(&cif, FFI_FN(struct8), ts8_result, values);
67
68 printf ("%g\n", ts8_result->f1);
69 printf ("%g\n", ts8_result->f2);
70 printf ("%g\n", ts8_result->f3);
71 printf ("%g\n", ts8_result->f4);
72
73 CHECK(ts8_result->f1 == 5.55f + 1);
74 CHECK(ts8_result->f2 == 55.5f + 1);
75 CHECK(ts8_result->f3 == -5.55f + 1);
76 CHECK(ts8_result->f4 == -55.5f + 1);
77
78 free (ts8_result);
79 exit(0);
80 }