Refresh config.guess and config.sub
[libffi.git] / .pc / msvc-changes / testsuite / libffi.call / cls_20byte.c
1 /* Area: ffi_call, closure_call
2 Purpose: Check structure passing with different structure size.
3 Depending on the ABI. Check overlapping.
4 Limitations: none.
5 PR: none.
6 Originator: <andreast@gcc.gnu.org> 20030828 */
7
8 /* { dg-do run } */
9 #include "ffitest.h"
10
11 typedef struct cls_struct_20byte {
12 double a;
13 double b;
14 int c;
15 } cls_struct_20byte;
16
17 cls_struct_20byte cls_struct_20byte_fn(struct cls_struct_20byte a1,
18 struct cls_struct_20byte a2)
19 {
20 struct cls_struct_20byte result;
21
22 result.a = a1.a + a2.a;
23 result.b = a1.b + a2.b;
24 result.c = a1.c + a2.c;
25
26 printf("%g %g %d %g %g %d: %g %g %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c,
27 result.a, result.b, result.c);
28 return result;
29 }
30
31 static void
32 cls_struct_20byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
33 void* userdata __UNUSED__)
34 {
35 struct cls_struct_20byte a1, a2;
36
37 a1 = *(struct cls_struct_20byte*)(args[0]);
38 a2 = *(struct cls_struct_20byte*)(args[1]);
39
40 *(cls_struct_20byte*)resp = cls_struct_20byte_fn(a1, a2);
41 }
42
43 int main (void)
44 {
45 ffi_cif cif;
46 void *code;
47 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
48 void* args_dbl[5];
49 ffi_type* cls_struct_fields[4];
50 ffi_type cls_struct_type;
51 ffi_type* dbl_arg_types[5];
52
53 cls_struct_type.size = 0;
54 cls_struct_type.alignment = 0;
55 cls_struct_type.type = FFI_TYPE_STRUCT;
56 cls_struct_type.elements = cls_struct_fields;
57
58 struct cls_struct_20byte g_dbl = { 1.0, 2.0, 3 };
59 struct cls_struct_20byte f_dbl = { 4.0, 5.0, 7 };
60 struct cls_struct_20byte res_dbl;
61
62 cls_struct_fields[0] = &ffi_type_double;
63 cls_struct_fields[1] = &ffi_type_double;
64 cls_struct_fields[2] = &ffi_type_sint;
65 cls_struct_fields[3] = NULL;
66
67 dbl_arg_types[0] = &cls_struct_type;
68 dbl_arg_types[1] = &cls_struct_type;
69 dbl_arg_types[2] = NULL;
70
71 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
72 dbl_arg_types) == FFI_OK);
73
74 args_dbl[0] = &g_dbl;
75 args_dbl[1] = &f_dbl;
76 args_dbl[2] = NULL;
77
78 ffi_call(&cif, FFI_FN(cls_struct_20byte_fn), &res_dbl, args_dbl);
79 /* { dg-output "1 2 3 4 5 7: 5 7 10" } */
80 printf("res: %g %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
81 /* { dg-output "\nres: 5 7 10" } */
82
83 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_20byte_gn, NULL, code) == FFI_OK);
84
85 res_dbl = ((cls_struct_20byte(*)(cls_struct_20byte, cls_struct_20byte))(code))(g_dbl, f_dbl);
86 /* { dg-output "\n1 2 3 4 5 7: 5 7 10" } */
87 printf("res: %g %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
88 /* { dg-output "\nres: 5 7 10" } */
89
90 exit(0);
91 }