Refresh config.guess and config.sub
[libffi.git] / .pc / msvc-changes / testsuite / libffi.call / cls_align_longdouble.c
1 /* Area: ffi_call, closure_call
2 Purpose: Check structure alignment of long double.
3 Limitations: none.
4 PR: none.
5 Originator: <hos@tamanegi.org> 20031203 */
6
7 /* { dg-do run } */
8
9 #include "ffitest.h"
10
11 typedef struct cls_struct_align {
12 unsigned char a;
13 long double b;
14 unsigned char c;
15 } cls_struct_align;
16
17 cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
18 struct cls_struct_align a2)
19 {
20 struct cls_struct_align 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("%d %g %d %d %g %d: %d %g %d\n", a1.a, (double)a1.b, a1.c, a2.a, (double)a2.b, a2.c, result.a, (double)result.b, result.c);
27
28 return result;
29 }
30
31 static void
32 cls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
33 void* userdata __UNUSED__)
34 {
35
36 struct cls_struct_align a1, a2;
37
38 a1 = *(struct cls_struct_align*)(args[0]);
39 a2 = *(struct cls_struct_align*)(args[1]);
40
41 *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
42 }
43
44 int main (void)
45 {
46 ffi_cif cif;
47 void *code;
48 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
49 void* args_dbl[5];
50 ffi_type* cls_struct_fields[4];
51 ffi_type cls_struct_type;
52 ffi_type* dbl_arg_types[5];
53
54 cls_struct_type.size = 0;
55 cls_struct_type.alignment = 0;
56 cls_struct_type.type = FFI_TYPE_STRUCT;
57 cls_struct_type.elements = cls_struct_fields;
58
59 struct cls_struct_align g_dbl = { 12, 4951, 127 };
60 struct cls_struct_align f_dbl = { 1, 9320, 13 };
61 struct cls_struct_align res_dbl;
62
63 cls_struct_fields[0] = &ffi_type_uchar;
64 cls_struct_fields[1] = &ffi_type_longdouble;
65 cls_struct_fields[2] = &ffi_type_uchar;
66 cls_struct_fields[3] = NULL;
67
68 dbl_arg_types[0] = &cls_struct_type;
69 dbl_arg_types[1] = &cls_struct_type;
70 dbl_arg_types[2] = NULL;
71
72 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
73 dbl_arg_types) == FFI_OK);
74
75 args_dbl[0] = &g_dbl;
76 args_dbl[1] = &f_dbl;
77 args_dbl[2] = NULL;
78
79 ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
80 /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
81 printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
82 /* { dg-output "\nres: 13 14271 140" } */
83
84 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);
85
86 res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl);
87 /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
88 printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
89 /* { dg-output "\nres: 13 14271 140" } */
90
91 exit(0);
92 }