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_24byte {
12 double a;
13 double b;
14 int c;
15 float d;
16 } cls_struct_24byte;
17
cls_struct_24byte_fn(struct cls_struct_24byte b0,struct cls_struct_24byte b1,struct cls_struct_24byte b2,struct cls_struct_24byte b3)18 cls_struct_24byte cls_struct_24byte_fn(struct cls_struct_24byte b0,
19 struct cls_struct_24byte b1,
20 struct cls_struct_24byte b2,
21 struct cls_struct_24byte b3)
22 {
23 struct cls_struct_24byte result;
24
25 result.a = b0.a + b1.a + b2.a + b3.a;
26 result.b = b0.b + b1.b + b2.b + b3.b;
27 result.c = b0.c + b1.c + b2.c + b3.c;
28 result.d = b0.d + b1.d + b2.d + b3.d;
29
30 printf("%g %g %d %g %g %g %d %g %g %g %d %g %g %g %d %g: %g %g %d %g\n",
31 b0.a, b0.b, b0.c, b0.d,
32 b1.a, b1.b, b1.c, b1.d,
33 b2.a, b2.b, b2.c, b2.d,
34 b3.a, b3.b, b3.c, b2.d,
35 result.a, result.b, result.c, result.d);
36
37 return result;
38 }
39
40 static void
cls_struct_24byte_gn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)41 cls_struct_24byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
42 void* userdata __UNUSED__)
43 {
44 struct cls_struct_24byte b0, b1, b2, b3;
45
46 b0 = *(struct cls_struct_24byte*)(args[0]);
47 b1 = *(struct cls_struct_24byte*)(args[1]);
48 b2 = *(struct cls_struct_24byte*)(args[2]);
49 b3 = *(struct cls_struct_24byte*)(args[3]);
50
51 *(cls_struct_24byte*)resp = cls_struct_24byte_fn(b0, b1, b2, b3);
52 }
53
main(void)54 int main (void)
55 {
56 ffi_cif cif;
57 #ifndef USING_MMAP
58 static ffi_closure cl;
59 #endif
60 ffi_closure *pcl;
61 void* args_dbl[5];
62 ffi_type* cls_struct_fields[5];
63 ffi_type cls_struct_type;
64 ffi_type* dbl_arg_types[5];
65
66 #ifdef USING_MMAP
67 pcl = allocate_mmap (sizeof(ffi_closure));
68 #else
69 pcl = &cl;
70 #endif
71
72 cls_struct_type.size = 0;
73 cls_struct_type.alignment = 0;
74 cls_struct_type.type = FFI_TYPE_STRUCT;
75 cls_struct_type.elements = cls_struct_fields;
76
77 struct cls_struct_24byte e_dbl = { 9.0, 2.0, 6, 5.0 };
78 struct cls_struct_24byte f_dbl = { 1.0, 2.0, 3, 7.0 };
79 struct cls_struct_24byte g_dbl = { 4.0, 5.0, 7, 9.0 };
80 struct cls_struct_24byte h_dbl = { 8.0, 6.0, 1, 4.0 };
81 struct cls_struct_24byte res_dbl;
82
83 cls_struct_fields[0] = &ffi_type_double;
84 cls_struct_fields[1] = &ffi_type_double;
85 cls_struct_fields[2] = &ffi_type_sint;
86 cls_struct_fields[3] = &ffi_type_float;
87 cls_struct_fields[4] = NULL;
88
89 dbl_arg_types[0] = &cls_struct_type;
90 dbl_arg_types[1] = &cls_struct_type;
91 dbl_arg_types[2] = &cls_struct_type;
92 dbl_arg_types[3] = &cls_struct_type;
93 dbl_arg_types[4] = NULL;
94
95 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
96 dbl_arg_types) == FFI_OK);
97
98 args_dbl[0] = &e_dbl;
99 args_dbl[1] = &f_dbl;
100 args_dbl[2] = &g_dbl;
101 args_dbl[3] = &h_dbl;
102 args_dbl[4] = NULL;
103
104 ffi_call(&cif, FFI_FN(cls_struct_24byte_fn), &res_dbl, args_dbl);
105 /* { dg-output "9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */
106 printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
107 /* { dg-output "\nres: 22 15 17 25" } */
108
109 CHECK(ffi_prep_closure(pcl, &cif, cls_struct_24byte_gn, NULL) == FFI_OK);
110
111 res_dbl = ((cls_struct_24byte(*)(cls_struct_24byte,
112 cls_struct_24byte,
113 cls_struct_24byte,
114 cls_struct_24byte))
115 (pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
116 /* { dg-output "\n9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */
117 printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
118 /* { dg-output "\nres: 22 15 17 25" } */
119
120 exit(0);
121 }
122