1*1fd5a2e1SPrashanth Swaminathan /* Area: ffi_call, closure_call
2*1fd5a2e1SPrashanth Swaminathan Purpose: Check structure passing with different structure size.
3*1fd5a2e1SPrashanth Swaminathan Limitations: none.
4*1fd5a2e1SPrashanth Swaminathan PR: none.
5*1fd5a2e1SPrashanth Swaminathan Originator: <[email protected]> 20030828 */
6*1fd5a2e1SPrashanth Swaminathan
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan
10*1fd5a2e1SPrashanth Swaminathan typedef struct cls_struct_12byte {
11*1fd5a2e1SPrashanth Swaminathan int a;
12*1fd5a2e1SPrashanth Swaminathan int b;
13*1fd5a2e1SPrashanth Swaminathan int c;
14*1fd5a2e1SPrashanth Swaminathan } cls_struct_12byte;
15*1fd5a2e1SPrashanth Swaminathan
cls_struct_12byte_fn(struct cls_struct_12byte b1,struct cls_struct_12byte b2)16*1fd5a2e1SPrashanth Swaminathan cls_struct_12byte cls_struct_12byte_fn(struct cls_struct_12byte b1,
17*1fd5a2e1SPrashanth Swaminathan struct cls_struct_12byte b2)
18*1fd5a2e1SPrashanth Swaminathan {
19*1fd5a2e1SPrashanth Swaminathan struct cls_struct_12byte result;
20*1fd5a2e1SPrashanth Swaminathan
21*1fd5a2e1SPrashanth Swaminathan result.a = b1.a + b2.a;
22*1fd5a2e1SPrashanth Swaminathan result.b = b1.b + b2.b;
23*1fd5a2e1SPrashanth Swaminathan result.c = b1.c + b2.c;
24*1fd5a2e1SPrashanth Swaminathan
25*1fd5a2e1SPrashanth Swaminathan printf("%d %d %d %d %d %d: %d %d %d\n", b1.a, b1.b, b1.c, b2.a, b2.b, b2.c,
26*1fd5a2e1SPrashanth Swaminathan result.a, result.b, result.c);
27*1fd5a2e1SPrashanth Swaminathan
28*1fd5a2e1SPrashanth Swaminathan return result;
29*1fd5a2e1SPrashanth Swaminathan }
30*1fd5a2e1SPrashanth Swaminathan
cls_struct_12byte_gn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)31*1fd5a2e1SPrashanth Swaminathan static void cls_struct_12byte_gn(ffi_cif* cif __UNUSED__, void* resp,
32*1fd5a2e1SPrashanth Swaminathan void** args , void* userdata __UNUSED__)
33*1fd5a2e1SPrashanth Swaminathan {
34*1fd5a2e1SPrashanth Swaminathan struct cls_struct_12byte b1, b2;
35*1fd5a2e1SPrashanth Swaminathan
36*1fd5a2e1SPrashanth Swaminathan b1 = *(struct cls_struct_12byte*)(args[0]);
37*1fd5a2e1SPrashanth Swaminathan b2 = *(struct cls_struct_12byte*)(args[1]);
38*1fd5a2e1SPrashanth Swaminathan
39*1fd5a2e1SPrashanth Swaminathan *(cls_struct_12byte*)resp = cls_struct_12byte_fn(b1, b2);
40*1fd5a2e1SPrashanth Swaminathan }
41*1fd5a2e1SPrashanth Swaminathan
main(void)42*1fd5a2e1SPrashanth Swaminathan int main (void)
43*1fd5a2e1SPrashanth Swaminathan {
44*1fd5a2e1SPrashanth Swaminathan ffi_cif cif;
45*1fd5a2e1SPrashanth Swaminathan void *code;
46*1fd5a2e1SPrashanth Swaminathan ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
47*1fd5a2e1SPrashanth Swaminathan void* args_dbl[5];
48*1fd5a2e1SPrashanth Swaminathan ffi_type* cls_struct_fields[4];
49*1fd5a2e1SPrashanth Swaminathan ffi_type cls_struct_type;
50*1fd5a2e1SPrashanth Swaminathan ffi_type* dbl_arg_types[5];
51*1fd5a2e1SPrashanth Swaminathan
52*1fd5a2e1SPrashanth Swaminathan struct cls_struct_12byte h_dbl = { 7, 4, 9 };
53*1fd5a2e1SPrashanth Swaminathan struct cls_struct_12byte j_dbl = { 1, 5, 3 };
54*1fd5a2e1SPrashanth Swaminathan struct cls_struct_12byte res_dbl;
55*1fd5a2e1SPrashanth Swaminathan
56*1fd5a2e1SPrashanth Swaminathan cls_struct_type.size = 0;
57*1fd5a2e1SPrashanth Swaminathan cls_struct_type.alignment = 0;
58*1fd5a2e1SPrashanth Swaminathan cls_struct_type.type = FFI_TYPE_STRUCT;
59*1fd5a2e1SPrashanth Swaminathan cls_struct_type.elements = cls_struct_fields;
60*1fd5a2e1SPrashanth Swaminathan
61*1fd5a2e1SPrashanth Swaminathan cls_struct_fields[0] = &ffi_type_sint;
62*1fd5a2e1SPrashanth Swaminathan cls_struct_fields[1] = &ffi_type_sint;
63*1fd5a2e1SPrashanth Swaminathan cls_struct_fields[2] = &ffi_type_sint;
64*1fd5a2e1SPrashanth Swaminathan cls_struct_fields[3] = NULL;
65*1fd5a2e1SPrashanth Swaminathan
66*1fd5a2e1SPrashanth Swaminathan dbl_arg_types[0] = &cls_struct_type;
67*1fd5a2e1SPrashanth Swaminathan dbl_arg_types[1] = &cls_struct_type;
68*1fd5a2e1SPrashanth Swaminathan dbl_arg_types[2] = NULL;
69*1fd5a2e1SPrashanth Swaminathan
70*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
71*1fd5a2e1SPrashanth Swaminathan dbl_arg_types) == FFI_OK);
72*1fd5a2e1SPrashanth Swaminathan
73*1fd5a2e1SPrashanth Swaminathan args_dbl[0] = &h_dbl;
74*1fd5a2e1SPrashanth Swaminathan args_dbl[1] = &j_dbl;
75*1fd5a2e1SPrashanth Swaminathan args_dbl[2] = NULL;
76*1fd5a2e1SPrashanth Swaminathan
77*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(cls_struct_12byte_fn), &res_dbl, args_dbl);
78*1fd5a2e1SPrashanth Swaminathan /* { dg-output "7 4 9 1 5 3: 8 9 12" } */
79*1fd5a2e1SPrashanth Swaminathan printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
80*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: 8 9 12" } */
81*1fd5a2e1SPrashanth Swaminathan
82*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_12byte_gn, NULL, code) == FFI_OK);
83*1fd5a2e1SPrashanth Swaminathan
84*1fd5a2e1SPrashanth Swaminathan res_dbl.a = 0;
85*1fd5a2e1SPrashanth Swaminathan res_dbl.b = 0;
86*1fd5a2e1SPrashanth Swaminathan res_dbl.c = 0;
87*1fd5a2e1SPrashanth Swaminathan
88*1fd5a2e1SPrashanth Swaminathan res_dbl = ((cls_struct_12byte(*)(cls_struct_12byte, cls_struct_12byte))(code))(h_dbl, j_dbl);
89*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\n7 4 9 1 5 3: 8 9 12" } */
90*1fd5a2e1SPrashanth Swaminathan printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
91*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: 8 9 12" } */
92*1fd5a2e1SPrashanth Swaminathan
93*1fd5a2e1SPrashanth Swaminathan exit(0);
94*1fd5a2e1SPrashanth Swaminathan }
95