1 /* Area: ffi_call, closure_call
2 Purpose: Check structure passing with different structure size.
3 Especially with small structures which may fit in one
4 register. Depending on the ABI.
7 Originator: <andreast@gcc.gnu.org> 20030902 */
11 /* { dg-do run { xfail mips64*-*-* } } */
14 typedef struct cls_struct_1_1byte {
18 cls_struct_1_1byte cls_struct_1_1byte_fn(struct cls_struct_1_1byte a1,
19 struct cls_struct_1_1byte a2)
21 struct cls_struct_1_1byte result;
23 result.a = a1.a + a2.a;
25 printf("%d %d: %d\n", a1.a, a2.a, result.a);
31 cls_struct_1_1byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
32 void* userdata __UNUSED__)
35 struct cls_struct_1_1byte a1, a2;
37 a1 = *(struct cls_struct_1_1byte*)(args[0]);
38 a2 = *(struct cls_struct_1_1byte*)(args[1]);
40 *(cls_struct_1_1byte*)resp = cls_struct_1_1byte_fn(a1, a2);
47 static ffi_closure cl;
51 ffi_type* cls_struct_fields[2];
52 ffi_type cls_struct_type;
53 ffi_type* dbl_arg_types[5];
56 pcl = allocate_mmap (sizeof(ffi_closure));
61 cls_struct_type.size = 0;
62 cls_struct_type.alignment = 0;
63 cls_struct_type.type = FFI_TYPE_STRUCT;
64 cls_struct_type.elements = cls_struct_fields;
66 struct cls_struct_1_1byte g_dbl = { 12 };
67 struct cls_struct_1_1byte f_dbl = { 178 };
68 struct cls_struct_1_1byte res_dbl;
70 cls_struct_fields[0] = &ffi_type_uchar;
71 cls_struct_fields[1] = NULL;
73 dbl_arg_types[0] = &cls_struct_type;
74 dbl_arg_types[1] = &cls_struct_type;
75 dbl_arg_types[2] = NULL;
77 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
78 dbl_arg_types) == FFI_OK);
84 ffi_call(&cif, FFI_FN(cls_struct_1_1byte_fn), &res_dbl, args_dbl);
85 /* { dg-output "12 178: 190" } */
86 printf("res: %d\n", res_dbl.a);
87 /* { dg-output "\nres: 190" } */
89 CHECK(ffi_prep_closure(pcl, &cif, cls_struct_1_1byte_gn, NULL) == FFI_OK);
91 res_dbl = ((cls_struct_1_1byte(*)(cls_struct_1_1byte, cls_struct_1_1byte))(pcl))(g_dbl, f_dbl);
92 /* { dg-output "\n12 178: 190" } */
93 printf("res: %d\n", res_dbl.a);
94 /* { dg-output "\nres: 190" } */