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> 20030828 */
9 /* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
12 typedef struct cls_struct_2byte
{
17 cls_struct_2byte
cls_struct_2byte_fn(struct cls_struct_2byte a1
,
18 struct cls_struct_2byte a2
)
20 struct cls_struct_2byte result
;
22 result
.a
= a1
.a
+ a2
.a
;
23 result
.b
= a1
.b
+ a2
.b
;
25 printf("%d %d %d %d: %d %d\n", a1
.a
, a1
.b
, a2
.a
, a2
.b
, result
.a
, result
.b
);
31 cls_struct_2byte_gn(ffi_cif
* cif
, void* resp
, void** args
, void* userdata
)
34 struct cls_struct_2byte a1
, a2
;
36 a1
= *(struct cls_struct_2byte
*)(args
[0]);
37 a2
= *(struct cls_struct_2byte
*)(args
[1]);
39 *(cls_struct_2byte
*)resp
= cls_struct_2byte_fn(a1
, a2
);
45 static ffi_closure cl
;
46 ffi_closure
*pcl
= &cl
;
48 ffi_type
* cls_struct_fields
[4];
49 ffi_type cls_struct_type
;
50 ffi_type
* dbl_arg_types
[5];
52 cls_struct_type
.size
= 0;
53 cls_struct_type
.alignment
= 0;
54 cls_struct_type
.type
= FFI_TYPE_STRUCT
;
55 cls_struct_type
.elements
= cls_struct_fields
;
57 struct cls_struct_2byte g_dbl
= { 12, 127 };
58 struct cls_struct_2byte f_dbl
= { 1, 13 };
59 struct cls_struct_2byte res_dbl
;
61 cls_struct_fields
[0] = &ffi_type_uchar
;
62 cls_struct_fields
[1] = &ffi_type_uchar
;
63 cls_struct_fields
[2] = NULL
;
65 dbl_arg_types
[0] = &cls_struct_type
;
66 dbl_arg_types
[1] = &cls_struct_type
;
67 dbl_arg_types
[2] = NULL
;
69 CHECK(ffi_prep_cif(&cif
, FFI_DEFAULT_ABI
, 2, &cls_struct_type
,
70 dbl_arg_types
) == FFI_OK
);
76 ffi_call(&cif
, FFI_FN(cls_struct_2byte_fn
), &res_dbl
, args_dbl
);
77 /* { dg-output "12 127 1 13: 13 140" } */
78 CHECK( res_dbl
.a
== (g_dbl
.a
+ f_dbl
.a
));
79 CHECK( res_dbl
.b
== (g_dbl
.b
+ f_dbl
.b
));
81 CHECK(ffi_prep_closure(pcl
, &cif
, cls_struct_2byte_gn
, NULL
) == FFI_OK
);
83 res_dbl
= ((cls_struct_2byte(*)(cls_struct_2byte
, cls_struct_2byte
))(pcl
))(g_dbl
, f_dbl
);
84 /* { dg-output "\n12 127 1 13: 13 140" } */
85 CHECK( res_dbl
.a
== (g_dbl
.a
+ f_dbl
.a
));
86 CHECK( res_dbl
.b
== (g_dbl
.b
+ f_dbl
.b
));