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 */
9 /* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
12 typedef struct cls_struct_4_1byte
{
19 cls_struct_4_1byte
cls_struct_4_1byte_fn(struct cls_struct_4_1byte a1
,
20 struct cls_struct_4_1byte a2
)
22 struct cls_struct_4_1byte result
;
24 result
.a
= a1
.a
+ a2
.a
;
25 result
.b
= a1
.b
+ a2
.b
;
26 result
.c
= a1
.c
+ a2
.c
;
27 result
.d
= a1
.d
+ a2
.d
;
29 printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1
.a
, a1
.b
, a1
.c
, a1
.d
,
30 a2
.a
, a2
.b
, a2
.c
, a2
.d
,
31 result
.a
, result
.b
, result
.c
, result
.d
);
37 cls_struct_4_1byte_gn(ffi_cif
* cif
, void* resp
, void** args
, void* userdata
)
40 struct cls_struct_4_1byte a1
, a2
;
42 a1
= *(struct cls_struct_4_1byte
*)(args
[0]);
43 a2
= *(struct cls_struct_4_1byte
*)(args
[1]);
45 *(cls_struct_4_1byte
*)resp
= cls_struct_4_1byte_fn(a1
, a2
);
51 static ffi_closure cl
;
52 ffi_closure
*pcl
= &cl
;
54 ffi_type
* cls_struct_fields
[5];
55 ffi_type cls_struct_type
;
56 ffi_type
* dbl_arg_types
[5];
58 cls_struct_type
.size
= 0;
59 cls_struct_type
.alignment
= 0;
60 cls_struct_type
.type
= FFI_TYPE_STRUCT
;
61 cls_struct_type
.elements
= cls_struct_fields
;
63 struct cls_struct_4_1byte g_dbl
= { 12, 13, 14, 15 };
64 struct cls_struct_4_1byte f_dbl
= { 178, 179, 180, 181 };
65 struct cls_struct_4_1byte res_dbl
;
67 cls_struct_fields
[0] = &ffi_type_uchar
;
68 cls_struct_fields
[1] = &ffi_type_uchar
;
69 cls_struct_fields
[2] = &ffi_type_uchar
;
70 cls_struct_fields
[3] = &ffi_type_uchar
;
71 cls_struct_fields
[4] = 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_4_1byte_fn
), &res_dbl
, args_dbl
);
85 /* { dg-output "12 13 14 15 178 179 180 181: 190 192 194 196" } */
86 CHECK( res_dbl
.a
== (g_dbl
.a
+ f_dbl
.a
));
87 CHECK( res_dbl
.b
== (g_dbl
.b
+ f_dbl
.b
));
88 CHECK( res_dbl
.c
== (g_dbl
.c
+ f_dbl
.c
));
89 CHECK( res_dbl
.d
== (g_dbl
.d
+ f_dbl
.d
));
91 CHECK(ffi_prep_closure(pcl
, &cif
, cls_struct_4_1byte_gn
, NULL
) == FFI_OK
);
93 res_dbl
= ((cls_struct_4_1byte(*)(cls_struct_4_1byte
, cls_struct_4_1byte
))(pcl
))(g_dbl
, f_dbl
);
94 /* { dg-output "\n12 13 14 15 178 179 180 181: 190 192 194 196" } */
95 CHECK( res_dbl
.a
== (g_dbl
.a
+ f_dbl
.a
));
96 CHECK( res_dbl
.b
== (g_dbl
.b
+ f_dbl
.b
));
97 CHECK( res_dbl
.c
== (g_dbl
.c
+ f_dbl
.c
));
98 CHECK( res_dbl
.d
== (g_dbl
.d
+ f_dbl
.d
));