1*1fd5a2e1SPrashanth Swaminathan /* Area: ffi_call, closure_call
2*1fd5a2e1SPrashanth Swaminathan Purpose: Check passing of multiple signed char values.
3*1fd5a2e1SPrashanth Swaminathan Limitations: none.
4*1fd5a2e1SPrashanth Swaminathan PR: PR13221.
5*1fd5a2e1SPrashanth Swaminathan Originator: <[email protected]> 20031129 */
6*1fd5a2e1SPrashanth Swaminathan
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan
test_func_fn(signed char a1,signed char a2)10*1fd5a2e1SPrashanth Swaminathan signed char test_func_fn(signed char a1, signed char a2)
11*1fd5a2e1SPrashanth Swaminathan {
12*1fd5a2e1SPrashanth Swaminathan signed char result;
13*1fd5a2e1SPrashanth Swaminathan
14*1fd5a2e1SPrashanth Swaminathan result = a1 + a2;
15*1fd5a2e1SPrashanth Swaminathan
16*1fd5a2e1SPrashanth Swaminathan printf("%d %d: %d\n", a1, a2, result);
17*1fd5a2e1SPrashanth Swaminathan
18*1fd5a2e1SPrashanth Swaminathan return result;
19*1fd5a2e1SPrashanth Swaminathan
20*1fd5a2e1SPrashanth Swaminathan }
21*1fd5a2e1SPrashanth Swaminathan
test_func_gn(ffi_cif * cif __UNUSED__,void * rval,void ** avals,void * data __UNUSED__)22*1fd5a2e1SPrashanth Swaminathan static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
23*1fd5a2e1SPrashanth Swaminathan void *data __UNUSED__)
24*1fd5a2e1SPrashanth Swaminathan {
25*1fd5a2e1SPrashanth Swaminathan signed char a1, a2;
26*1fd5a2e1SPrashanth Swaminathan
27*1fd5a2e1SPrashanth Swaminathan a1 = *(signed char *)avals[0];
28*1fd5a2e1SPrashanth Swaminathan a2 = *(signed char *)avals[1];
29*1fd5a2e1SPrashanth Swaminathan
30*1fd5a2e1SPrashanth Swaminathan *(ffi_arg *)rval = test_func_fn(a1, a2);
31*1fd5a2e1SPrashanth Swaminathan
32*1fd5a2e1SPrashanth Swaminathan }
33*1fd5a2e1SPrashanth Swaminathan
34*1fd5a2e1SPrashanth Swaminathan typedef signed char (*test_type)(signed char, signed char);
35*1fd5a2e1SPrashanth Swaminathan
main(void)36*1fd5a2e1SPrashanth Swaminathan int main (void)
37*1fd5a2e1SPrashanth Swaminathan {
38*1fd5a2e1SPrashanth Swaminathan ffi_cif cif;
39*1fd5a2e1SPrashanth Swaminathan void *code;
40*1fd5a2e1SPrashanth Swaminathan ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
41*1fd5a2e1SPrashanth Swaminathan void * args_dbl[3];
42*1fd5a2e1SPrashanth Swaminathan ffi_type * cl_arg_types[3];
43*1fd5a2e1SPrashanth Swaminathan ffi_arg res_call;
44*1fd5a2e1SPrashanth Swaminathan signed char a, b, res_closure;
45*1fd5a2e1SPrashanth Swaminathan
46*1fd5a2e1SPrashanth Swaminathan a = 2;
47*1fd5a2e1SPrashanth Swaminathan b = 125;
48*1fd5a2e1SPrashanth Swaminathan
49*1fd5a2e1SPrashanth Swaminathan args_dbl[0] = &a;
50*1fd5a2e1SPrashanth Swaminathan args_dbl[1] = &b;
51*1fd5a2e1SPrashanth Swaminathan args_dbl[2] = NULL;
52*1fd5a2e1SPrashanth Swaminathan
53*1fd5a2e1SPrashanth Swaminathan cl_arg_types[0] = &ffi_type_schar;
54*1fd5a2e1SPrashanth Swaminathan cl_arg_types[1] = &ffi_type_schar;
55*1fd5a2e1SPrashanth Swaminathan cl_arg_types[2] = NULL;
56*1fd5a2e1SPrashanth Swaminathan
57*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */
58*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
59*1fd5a2e1SPrashanth Swaminathan &ffi_type_schar, cl_arg_types) == FFI_OK);
60*1fd5a2e1SPrashanth Swaminathan
61*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
62*1fd5a2e1SPrashanth Swaminathan /* { dg-output "2 125: 127" } */
63*1fd5a2e1SPrashanth Swaminathan printf("res: %d\n", (signed char)res_call);
64*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: 127" } */
65*1fd5a2e1SPrashanth Swaminathan
66*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK);
67*1fd5a2e1SPrashanth Swaminathan
68*1fd5a2e1SPrashanth Swaminathan res_closure = (*((test_type)code))(2, 125);
69*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\n2 125: 127" } */
70*1fd5a2e1SPrashanth Swaminathan printf("res: %d\n", res_closure);
71*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: 127" } */
72*1fd5a2e1SPrashanth Swaminathan
73*1fd5a2e1SPrashanth Swaminathan exit(0);
74*1fd5a2e1SPrashanth Swaminathan }
75