1*1fd5a2e1SPrashanth Swaminathan /* Area: ffi_call, closure_call
2*1fd5a2e1SPrashanth Swaminathan Purpose: Check passing of multiple unsigned 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(unsigned char a1,unsigned char a2,unsigned char a3,unsigned char a4)10*1fd5a2e1SPrashanth Swaminathan unsigned char test_func_fn(unsigned char a1, unsigned char a2,
11*1fd5a2e1SPrashanth Swaminathan unsigned char a3, unsigned char a4)
12*1fd5a2e1SPrashanth Swaminathan {
13*1fd5a2e1SPrashanth Swaminathan unsigned char result;
14*1fd5a2e1SPrashanth Swaminathan
15*1fd5a2e1SPrashanth Swaminathan result = a1 + a2 + a3 + a4;
16*1fd5a2e1SPrashanth Swaminathan
17*1fd5a2e1SPrashanth Swaminathan printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
18*1fd5a2e1SPrashanth Swaminathan
19*1fd5a2e1SPrashanth Swaminathan return result;
20*1fd5a2e1SPrashanth Swaminathan
21*1fd5a2e1SPrashanth Swaminathan }
22*1fd5a2e1SPrashanth Swaminathan
test_func_gn(ffi_cif * cif __UNUSED__,void * rval,void ** avals,void * data __UNUSED__)23*1fd5a2e1SPrashanth Swaminathan static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
24*1fd5a2e1SPrashanth Swaminathan void *data __UNUSED__)
25*1fd5a2e1SPrashanth Swaminathan {
26*1fd5a2e1SPrashanth Swaminathan unsigned char a1, a2, a3, a4;
27*1fd5a2e1SPrashanth Swaminathan
28*1fd5a2e1SPrashanth Swaminathan a1 = *(unsigned char *)avals[0];
29*1fd5a2e1SPrashanth Swaminathan a2 = *(unsigned char *)avals[1];
30*1fd5a2e1SPrashanth Swaminathan a3 = *(unsigned char *)avals[2];
31*1fd5a2e1SPrashanth Swaminathan a4 = *(unsigned char *)avals[3];
32*1fd5a2e1SPrashanth Swaminathan
33*1fd5a2e1SPrashanth Swaminathan *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
34*1fd5a2e1SPrashanth Swaminathan
35*1fd5a2e1SPrashanth Swaminathan }
36*1fd5a2e1SPrashanth Swaminathan
37*1fd5a2e1SPrashanth Swaminathan typedef unsigned char (*test_type)(unsigned char, unsigned char,
38*1fd5a2e1SPrashanth Swaminathan unsigned char, unsigned char);
39*1fd5a2e1SPrashanth Swaminathan
test_func(ffi_cif * cif __UNUSED__,void * rval __UNUSED__,void ** avals,void * data __UNUSED__)40*1fd5a2e1SPrashanth Swaminathan void test_func(ffi_cif *cif __UNUSED__, void *rval __UNUSED__, void **avals,
41*1fd5a2e1SPrashanth Swaminathan void *data __UNUSED__)
42*1fd5a2e1SPrashanth Swaminathan {
43*1fd5a2e1SPrashanth Swaminathan printf("%d %d %d %d\n", *(unsigned char *)avals[0],
44*1fd5a2e1SPrashanth Swaminathan *(unsigned char *)avals[1], *(unsigned char *)avals[2],
45*1fd5a2e1SPrashanth Swaminathan *(unsigned char *)avals[3]);
46*1fd5a2e1SPrashanth Swaminathan }
main(void)47*1fd5a2e1SPrashanth Swaminathan int main (void)
48*1fd5a2e1SPrashanth Swaminathan {
49*1fd5a2e1SPrashanth Swaminathan ffi_cif cif;
50*1fd5a2e1SPrashanth Swaminathan void *code;
51*1fd5a2e1SPrashanth Swaminathan ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
52*1fd5a2e1SPrashanth Swaminathan void * args_dbl[5];
53*1fd5a2e1SPrashanth Swaminathan ffi_type * cl_arg_types[5];
54*1fd5a2e1SPrashanth Swaminathan ffi_arg res_call;
55*1fd5a2e1SPrashanth Swaminathan unsigned char a, b, c, d, res_closure;
56*1fd5a2e1SPrashanth Swaminathan
57*1fd5a2e1SPrashanth Swaminathan a = 1;
58*1fd5a2e1SPrashanth Swaminathan b = 2;
59*1fd5a2e1SPrashanth Swaminathan c = 127;
60*1fd5a2e1SPrashanth Swaminathan d = 125;
61*1fd5a2e1SPrashanth Swaminathan
62*1fd5a2e1SPrashanth Swaminathan args_dbl[0] = &a;
63*1fd5a2e1SPrashanth Swaminathan args_dbl[1] = &b;
64*1fd5a2e1SPrashanth Swaminathan args_dbl[2] = &c;
65*1fd5a2e1SPrashanth Swaminathan args_dbl[3] = &d;
66*1fd5a2e1SPrashanth Swaminathan args_dbl[4] = NULL;
67*1fd5a2e1SPrashanth Swaminathan
68*1fd5a2e1SPrashanth Swaminathan cl_arg_types[0] = &ffi_type_uchar;
69*1fd5a2e1SPrashanth Swaminathan cl_arg_types[1] = &ffi_type_uchar;
70*1fd5a2e1SPrashanth Swaminathan cl_arg_types[2] = &ffi_type_uchar;
71*1fd5a2e1SPrashanth Swaminathan cl_arg_types[3] = &ffi_type_uchar;
72*1fd5a2e1SPrashanth Swaminathan cl_arg_types[4] = NULL;
73*1fd5a2e1SPrashanth Swaminathan
74*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */
75*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
76*1fd5a2e1SPrashanth Swaminathan &ffi_type_uchar, cl_arg_types) == FFI_OK);
77*1fd5a2e1SPrashanth Swaminathan
78*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
79*1fd5a2e1SPrashanth Swaminathan /* { dg-output "1 2 127 125: 255" } */
80*1fd5a2e1SPrashanth Swaminathan printf("res: %d\n", (unsigned char)res_call);
81*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: 255" } */
82*1fd5a2e1SPrashanth Swaminathan
83*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK);
84*1fd5a2e1SPrashanth Swaminathan
85*1fd5a2e1SPrashanth Swaminathan res_closure = (*((test_type)code))(1, 2, 127, 125);
86*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\n1 2 127 125: 255" } */
87*1fd5a2e1SPrashanth Swaminathan printf("res: %d\n", res_closure);
88*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: 255" } */
89*1fd5a2e1SPrashanth Swaminathan
90*1fd5a2e1SPrashanth Swaminathan exit(0);
91*1fd5a2e1SPrashanth Swaminathan }
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