xref: /aosp_15_r20/external/libffi/testsuite/libffi.call/closure_simple.c (revision 1fd5a2e1d639cd1ddf29dd0c484c123bbd850c21)
1*1fd5a2e1SPrashanth Swaminathan /* Area:	closure_call
2*1fd5a2e1SPrashanth Swaminathan    Purpose:	Check simple closure handling with all ABIs
3*1fd5a2e1SPrashanth Swaminathan    Limitations:	none.
4*1fd5a2e1SPrashanth Swaminathan    PR:		none.
5*1fd5a2e1SPrashanth Swaminathan    Originator:	<[email protected]> */
6*1fd5a2e1SPrashanth Swaminathan 
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan 
10*1fd5a2e1SPrashanth Swaminathan static void
closure_test(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata)11*1fd5a2e1SPrashanth Swaminathan closure_test(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata)
12*1fd5a2e1SPrashanth Swaminathan {
13*1fd5a2e1SPrashanth Swaminathan   *(ffi_arg*)resp =
14*1fd5a2e1SPrashanth Swaminathan     (int)*(int *)args[0] + (int)(*(int *)args[1])
15*1fd5a2e1SPrashanth Swaminathan     + (int)(*(int *)args[2])  + (int)(*(int *)args[3])
16*1fd5a2e1SPrashanth Swaminathan     + (int)(intptr_t)userdata;
17*1fd5a2e1SPrashanth Swaminathan 
18*1fd5a2e1SPrashanth Swaminathan   printf("%d %d %d %d: %d\n",
19*1fd5a2e1SPrashanth Swaminathan 	 (int)*(int *)args[0], (int)(*(int *)args[1]),
20*1fd5a2e1SPrashanth Swaminathan 	 (int)(*(int *)args[2]), (int)(*(int *)args[3]),
21*1fd5a2e1SPrashanth Swaminathan          (int)*(ffi_arg *)resp);
22*1fd5a2e1SPrashanth Swaminathan 
23*1fd5a2e1SPrashanth Swaminathan }
24*1fd5a2e1SPrashanth Swaminathan 
25*1fd5a2e1SPrashanth Swaminathan typedef int (ABI_ATTR *closure_test_type0)(int, int, int, int);
26*1fd5a2e1SPrashanth Swaminathan 
main(void)27*1fd5a2e1SPrashanth Swaminathan int main (void)
28*1fd5a2e1SPrashanth Swaminathan {
29*1fd5a2e1SPrashanth Swaminathan   ffi_cif cif;
30*1fd5a2e1SPrashanth Swaminathan   void *code;
31*1fd5a2e1SPrashanth Swaminathan   ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
32*1fd5a2e1SPrashanth Swaminathan   ffi_type * cl_arg_types[17];
33*1fd5a2e1SPrashanth Swaminathan   int res;
34*1fd5a2e1SPrashanth Swaminathan 
35*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[0] = &ffi_type_uint;
36*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[1] = &ffi_type_uint;
37*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[2] = &ffi_type_uint;
38*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[3] = &ffi_type_uint;
39*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[4] = NULL;
40*1fd5a2e1SPrashanth Swaminathan 
41*1fd5a2e1SPrashanth Swaminathan   /* Initialize the cif */
42*1fd5a2e1SPrashanth Swaminathan   CHECK(ffi_prep_cif(&cif, ABI_NUM, 4,
43*1fd5a2e1SPrashanth Swaminathan 		     &ffi_type_sint, cl_arg_types) == FFI_OK);
44*1fd5a2e1SPrashanth Swaminathan 
45*1fd5a2e1SPrashanth Swaminathan   CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test,
46*1fd5a2e1SPrashanth Swaminathan                              (void *) 3 /* userdata */, code) == FFI_OK);
47*1fd5a2e1SPrashanth Swaminathan 
48*1fd5a2e1SPrashanth Swaminathan   res = (*(closure_test_type0)code)(0, 1, 2, 3);
49*1fd5a2e1SPrashanth Swaminathan   /* { dg-output "0 1 2 3: 9" } */
50*1fd5a2e1SPrashanth Swaminathan 
51*1fd5a2e1SPrashanth Swaminathan   printf("res: %d\n",res);
52*1fd5a2e1SPrashanth Swaminathan   /* { dg-output "\nres: 9" } */
53*1fd5a2e1SPrashanth Swaminathan 
54*1fd5a2e1SPrashanth Swaminathan   exit(0);
55*1fd5a2e1SPrashanth Swaminathan }
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