xref: /aosp_15_r20/external/libffi/testsuite/libffi.call/cls_sshort.c (revision 1fd5a2e1d639cd1ddf29dd0c484c123bbd850c21)
1*1fd5a2e1SPrashanth Swaminathan /* Area:	closure_call
2*1fd5a2e1SPrashanth Swaminathan    Purpose:	Check return value sshort.
3*1fd5a2e1SPrashanth Swaminathan    Limitations:	none.
4*1fd5a2e1SPrashanth Swaminathan    PR:		none.
5*1fd5a2e1SPrashanth Swaminathan    Originator:	<[email protected]> 20031108	 */
6*1fd5a2e1SPrashanth Swaminathan 
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan 
cls_ret_sshort_fn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)10*1fd5a2e1SPrashanth Swaminathan static void cls_ret_sshort_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
11*1fd5a2e1SPrashanth Swaminathan 			      void* userdata __UNUSED__)
12*1fd5a2e1SPrashanth Swaminathan {
13*1fd5a2e1SPrashanth Swaminathan   *(ffi_arg*)resp = *(signed short *)args[0];
14*1fd5a2e1SPrashanth Swaminathan   printf("%d: %d\n",*(signed short *)args[0],
15*1fd5a2e1SPrashanth Swaminathan 	 (int)*(ffi_arg *)(resp));
16*1fd5a2e1SPrashanth Swaminathan }
17*1fd5a2e1SPrashanth Swaminathan typedef signed short (*cls_ret_sshort)(signed short);
18*1fd5a2e1SPrashanth Swaminathan 
main(void)19*1fd5a2e1SPrashanth Swaminathan int main (void)
20*1fd5a2e1SPrashanth Swaminathan {
21*1fd5a2e1SPrashanth Swaminathan   ffi_cif cif;
22*1fd5a2e1SPrashanth Swaminathan   void *code;
23*1fd5a2e1SPrashanth Swaminathan   ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
24*1fd5a2e1SPrashanth Swaminathan   ffi_type * cl_arg_types[2];
25*1fd5a2e1SPrashanth Swaminathan   signed short res;
26*1fd5a2e1SPrashanth Swaminathan 
27*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[0] = &ffi_type_sshort;
28*1fd5a2e1SPrashanth Swaminathan   cl_arg_types[1] = NULL;
29*1fd5a2e1SPrashanth Swaminathan 
30*1fd5a2e1SPrashanth Swaminathan   /* Initialize the cif */
31*1fd5a2e1SPrashanth Swaminathan   CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
32*1fd5a2e1SPrashanth Swaminathan 		     &ffi_type_sshort, cl_arg_types) == FFI_OK);
33*1fd5a2e1SPrashanth Swaminathan 
34*1fd5a2e1SPrashanth Swaminathan   CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_sshort_fn, NULL, code)  == FFI_OK);
35*1fd5a2e1SPrashanth Swaminathan 
36*1fd5a2e1SPrashanth Swaminathan   res = (*((cls_ret_sshort)code))(255);
37*1fd5a2e1SPrashanth Swaminathan   /* { dg-output "255: 255" } */
38*1fd5a2e1SPrashanth Swaminathan   printf("res: %d\n",res);
39*1fd5a2e1SPrashanth Swaminathan   /* { dg-output "\nres: 255" } */
40*1fd5a2e1SPrashanth Swaminathan 
41*1fd5a2e1SPrashanth Swaminathan   exit(0);
42*1fd5a2e1SPrashanth Swaminathan }
43