Retro68/gcc/libffi/testsuite/libffi.call/closure_simple.c
2015-08-28 17:33:40 +02:00

56 lines
1.4 KiB
C

/* Area: closure_call
Purpose: Check simple closure handling with all ABIs
Limitations: none.
PR: none.
Originator: <twalljava@dev.java.net> */
/* { dg-do run } */
#include "ffitest.h"
static void
closure_test(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata)
{
*(ffi_arg*)resp =
(int)*(int *)args[0] + (int)(*(int *)args[1])
+ (int)(*(int *)args[2]) + (int)(*(int *)args[3])
+ (int)(intptr_t)userdata;
printf("%d %d %d %d: %d\n",
(int)*(int *)args[0], (int)(*(int *)args[1]),
(int)(*(int *)args[2]), (int)(*(int *)args[3]),
(int)*(ffi_arg *)resp);
}
typedef int (ABI_ATTR *closure_test_type0)(int, int, int, int);
int main (void)
{
ffi_cif cif;
void *code;
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
ffi_type * cl_arg_types[17];
int res;
cl_arg_types[0] = &ffi_type_uint;
cl_arg_types[1] = &ffi_type_uint;
cl_arg_types[2] = &ffi_type_uint;
cl_arg_types[3] = &ffi_type_uint;
cl_arg_types[4] = NULL;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, ABI_NUM, 4,
&ffi_type_sint, cl_arg_types) == FFI_OK);
CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test,
(void *) 3 /* userdata */, code) == FFI_OK);
res = (*(closure_test_type0)code)(0, 1, 2, 3);
/* { dg-output "0 1 2 3: 9" } */
printf("res: %d\n",res);
/* { dg-output "\nres: 9" } */
exit(0);
}