mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-19 18:46:30 +00:00
68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
/* Area: ffi_call
|
|
Purpose: Check structures.
|
|
Limitations: none.
|
|
PR: none.
|
|
Originator: From the original ffitest.c */
|
|
|
|
/* { dg-do run } */
|
|
#include "ffitest.h"
|
|
|
|
typedef struct
|
|
{
|
|
double d1;
|
|
double d2;
|
|
} test_structure_2;
|
|
|
|
static test_structure_2 struct2(test_structure_2 ts)
|
|
{
|
|
ts.d1--;
|
|
ts.d2--;
|
|
|
|
return ts;
|
|
}
|
|
|
|
int main (void)
|
|
{
|
|
ffi_cif cif;
|
|
ffi_type *args[MAX_ARGS];
|
|
void *values[MAX_ARGS];
|
|
test_structure_2 ts2_arg;
|
|
ffi_type ts2_type;
|
|
ffi_type *ts2_type_elements[3];
|
|
ts2_type.size = 0;
|
|
ts2_type.alignment = 0;
|
|
ts2_type.type = FFI_TYPE_STRUCT;
|
|
ts2_type.elements = ts2_type_elements;
|
|
ts2_type_elements[0] = &ffi_type_double;
|
|
ts2_type_elements[1] = &ffi_type_double;
|
|
ts2_type_elements[2] = NULL;
|
|
|
|
|
|
/* This is a hack to get a properly aligned result buffer */
|
|
test_structure_2 *ts2_result =
|
|
(test_structure_2 *) malloc (sizeof(test_structure_2));
|
|
|
|
args[0] = &ts2_type;
|
|
values[0] = &ts2_arg;
|
|
|
|
/* Initialize the cif */
|
|
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts2_type, args) == FFI_OK);
|
|
|
|
ts2_arg.d1 = 5.55;
|
|
ts2_arg.d2 = 6.66;
|
|
|
|
printf ("%g\n", ts2_arg.d1);
|
|
printf ("%g\n", ts2_arg.d2);
|
|
|
|
ffi_call(&cif, FFI_FN(struct2), ts2_result, values);
|
|
|
|
printf ("%g\n", ts2_result->d1);
|
|
printf ("%g\n", ts2_result->d2);
|
|
|
|
CHECK(ts2_result->d1 == 5.55 - 1);
|
|
CHECK(ts2_result->d2 == 6.66 - 1);
|
|
|
|
free (ts2_result);
|
|
exit(0);
|
|
}
|