Hash :
eb244724
Author :
Date :
2021-07-16T14:33:04
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/* Area: ffi_call, closure_call
Purpose: Check passing of multiple unsigned short values.
Limitations: none.
PR: PR13221.
Originator: <andreast@gcc.gnu.org> 20031129 */
/* { dg-do run } */
#include "ffitest.h"
static unsigned short test_func_fn(unsigned short a1, unsigned short a2)
{
unsigned short result;
result = a1 + a2;
printf("%d %d: %d\n", a1, a2, result);
CHECK(a1 == 2);
CHECK(a2 == 32765);
CHECK(result == 32767);
return result;
}
static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
void *data __UNUSED__)
{
unsigned short a1, a2;
a1 = *(unsigned short *)avals[0];
a2 = *(unsigned short *)avals[1];
*(ffi_arg *)rval = test_func_fn(a1, a2);
}
typedef unsigned short (*test_type)(unsigned short, unsigned short);
int main (void)
{
ffi_cif cif;
void *code;
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
void * args_dbl[3];
ffi_type * cl_arg_types[3];
ffi_arg res_call;
unsigned short a, b, res_closure;
a = 2;
b = 32765;
args_dbl[0] = &a;
args_dbl[1] = &b;
args_dbl[2] = NULL;
cl_arg_types[0] = &ffi_type_ushort;
cl_arg_types[1] = &ffi_type_ushort;
cl_arg_types[2] = NULL;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
&ffi_type_ushort, cl_arg_types) == FFI_OK);
ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
/* { dg-output "2 32765: 32767" } */
printf("res: %d\n", (unsigned short)res_call);
/* { dg-output "\nres: 32767" } */
CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK);
res_closure = (*((test_type)code))(2, 32765);
/* { dg-output "\n2 32765: 32767" } */
printf("res: %d\n", res_closure);
/* { dg-output "\nres: 32767" } */
CHECK(res_closure == 32767);
exit(0);
}