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/* Area: ffi_call, closure_call
Purpose: Check passing of multiple signed short/char values.
Limitations: none.
PR: PR13221.
Originator: <andreast@gcc.gnu.org> 20031129 */
/* { dg-do run } */
#include "ffitest.h"
signed short test_func_fn(signed char a1, signed short a2,
signed char a3, signed short a4)
{
signed short result;
result = a1 + a2 + a3 + a4;
printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
return result;
}
static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
void *data __UNUSED__)
{
signed char a1, a3;
signed short a2, a4;
a1 = *(signed char *)avals[0];
a2 = *(signed short *)avals[1];
a3 = *(signed char *)avals[2];
a4 = *(signed short *)avals[3];
*(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
}
typedef signed short (*test_type)(signed char, signed short,
signed char, signed short);
int main (void)
{
ffi_cif cif;
#ifndef USING_MMAP
static ffi_closure cl;
#endif
ffi_closure *pcl;
void * args_dbl[5];
ffi_type * cl_arg_types[5];
ffi_arg res_call;
signed char a, c;
signed short b, d, res_closure;
#ifdef USING_MMAP
pcl = allocate_mmap (sizeof(ffi_closure));
#else
pcl = &cl;
#endif
a = 1;
b = 32765;
c = 127;
d = -128;
args_dbl[0] = &a;
args_dbl[1] = &b;
args_dbl[2] = &c;
args_dbl[3] = &d;
args_dbl[4] = NULL;
cl_arg_types[0] = &ffi_type_schar;
cl_arg_types[1] = &ffi_type_sshort;
cl_arg_types[2] = &ffi_type_schar;
cl_arg_types[3] = &ffi_type_sshort;
cl_arg_types[4] = NULL;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
&ffi_type_sshort, cl_arg_types) == FFI_OK);
ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
/* { dg-output "1 32765 127 -128: 32765" } */
printf("res: %d\n", (signed short)res_call);
/* { dg-output "\nres: 32765" } */
CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL) == FFI_OK);
res_closure = (*((test_type)pcl))(1, 32765, 127, -128);
/* { dg-output "\n1 32765 127 -128: 32765" } */
printf("res: %d\n", res_closure);
/* { dg-output "\nres: 32765" } */
exit(0);
}
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