| /* 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; |
| void *code; |
| ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); |
| void * args_dbl[5]; |
| ffi_type * cl_arg_types[5]; |
| ffi_arg res_call; |
| signed char a, c; |
| signed short b, d, res_closure; |
| |
| 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_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK); |
| |
| res_closure = (*((test_type)code))(1, 32765, 127, -128); |
| /* { dg-output "\n1 32765 127 -128: 32765" } */ |
| printf("res: %d\n", res_closure); |
| /* { dg-output "\nres: 32765" } */ |
| |
| exit(0); |
| } |