/* Area: ffi_call, closure_call Purpose: Check passing of multiple signed char values. Limitations: none. PR: PR13221. Originator: 20031129 */ /* { dg-do run { xfail mips64*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */ #include "ffitest.h" signed char test_func_fn(signed char a1, signed char a2) { signed char result; result = a1 + a2; printf("%d %d: %d\n", a1, a2, result); return result; } static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals, void *data __UNUSED__) { signed char a1, a2; a1 = *(signed char *)avals[0]; a2 = *(signed char *)avals[1]; *(ffi_arg *)rval = test_func_fn(a1, a2); } typedef signed char (*test_type)(signed char, signed char); int main (void) { ffi_cif cif; #ifndef USING_MMAP static ffi_closure cl; #endif ffi_closure *pcl; void * args_dbl[3]; ffi_type * cl_arg_types[3]; ffi_arg res_call; signed char a, b, res_closure; #ifdef USING_MMAP pcl = allocate_mmap (sizeof(ffi_closure)); #else pcl = &cl; #endif a = 2; b = 125; args_dbl[0] = &a; args_dbl[1] = &b; args_dbl[2] = NULL; cl_arg_types[0] = &ffi_type_schar; cl_arg_types[1] = &ffi_type_schar; cl_arg_types[2] = NULL; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_schar, cl_arg_types) == FFI_OK); ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl); /* { dg-output "2 125: 127" } */ printf("res: %d\n", (signed char)res_call); /* { dg-output "\nres: 127" } */ CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL) == FFI_OK); res_closure = (*((test_type)pcl))(2, 125); /* { dg-output "\n2 125: 127" } */ printf("res: %d\n", res_closure); /* { dg-output "\nres: 127" } */ exit(0); }