1*1fd5a2e1SPrashanth Swaminathan /* Area: ffi_call 2*1fd5a2e1SPrashanth Swaminathan Purpose: Check structures. 3*1fd5a2e1SPrashanth Swaminathan Limitations: none. 4*1fd5a2e1SPrashanth Swaminathan PR: none. 5*1fd5a2e1SPrashanth Swaminathan Originator: From the original ffitest.c */ 6*1fd5a2e1SPrashanth Swaminathan 7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */ 8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h" 9*1fd5a2e1SPrashanth Swaminathan typedef struct 10*1fd5a2e1SPrashanth Swaminathan { 11*1fd5a2e1SPrashanth Swaminathan float f; 12*1fd5a2e1SPrashanth Swaminathan double d; 13*1fd5a2e1SPrashanth Swaminathan } test_structure_6; 14*1fd5a2e1SPrashanth Swaminathan struct6(test_structure_6 ts)15*1fd5a2e1SPrashanth Swaminathanstatic test_structure_6 ABI_ATTR struct6 (test_structure_6 ts) 16*1fd5a2e1SPrashanth Swaminathan { 17*1fd5a2e1SPrashanth Swaminathan ts.f += 1; 18*1fd5a2e1SPrashanth Swaminathan ts.d += 1; 19*1fd5a2e1SPrashanth Swaminathan 20*1fd5a2e1SPrashanth Swaminathan return ts; 21*1fd5a2e1SPrashanth Swaminathan } 22*1fd5a2e1SPrashanth Swaminathan main(void)23*1fd5a2e1SPrashanth Swaminathanint main (void) 24*1fd5a2e1SPrashanth Swaminathan { 25*1fd5a2e1SPrashanth Swaminathan ffi_cif cif; 26*1fd5a2e1SPrashanth Swaminathan ffi_type *args[MAX_ARGS]; 27*1fd5a2e1SPrashanth Swaminathan void *values[MAX_ARGS]; 28*1fd5a2e1SPrashanth Swaminathan ffi_type ts6_type; 29*1fd5a2e1SPrashanth Swaminathan ffi_type *ts6_type_elements[3]; 30*1fd5a2e1SPrashanth Swaminathan 31*1fd5a2e1SPrashanth Swaminathan test_structure_6 ts6_arg; 32*1fd5a2e1SPrashanth Swaminathan 33*1fd5a2e1SPrashanth Swaminathan /* This is a hack to get a properly aligned result buffer */ 34*1fd5a2e1SPrashanth Swaminathan test_structure_6 *ts6_result = 35*1fd5a2e1SPrashanth Swaminathan (test_structure_6 *) malloc (sizeof(test_structure_6)); 36*1fd5a2e1SPrashanth Swaminathan 37*1fd5a2e1SPrashanth Swaminathan ts6_type.size = 0; 38*1fd5a2e1SPrashanth Swaminathan ts6_type.alignment = 0; 39*1fd5a2e1SPrashanth Swaminathan ts6_type.type = FFI_TYPE_STRUCT; 40*1fd5a2e1SPrashanth Swaminathan ts6_type.elements = ts6_type_elements; 41*1fd5a2e1SPrashanth Swaminathan ts6_type_elements[0] = &ffi_type_float; 42*1fd5a2e1SPrashanth Swaminathan ts6_type_elements[1] = &ffi_type_double; 43*1fd5a2e1SPrashanth Swaminathan ts6_type_elements[2] = NULL; 44*1fd5a2e1SPrashanth Swaminathan 45*1fd5a2e1SPrashanth Swaminathan args[0] = &ts6_type; 46*1fd5a2e1SPrashanth Swaminathan values[0] = &ts6_arg; 47*1fd5a2e1SPrashanth Swaminathan 48*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */ 49*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, ABI_NUM, 1, &ts6_type, args) == FFI_OK); 50*1fd5a2e1SPrashanth Swaminathan 51*1fd5a2e1SPrashanth Swaminathan ts6_arg.f = 5.55f; 52*1fd5a2e1SPrashanth Swaminathan ts6_arg.d = 6.66; 53*1fd5a2e1SPrashanth Swaminathan 54*1fd5a2e1SPrashanth Swaminathan printf ("%g\n", ts6_arg.f); 55*1fd5a2e1SPrashanth Swaminathan printf ("%g\n", ts6_arg.d); 56*1fd5a2e1SPrashanth Swaminathan 57*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(struct6), ts6_result, values); 58*1fd5a2e1SPrashanth Swaminathan 59*1fd5a2e1SPrashanth Swaminathan CHECK(ts6_result->f == 5.55f + 1); 60*1fd5a2e1SPrashanth Swaminathan CHECK(ts6_result->d == 6.66 + 1); 61*1fd5a2e1SPrashanth Swaminathan 62*1fd5a2e1SPrashanth Swaminathan free (ts6_result); 63*1fd5a2e1SPrashanth Swaminathan exit(0); 64*1fd5a2e1SPrashanth Swaminathan } 65