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 10*1fd5a2e1SPrashanth Swaminathan typedef struct 11*1fd5a2e1SPrashanth Swaminathan { 12*1fd5a2e1SPrashanth Swaminathan unsigned ui1; 13*1fd5a2e1SPrashanth Swaminathan unsigned ui2; 14*1fd5a2e1SPrashanth Swaminathan unsigned ui3; 15*1fd5a2e1SPrashanth Swaminathan } test_structure_4; 16*1fd5a2e1SPrashanth Swaminathan struct4(test_structure_4 ts)17*1fd5a2e1SPrashanth Swaminathanstatic test_structure_4 ABI_ATTR struct4(test_structure_4 ts) 18*1fd5a2e1SPrashanth Swaminathan { 19*1fd5a2e1SPrashanth Swaminathan ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3; 20*1fd5a2e1SPrashanth Swaminathan 21*1fd5a2e1SPrashanth Swaminathan return ts; 22*1fd5a2e1SPrashanth Swaminathan } 23*1fd5a2e1SPrashanth Swaminathan main(void)24*1fd5a2e1SPrashanth Swaminathanint main (void) 25*1fd5a2e1SPrashanth Swaminathan { 26*1fd5a2e1SPrashanth Swaminathan ffi_cif cif; 27*1fd5a2e1SPrashanth Swaminathan ffi_type *args[MAX_ARGS]; 28*1fd5a2e1SPrashanth Swaminathan void *values[MAX_ARGS]; 29*1fd5a2e1SPrashanth Swaminathan ffi_type ts4_type; 30*1fd5a2e1SPrashanth Swaminathan ffi_type *ts4_type_elements[4]; 31*1fd5a2e1SPrashanth Swaminathan 32*1fd5a2e1SPrashanth Swaminathan test_structure_4 ts4_arg; 33*1fd5a2e1SPrashanth Swaminathan 34*1fd5a2e1SPrashanth Swaminathan /* This is a hack to get a properly aligned result buffer */ 35*1fd5a2e1SPrashanth Swaminathan test_structure_4 *ts4_result = 36*1fd5a2e1SPrashanth Swaminathan (test_structure_4 *) malloc (sizeof(test_structure_4)); 37*1fd5a2e1SPrashanth Swaminathan 38*1fd5a2e1SPrashanth Swaminathan ts4_type.size = 0; 39*1fd5a2e1SPrashanth Swaminathan ts4_type.alignment = 0; 40*1fd5a2e1SPrashanth Swaminathan ts4_type.type = FFI_TYPE_STRUCT; 41*1fd5a2e1SPrashanth Swaminathan ts4_type.elements = ts4_type_elements; 42*1fd5a2e1SPrashanth Swaminathan ts4_type_elements[0] = &ffi_type_uint; 43*1fd5a2e1SPrashanth Swaminathan ts4_type_elements[1] = &ffi_type_uint; 44*1fd5a2e1SPrashanth Swaminathan ts4_type_elements[2] = &ffi_type_uint; 45*1fd5a2e1SPrashanth Swaminathan ts4_type_elements[3] = NULL; 46*1fd5a2e1SPrashanth Swaminathan 47*1fd5a2e1SPrashanth Swaminathan args[0] = &ts4_type; 48*1fd5a2e1SPrashanth Swaminathan values[0] = &ts4_arg; 49*1fd5a2e1SPrashanth Swaminathan 50*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */ 51*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, ABI_NUM, 1, &ts4_type, args) == FFI_OK); 52*1fd5a2e1SPrashanth Swaminathan 53*1fd5a2e1SPrashanth Swaminathan ts4_arg.ui1 = 2; 54*1fd5a2e1SPrashanth Swaminathan ts4_arg.ui2 = 3; 55*1fd5a2e1SPrashanth Swaminathan ts4_arg.ui3 = 4; 56*1fd5a2e1SPrashanth Swaminathan 57*1fd5a2e1SPrashanth Swaminathan ffi_call (&cif, FFI_FN(struct4), ts4_result, values); 58*1fd5a2e1SPrashanth Swaminathan 59*1fd5a2e1SPrashanth Swaminathan CHECK(ts4_result->ui3 == 2U * 3U * 4U); 60*1fd5a2e1SPrashanth Swaminathan 61*1fd5a2e1SPrashanth Swaminathan 62*1fd5a2e1SPrashanth Swaminathan free (ts4_result); 63*1fd5a2e1SPrashanth Swaminathan exit(0); 64*1fd5a2e1SPrashanth Swaminathan } 65