1 /* Area: closure_call 2 Purpose: Check return value float. 3 Limitations: none. 4 PR: 41908. 5 Originator: <rfm (at) gnu.org> 20091102 */ 6 7 /* { dg-do run } */ 8 #include "ffitest.h" 9 10 typedef struct cls_struct_combined { 11 float a; 12 float b; 13 float c; 14 float d; 15 } cls_struct_combined; 16 17 void cls_struct_combined_fn(struct cls_struct_combined arg) 18 { 19 printf("%g %g %g %g\n", 20 arg.a, arg.b, 21 arg.c, arg.d); 22 fflush(stdout); 23 } 24 25 static void 26 cls_struct_combined_gn(ffi_cif* cif __UNUSED__, void* resp __UNUSED__, 27 void** args, void* userdata __UNUSED__) 28 { 29 struct cls_struct_combined a0; 30 31 a0 = *(struct cls_struct_combined*)(args[0]); 32 33 cls_struct_combined_fn(a0); 34 } 35 36 37 int main (void) 38 { 39 ffi_cif cif; 40 void *code; 41 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); 42 ffi_type* cls_struct_fields0[5]; 43 ffi_type cls_struct_type0; 44 ffi_type* dbl_arg_types[5]; 45 46 struct cls_struct_combined g_dbl = {4.0, 5.0, 1.0, 8.0}; 47 48 cls_struct_type0.size = 0; 49 cls_struct_type0.alignment = 0; 50 cls_struct_type0.type = FFI_TYPE_STRUCT; 51 cls_struct_type0.elements = cls_struct_fields0; 52 53 cls_struct_fields0[0] = &ffi_type_float; 54 cls_struct_fields0[1] = &ffi_type_float; 55 cls_struct_fields0[2] = &ffi_type_float; 56 cls_struct_fields0[3] = &ffi_type_float; 57 cls_struct_fields0[4] = NULL; 58 59 dbl_arg_types[0] = &cls_struct_type0; 60 dbl_arg_types[1] = NULL; 61 62 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ffi_type_void, 63 dbl_arg_types) == FFI_OK); 64 65 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_combined_gn, NULL, code) == FFI_OK); 66 67 ((void(*)(cls_struct_combined)) (code))(g_dbl); 68 /* { dg-output "4 5 1 8" } */ 69 exit(0); 70 } 71