| /* Area: ffi_call, closure_call |
| Purpose: Check structure passing with different structure size. |
| Depending on the ABI. Check overlapping. |
| Limitations: none. |
| PR: none. |
| Originator: <andreast@gcc.gnu.org> 20030828 */ |
| |
| /* { dg-do run } */ |
| #include "ffitest.h" |
| |
| typedef struct cls_struct_24byte { |
| double a; |
| double b; |
| int c; |
| float d; |
| } cls_struct_24byte; |
| |
| cls_struct_24byte cls_struct_24byte_fn(struct cls_struct_24byte b0, |
| struct cls_struct_24byte b1, |
| struct cls_struct_24byte b2, |
| struct cls_struct_24byte b3) |
| { |
| struct cls_struct_24byte result; |
| |
| result.a = b0.a + b1.a + b2.a + b3.a; |
| result.b = b0.b + b1.b + b2.b + b3.b; |
| result.c = b0.c + b1.c + b2.c + b3.c; |
| result.d = b0.d + b1.d + b2.d + b3.d; |
| |
| printf("%g %g %d %g %g %g %d %g %g %g %d %g %g %g %d %g: %g %g %d %g\n", |
| b0.a, b0.b, b0.c, b0.d, |
| b1.a, b1.b, b1.c, b1.d, |
| b2.a, b2.b, b2.c, b2.d, |
| b3.a, b3.b, b3.c, b2.d, |
| result.a, result.b, result.c, result.d); |
| |
| return result; |
| } |
| |
| static void |
| cls_struct_24byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, |
| void* userdata __UNUSED__) |
| { |
| struct cls_struct_24byte b0, b1, b2, b3; |
| |
| b0 = *(struct cls_struct_24byte*)(args[0]); |
| b1 = *(struct cls_struct_24byte*)(args[1]); |
| b2 = *(struct cls_struct_24byte*)(args[2]); |
| b3 = *(struct cls_struct_24byte*)(args[3]); |
| |
| *(cls_struct_24byte*)resp = cls_struct_24byte_fn(b0, b1, b2, b3); |
| } |
| |
| int main (void) |
| { |
| ffi_cif cif; |
| void *code; |
| ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); |
| void* args_dbl[5]; |
| ffi_type* cls_struct_fields[5]; |
| ffi_type cls_struct_type; |
| ffi_type* dbl_arg_types[5]; |
| |
| cls_struct_type.size = 0; |
| cls_struct_type.alignment = 0; |
| cls_struct_type.type = FFI_TYPE_STRUCT; |
| cls_struct_type.elements = cls_struct_fields; |
| |
| struct cls_struct_24byte e_dbl = { 9.0, 2.0, 6, 5.0 }; |
| struct cls_struct_24byte f_dbl = { 1.0, 2.0, 3, 7.0 }; |
| struct cls_struct_24byte g_dbl = { 4.0, 5.0, 7, 9.0 }; |
| struct cls_struct_24byte h_dbl = { 8.0, 6.0, 1, 4.0 }; |
| struct cls_struct_24byte res_dbl; |
| |
| cls_struct_fields[0] = &ffi_type_double; |
| cls_struct_fields[1] = &ffi_type_double; |
| cls_struct_fields[2] = &ffi_type_sint; |
| cls_struct_fields[3] = &ffi_type_float; |
| cls_struct_fields[4] = NULL; |
| |
| dbl_arg_types[0] = &cls_struct_type; |
| dbl_arg_types[1] = &cls_struct_type; |
| dbl_arg_types[2] = &cls_struct_type; |
| dbl_arg_types[3] = &cls_struct_type; |
| dbl_arg_types[4] = NULL; |
| |
| CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type, |
| dbl_arg_types) == FFI_OK); |
| |
| args_dbl[0] = &e_dbl; |
| args_dbl[1] = &f_dbl; |
| args_dbl[2] = &g_dbl; |
| args_dbl[3] = &h_dbl; |
| args_dbl[4] = NULL; |
| |
| ffi_call(&cif, FFI_FN(cls_struct_24byte_fn), &res_dbl, args_dbl); |
| /* { dg-output "9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ |
| printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); |
| /* { dg-output "\nres: 22 15 17 25" } */ |
| |
| CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_24byte_gn, NULL, code) == FFI_OK); |
| |
| res_dbl = ((cls_struct_24byte(*)(cls_struct_24byte, |
| cls_struct_24byte, |
| cls_struct_24byte, |
| cls_struct_24byte)) |
| (code))(e_dbl, f_dbl, g_dbl, h_dbl); |
| /* { dg-output "\n9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ |
| printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); |
| /* { dg-output "\nres: 22 15 17 25" } */ |
| |
| exit(0); |
| } |