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- /* Area: ffi_call, closure_call
- Purpose: Check structure passing with different structure size.
- Limitations: none.
- PR: none.
- Originator: <andreast@gcc.gnu.org> 20030828 */
- /* { dg-do run } */
- #include "ffitest.h"
- typedef struct cls_struct_12byte {
- int a;
- int b;
- int c;
- } cls_struct_12byte;
- cls_struct_12byte cls_struct_12byte_fn(struct cls_struct_12byte b1,
- struct cls_struct_12byte b2)
- {
- struct cls_struct_12byte result;
- result.a = b1.a + b2.a;
- result.b = b1.b + b2.b;
- result.c = b1.c + b2.c;
- printf("%d %d %d %d %d %d: %d %d %d\n", b1.a, b1.b, b1.c, b2.a, b2.b, b2.c,
- result.a, result.b, result.c);
- return result;
- }
- static void cls_struct_12byte_gn(ffi_cif* cif __UNUSED__, void* resp,
- void** args , void* userdata __UNUSED__)
- {
- struct cls_struct_12byte b1, b2;
- b1 = *(struct cls_struct_12byte*)(args[0]);
- b2 = *(struct cls_struct_12byte*)(args[1]);
- *(cls_struct_12byte*)resp = cls_struct_12byte_fn(b1, b2);
- }
- 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[4];
- ffi_type cls_struct_type;
- ffi_type* dbl_arg_types[5];
- struct cls_struct_12byte h_dbl = { 7, 4, 9 };
- struct cls_struct_12byte j_dbl = { 1, 5, 3 };
- struct cls_struct_12byte res_dbl;
- cls_struct_type.size = 0;
- cls_struct_type.alignment = 0;
- cls_struct_type.type = FFI_TYPE_STRUCT;
- cls_struct_type.elements = cls_struct_fields;
- cls_struct_fields[0] = &ffi_type_sint;
- cls_struct_fields[1] = &ffi_type_sint;
- cls_struct_fields[2] = &ffi_type_sint;
- cls_struct_fields[3] = NULL;
- dbl_arg_types[0] = &cls_struct_type;
- dbl_arg_types[1] = &cls_struct_type;
- dbl_arg_types[2] = NULL;
- CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
- dbl_arg_types) == FFI_OK);
- args_dbl[0] = &h_dbl;
- args_dbl[1] = &j_dbl;
- args_dbl[2] = NULL;
- ffi_call(&cif, FFI_FN(cls_struct_12byte_fn), &res_dbl, args_dbl);
- /* { dg-output "7 4 9 1 5 3: 8 9 12" } */
- printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
- /* { dg-output "\nres: 8 9 12" } */
- CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_12byte_gn, NULL, code) == FFI_OK);
- res_dbl.a = 0;
- res_dbl.b = 0;
- res_dbl.c = 0;
- res_dbl = ((cls_struct_12byte(*)(cls_struct_12byte, cls_struct_12byte))(code))(h_dbl, j_dbl);
- /* { dg-output "\n7 4 9 1 5 3: 8 9 12" } */
- printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
- /* { dg-output "\nres: 8 9 12" } */
- exit(0);
- }
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