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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [cls_16byte.c] - Rev 783
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/* 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_16byte { int a; double b; int c; } cls_struct_16byte; cls_struct_16byte cls_struct_16byte_fn(struct cls_struct_16byte b1, struct cls_struct_16byte b2) { struct cls_struct_16byte result; result.a = b1.a + b2.a; result.b = b1.b + b2.b; result.c = b1.c + b2.c; printf("%d %g %d %d %g %d: %d %g %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_16byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__) { struct cls_struct_16byte b1, b2; b1 = *(struct cls_struct_16byte*)(args[0]); b2 = *(struct cls_struct_16byte*)(args[1]); *(cls_struct_16byte*)resp = cls_struct_16byte_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]; 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_16byte h_dbl = { 7, 8.0, 9 }; struct cls_struct_16byte j_dbl = { 1, 9.0, 3 }; struct cls_struct_16byte res_dbl; cls_struct_fields[0] = &ffi_type_sint; cls_struct_fields[1] = &ffi_type_double; 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_16byte_fn), &res_dbl, args_dbl); /* { dg-output "7 8 9 1 9 3: 8 17 12" } */ printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c); /* { dg-output "\nres: 8 17 12" } */ res_dbl.a = 0; res_dbl.b = 0.0; res_dbl.c = 0; CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_16byte_gn, NULL, code) == FFI_OK); res_dbl = ((cls_struct_16byte(*)(cls_struct_16byte, cls_struct_16byte))(code))(h_dbl, j_dbl); /* { dg-output "\n7 8 9 1 9 3: 8 17 12" } */ printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c); /* { dg-output "\nres: 8 17 12" } */ exit(0); }