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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [nested_struct.c] - Rev 750
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/* Area: ffi_call, closure_call Purpose: Check structure passing with different structure size. Contains structs as parameter of the struct itself. Limitations: none. PR: none. Originator: <andreast@gcc.gnu.org> 20030828 */ /* { dg-do run } */ #include "ffitest.h" typedef struct cls_struct_16byte1 { double a; float b; int c; } cls_struct_16byte1; typedef struct cls_struct_16byte2 { int ii; double dd; float ff; } cls_struct_16byte2; typedef struct cls_struct_combined { cls_struct_16byte1 d; cls_struct_16byte2 e; } cls_struct_combined; cls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0, struct cls_struct_16byte2 b1, struct cls_struct_combined b2) { struct cls_struct_combined result; result.d.a = b0.a + b1.dd + b2.d.a; result.d.b = b0.b + b1.ff + b2.d.b; result.d.c = b0.c + b1.ii + b2.d.c; result.e.ii = b0.c + b1.ii + b2.e.ii; result.e.dd = b0.a + b1.dd + b2.e.dd; result.e.ff = b0.b + b1.ff + b2.e.ff; printf("%g %g %d %d %g %g %g %g %d %d %g %g: %g %g %d %d %g %g\n", b0.a, b0.b, b0.c, b1.ii, b1.dd, b1.ff, b2.d.a, b2.d.b, b2.d.c, b2.e.ii, b2.e.dd, b2.e.ff, result.d.a, result.d.b, result.d.c, result.e.ii, result.e.dd, result.e.ff); return result; } static void cls_struct_combined_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__) { struct cls_struct_16byte1 b0; struct cls_struct_16byte2 b1; struct cls_struct_combined b2; b0 = *(struct cls_struct_16byte1*)(args[0]); b1 = *(struct cls_struct_16byte2*)(args[1]); b2 = *(struct cls_struct_combined*)(args[2]); *(cls_struct_combined*)resp = cls_struct_combined_fn(b0, 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[5]; ffi_type* cls_struct_fields1[5]; ffi_type* cls_struct_fields2[5]; ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2; 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; cls_struct_type1.size = 0; cls_struct_type1.alignment = 0; cls_struct_type1.type = FFI_TYPE_STRUCT; cls_struct_type1.elements = cls_struct_fields1; cls_struct_type2.size = 0; cls_struct_type2.alignment = 0; cls_struct_type2.type = FFI_TYPE_STRUCT; cls_struct_type2.elements = cls_struct_fields2; struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6}; struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0}; struct cls_struct_combined g_dbl = {{4.0, 5.0, 6}, {3, 1.0, 8.0}}; struct cls_struct_combined res_dbl; cls_struct_fields[0] = &ffi_type_double; cls_struct_fields[1] = &ffi_type_float; cls_struct_fields[2] = &ffi_type_sint; cls_struct_fields[3] = NULL; cls_struct_fields1[0] = &ffi_type_sint; cls_struct_fields1[1] = &ffi_type_double; cls_struct_fields1[2] = &ffi_type_float; cls_struct_fields1[3] = NULL; cls_struct_fields2[0] = &cls_struct_type; cls_struct_fields2[1] = &cls_struct_type1; cls_struct_fields2[2] = NULL; dbl_arg_types[0] = &cls_struct_type; dbl_arg_types[1] = &cls_struct_type1; dbl_arg_types[2] = &cls_struct_type2; dbl_arg_types[3] = NULL; CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3, &cls_struct_type2, dbl_arg_types) == FFI_OK); args_dbl[0] = &e_dbl; args_dbl[1] = &f_dbl; args_dbl[2] = &g_dbl; args_dbl[3] = NULL; ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl); /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */ CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a)); CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b)); CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c)); CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii)); CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd)); CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff)); CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_combined_gn, NULL, code) == FFI_OK); res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1, cls_struct_16byte2, cls_struct_combined)) (code))(e_dbl, f_dbl, g_dbl); /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */ CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a)); CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b)); CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c)); CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii)); CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd)); CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff)); exit(0); }
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