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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [cls_20byte.c] - Rev 750
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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_20byte { double a; double b; int c; } cls_struct_20byte; cls_struct_20byte cls_struct_20byte_fn(struct cls_struct_20byte a1, struct cls_struct_20byte a2) { struct cls_struct_20byte result; result.a = a1.a + a2.a; result.b = a1.b + a2.b; result.c = a1.c + a2.c; printf("%g %g %d %g %g %d: %g %g %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c); return result; } static void cls_struct_20byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__) { struct cls_struct_20byte a1, a2; a1 = *(struct cls_struct_20byte*)(args[0]); a2 = *(struct cls_struct_20byte*)(args[1]); *(cls_struct_20byte*)resp = cls_struct_20byte_fn(a1, a2); } 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_20byte g_dbl = { 1.0, 2.0, 3 }; struct cls_struct_20byte f_dbl = { 4.0, 5.0, 7 }; struct cls_struct_20byte 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] = 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] = &g_dbl; args_dbl[1] = &f_dbl; args_dbl[2] = NULL; ffi_call(&cif, FFI_FN(cls_struct_20byte_fn), &res_dbl, args_dbl); /* { dg-output "1 2 3 4 5 7: 5 7 10" } */ printf("res: %g %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c); /* { dg-output "\nres: 5 7 10" } */ CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_20byte_gn, NULL, code) == FFI_OK); res_dbl = ((cls_struct_20byte(*)(cls_struct_20byte, cls_struct_20byte))(code))(g_dbl, f_dbl); /* { dg-output "\n1 2 3 4 5 7: 5 7 10" } */ printf("res: %g %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c); /* { dg-output "\nres: 5 7 10" } */ exit(0); }
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