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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [cls_6byte.c] - Rev 758
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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_6byte { unsigned short a; unsigned short b; unsigned char c; unsigned char d; } cls_struct_6byte; cls_struct_6byte cls_struct_6byte_fn(struct cls_struct_6byte a1, struct cls_struct_6byte a2) { struct cls_struct_6byte result; result.a = a1.a + a2.a; result.b = a1.b + a2.b; result.c = a1.c + a2.c; result.d = a1.d + a2.d; printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d, a2.a, a2.b, a2.c, a2.d, result.a, result.b, result.c, result.d); return result; } static void cls_struct_6byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__) { struct cls_struct_6byte a1, a2; a1 = *(struct cls_struct_6byte*)(args[0]); a2 = *(struct cls_struct_6byte*)(args[1]); *(cls_struct_6byte*)resp = cls_struct_6byte_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[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_6byte g_dbl = { 127, 120, 1, 128 }; struct cls_struct_6byte f_dbl = { 12, 128, 9, 127 }; struct cls_struct_6byte res_dbl; cls_struct_fields[0] = &ffi_type_ushort; cls_struct_fields[1] = &ffi_type_ushort; cls_struct_fields[2] = &ffi_type_uchar; cls_struct_fields[3] = &ffi_type_uchar; cls_struct_fields[4] = 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_6byte_fn), &res_dbl, args_dbl); /* { dg-output "127 120 1 128 12 128 9 127: 139 248 10 255" } */ printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); /* { dg-output "\nres: 139 248 10 255" } */ CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_6byte_gn, NULL, code) == FFI_OK); res_dbl = ((cls_struct_6byte(*)(cls_struct_6byte, cls_struct_6byte))(code))(g_dbl, f_dbl); /* { dg-output "\n127 120 1 128 12 128 9 127: 139 248 10 255" } */ printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); /* { dg-output "\nres: 139 248 10 255" } */ exit(0); }
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