ยปCore Development>Code coverage>Modules/_ctypes/libffi/testsuite/libffi.call/cls_align_uint64.c

Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/cls_align_uint64.c

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1n/a/* Area: ffi_call, closure_call
2n/a Purpose: Check structure alignment of uint64.
3n/a Limitations: none.
4n/a PR: none.
5n/a Originator: <hos@tamanegi.org> 20031203 */
6n/a
7n/a
8n/a/* { dg-do run } */
9n/a/* { dg-options "-Wno-format" { target alpha*-dec-osf* } } */
10n/a#include "ffitest.h"
11n/a
12n/atypedef struct cls_struct_align {
13n/a unsigned char a;
14n/a unsigned long long b;
15n/a unsigned char c;
16n/a} cls_struct_align;
17n/a
18n/acls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
19n/a struct cls_struct_align a2)
20n/a{
21n/a struct cls_struct_align result;
22n/a
23n/a result.a = a1.a + a2.a;
24n/a result.b = a1.b + a2.b;
25n/a result.c = a1.c + a2.c;
26n/a
27n/a printf("%d %" PRIdLL " %d %d %" PRIdLL " %d: %d %" PRIdLL " %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
28n/a
29n/a return result;
30n/a}
31n/a
32n/astatic void
33n/acls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
34n/a void* userdata __UNUSED__)
35n/a{
36n/a
37n/a struct cls_struct_align a1, a2;
38n/a
39n/a a1 = *(struct cls_struct_align*)(args[0]);
40n/a a2 = *(struct cls_struct_align*)(args[1]);
41n/a
42n/a *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
43n/a}
44n/a
45n/aint main (void)
46n/a{
47n/a ffi_cif cif;
48n/a void *code;
49n/a ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
50n/a void* args_dbl[5];
51n/a ffi_type* cls_struct_fields[4];
52n/a ffi_type cls_struct_type;
53n/a ffi_type* dbl_arg_types[5];
54n/a
55n/a struct cls_struct_align g_dbl = { 12, 4951, 127 };
56n/a struct cls_struct_align f_dbl = { 1, 9320, 13 };
57n/a struct cls_struct_align res_dbl;
58n/a
59n/a cls_struct_type.size = 0;
60n/a cls_struct_type.alignment = 0;
61n/a cls_struct_type.type = FFI_TYPE_STRUCT;
62n/a cls_struct_type.elements = cls_struct_fields;
63n/a
64n/a cls_struct_fields[0] = &ffi_type_uchar;
65n/a cls_struct_fields[1] = &ffi_type_uint64;
66n/a cls_struct_fields[2] = &ffi_type_uchar;
67n/a cls_struct_fields[3] = NULL;
68n/a
69n/a dbl_arg_types[0] = &cls_struct_type;
70n/a dbl_arg_types[1] = &cls_struct_type;
71n/a dbl_arg_types[2] = NULL;
72n/a
73n/a CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
74n/a dbl_arg_types) == FFI_OK);
75n/a
76n/a args_dbl[0] = &g_dbl;
77n/a args_dbl[1] = &f_dbl;
78n/a args_dbl[2] = NULL;
79n/a
80n/a ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
81n/a /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
82n/a printf("res: %d %" PRIdLL " %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
83n/a /* { dg-output "\nres: 13 14271 140" } */
84n/a
85n/a CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);
86n/a
87n/a res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl);
88n/a /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
89n/a printf("res: %d %" PRIdLL " %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
90n/a /* { dg-output "\nres: 13 14271 140" } */
91n/a
92n/a exit(0);
93n/a}