ยปCore Development>Code coverage>Modules/_ctypes/libffi/testsuite/libffi.call/cls_5byte.c

Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/cls_5byte.c

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1n/a/* Area: ffi_call, closure_call
2n/a Purpose: Check structure passing with different structure size.
3n/a Depending on the ABI. Check overlapping.
4n/a Limitations: none.
5n/a PR: none.
6n/a Originator: <andreast@gcc.gnu.org> 20030828 */
7n/a
8n/a/* { dg-do run } */
9n/a#include "ffitest.h"
10n/a
11n/atypedef struct cls_struct_5byte {
12n/a unsigned short a;
13n/a unsigned short b;
14n/a unsigned char c;
15n/a} cls_struct_5byte;
16n/a
17n/acls_struct_5byte cls_struct_5byte_fn(struct cls_struct_5byte a1,
18n/a struct cls_struct_5byte a2)
19n/a{
20n/a struct cls_struct_5byte result;
21n/a
22n/a result.a = a1.a + a2.a;
23n/a result.b = a1.b + a2.b;
24n/a result.c = a1.c + a2.c;
25n/a
26n/a printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c,
27n/a a2.a, a2.b, a2.c,
28n/a result.a, result.b, result.c);
29n/a
30n/a return result;
31n/a}
32n/a
33n/astatic void
34n/acls_struct_5byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
35n/a void* userdata __UNUSED__)
36n/a{
37n/a
38n/a struct cls_struct_5byte a1, a2;
39n/a
40n/a a1 = *(struct cls_struct_5byte*)(args[0]);
41n/a a2 = *(struct cls_struct_5byte*)(args[1]);
42n/a
43n/a *(cls_struct_5byte*)resp = cls_struct_5byte_fn(a1, a2);
44n/a}
45n/a
46n/aint main (void)
47n/a{
48n/a ffi_cif cif;
49n/a void *code;
50n/a ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
51n/a void* args_dbl[5];
52n/a ffi_type* cls_struct_fields[4];
53n/a ffi_type cls_struct_type;
54n/a ffi_type* dbl_arg_types[5];
55n/a
56n/a struct cls_struct_5byte g_dbl = { 127, 120, 1 };
57n/a struct cls_struct_5byte f_dbl = { 12, 128, 9 };
58n/a struct cls_struct_5byte res_dbl = { 0, 0, 0 };
59n/a
60n/a cls_struct_type.size = 0;
61n/a cls_struct_type.alignment = 0;
62n/a cls_struct_type.type = FFI_TYPE_STRUCT;
63n/a cls_struct_type.elements = cls_struct_fields;
64n/a
65n/a cls_struct_fields[0] = &ffi_type_ushort;
66n/a cls_struct_fields[1] = &ffi_type_ushort;
67n/a cls_struct_fields[2] = &ffi_type_uchar;
68n/a cls_struct_fields[3] = NULL;
69n/a
70n/a dbl_arg_types[0] = &cls_struct_type;
71n/a dbl_arg_types[1] = &cls_struct_type;
72n/a dbl_arg_types[2] = NULL;
73n/a
74n/a CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
75n/a dbl_arg_types) == FFI_OK);
76n/a
77n/a args_dbl[0] = &g_dbl;
78n/a args_dbl[1] = &f_dbl;
79n/a args_dbl[2] = NULL;
80n/a
81n/a ffi_call(&cif, FFI_FN(cls_struct_5byte_fn), &res_dbl, args_dbl);
82n/a /* { dg-output "127 120 1 12 128 9: 139 248 10" } */
83n/a printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
84n/a /* { dg-output "\nres: 139 248 10" } */
85n/a
86n/a res_dbl.a = 0;
87n/a res_dbl.b = 0;
88n/a res_dbl.c = 0;
89n/a
90n/a CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_5byte_gn, NULL, code) == FFI_OK);
91n/a
92n/a res_dbl = ((cls_struct_5byte(*)(cls_struct_5byte, cls_struct_5byte))(code))(g_dbl, f_dbl);
93n/a /* { dg-output "\n127 120 1 12 128 9: 139 248 10" } */
94n/a printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
95n/a /* { dg-output "\nres: 139 248 10" } */
96n/a
97n/a exit(0);
98n/a}