ยปCore Development>Code coverage>Modules/_ctypes/libffi/testsuite/libffi.call/cls_7byte.c

Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/cls_7byte.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_7byte {
12n/a unsigned short a;
13n/a unsigned short b;
14n/a unsigned char c;
15n/a unsigned short d;
16n/a} cls_struct_7byte;
17n/a
18n/acls_struct_7byte cls_struct_7byte_fn(struct cls_struct_7byte a1,
19n/a struct cls_struct_7byte a2)
20n/a{
21n/a struct cls_struct_7byte 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 result.d = a1.d + a2.d;
27n/a
28n/a printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d,
29n/a a2.a, a2.b, a2.c, a2.d,
30n/a result.a, result.b, result.c, result.d);
31n/a
32n/a return result;
33n/a}
34n/a
35n/astatic void
36n/acls_struct_7byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
37n/a void* userdata __UNUSED__)
38n/a{
39n/a
40n/a struct cls_struct_7byte a1, a2;
41n/a
42n/a a1 = *(struct cls_struct_7byte*)(args[0]);
43n/a a2 = *(struct cls_struct_7byte*)(args[1]);
44n/a
45n/a *(cls_struct_7byte*)resp = cls_struct_7byte_fn(a1, a2);
46n/a}
47n/a
48n/aint main (void)
49n/a{
50n/a ffi_cif cif;
51n/a void *code;
52n/a ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
53n/a void* args_dbl[5];
54n/a ffi_type* cls_struct_fields[5];
55n/a ffi_type cls_struct_type;
56n/a ffi_type* dbl_arg_types[5];
57n/a
58n/a struct cls_struct_7byte g_dbl = { 127, 120, 1, 254 };
59n/a struct cls_struct_7byte f_dbl = { 12, 128, 9, 255 };
60n/a struct cls_struct_7byte res_dbl;
61n/a
62n/a cls_struct_type.size = 0;
63n/a cls_struct_type.alignment = 0;
64n/a cls_struct_type.type = FFI_TYPE_STRUCT;
65n/a cls_struct_type.elements = cls_struct_fields;
66n/a
67n/a cls_struct_fields[0] = &ffi_type_ushort;
68n/a cls_struct_fields[1] = &ffi_type_ushort;
69n/a cls_struct_fields[2] = &ffi_type_uchar;
70n/a cls_struct_fields[3] = &ffi_type_ushort;
71n/a cls_struct_fields[4] = NULL;
72n/a
73n/a dbl_arg_types[0] = &cls_struct_type;
74n/a dbl_arg_types[1] = &cls_struct_type;
75n/a dbl_arg_types[2] = NULL;
76n/a
77n/a CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
78n/a dbl_arg_types) == FFI_OK);
79n/a
80n/a args_dbl[0] = &g_dbl;
81n/a args_dbl[1] = &f_dbl;
82n/a args_dbl[2] = NULL;
83n/a
84n/a ffi_call(&cif, FFI_FN(cls_struct_7byte_fn), &res_dbl, args_dbl);
85n/a /* { dg-output "127 120 1 254 12 128 9 255: 139 248 10 509" } */
86n/a printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
87n/a /* { dg-output "\nres: 139 248 10 509" } */
88n/a
89n/a CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_7byte_gn, NULL, code) == FFI_OK);
90n/a
91n/a res_dbl = ((cls_struct_7byte(*)(cls_struct_7byte, cls_struct_7byte))(code))(g_dbl, f_dbl);
92n/a /* { dg-output "\n127 120 1 254 12 128 9 255: 139 248 10 509" } */
93n/a printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
94n/a /* { dg-output "\nres: 139 248 10 509" } */
95n/a
96n/a exit(0);
97n/a}