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

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

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1n/a/* Area: ffi_call, closure_call
2n/a Purpose: Check structure passing with different structure size.
3n/a Contains structs as parameter of the struct itself.
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_16byte1 {
12n/a double a;
13n/a float b;
14n/a int c;
15n/a} cls_struct_16byte1;
16n/a
17n/atypedef struct cls_struct_16byte2 {
18n/a int ii;
19n/a double dd;
20n/a float ff;
21n/a} cls_struct_16byte2;
22n/a
23n/atypedef struct cls_struct_combined {
24n/a cls_struct_16byte1 d;
25n/a cls_struct_16byte2 e;
26n/a} cls_struct_combined;
27n/a
28n/acls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0,
29n/a struct cls_struct_16byte2 b1,
30n/a struct cls_struct_combined b2)
31n/a{
32n/a struct cls_struct_combined result;
33n/a
34n/a result.d.a = b0.a + b1.dd + b2.d.a;
35n/a result.d.b = b0.b + b1.ff + b2.d.b;
36n/a result.d.c = b0.c + b1.ii + b2.d.c;
37n/a result.e.ii = b0.c + b1.ii + b2.e.ii;
38n/a result.e.dd = b0.a + b1.dd + b2.e.dd;
39n/a result.e.ff = b0.b + b1.ff + b2.e.ff;
40n/a
41n/a printf("%g %g %d %d %g %g %g %g %d %d %g %g: %g %g %d %d %g %g\n",
42n/a b0.a, b0.b, b0.c,
43n/a b1.ii, b1.dd, b1.ff,
44n/a b2.d.a, b2.d.b, b2.d.c,
45n/a b2.e.ii, b2.e.dd, b2.e.ff,
46n/a result.d.a, result.d.b, result.d.c,
47n/a result.e.ii, result.e.dd, result.e.ff);
48n/a
49n/a return result;
50n/a}
51n/a
52n/astatic void
53n/acls_struct_combined_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
54n/a void* userdata __UNUSED__)
55n/a{
56n/a struct cls_struct_16byte1 b0;
57n/a struct cls_struct_16byte2 b1;
58n/a struct cls_struct_combined b2;
59n/a
60n/a b0 = *(struct cls_struct_16byte1*)(args[0]);
61n/a b1 = *(struct cls_struct_16byte2*)(args[1]);
62n/a b2 = *(struct cls_struct_combined*)(args[2]);
63n/a
64n/a
65n/a *(cls_struct_combined*)resp = cls_struct_combined_fn(b0, b1, b2);
66n/a}
67n/a
68n/aint main (void)
69n/a{
70n/a ffi_cif cif;
71n/a void *code;
72n/a ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
73n/a void* args_dbl[5];
74n/a ffi_type* cls_struct_fields[5];
75n/a ffi_type* cls_struct_fields1[5];
76n/a ffi_type* cls_struct_fields2[5];
77n/a ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
78n/a ffi_type* dbl_arg_types[5];
79n/a
80n/a struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6};
81n/a struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0};
82n/a struct cls_struct_combined g_dbl = {{4.0, 5.0, 6},
83n/a {3, 1.0, 8.0}};
84n/a struct cls_struct_combined res_dbl;
85n/a
86n/a cls_struct_type.size = 0;
87n/a cls_struct_type.alignment = 0;
88n/a cls_struct_type.type = FFI_TYPE_STRUCT;
89n/a cls_struct_type.elements = cls_struct_fields;
90n/a
91n/a cls_struct_type1.size = 0;
92n/a cls_struct_type1.alignment = 0;
93n/a cls_struct_type1.type = FFI_TYPE_STRUCT;
94n/a cls_struct_type1.elements = cls_struct_fields1;
95n/a
96n/a cls_struct_type2.size = 0;
97n/a cls_struct_type2.alignment = 0;
98n/a cls_struct_type2.type = FFI_TYPE_STRUCT;
99n/a cls_struct_type2.elements = cls_struct_fields2;
100n/a
101n/a cls_struct_fields[0] = &ffi_type_double;
102n/a cls_struct_fields[1] = &ffi_type_float;
103n/a cls_struct_fields[2] = &ffi_type_sint;
104n/a cls_struct_fields[3] = NULL;
105n/a
106n/a cls_struct_fields1[0] = &ffi_type_sint;
107n/a cls_struct_fields1[1] = &ffi_type_double;
108n/a cls_struct_fields1[2] = &ffi_type_float;
109n/a cls_struct_fields1[3] = NULL;
110n/a
111n/a cls_struct_fields2[0] = &cls_struct_type;
112n/a cls_struct_fields2[1] = &cls_struct_type1;
113n/a cls_struct_fields2[2] = NULL;
114n/a
115n/a
116n/a dbl_arg_types[0] = &cls_struct_type;
117n/a dbl_arg_types[1] = &cls_struct_type1;
118n/a dbl_arg_types[2] = &cls_struct_type2;
119n/a dbl_arg_types[3] = NULL;
120n/a
121n/a CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3, &cls_struct_type2,
122n/a dbl_arg_types) == FFI_OK);
123n/a
124n/a args_dbl[0] = &e_dbl;
125n/a args_dbl[1] = &f_dbl;
126n/a args_dbl[2] = &g_dbl;
127n/a args_dbl[3] = NULL;
128n/a
129n/a ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl);
130n/a /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */
131n/a CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
132n/a CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
133n/a CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
134n/a CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
135n/a CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
136n/a CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
137n/a
138n/a CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_combined_gn, NULL, code) == FFI_OK);
139n/a
140n/a res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1,
141n/a cls_struct_16byte2,
142n/a cls_struct_combined))
143n/a (code))(e_dbl, f_dbl, g_dbl);
144n/a /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */
145n/a CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
146n/a CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
147n/a CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
148n/a CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
149n/a CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
150n/a CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
151n/a exit(0);
152n/a}