Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/cls_6byte.c

#	count	content
1	n/a	/* Area: ffi_call, closure_call
2	n/a	Purpose: Check structure passing with different structure size.
3	n/a	Depending on the ABI. Check overlapping.
4	n/a	Limitations: none.
5	n/a	PR: none.
6	n/a	Originator: <andreast@gcc.gnu.org> 20030828 */
7	n/a
8	n/a
9	n/a	/* { dg-do run } */
10	n/a	#include "ffitest.h"
11	n/a
12	n/a	typedef struct cls_struct_6byte {
13	n/a	unsigned short a;
14	n/a	unsigned short b;
15	n/a	unsigned char c;
16	n/a	unsigned char d;
17	n/a	} cls_struct_6byte;
18	n/a
19	n/a	cls_struct_6byte cls_struct_6byte_fn(struct cls_struct_6byte a1,
20	n/a	struct cls_struct_6byte a2)
21	n/a	{
22	n/a	struct cls_struct_6byte result;
23	n/a
24	n/a	result.a = a1.a + a2.a;
25	n/a	result.b = a1.b + a2.b;
26	n/a	result.c = a1.c + a2.c;
27	n/a	result.d = a1.d + a2.d;
28	n/a
29	n/a	printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d,
30	n/a	a2.a, a2.b, a2.c, a2.d,
31	n/a	result.a, result.b, result.c, result.d);
32	n/a
33	n/a	return result;
34	n/a	}
35	n/a
36	n/a	static void
37	n/a	cls_struct_6byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
38	n/a	void* userdata __UNUSED__)
39	n/a	{
40	n/a
41	n/a	struct cls_struct_6byte a1, a2;
42	n/a
43	n/a	a1 = (struct cls_struct_6byte)(args[0]);
44	n/a	a2 = (struct cls_struct_6byte)(args[1]);
45	n/a
46	n/a	(cls_struct_6byte)resp = cls_struct_6byte_fn(a1, a2);
47	n/a	}
48	n/a
49	n/a	int main (void)
50	n/a	{
51	n/a	ffi_cif cif;
52	n/a	void *code;
53	n/a	ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
54	n/a	void* args_dbl[5];
55	n/a	ffi_type* cls_struct_fields[5];
56	n/a	ffi_type cls_struct_type;
57	n/a	ffi_type* dbl_arg_types[5];
58	n/a
59	n/a	struct cls_struct_6byte g_dbl = { 127, 120, 1, 128 };
60	n/a	struct cls_struct_6byte f_dbl = { 12, 128, 9, 127 };
61	n/a	struct cls_struct_6byte res_dbl;
62	n/a
63	n/a	cls_struct_type.size = 0;
64	n/a	cls_struct_type.alignment = 0;
65	n/a	cls_struct_type.type = FFI_TYPE_STRUCT;
66	n/a	cls_struct_type.elements = cls_struct_fields;
67	n/a
68	n/a	cls_struct_fields[0] = &ffi_type_ushort;
69	n/a	cls_struct_fields[1] = &ffi_type_ushort;
70	n/a	cls_struct_fields[2] = &ffi_type_uchar;
71	n/a	cls_struct_fields[3] = &ffi_type_uchar;
72	n/a	cls_struct_fields[4] = NULL;
73	n/a
74	n/a	dbl_arg_types[0] = &cls_struct_type;
75	n/a	dbl_arg_types[1] = &cls_struct_type;
76	n/a	dbl_arg_types[2] = NULL;
77	n/a
78	n/a	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
79	n/a	dbl_arg_types) == FFI_OK);
80	n/a
81	n/a	args_dbl[0] = &g_dbl;
82	n/a	args_dbl[1] = &f_dbl;
83	n/a	args_dbl[2] = NULL;
84	n/a
85	n/a	ffi_call(&cif, FFI_FN(cls_struct_6byte_fn), &res_dbl, args_dbl);
86	n/a	/* { dg-output "127 120 1 128 12 128 9 127: 139 248 10 255" } */
87	n/a	printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
88	n/a	/* { dg-output "\nres: 139 248 10 255" } */
89	n/a
90	n/a	CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_6byte_gn, NULL, code) == FFI_OK);
91	n/a
92	n/a	res_dbl = ((cls_struct_6byte(*)(cls_struct_6byte, cls_struct_6byte))(code))(g_dbl, f_dbl);
93	n/a	/* { dg-output "\n127 120 1 128 12 128 9 127: 139 248 10 255" } */
94	n/a	printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
95	n/a	/* { dg-output "\nres: 139 248 10 255" } */
96	n/a
97	n/a
98	n/a	exit(0);
99	n/a	}