Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/cls_18byte.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. Double alignment check on darwin.
4	n/a	Limitations: none.
5	n/a	PR: none.
6	n/a	Originator: <andreast@gcc.gnu.org> 20030915 */
7	n/a
8	n/a	/* { dg-do run } */
9	n/a	#include "ffitest.h"
10	n/a
11	n/a	typedef struct cls_struct_18byte {
12	n/a	double a;
13	n/a	unsigned char b;
14	n/a	unsigned char c;
15	n/a	double d;
16	n/a	} cls_struct_18byte;
17	n/a
18	n/a	cls_struct_18byte cls_struct_18byte_fn(struct cls_struct_18byte a1,
19	n/a	struct cls_struct_18byte a2)
20	n/a	{
21	n/a	struct cls_struct_18byte result;
22	n/a
23	n/a	result.a = a1.a + a2.a;
24	n/a	result.b = a1.b + a2.b;
25	n/a	result.c = a1.c + a2.c;
26	n/a	result.d = a1.d + a2.d;
27	n/a
28	n/a
29	n/a	printf("%g %d %d %g %g %d %d %g: %g %d %d %g\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	return result;
33	n/a	}
34	n/a
35	n/a	static void
36	n/a	cls_struct_18byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
37	n/a	void* userdata __UNUSED__)
38	n/a	{
39	n/a	struct cls_struct_18byte a1, a2;
40	n/a
41	n/a	a1 = (struct cls_struct_18byte)(args[0]);
42	n/a	a2 = (struct cls_struct_18byte)(args[1]);
43	n/a
44	n/a	(cls_struct_18byte)resp = cls_struct_18byte_fn(a1, a2);
45	n/a	}
46	n/a
47	n/a	int main (void)
48	n/a	{
49	n/a	ffi_cif cif;
50	n/a	void *code;
51	n/a	ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
52	n/a	void* args_dbl[3];
53	n/a	ffi_type* cls_struct_fields[5];
54	n/a	ffi_type cls_struct_type;
55	n/a	ffi_type* dbl_arg_types[3];
56	n/a
57	n/a	struct cls_struct_18byte g_dbl = { 1.0, 127, 126, 3.0 };
58	n/a	struct cls_struct_18byte f_dbl = { 4.0, 125, 124, 5.0 };
59	n/a	struct cls_struct_18byte res_dbl;
60	n/a
61	n/a	cls_struct_type.size = 0;
62	n/a	cls_struct_type.alignment = 0;
63	n/a	cls_struct_type.type = FFI_TYPE_STRUCT;
64	n/a	cls_struct_type.elements = cls_struct_fields;
65	n/a
66	n/a	cls_struct_fields[0] = &ffi_type_double;
67	n/a	cls_struct_fields[1] = &ffi_type_uchar;
68	n/a	cls_struct_fields[2] = &ffi_type_uchar;
69	n/a	cls_struct_fields[3] = &ffi_type_double;
70	n/a	cls_struct_fields[4] = NULL;
71	n/a
72	n/a	dbl_arg_types[0] = &cls_struct_type;
73	n/a	dbl_arg_types[1] = &cls_struct_type;
74	n/a	dbl_arg_types[2] = NULL;
75	n/a
76	n/a	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
77	n/a	dbl_arg_types) == FFI_OK);
78	n/a
79	n/a	args_dbl[0] = &g_dbl;
80	n/a	args_dbl[1] = &f_dbl;
81	n/a	args_dbl[2] = NULL;
82	n/a
83	n/a	ffi_call(&cif, FFI_FN(cls_struct_18byte_fn), &res_dbl, args_dbl);
84	n/a	/* { dg-output "1 127 126 3 4 125 124 5: 5 252 250 8" } */
85	n/a	printf("res: %g %d %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
86	n/a	/* { dg-output "\nres: 5 252 250 8" } */
87	n/a
88	n/a	CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_18byte_gn, NULL, code) == FFI_OK);
89	n/a
90	n/a	res_dbl = ((cls_struct_18byte(*)(cls_struct_18byte, cls_struct_18byte))(code))(g_dbl, f_dbl);
91	n/a	/* { dg-output "\n1 127 126 3 4 125 124 5: 5 252 250 8" } */
92	n/a	printf("res: %g %d %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
93	n/a	/* { dg-output "\nres: 5 252 250 8" } */
94	n/a
95	n/a	exit(0);
96	n/a	}