Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/struct8.c

#	count	content
1	n/a	/* Area: ffi_call
2	n/a	Purpose: Check structures.
3	n/a	Limitations: none.
4	n/a	PR: none.
5	n/a	Originator: From the original ffitest.c */
6	n/a
7	n/a	/* { dg-do run } */
8	n/a	#include "ffitest.h"
9	n/a	typedef struct
10	n/a	{
11	n/a	float f1;
12	n/a	float f2;
13	n/a	float f3;
14	n/a	float f4;
15	n/a	} test_structure_8;
16	n/a
17	n/a	static test_structure_8 ABI_ATTR struct8 (test_structure_8 ts)
18	n/a	{
19	n/a	ts.f1 += 1;
20	n/a	ts.f2 += 1;
21	n/a	ts.f3 += 1;
22	n/a	ts.f4 += 1;
23	n/a
24	n/a	return ts;
25	n/a	}
26	n/a
27	n/a	int main (void)
28	n/a	{
29	n/a	ffi_cif cif;
30	n/a	ffi_type *args[MAX_ARGS];
31	n/a	void *values[MAX_ARGS];
32	n/a	ffi_type ts8_type;
33	n/a	ffi_type *ts8_type_elements[5];
34	n/a
35	n/a	test_structure_8 ts8_arg;
36	n/a
37	n/a	/* This is a hack to get a properly aligned result buffer */
38	n/a	test_structure_8 *ts8_result =
39	n/a	(test_structure_8 *) malloc (sizeof(test_structure_8));
40	n/a
41	n/a	ts8_type.size = 0;
42	n/a	ts8_type.alignment = 0;
43	n/a	ts8_type.type = FFI_TYPE_STRUCT;
44	n/a	ts8_type.elements = ts8_type_elements;
45	n/a	ts8_type_elements[0] = &ffi_type_float;
46	n/a	ts8_type_elements[1] = &ffi_type_float;
47	n/a	ts8_type_elements[2] = &ffi_type_float;
48	n/a	ts8_type_elements[3] = &ffi_type_float;
49	n/a	ts8_type_elements[4] = NULL;
50	n/a
51	n/a	args[0] = &ts8_type;
52	n/a	values[0] = &ts8_arg;
53	n/a
54	n/a	/* Initialize the cif */
55	n/a	CHECK(ffi_prep_cif(&cif, ABI_NUM, 1, &ts8_type, args) == FFI_OK);
56	n/a
57	n/a	ts8_arg.f1 = 5.55f;
58	n/a	ts8_arg.f2 = 55.5f;
59	n/a	ts8_arg.f3 = -5.55f;
60	n/a	ts8_arg.f4 = -55.5f;
61	n/a
62	n/a	printf ("%g\n", ts8_arg.f1);
63	n/a	printf ("%g\n", ts8_arg.f2);
64	n/a	printf ("%g\n", ts8_arg.f3);
65	n/a	printf ("%g\n", ts8_arg.f4);
66	n/a
67	n/a	ffi_call(&cif, FFI_FN(struct8), ts8_result, values);
68	n/a
69	n/a	printf ("%g\n", ts8_result->f1);
70	n/a	printf ("%g\n", ts8_result->f2);
71	n/a	printf ("%g\n", ts8_result->f3);
72	n/a	printf ("%g\n", ts8_result->f4);
73	n/a
74	n/a	CHECK(ts8_result->f1 == 5.55f + 1);
75	n/a	CHECK(ts8_result->f2 == 55.5f + 1);
76	n/a	CHECK(ts8_result->f3 == -5.55f + 1);
77	n/a	CHECK(ts8_result->f4 == -55.5f + 1);
78	n/a
79	n/a	free (ts8_result);
80	n/a	exit(0);
81	n/a	}