Ruby  2.4.2p198(2017-09-14revision59899)
cls_6_1_byte.c
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1 /* Area: ffi_call, closure_call
2  Purpose: Check structure passing with different structure size.
3  Depending on the ABI. Check overlapping.
4  Limitations: none.
5  PR: none.
6  Originator: <andreast@gcc.gnu.org> 20050708 */
7 
8 /* { dg-do run } */
9 #include "ffitest.h"
10 
11 typedef struct cls_struct_6byte {
12  unsigned char a;
13  unsigned char b;
14  unsigned char c;
15  unsigned char d;
16  unsigned char e;
17  unsigned char f;
19 
21  struct cls_struct_6byte a2)
22 {
23  struct cls_struct_6byte result;
24 
25  result.a = a1.a + a2.a;
26  result.b = a1.b + a2.b;
27  result.c = a1.c + a2.c;
28  result.d = a1.d + a2.d;
29  result.e = a1.e + a2.e;
30  result.f = a1.f + a2.f;
31 
32  printf("%d %d %d %d %d %d %d %d %d %d %d %d: %d %d %d %d %d %d\n",
33  a1.a, a1.b, a1.c, a1.d, a1.e, a1.f,
34  a2.a, a2.b, a2.c, a2.d, a2.e, a2.f,
35  result.a, result.b, result.c, result.d, result.e, result.f);
36 
37  return result;
38 }
39 
40 static void
41 cls_struct_6byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
42  void* userdata __UNUSED__)
43 {
44 
45  struct cls_struct_6byte a1, a2;
46 
47  a1 = *(struct cls_struct_6byte*)(args[0]);
48  a2 = *(struct cls_struct_6byte*)(args[1]);
49 
50  *(cls_struct_6byte*)resp = cls_struct_6byte_fn(a1, a2);
51 }
52 
53 int main (void)
54 {
55  ffi_cif cif;
56  void *code;
57  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
58  void* args_dbl[5];
59  ffi_type* cls_struct_fields[7];
60  ffi_type cls_struct_type;
61  ffi_type* dbl_arg_types[5];
62 
63  struct cls_struct_6byte g_dbl = { 127, 120, 1, 3, 4, 5 };
64  struct cls_struct_6byte f_dbl = { 12, 128, 9, 3, 4, 5 };
65  struct cls_struct_6byte res_dbl = { 0, 0, 0, 0, 0, 0 };
66 
67  cls_struct_type.size = 0;
68  cls_struct_type.alignment = 0;
69  cls_struct_type.type = FFI_TYPE_STRUCT;
70  cls_struct_type.elements = cls_struct_fields;
71 
72  cls_struct_fields[0] = &ffi_type_uchar;
73  cls_struct_fields[1] = &ffi_type_uchar;
74  cls_struct_fields[2] = &ffi_type_uchar;
75  cls_struct_fields[3] = &ffi_type_uchar;
76  cls_struct_fields[4] = &ffi_type_uchar;
77  cls_struct_fields[5] = &ffi_type_uchar;
78  cls_struct_fields[6] = NULL;
79 
80  dbl_arg_types[0] = &cls_struct_type;
81  dbl_arg_types[1] = &cls_struct_type;
82  dbl_arg_types[2] = NULL;
83 
84  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
85  dbl_arg_types) == FFI_OK);
86 
87  args_dbl[0] = &g_dbl;
88  args_dbl[1] = &f_dbl;
89  args_dbl[2] = NULL;
90 
91  ffi_call(&cif, FFI_FN(cls_struct_6byte_fn), &res_dbl, args_dbl);
92  /* { dg-output "127 120 1 3 4 5 12 128 9 3 4 5: 139 248 10 6 8 10" } */
93  printf("res: %d %d %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
94  res_dbl.d, res_dbl.e, res_dbl.f);
95  /* { dg-output "\nres: 139 248 10 6 8 10" } */
96 
97  res_dbl.a = 0;
98  res_dbl.b = 0;
99  res_dbl.c = 0;
100  res_dbl.d = 0;
101  res_dbl.e = 0;
102  res_dbl.f = 0;
103 
104  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_6byte_gn, NULL, code) == FFI_OK);
105 
106  res_dbl = ((cls_struct_6byte(*)(cls_struct_6byte, cls_struct_6byte))(code))(g_dbl, f_dbl);
107  /* { dg-output "\n127 120 1 3 4 5 12 128 9 3 4 5: 139 248 10 6 8 10" } */
108  printf("res: %d %d %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
109  res_dbl.d, res_dbl.e, res_dbl.f);
110  /* { dg-output "\nres: 139 248 10 6 8 10" } */
111 
112  exit(0);
113 }
unsigned char b
Definition: cls_6_1_byte.c:13
unsigned char c
Definition: cls_6_1_byte.c:14
static void cls_struct_6byte_gn(ffi_cif *cif __UNUSED__, void *resp, void **args, void *userdata __UNUSED__)
Definition: cls_6_1_byte.c:41
int main(void)
Definition: cls_6_1_byte.c:53
struct cls_struct_6byte cls_struct_6byte
cls_struct_6byte cls_struct_6byte_fn(struct cls_struct_6byte a1, struct cls_struct_6byte a2)
Definition: cls_6_1_byte.c:20
unsigned char f
Definition: cls_6_1_byte.c:17
unsigned char a
Definition: cls_6_1_byte.c:12
#define __UNUSED__
Definition: ffitest.h:28
ffi_status ffi_prep_closure_loc(ffi_closure *closure, ffi_cif *cif, void(*fun)(ffi_cif *, void *, void **, void *), void *user_data, void *codeloc)
Definition: ffi.c:928
unsigned char d
Definition: cls_6_1_byte.c:15
#define ffi_type_uchar
Definition: fiddle.h:55
void ffi_call(ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
Definition: ffi.c:813
static VALUE result
Definition: nkf.c:40
#define CHECK(sub)
Definition: compile.c:408
#define NULL
Definition: _sdbm.c:102
unsigned char e
Definition: cls_6_1_byte.c:16
ffi_status ffi_prep_cif(ffi_cif *cif, ffi_abi abi, unsigned int nargs, ffi_type *rtype, ffi_type **atypes)
Definition: prep_cif.c:226