Ruby  2.7.1p83(2020-03-31revisiona0c7c23c9cec0d0ffcba012279cd652d28ad5bf3)
cls_64byte.c
Go to the documentation of this file.
1 /* Area: ffi_call, closure_call
2  Purpose: Check structure passing with different structure size.
3  Depending on the ABI. Check bigger struct which overlaps
4  the gp and fp register count on Darwin/AIX/ppc64.
5  Limitations: none.
6  PR: none.
7  Originator: <andreast@gcc.gnu.org> 20030828 */
8 
9 /* { dg-do run } */
10 #include "ffitest.h"
11 
12 typedef struct cls_struct_64byte {
13  double a;
14  double b;
15  double c;
16  double d;
17  double e;
18  double f;
19  double g;
20  double h;
22 
24  struct cls_struct_64byte b1,
25  struct cls_struct_64byte b2,
26  struct cls_struct_64byte b3)
27 {
28  struct cls_struct_64byte result;
29 
30  result.a = b0.a + b1.a + b2.a + b3.a;
31  result.b = b0.b + b1.b + b2.b + b3.b;
32  result.c = b0.c + b1.c + b2.c + b3.c;
33  result.d = b0.d + b1.d + b2.d + b3.d;
34  result.e = b0.e + b1.e + b2.e + b3.e;
35  result.f = b0.f + b1.f + b2.f + b3.f;
36  result.g = b0.g + b1.g + b2.g + b3.g;
37  result.h = b0.h + b1.h + b2.h + b3.h;
38 
39  printf("%g %g %g %g %g %g %g %g\n", result.a, result.b, result.c,
40  result.d, result.e, result.f, result.g, result.h);
41 
42  return result;
43 }
44 
45 static void
46 cls_struct_64byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
47  void* userdata __UNUSED__)
48 {
49  struct cls_struct_64byte b0, b1, b2, b3;
50 
51  b0 = *(struct cls_struct_64byte*)(args[0]);
52  b1 = *(struct cls_struct_64byte*)(args[1]);
53  b2 = *(struct cls_struct_64byte*)(args[2]);
54  b3 = *(struct cls_struct_64byte*)(args[3]);
55 
56  *(cls_struct_64byte*)resp = cls_struct_64byte_fn(b0, b1, b2, b3);
57 }
58 
59 int main (void)
60 {
61  ffi_cif cif;
62  void *code;
63  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
64  void* args_dbl[5];
65  ffi_type* cls_struct_fields[9];
66  ffi_type cls_struct_type;
67  ffi_type* dbl_arg_types[5];
68 
69  struct cls_struct_64byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0 };
70  struct cls_struct_64byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0 };
71  struct cls_struct_64byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0 };
72  struct cls_struct_64byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0 };
73  struct cls_struct_64byte res_dbl;
74 
75  cls_struct_type.size = 0;
76  cls_struct_type.alignment = 0;
77  cls_struct_type.type = FFI_TYPE_STRUCT;
78  cls_struct_type.elements = cls_struct_fields;
79 
80  cls_struct_fields[0] = &ffi_type_double;
81  cls_struct_fields[1] = &ffi_type_double;
82  cls_struct_fields[2] = &ffi_type_double;
83  cls_struct_fields[3] = &ffi_type_double;
84  cls_struct_fields[4] = &ffi_type_double;
85  cls_struct_fields[5] = &ffi_type_double;
86  cls_struct_fields[6] = &ffi_type_double;
87  cls_struct_fields[7] = &ffi_type_double;
88  cls_struct_fields[8] = NULL;
89 
90  dbl_arg_types[0] = &cls_struct_type;
91  dbl_arg_types[1] = &cls_struct_type;
92  dbl_arg_types[2] = &cls_struct_type;
93  dbl_arg_types[3] = &cls_struct_type;
94  dbl_arg_types[4] = NULL;
95 
96  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
97  dbl_arg_types) == FFI_OK);
98 
99  args_dbl[0] = &e_dbl;
100  args_dbl[1] = &f_dbl;
101  args_dbl[2] = &g_dbl;
102  args_dbl[3] = &h_dbl;
103  args_dbl[4] = NULL;
104 
105  ffi_call(&cif, FFI_FN(cls_struct_64byte_fn), &res_dbl, args_dbl);
106  /* { dg-output "22 15 17 25 6 13 19 18" } */
107  printf("res: %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
108  res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h);
109  /* { dg-output "\nres: 22 15 17 25 6 13 19 18" } */
110 
111  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_64byte_gn, NULL, code) == FFI_OK);
112 
113  res_dbl = ((cls_struct_64byte(*)(cls_struct_64byte,
117  (code))(e_dbl, f_dbl, g_dbl, h_dbl);
118  /* { dg-output "\n22 15 17 25 6 13 19 18" } */
119  printf("res: %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
120  res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h);
121  /* { dg-output "\nres: 22 15 17 25 6 13 19 18" } */
122 
123  exit(0);
124 }
cls_struct_64byte::h
double h
Definition: cls_64byte.c:20
cls_struct_64byte::c
double c
Definition: cls_64byte.c:15
main
int main(void)
Definition: cls_64byte.c:59
cls_struct_64byte::b
double b
Definition: cls_64byte.c:14
NULL
#define NULL
Definition: _sdbm.c:101
ffitest.h
cls_struct_64byte
struct cls_struct_64byte cls_struct_64byte
__UNUSED__
#define __UNUSED__
Definition: ffitest.h:28
CHECK
#define CHECK(sub)
Definition: compile.c:448
cls_struct_64byte::a
double a
Definition: cls_64byte.c:13
cls_struct_64byte::e
double e
Definition: cls_64byte.c:17
FFI_DEFAULT_ABI
@ FFI_DEFAULT_ABI
Definition: ffitarget.h:38
cls_struct_64byte::d
double d
Definition: cls_64byte.c:16
ffi_prep_cif
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
exit
void exit(int __status) __attribute__((__noreturn__))
cls_struct_64byte::f
double f
Definition: cls_64byte.c:18
printf
int int int printf(const char *__restrict,...) __attribute__((__format__(__printf__
ffi_call
void ffi_call(ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
Definition: ffi.c:813
ffi_prep_closure_loc
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
cls_struct_64byte::g
double g
Definition: cls_64byte.c:19
cls_struct_64byte
Definition: cls_64byte.c:12
cls_struct_64byte_fn
cls_struct_64byte cls_struct_64byte_fn(struct cls_struct_64byte b0, struct cls_struct_64byte b1, struct cls_struct_64byte b2, struct cls_struct_64byte b3)
Definition: cls_64byte.c:23