1/* Area:	ffi_call, closure_call
2   Purpose:	Check structure passing with different structure size.
3   Limitations:	none.
4   PR:		none.
5   Originator:	<andreast@gcc.gnu.org> 20030828	 */
6
7/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
8#include "ffitest.h"
9
10typedef struct cls_struct_12byte {
11  int a;
12  int b;
13  int c;
14} cls_struct_12byte;
15
16cls_struct_12byte cls_struct_12byte_fn(struct cls_struct_12byte b1,
17			    struct cls_struct_12byte b2)
18{
19  struct cls_struct_12byte result;
20
21  result.a = b1.a + b2.a;
22  result.b = b1.b + b2.b;
23  result.c = b1.c + b2.c;
24
25  printf("%d %d %d %d %d %d: %d %d %d\n", b1.a, b1.b, b1.c, b2.a, b2.b, b2.c,
26	 result.a, result.b, result.c);
27
28  return result;
29}
30
31static void cls_struct_12byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
32{
33  struct cls_struct_12byte b1, b2;
34
35  b1 = *(struct cls_struct_12byte*)(args[0]);
36  b2 = *(struct cls_struct_12byte*)(args[1]);
37
38  *(cls_struct_12byte*)resp = cls_struct_12byte_fn(b1, b2);
39}
40
41int main (void)
42{
43  ffi_cif cif;
44#ifndef USING_MMAP
45  static ffi_closure cl;
46#endif
47  ffi_closure *pcl;
48  void* args_dbl[5];
49  ffi_type* cls_struct_fields[4];
50  ffi_type cls_struct_type;
51  ffi_type* dbl_arg_types[5];
52
53#ifdef USING_MMAP
54  pcl = allocate_mmap (sizeof(ffi_closure));
55#else
56  pcl = &cl;
57#endif
58
59  cls_struct_type.size = 0;
60  cls_struct_type.alignment = 0;
61  cls_struct_type.type = FFI_TYPE_STRUCT;
62  cls_struct_type.elements = cls_struct_fields;
63
64  struct cls_struct_12byte h_dbl = { 7, 4, 9 };
65  struct cls_struct_12byte j_dbl = { 1, 5, 3 };
66  struct cls_struct_12byte res_dbl;
67
68  cls_struct_fields[0] = &ffi_type_uint32;
69  cls_struct_fields[1] = &ffi_type_uint32;
70  cls_struct_fields[2] = &ffi_type_uint32;
71  cls_struct_fields[3] = NULL;
72
73  dbl_arg_types[0] = &cls_struct_type;
74  dbl_arg_types[1] = &cls_struct_type;
75  dbl_arg_types[2] = NULL;
76
77  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
78		     dbl_arg_types) == FFI_OK);
79
80  args_dbl[0] = &h_dbl;
81  args_dbl[1] = &j_dbl;
82  args_dbl[2] = NULL;
83
84  ffi_call(&cif, FFI_FN(cls_struct_12byte_fn), &res_dbl, args_dbl);
85  /* { dg-output "7 4 9 1 5 3: 8 9 12" } */
86  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
87  /* { dg-output "\nres: 8 9 12" } */
88
89  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_12byte_gn, NULL) == FFI_OK);
90
91  res_dbl = ((cls_struct_12byte(*)(cls_struct_12byte, cls_struct_12byte))(pcl))(h_dbl, j_dbl);
92  /* { dg-output "\n7 4 9 1 5 3: 8 9 12" } */
93  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
94  /* { dg-output "\nres: 8 9 12" } */
95
96  exit(0);
97}
98