1/* Area:	ffi_call, closure_call
2   Purpose:	Check passing of multiple unsigned char values.
3   Limitations:	none.
4   PR:		PR13221.
5   Originator:	<andreast@gcc.gnu.org> 20031129  */
6
7/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
8#include "ffitest.h"
9
10unsigned char test_func_fn(unsigned char a1, unsigned char a2,
11			   unsigned char a3, unsigned char a4)
12{
13  unsigned char result;
14
15  result = a1 + a2 + a3 + a4;
16
17  printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
18
19  return result;
20
21}
22
23static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
24{
25  unsigned char a1, a2, a3, a4;
26
27  a1 = *(unsigned char *)avals[0];
28  a2 = *(unsigned char *)avals[1];
29  a3 = *(unsigned char *)avals[2];
30  a4 = *(unsigned char *)avals[3];
31
32  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
33
34}
35
36typedef unsigned char (*test_type)(unsigned char, unsigned char,
37				   unsigned char, unsigned char);
38void test_func(ffi_cif *cif, void *rval, void **avals, void *data)
39{
40  printf("%d %d %d %d\n", *(unsigned char *)avals[0],
41	 *(unsigned char *)avals[1], *(unsigned char *)avals[2],
42	 *(unsigned char *)avals[3]);
43}
44int main (void)
45{
46  ffi_cif cif;
47#ifndef USING_MMAP
48  static ffi_closure cl;
49#endif
50  ffi_closure *pcl;
51  void * args_dbl[5];
52  ffi_type * cl_arg_types[5];
53  ffi_arg res_call;
54  unsigned char a, b, c, d, res_closure;
55
56#ifdef USING_MMAP
57  pcl = allocate_mmap (sizeof(ffi_closure));
58#else
59  pcl = &cl;
60#endif
61
62  a = 1;
63  b = 2;
64  c = 127;
65  d = 125;
66
67  args_dbl[0] = &a;
68  args_dbl[1] = &b;
69  args_dbl[2] = &c;
70  args_dbl[3] = &d;
71  args_dbl[4] = NULL;
72
73  cl_arg_types[0] = &ffi_type_uchar;
74  cl_arg_types[1] = &ffi_type_uchar;
75  cl_arg_types[2] = &ffi_type_uchar;
76  cl_arg_types[3] = &ffi_type_uchar;
77  cl_arg_types[4] = NULL;
78
79  /* Initialize the cif */
80  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
81		     &ffi_type_uchar, cl_arg_types) == FFI_OK);
82
83  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
84  /* { dg-output "1 2 127 125: 255" } */
85  printf("res: %d\n", res_call);
86  /* { dg-output "\nres: 255" } */
87
88  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
89
90  res_closure = (*((test_type)pcl))(1, 2, 127, 125);
91  /* { dg-output "\n1 2 127 125: 255" } */
92  printf("res: %d\n", res_closure);
93  /* { dg-output "\nres: 255" } */
94
95  exit(0);
96}
97