1/* Area:	ffi_call, closure_call
2   Purpose:	Check passing of multiple signed short/char values.
3   Limitations:	none.
4   PR:		PR13221.
5   Originator:	<andreast@gcc.gnu.org> 20031129  */
6
7/* { dg-do run } */
8#include "ffitest.h"
9
10signed short test_func_fn(signed char a1, signed short a2,
11			  signed char a3, signed short a4)
12{
13  signed short 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 __UNUSED__, void *rval, void **avals,
24			 void *data __UNUSED__)
25{
26  signed char a1, a3;
27  signed short a2, a4;
28
29  a1 = *(signed char *)avals[0];
30  a2 = *(signed short *)avals[1];
31  a3 = *(signed char *)avals[2];
32  a4 = *(signed short *)avals[3];
33
34  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
35
36}
37
38typedef signed short (*test_type)(signed char, signed short,
39				  signed char, signed short);
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 * cl_arg_types[5];
50  ffi_arg res_call;
51  signed char a, c;
52  signed short b, d, res_closure;
53
54#ifdef USING_MMAP
55  pcl = allocate_mmap (sizeof(ffi_closure));
56#else
57  pcl = &cl;
58#endif
59
60  a = 1;
61  b = 32765;
62  c = 127;
63  d = -128;
64
65  args_dbl[0] = &a;
66  args_dbl[1] = &b;
67  args_dbl[2] = &c;
68  args_dbl[3] = &d;
69  args_dbl[4] = NULL;
70
71  cl_arg_types[0] = &ffi_type_schar;
72  cl_arg_types[1] = &ffi_type_sshort;
73  cl_arg_types[2] = &ffi_type_schar;
74  cl_arg_types[3] = &ffi_type_sshort;
75  cl_arg_types[4] = NULL;
76
77  /* Initialize the cif */
78  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
79		     &ffi_type_sshort, cl_arg_types) == FFI_OK);
80
81  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
82  /* { dg-output "1 32765 127 -128: 32765" } */
83  printf("res: %d\n", (signed short)res_call);
84  /* { dg-output "\nres: 32765" } */
85
86  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
87
88  res_closure = (*((test_type)pcl))(1, 32765, 127, -128);
89  /* { dg-output "\n1 32765 127 -128: 32765" } */
90  printf("res: %d\n", res_closure);
91  /* { dg-output "\nres: 32765" } */
92
93  exit(0);
94}
95