Ruby  2.4.2p198(2017-09-14revision59899)
cls_multi_uchar.c
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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 } */
8 #include "ffitest.h"
9 
10 unsigned 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 
23 static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
24  void *data __UNUSED__)
25 {
26  unsigned char a1, a2, a3, a4;
27 
28  a1 = *(unsigned char *)avals[0];
29  a2 = *(unsigned char *)avals[1];
30  a3 = *(unsigned char *)avals[2];
31  a4 = *(unsigned char *)avals[3];
32 
33  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
34 
35 }
36 
37 typedef unsigned char (*test_type)(unsigned char, unsigned char,
38  unsigned char, unsigned char);
39 
40 void test_func(ffi_cif *cif __UNUSED__, void *rval __UNUSED__, void **avals,
41  void *data __UNUSED__)
42 {
43  printf("%d %d %d %d\n", *(unsigned char *)avals[0],
44  *(unsigned char *)avals[1], *(unsigned char *)avals[2],
45  *(unsigned char *)avals[3]);
46 }
47 int main (void)
48 {
49  ffi_cif cif;
50  void *code;
51  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
52  void * args_dbl[5];
53  ffi_type * cl_arg_types[5];
54  ffi_arg res_call;
55  unsigned char a, b, c, d, res_closure;
56 
57  a = 1;
58  b = 2;
59  c = 127;
60  d = 125;
61 
62  args_dbl[0] = &a;
63  args_dbl[1] = &b;
64  args_dbl[2] = &c;
65  args_dbl[3] = &d;
66  args_dbl[4] = NULL;
67 
68  cl_arg_types[0] = &ffi_type_uchar;
69  cl_arg_types[1] = &ffi_type_uchar;
70  cl_arg_types[2] = &ffi_type_uchar;
71  cl_arg_types[3] = &ffi_type_uchar;
72  cl_arg_types[4] = NULL;
73 
74  /* Initialize the cif */
76  &ffi_type_uchar, cl_arg_types) == FFI_OK);
77 
78  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
79  /* { dg-output "1 2 127 125: 255" } */
80  printf("res: %d\n", (unsigned char)res_call);
81  /* { dg-output "\nres: 255" } */
82 
83  CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK);
84 
85  res_closure = (*((test_type)code))(1, 2, 127, 125);
86  /* { dg-output "\n1 2 127 125: 255" } */
87  printf("res: %d\n", res_closure);
88  /* { dg-output "\nres: 255" } */
89 
90  exit(0);
91 }
void test_func(ffi_cif *cif __UNUSED__, void *rval __UNUSED__, void **avals, void *data __UNUSED__)
unsigned long ffi_arg
Definition: ffitarget.h:30
#define __UNUSED__
Definition: ffitest.h:28
unsigned char test_func_fn(unsigned char a1, unsigned char a2, unsigned char a3, unsigned char a4)
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
#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
unsigned char(* test_type)(unsigned char, unsigned char, unsigned char, unsigned char)
static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals, void *data __UNUSED__)
#define CHECK(sub)
Definition: compile.c:408
#define NULL
Definition: _sdbm.c:102
int main(void)
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