Ruby  2.7.1p83(2020-03-31revisiona0c7c23c9cec0d0ffcba012279cd652d28ad5bf3)
closure_simple.c
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1 /* Area: closure_call
2  Purpose: Check simple closure handling with all ABIs
3  Limitations: none.
4  PR: none.
5  Originator: <twalljava@dev.java.net> */
6 
7 /* { dg-do run } */
8 #include "ffitest.h"
9 
10 static void
11 closure_test(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata)
12 {
13  *(ffi_arg*)resp =
14  (int)*(int *)args[0] + (int)(*(int *)args[1])
15  + (int)(*(int *)args[2]) + (int)(*(int *)args[3])
16  + (int)(intptr_t)userdata;
17 
18  printf("%d %d %d %d: %d\n",
19  (int)*(int *)args[0], (int)(*(int *)args[1]),
20  (int)(*(int *)args[2]), (int)(*(int *)args[3]),
21  (int)*(ffi_arg *)resp);
22 
23 }
24 
26 
27 int main (void)
28 {
29  ffi_cif cif;
30  void *code;
31  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
32  ffi_type * cl_arg_types[17];
33  int res;
34 
35  cl_arg_types[0] = &ffi_type_uint;
36  cl_arg_types[1] = &ffi_type_uint;
37  cl_arg_types[2] = &ffi_type_uint;
38  cl_arg_types[3] = &ffi_type_uint;
39  cl_arg_types[4] = NULL;
40 
41  /* Initialize the cif */
42  CHECK(ffi_prep_cif(&cif, ABI_NUM, 4,
43  &ffi_type_sint, cl_arg_types) == FFI_OK);
44 
45  CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test,
46  (void *) 3 /* userdata */, code) == FFI_OK);
47 
48  res = (*(closure_test_type0)code)(0, 1, 2, 3);
49  /* { dg-output "0 1 2 3: 9" } */
50 
51  printf("res: %d\n",res);
52  /* { dg-output "\nres: 9" } */
53 
54  exit(0);
55 }
ffi_arg
unsigned long ffi_arg
Definition: ffitarget.h:30
ABI_NUM
#define ABI_NUM
Definition: ffitest.h:35
NULL
#define NULL
Definition: _sdbm.c:101
ffitest.h
closure_test_type0
int(ABI_ATTR * closure_test_type0)(int, int, int, int)
Definition: closure_simple.c:25
__UNUSED__
#define __UNUSED__
Definition: ffitest.h:28
CHECK
#define CHECK(sub)
Definition: compile.c:448
ABI_ATTR
#define ABI_ATTR
Definition: ffitest.h:36
int
__inline__ int
Definition: rb_mjit_min_header-2.7.1.h:2807
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__))
printf
int int int printf(const char *__restrict,...) __attribute__((__format__(__printf__
intptr_t
int intptr_t
Definition: win32.h:90
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
main
int main(void)
Definition: closure_simple.c:27