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/js/src/ctypes/libffi/testsuite/libffi.call/cls_multi_ushort.c

http://github.com/zpao/v8monkey
C | 74 lines | 43 code | 20 blank | 11 comment | 2 complexity | 96b8fcda1674019ba00aaa695d934ec4 MD5 | raw file
 1/* Area:	ffi_call, closure_call
 2   Purpose:	Check passing of multiple unsigned short values.
 3   Limitations:	none.
 4   PR:		PR13221.
 5   Originator:	<andreast@gcc.gnu.org> 20031129  */
 6
 7/* { dg-do run } */
 8#include "ffitest.h"
 9
10unsigned short test_func_fn(unsigned short a1, unsigned short a2)
11{
12  unsigned short result;
13
14  result = a1 + a2;
15
16  printf("%d %d: %d\n", a1, a2, result);
17
18  return result;
19
20}
21
22static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
23			 void *data __UNUSED__)
24{
25  unsigned short a1, a2;
26
27  a1 = *(unsigned short *)avals[0];
28  a2 = *(unsigned short *)avals[1];
29
30  *(ffi_arg *)rval = test_func_fn(a1, a2);
31
32}
33
34typedef unsigned short (*test_type)(unsigned short, unsigned short);
35
36int main (void)
37{
38  ffi_cif cif;
39  void *code;
40  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
41  void * args_dbl[3];
42  ffi_type * cl_arg_types[3];
43  ffi_arg res_call;
44  unsigned short a, b, res_closure;
45
46  a = 2;
47  b = 32765;
48
49  args_dbl[0] = &a;
50  args_dbl[1] = &b;
51  args_dbl[2] = NULL;
52
53  cl_arg_types[0] = &ffi_type_ushort;
54  cl_arg_types[1] = &ffi_type_ushort;
55  cl_arg_types[2] = NULL;
56
57  /* Initialize the cif */
58  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
59		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
60
61  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
62  /* { dg-output "2 32765: 32767" } */
63  printf("res: %d\n", (unsigned short)res_call);
64  /* { dg-output "\nres: 32767" } */
65
66  CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);
67
68  res_closure = (*((test_type)code))(2, 32765);
69  /* { dg-output "\n2 32765: 32767" } */
70  printf("res: %d\n", res_closure);
71  /* { dg-output "\nres: 32767" } */
72
73  exit(0);
74}