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  
      10  static unsigned 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  
      22  static 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  
      34  typedef unsigned short (*test_type)(unsigned short, unsigned short);
      35  
      36  int 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  }