1  /* Area:	ffi_call, closure_call
       2     Purpose:	Check passing of multiple unsigned 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  
      10  static unsigned short test_func_fn(unsigned char a1, unsigned short a2,
      11  			    unsigned char a3, unsigned short a4)
      12  {
      13    unsigned 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  
      23  static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
      24  			 void *data __UNUSED__)
      25  {
      26    unsigned char a1, a3;
      27    unsigned short a2, a4;
      28  
      29    a1 = *(unsigned char *)avals[0];
      30    a2 = *(unsigned short *)avals[1];
      31    a3 = *(unsigned char *)avals[2];
      32    a4 = *(unsigned short *)avals[3];
      33  
      34    *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
      35  
      36  }
      37  
      38  typedef unsigned short (*test_type)(unsigned char, unsigned short,
      39  				   unsigned char, unsigned short);
      40  
      41  int main (void)
      42  {
      43    ffi_cif cif;
      44    void *code;
      45    ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
      46    void * args_dbl[5];
      47    ffi_type * cl_arg_types[5];
      48    ffi_arg res_call;
      49    unsigned char a, c;
      50    unsigned short b, d, res_closure;
      51  
      52    a = 1;
      53    b = 2;
      54    c = 127;
      55    d = 128;
      56  
      57    args_dbl[0] = &a;
      58    args_dbl[1] = &b;
      59    args_dbl[2] = &c;
      60    args_dbl[3] = &d;
      61    args_dbl[4] = NULL;
      62  
      63    cl_arg_types[0] = &ffi_type_uchar;
      64    cl_arg_types[1] = &ffi_type_ushort;
      65    cl_arg_types[2] = &ffi_type_uchar;
      66    cl_arg_types[3] = &ffi_type_ushort;
      67    cl_arg_types[4] = NULL;
      68  
      69    /* Initialize the cif */
      70    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
      71  		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
      72  
      73    ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
      74    /* { dg-output "1 2 127 128: 258" } */
      75    printf("res: %d\n", (unsigned short)res_call);
      76    /* { dg-output "\nres: 258" } */
      77  
      78    CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);
      79  
      80    res_closure = (*((test_type)code))(1, 2, 127, 128);
      81    /* { dg-output "\n1 2 127 128: 258" } */
      82    printf("res: %d\n", res_closure);
      83    /* { dg-output "\nres: 258" } */
      84  
      85    exit(0);
      86  }