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/* Area:        ffi_call, closure_call

   Purpose:     Check passing of multiple unsigned char values.

   Limitations: none.

   PR:          PR13221.

   Originator:  <andreast@gcc.gnu.org> 20031129  */

/* { dg-do run } */

#include "ffitest.h"

unsigned char test_func_fn(unsigned char a1, unsigned char a2,

                           unsigned char a3, unsigned char a4)

{

  unsigned char result;

  result = a1 + a2 + a3 + a4;

  printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);

  return result;

}

static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,

                         void *data __UNUSED__)

{

  unsigned char a1, a2, a3, a4;

  a1 = *(unsigned char *)avals[0];

  a2 = *(unsigned char *)avals[1];

  a3 = *(unsigned char *)avals[2];

  a4 = *(unsigned char *)avals[3];

  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);

}

typedef unsigned char (*test_type)(unsigned char, unsigned char,

                                   unsigned char, unsigned char);

void test_func(ffi_cif *cif __UNUSED__, void *rval __UNUSED__, void **avals,

               void *data __UNUSED__)

{

  printf("%d %d %d %d\n", *(unsigned char *)avals[0],

         *(unsigned char *)avals[1], *(unsigned char *)avals[2],

         *(unsigned char *)avals[3]);

}

int main (void)

{

  ffi_cif cif;

  void *code;

  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);

  void * args_dbl[5];

  ffi_type * cl_arg_types[5];

  ffi_arg res_call;

  unsigned char a, b, c, d, res_closure;

  a = 1;

  b = 2;

  c = 127;

  d = 125;

  args_dbl[0] = &a;

  args_dbl[1] = &b;

  args_dbl[2] = &c;

  args_dbl[3] = &d;

  args_dbl[4] = NULL;

  cl_arg_types[0] = &ffi_type_uchar;

  cl_arg_types[1] = &ffi_type_uchar;

  cl_arg_types[2] = &ffi_type_uchar;

  cl_arg_types[3] = &ffi_type_uchar;

  cl_arg_types[4] = NULL;

  /* Initialize the cif */

  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,

                     &ffi_type_uchar, cl_arg_types) == FFI_OK);

  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);

  /* { dg-output "1 2 127 125: 255" } */

  printf("res: %d\n", (unsigned char)res_call);

  /* { dg-output "\nres: 255" } */

  CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);

  res_closure = (*((test_type)code))(1, 2, 127, 125);

  /* { dg-output "\n1 2 127 125: 255" } */

  printf("res: %d\n", res_closure);

  /* { dg-output "\nres: 255" } */

  exit(0);

}