testsuite/libffi.call/closure_fn4.c

/* Area:	closure_call
   Purpose:	Check multiple long long values passing.
		Also, exceed the limit of gpr and fpr registers on PowerPC
		Darwin.
   Limitations:	none.
   PR:		none.
   Originator:	<andreast@gcc.gnu.org> 20031026	 */

/* { dg-do run } */

#include "ffitest.h"

static void
closure_test_fn0(ffi_cif* cif __UNUSED__, void* resp, void** args,
		 void* userdata)
{
  *(ffi_arg*)resp =
    (int)*(unsigned long long *)args[0] + (int)*(unsigned long long *)args[1] +
    (int)*(unsigned long long *)args[2] + (int)*(unsigned long long *)args[3] +
    (int)*(unsigned long long *)args[4] + (int)*(unsigned long long *)args[5] +
    (int)*(unsigned long long *)args[6] + (int)*(unsigned long long *)args[7] +
    (int)*(unsigned long long *)args[8] + (int)*(unsigned long long *)args[9] +
    (int)*(unsigned long long *)args[10] +
    (int)*(unsigned long long *)args[11] +
    (int)*(unsigned long long *)args[12] +
    (int)*(unsigned long long *)args[13] +
    (int)*(unsigned long long *)args[14] +
    *(int *)args[15] + (int)(long)userdata;

  printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
	 (int)*(unsigned long long *)args[0],
	 (int)*(unsigned long long *)args[1],
	 (int)*(unsigned long long *)args[2],
	 (int)*(unsigned long long *)args[3],
	 (int)*(unsigned long long *)args[4],
	 (int)*(unsigned long long *)args[5],
	 (int)*(unsigned long long *)args[6],
	 (int)*(unsigned long long *)args[7],
	 (int)*(unsigned long long *)args[8],
	 (int)*(unsigned long long *)args[9],
	 (int)*(unsigned long long *)args[10],
	 (int)*(unsigned long long *)args[11],
	 (int)*(unsigned long long *)args[12],
	 (int)*(unsigned long long *)args[13],
	 (int)*(unsigned long long *)args[14],
	 *(int *)args[15],
	 (int)(long)userdata, (int)*(ffi_arg *)resp);

}

typedef int (*closure_test_type0)(unsigned long long, unsigned long long,
				  unsigned long long, unsigned long long,
				  unsigned long long, unsigned long long,
				  unsigned long long, unsigned long long,
				  unsigned long long, unsigned long long,
				  unsigned long long, unsigned long long,
				  unsigned long long, unsigned long long,
				  unsigned long long, int);

int main (void)
{
  ffi_cif cif;
#ifndef USING_MMAP
  static ffi_closure cl;
#endif
  ffi_closure *pcl;
  ffi_type * cl_arg_types[17];
  int i, res;

#ifdef USING_MMAP
  pcl = allocate_mmap (sizeof(ffi_closure));
#else
  pcl = &cl;
#endif

  for (i = 0; i < 15; i++) {
    cl_arg_types[i] = &ffi_type_uint64;
  }
  cl_arg_types[15] = &ffi_type_sint;
  cl_arg_types[16] = NULL;

  /* Initialize the cif */
  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
		     &ffi_type_sint, cl_arg_types) == FFI_OK);

  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn0,
			 (void *) 3 /* userdata */) == FFI_OK);

  res = (*((closure_test_type0)pcl))
    (1LL, 2LL, 3LL, 4LL, 127LL, 429LL, 7LL, 8LL, 9LL, 10LL, 11LL, 12LL,
     13LL, 19LL, 21LL, 1);
  /* { dg-output "1 2 3 4 127 429 7 8 9 10 11 12 13 19 21 1 3: 680" } */
  printf("res: %d\n",res);
  /* { dg-output "\nres: 680" } */

  exit(0);
}