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/* Area:	ffi_call, closure_call 
   Purpose:	Check structure passing with different structure size. 
		Depending on the ABI. Check overlapping. 
   Limitations:	none. 
   PR:		none. 
   Originator:	<andreast@gcc.gnu.org> 20030828	 */ 
 
/* { dg-do run } */ 
#include "ffitest.h" 
 
typedef struct cls_struct_24byte { 
  double a; 
  double b; 
  int c; 
  float d; 
} cls_struct_24byte; 
 
cls_struct_24byte cls_struct_24byte_fn(struct cls_struct_24byte b0, 
			    struct cls_struct_24byte b1, 
			    struct cls_struct_24byte b2, 
			    struct cls_struct_24byte b3) 
{ 
  struct cls_struct_24byte result; 
 
  result.a = b0.a + b1.a + b2.a + b3.a; 
  result.b = b0.b + b1.b + b2.b + b3.b; 
  result.c = b0.c + b1.c + b2.c + b3.c; 
  result.d = b0.d + b1.d + b2.d + b3.d; 
 
  printf("%g %g %d %g %g %g %d %g %g %g %d %g %g %g %d %g: %g %g %d %g\n", 
	 b0.a, b0.b, b0.c, b0.d, 
	 b1.a, b1.b, b1.c, b1.d, 
	 b2.a, b2.b, b2.c, b2.d, 
	 b3.a, b3.b, b3.c, b2.d, 
	 result.a, result.b, result.c, result.d); 
 
  return result; 
} 
 
static void 
cls_struct_24byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, 
		     void* userdata __UNUSED__) 
{ 
  struct cls_struct_24byte b0, b1, b2, b3; 
 
  b0 = *(struct cls_struct_24byte*)(args[0]); 
  b1 = *(struct cls_struct_24byte*)(args[1]); 
  b2 = *(struct cls_struct_24byte*)(args[2]); 
  b3 = *(struct cls_struct_24byte*)(args[3]); 
 
  *(cls_struct_24byte*)resp = cls_struct_24byte_fn(b0, b1, b2, b3); 
} 
 
int main (void) 
{ 
  ffi_cif cif; 
  void *code; 
  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); 
  void* args_dbl[5]; 
  ffi_type* cls_struct_fields[5]; 
  ffi_type cls_struct_type; 
  ffi_type* dbl_arg_types[5]; 
 
  struct cls_struct_24byte e_dbl = { 9.0, 2.0, 6, 5.0 }; 
  struct cls_struct_24byte f_dbl = { 1.0, 2.0, 3, 7.0 }; 
  struct cls_struct_24byte g_dbl = { 4.0, 5.0, 7, 9.0 }; 
  struct cls_struct_24byte h_dbl = { 8.0, 6.0, 1, 4.0 }; 
  struct cls_struct_24byte res_dbl; 
 
  cls_struct_type.size = 0; 
  cls_struct_type.alignment = 0; 
  cls_struct_type.type = FFI_TYPE_STRUCT; 
  cls_struct_type.elements = cls_struct_fields; 
 
  cls_struct_fields[0] = &ffi_type_double; 
  cls_struct_fields[1] = &ffi_type_double; 
  cls_struct_fields[2] = &ffi_type_sint; 
  cls_struct_fields[3] = &ffi_type_float; 
  cls_struct_fields[4] = NULL; 
 
  dbl_arg_types[0] = &cls_struct_type; 
  dbl_arg_types[1] = &cls_struct_type; 
  dbl_arg_types[2] = &cls_struct_type; 
  dbl_arg_types[3] = &cls_struct_type; 
  dbl_arg_types[4] = NULL; 
 
  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type, 
		     dbl_arg_types) == FFI_OK); 
 
  args_dbl[0] = &e_dbl; 
  args_dbl[1] = &f_dbl; 
  args_dbl[2] = &g_dbl; 
  args_dbl[3] = &h_dbl; 
  args_dbl[4] = NULL; 
 
  ffi_call(&cif, FFI_FN(cls_struct_24byte_fn), &res_dbl, args_dbl); 
  /* { dg-output "9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ 
  printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); 
  /* { dg-output "\nres: 22 15 17 25" } */ 
 
  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_24byte_gn, NULL, code) == FFI_OK); 
 
  res_dbl = ((cls_struct_24byte(*)(cls_struct_24byte, 
				   cls_struct_24byte, 
				   cls_struct_24byte, 
				   cls_struct_24byte)) 
	     (code))(e_dbl, f_dbl, g_dbl, h_dbl); 
  /* { dg-output "\n9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */ 
  printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d); 
  /* { dg-output "\nres: 22 15 17 25" } */ 
 
  exit(0); 
}