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/* Area: ffi_call, closure_call
Purpose: Check structure passing with different structure size.
Contains structs as parameter of the struct itself.
Limitations: none.
PR: none.
Originator: <andreast@gcc.gnu.org> 20030828 */
/* { dg-do run } */
#include "ffitest.h"
typedef struct cls_struct_16byte1 {
double a;
float b;
int c;
} cls_struct_16byte1;
typedef struct cls_struct_16byte2 {
int ii;
double dd;
float ff;
} cls_struct_16byte2;
typedef struct cls_struct_combined {
cls_struct_16byte1 d;
cls_struct_16byte2 e;
} cls_struct_combined;
cls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0,
struct cls_struct_16byte2 b1,
struct cls_struct_combined b2)
{
struct cls_struct_combined result;
result.d.a = b0.a + b1.dd + b2.d.a;
result.d.b = b0.b + b1.ff + b2.d.b;
result.d.c = b0.c + b1.ii + b2.d.c;
result.e.ii = b0.c + b1.ii + b2.e.ii;
result.e.dd = b0.a + b1.dd + b2.e.dd;
result.e.ff = b0.b + b1.ff + b2.e.ff;
printf("%g %g %d %d %g %g %g %g %d %d %g %g: %g %g %d %d %g %g\n",
b0.a, b0.b, b0.c,
b1.ii, b1.dd, b1.ff,
b2.d.a, b2.d.b, b2.d.c,
b2.e.ii, b2.e.dd, b2.e.ff,
result.d.a, result.d.b, result.d.c,
result.e.ii, result.e.dd, result.e.ff);
return result;
}
static void
cls_struct_combined_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
void* userdata __UNUSED__)
{
struct cls_struct_16byte1 b0;
struct cls_struct_16byte2 b1;
struct cls_struct_combined b2;
b0 = *(struct cls_struct_16byte1*)(args[0]);
b1 = *(struct cls_struct_16byte2*)(args[1]);
b2 = *(struct cls_struct_combined*)(args[2]);
*(cls_struct_combined*)resp = cls_struct_combined_fn(b0, b1, b2);
}
int main (void)
{
ffi_cif cif;
#ifndef USING_MMAP
static ffi_closure cl;
#endif
ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type* cls_struct_fields1[5];
ffi_type* cls_struct_fields2[5];
ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
ffi_type* dbl_arg_types[5];
#ifdef USING_MMAP
pcl = allocate_mmap (sizeof(ffi_closure));
#else
pcl = &cl;
#endif
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_type1.size = 0;
cls_struct_type1.alignment = 0;
cls_struct_type1.type = FFI_TYPE_STRUCT;
cls_struct_type1.elements = cls_struct_fields1;
cls_struct_type2.size = 0;
cls_struct_type2.alignment = 0;
cls_struct_type2.type = FFI_TYPE_STRUCT;
cls_struct_type2.elements = cls_struct_fields2;
struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6};
struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0};
struct cls_struct_combined g_dbl = {{4.0, 5.0, 6},
{3, 1.0, 8.0}};
struct cls_struct_combined res_dbl;
cls_struct_fields[0] = &ffi_type_double;
cls_struct_fields[1] = &ffi_type_float;
cls_struct_fields[2] = &ffi_type_sint;
cls_struct_fields[3] = NULL;
cls_struct_fields1[0] = &ffi_type_sint;
cls_struct_fields1[1] = &ffi_type_double;
cls_struct_fields1[2] = &ffi_type_float;
cls_struct_fields1[3] = NULL;
cls_struct_fields2[0] = &cls_struct_type;
cls_struct_fields2[1] = &cls_struct_type1;
cls_struct_fields2[2] = NULL;
dbl_arg_types[0] = &cls_struct_type;
dbl_arg_types[1] = &cls_struct_type1;
dbl_arg_types[2] = &cls_struct_type2;
dbl_arg_types[3] = NULL;
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3, &cls_struct_type2,
dbl_arg_types) == FFI_OK);
args_dbl[0] = &e_dbl;
args_dbl[1] = &f_dbl;
args_dbl[2] = &g_dbl;
args_dbl[3] = NULL;
ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl);
/* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */
CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
CHECK(ffi_prep_closure(pcl, &cif, cls_struct_combined_gn, NULL) == FFI_OK);
res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1,
cls_struct_16byte2,
cls_struct_combined))
(pcl))(e_dbl, f_dbl, g_dbl);
/* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */
CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
exit(0);
}
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