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/* Area: ffi_call, closure_call
Purpose: Check structure passing with different structure size.
Depending on the ABI. Check bigger struct which overlaps
the gp and fp register count on Darwin/AIX/ppc64.
Limitations: none.
PR: none.
Originator: <andreast@gcc.gnu.org> 20030828 */
/* { dg-do run } */
#include "ffitest.h"
typedef struct cls_struct_64byte {
double a;
double b;
double c;
double d;
double e;
double f;
double g;
double h;
} cls_struct_64byte;
cls_struct_64byte cls_struct_64byte_fn(struct cls_struct_64byte b0,
struct cls_struct_64byte b1,
struct cls_struct_64byte b2,
struct cls_struct_64byte b3)
{
struct cls_struct_64byte 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;
result.e = b0.e + b1.e + b2.e + b3.e;
result.f = b0.f + b1.f + b2.f + b3.f;
result.g = b0.g + b1.g + b2.g + b3.g;
result.h = b0.h + b1.h + b2.h + b3.h;
printf("%g %g %g %g %g %g %g %g\n", result.a, result.b, result.c,
result.d, result.e, result.f, result.g, result.h);
return result;
}
static void
cls_struct_64byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
void* userdata __UNUSED__)
{
struct cls_struct_64byte b0, b1, b2, b3;
b0 = *(struct cls_struct_64byte*)(args[0]);
b1 = *(struct cls_struct_64byte*)(args[1]);
b2 = *(struct cls_struct_64byte*)(args[2]);
b3 = *(struct cls_struct_64byte*)(args[3]);
*(cls_struct_64byte*)resp = cls_struct_64byte_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[9];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
cls_struct_type.elements = cls_struct_fields;
struct cls_struct_64byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0 };
struct cls_struct_64byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0 };
struct cls_struct_64byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0 };
struct cls_struct_64byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0 };
struct cls_struct_64byte res_dbl;
cls_struct_fields[0] = &ffi_type_double;
cls_struct_fields[1] = &ffi_type_double;
cls_struct_fields[2] = &ffi_type_double;
cls_struct_fields[3] = &ffi_type_double;
cls_struct_fields[4] = &ffi_type_double;
cls_struct_fields[5] = &ffi_type_double;
cls_struct_fields[6] = &ffi_type_double;
cls_struct_fields[7] = &ffi_type_double;
cls_struct_fields[8] = 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_64byte_fn), &res_dbl, args_dbl);
/* { dg-output "22 15 17 25 6 13 19 18" } */
printf("res: %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h);
/* { dg-output "\nres: 22 15 17 25 6 13 19 18" } */
CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_64byte_gn, NULL, code) == FFI_OK);
res_dbl = ((cls_struct_64byte(*)(cls_struct_64byte,
cls_struct_64byte,
cls_struct_64byte,
cls_struct_64byte))
(code))(e_dbl, f_dbl, g_dbl, h_dbl);
/* { dg-output "\n22 15 17 25 6 13 19 18" } */
printf("res: %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h);
/* { dg-output "\nres: 22 15 17 25 6 13 19 18" } */
exit(0);
}
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