Viewing file:  cls_align_longdouble_split2.c (3.11 KB) -rw-r--r--
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/* Area: ffi_call, closure_call
Purpose: Check structure alignment of long double.
Limitations: none.
PR: none.
Originator: Blake Chaffin 6/18/2007
*/
/* { dg-do run { xfail strongarm*-*-* } } */
/* { dg-options -mlong-double-128 { target powerpc64*-*-linux* } } */
#include "ffitest.h"
typedef struct cls_struct_align {
long double a;
long double b;
long double c;
long double d;
long double e;
double f;
long double g;
} cls_struct_align;
static cls_struct_align cls_struct_align_fn(
cls_struct_align a1,
cls_struct_align a2)
{
struct cls_struct_align r;
r.a = a1.a + a2.a;
r.b = a1.b + a2.b;
r.c = a1.c + a2.c;
r.d = a1.d + a2.d;
r.e = a1.e + a2.e;
r.f = a1.f + a2.f;
r.g = a1.g + a2.g;
printf("%Lg %Lg %Lg %Lg %Lg %g %Lg %Lg %Lg %Lg %Lg %Lg %g %Lg: "
"%Lg %Lg %Lg %Lg %Lg %g %Lg\n",
a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g,
a2.a, a2.b, a2.c, a2.d, a2.e, a2.f, a2.g,
r.a, r.b, r.c, r.d, r.e, r.f, r.g);
return r;
}
static void
cls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
void* userdata __UNUSED__)
{
struct cls_struct_align a1, a2;
a1 = *(struct cls_struct_align*)(args[0]);
a2 = *(struct cls_struct_align*)(args[1]);
*(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
}
int main (void)
{
ffi_cif cif;
void *code;
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
void* args_dbl[3];
ffi_type* cls_struct_fields[8];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[3];
struct cls_struct_align g_dbl = { 1, 2, 3, 4, 5, 6, 7 };
struct cls_struct_align f_dbl = { 8, 9, 10, 11, 12, 13, 14 };
struct cls_struct_align 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_longdouble;
cls_struct_fields[1] = &ffi_type_longdouble;
cls_struct_fields[2] = &ffi_type_longdouble;
cls_struct_fields[3] = &ffi_type_longdouble;
cls_struct_fields[4] = &ffi_type_longdouble;
cls_struct_fields[5] = &ffi_type_double;
cls_struct_fields[6] = &ffi_type_longdouble;
cls_struct_fields[7] = NULL;
dbl_arg_types[0] = &cls_struct_type;
dbl_arg_types[1] = &cls_struct_type;
dbl_arg_types[2] = NULL;
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
dbl_arg_types) == FFI_OK);
args_dbl[0] = &g_dbl;
args_dbl[1] = &f_dbl;
args_dbl[2] = NULL;
ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
/* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
printf("res: %Lg %Lg %Lg %Lg %Lg %g %Lg\n", res_dbl.a, res_dbl.b,
res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
/* { dg-output "\nres: 9 11 13 15 17 19 21" } */
CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);
res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl);
/* { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
printf("res: %Lg %Lg %Lg %Lg %Lg %g %Lg\n", res_dbl.a, res_dbl.b,
res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
/* { dg-output "\nres: 9 11 13 15 17 19 21" } */
exit(0);
}
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