gcc/libffi/testsuite/libffi.call/cls_align_pointer.c
Hosaka Yuji 0ee646d6ac many_win32.c: Include <float.h>.
2003-12-04  Hosaka Yuji  <hos@tamanegi.org>

	* testsuite/libffi.call/many_win32.c: Include <float.h>.
	* testsuite/libffi.call/many_win32.c (main): Replace variable
	int i with unsigned long ul.

	* testsuite/libffi.call/cls_align_uint64.c: New test case.
	* testsuite/libffi.call/cls_align_sint64.c: Likewise.
	* testsuite/libffi.call/cls_align_uint32.c: Likewise.
	* testsuite/libffi.call/cls_align_sint32.c: Likewise.
	* testsuite/libffi.call/cls_align_uint16.c: Likewise.
	* testsuite/libffi.call/cls_align_sint16.c: Likewise.
	* testsuite/libffi.call/cls_align_float.c: Likewise.
	* testsuite/libffi.call/cls_align_double.c: Likewise.
	* testsuite/libffi.call/cls_align_longdouble.c: Likewise.
	* testsuite/libffi.call/cls_align_pointer.c: Likewise.

From-SVN: r74282
2003-12-04 18:51:17 +01:00

99 lines
2.6 KiB
C

/* Area: ffi_call, closure_call
Purpose: Check structure alignment of pointer.
Limitations: none.
PR: none.
Originator: <hos@tamanegi.org> 20031203 */
/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
#include "ffitest.h"
typedef struct cls_struct_align {
unsigned char a;
void *b;
unsigned char c;
} cls_struct_align;
cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
struct cls_struct_align a2)
{
struct cls_struct_align result;
result.a = a1.a + a2.a;
result.b = (void *)((int)a1.b + (int)a2.b);
result.c = a1.c + a2.c;
printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, (int)a1.b, a1.c, a2.a, (int)a2.b, a2.c, result.a, (int)result.b, result.c);
return result;
}
static void
cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
{
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;
#ifndef USING_MMAP
static ffi_closure cl;
#endif
ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
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;
struct cls_struct_align g_dbl = { 12, (void *)4951, 127 };
struct cls_struct_align f_dbl = { 1, (void *)9320, 13 };
struct cls_struct_align res_dbl;
cls_struct_fields[0] = &ffi_type_uchar;
cls_struct_fields[1] = &ffi_type_pointer;
cls_struct_fields[2] = &ffi_type_uchar;
cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
printf("res: %d %d %d\n", res_dbl.a, (int)res_dbl.b, res_dbl.c);
/* { dg-output "\nres: 13 14271 140" } */
CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
/* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
printf("res: %d %d %d\n", res_dbl.a, (int)res_dbl.b, res_dbl.c);
/* { dg-output "\nres: 13 14271 140" } */
exit(0);
}