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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [cls_6byte.c] - Blame information for rev 732

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Line No. Rev Author Line
1 732 jeremybenn
/* Area:        ffi_call, closure_call
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   Purpose:     Check structure passing with different structure size.
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                Depending on the ABI. Check overlapping.
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   Limitations: none.
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   PR:          none.
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   Originator:  <andreast@gcc.gnu.org> 20030828  */
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/* { dg-do run } */
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#include "ffitest.h"
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typedef struct cls_struct_6byte {
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  unsigned short a;
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  unsigned short b;
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  unsigned char c;
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  unsigned char d;
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} cls_struct_6byte;
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cls_struct_6byte cls_struct_6byte_fn(struct cls_struct_6byte a1,
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                            struct cls_struct_6byte a2)
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{
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  struct cls_struct_6byte result;
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  result.a = a1.a + a2.a;
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  result.b = a1.b + a2.b;
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  result.c = a1.c + a2.c;
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  result.d = a1.d + a2.d;
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  printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d,
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         a2.a, a2.b, a2.c, a2.d,
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         result.a, result.b, result.c, result.d);
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  return  result;
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}
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static void
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cls_struct_6byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
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                    void* userdata __UNUSED__)
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{
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  struct cls_struct_6byte a1, a2;
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  a1 = *(struct cls_struct_6byte*)(args[0]);
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  a2 = *(struct cls_struct_6byte*)(args[1]);
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  *(cls_struct_6byte*)resp = cls_struct_6byte_fn(a1, a2);
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}
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int main (void)
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{
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  ffi_cif cif;
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  void *code;
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  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
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  void* args_dbl[5];
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  ffi_type* cls_struct_fields[5];
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  ffi_type cls_struct_type;
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  ffi_type* dbl_arg_types[5];
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  cls_struct_type.size = 0;
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  cls_struct_type.alignment = 0;
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  cls_struct_type.type = FFI_TYPE_STRUCT;
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  cls_struct_type.elements = cls_struct_fields;
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  struct cls_struct_6byte g_dbl = { 127, 120, 1, 128 };
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  struct cls_struct_6byte f_dbl = { 12, 128, 9, 127 };
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  struct cls_struct_6byte res_dbl;
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  cls_struct_fields[0] = &ffi_type_ushort;
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  cls_struct_fields[1] = &ffi_type_ushort;
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  cls_struct_fields[2] = &ffi_type_uchar;
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  cls_struct_fields[3] = &ffi_type_uchar;
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  cls_struct_fields[4] = NULL;
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  dbl_arg_types[0] = &cls_struct_type;
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  dbl_arg_types[1] = &cls_struct_type;
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  dbl_arg_types[2] = NULL;
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  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
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                     dbl_arg_types) == FFI_OK);
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  args_dbl[0] = &g_dbl;
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  args_dbl[1] = &f_dbl;
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  args_dbl[2] = NULL;
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  ffi_call(&cif, FFI_FN(cls_struct_6byte_fn), &res_dbl, args_dbl);
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  /* { dg-output "127 120 1 128 12 128 9 127: 139 248 10 255" } */
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  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
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  /* { dg-output "\nres: 139 248 10 255" } */
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  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_6byte_gn, NULL, code) == FFI_OK);
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  res_dbl = ((cls_struct_6byte(*)(cls_struct_6byte, cls_struct_6byte))(code))(g_dbl, f_dbl);
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  /* { dg-output "\n127 120 1 128 12 128 9 127: 139 248 10 255" } */
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  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
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  /* { dg-output "\nres: 139 248 10 255" } */
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  exit(0);
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}

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