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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [struct4.c] - Blame information for rev 732

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Line No. Rev Author Line
1 732 jeremybenn
/* Area:        ffi_call
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   Purpose:     Check structures.
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   Limitations: none.
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   PR:          none.
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   Originator:  From the original ffitest.c  */
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/* { dg-do run } */
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#include "ffitest.h"
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typedef struct
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{
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  unsigned ui1;
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  unsigned ui2;
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  unsigned ui3;
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} test_structure_4;
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static test_structure_4 struct4(test_structure_4 ts)
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{
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  ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3;
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  return ts;
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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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  ffi_type *args[MAX_ARGS];
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  void *values[MAX_ARGS];
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  ffi_type ts4_type;
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  ffi_type *ts4_type_elements[4];
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  ts4_type.size = 0;
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  ts4_type.alignment = 0;
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  ts4_type.type = FFI_TYPE_STRUCT;
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  test_structure_4 ts4_arg;
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  ts4_type.elements = ts4_type_elements;
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  ts4_type_elements[0] = &ffi_type_uint;
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  ts4_type_elements[1] = &ffi_type_uint;
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  ts4_type_elements[2] = &ffi_type_uint;
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  ts4_type_elements[3] = NULL;
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  /* This is a hack to get a properly aligned result buffer */
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  test_structure_4 *ts4_result =
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    (test_structure_4 *) malloc (sizeof(test_structure_4));
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  args[0] = &ts4_type;
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  values[0] = &ts4_arg;
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  /* Initialize the cif */
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  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts4_type, args) == FFI_OK);
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  ts4_arg.ui1 = 2;
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  ts4_arg.ui2 = 3;
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  ts4_arg.ui3 = 4;
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  ffi_call (&cif, FFI_FN(struct4), ts4_result, values);
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  CHECK(ts4_result->ui3 == 2U * 3U * 4U);
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  free (ts4_result);
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  exit(0);
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}

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