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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [cls_multi_schar.c] - Blame information for rev 773

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Line No. Rev Author Line
1 732 jeremybenn
/* Area:        ffi_call, closure_call
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   Purpose:     Check passing of multiple signed char values.
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   Limitations: none.
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   PR:          PR13221.
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   Originator:  <hos@tamanegi.org> 20031129  */
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/* { dg-do run } */
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#include "ffitest.h"
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signed char test_func_fn(signed char a1, signed char a2)
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{
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  signed char result;
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  result = a1 + a2;
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  printf("%d %d: %d\n", a1, a2, result);
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  return result;
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}
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static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
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                         void *data __UNUSED__)
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{
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  signed char a1, a2;
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  a1 = *(signed char *)avals[0];
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  a2 = *(signed char *)avals[1];
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  *(ffi_arg *)rval = test_func_fn(a1, a2);
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}
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typedef signed char (*test_type)(signed char, signed char);
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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[3];
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  ffi_type * cl_arg_types[3];
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  ffi_arg res_call;
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  signed char a, b, res_closure;
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  a = 2;
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  b = 125;
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  args_dbl[0] = &a;
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  args_dbl[1] = &b;
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  args_dbl[2] = NULL;
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  cl_arg_types[0] = &ffi_type_schar;
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  cl_arg_types[1] = &ffi_type_schar;
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  cl_arg_types[2] = NULL;
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  /* Initialize the cif */
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  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
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                     &ffi_type_schar, cl_arg_types) == FFI_OK);
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  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
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  /* { dg-output "2 125: 127" } */
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  printf("res: %d\n", (signed char)res_call);
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  /* { dg-output "\nres: 127" } */
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  CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);
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  res_closure = (*((test_type)code))(2, 125);
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  /* { dg-output "\n2 125: 127" } */
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  printf("res: %d\n", res_closure);
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  /* { dg-output "\nres: 127" } */
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  exit(0);
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}

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