kc3-lang/libffi/testsuite/libffi.complex/return_complex2.inc

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• Hash : c952a92e
  Author :
  Date : 2014-11-14T11:00:14
  

  testsuite: Move complex tests to their own subdirectory It seems a bit silly to isolate them by globbing vs "*complex*" when we can just as easily put them in their own subdirectory.

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• testsuite/libffi.complex/return_complex2.inc

• /* -*-c-*- */
  #include "ffitest.h"
  #include <complex.h>
  
  _Complex T_C_TYPE
  return_c(_Complex T_C_TYPE c1, _Complex T_C_TYPE c2,
  	 unsigned int in3, _Complex T_C_TYPE c4)
  {
    volatile _Complex T_C_TYPE r = c1 + c2 + in3 + c4;
    return r;
  }
  
  int main (void)
  {
    ffi_cif cif;
    ffi_type *args[MAX_ARGS];
    void *values[MAX_ARGS];
    _Complex T_C_TYPE c1, c2, c4, rc, rc2;
    unsigned int in3;
    args[0] = &T_FFI_TYPE;
    args[1] = &T_FFI_TYPE;
    args[2] = &ffi_type_uint;
    args[3] = &T_FFI_TYPE;
    values[0] = &c1;
    values[1] = &c2;
    values[2] = &in3;
    values[3] = &c4;
  
    /* Initialize the cif */
    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
  		     &T_FFI_TYPE, args) == FFI_OK);
    c1 = 127.0 + 255.0 * I;
    c2 = 128.0 + 256.0;
    in3 = 255;
    c4 = 512.7 + 1024.1 * I;
  
    ffi_call(&cif, FFI_FN(return_c), &rc, values);
    rc2 = return_c(c1, c2, in3, c4);
    printf ("%f,%fi vs %f,%fi\n",
  	  T_CONV creal (rc), T_CONV cimag (rc),
  	  T_CONV creal (rc2), T_CONV cimag (rc2));
    CHECK(rc == rc2);
    exit(0);
  }
  

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