Subversion Repositories openrisc_2011-10-31

/* Verify that fsca and fssra yield reasonable results.  */

/* This test calls the sinf and cosf library functions for targets other

   than sh4a, but the VxWorks kernel doesn't have those functions.  */

/* { dg-do run { target { "sh*-*-*" && { ! vxworks_kernel } } } } */

/* { dg-options "-O -ffast-math" } */

#include <math.h>

#include <stdlib.h>

float sqrt_arg = 4.0f, sqrt_res = 2.0f;

float dg2rad_f;

double dg2rad_d;

void check_f (float res, float expected) {

  if (res >= expected - 0.001f && res <= expected + 0.001f)

    return;

  abort ();

}

void check_d (double res, double expected) {

  if (res >= expected - 0.001 && res <= expected + 0.001)

    return;

  abort ();

}

int main() {

  check_f (sqrtf(sqrt_arg), sqrt_res);

  dg2rad_f = dg2rad_d = atan(1) / 45;

  check_f (sinf(90*dg2rad_f), 1);

  check_f (cosf(90*dg2rad_f), 0);

  check_d (sin(-90*dg2rad_d), -1);

  check_d (cos(180*dg2rad_d), -1);

  check_d (sin(-45*dg2rad_d) * cosf(135*dg2rad_f), 0.5);

  exit (0);

}