/*

 * LIBOIL - Library of Optimized Inner Loops

 * Copyright (c) 2004 David A. Schleef <ds@schleef.org>

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 */

#include <stdio.h>

#include <liboil/liboilprototype.h>

#include <liboil/liboiltest.h>

#include <liboil/liboilcpu.h>

#include <liboil/liboilrandom.h>

#include <liboil/liboil.h>

#include <ctype.h>

#include <stdlib.h>

#include <string.h>

#include <math.h>

#define LOG_FILE "c:\\logs\\testsuite_stride_log1.txt"

#include "std_log_result.h"

#define LOG_FILENAME_LINE __FILE__, __LINE__

void create_xml(int result)

{

    if(result)

        assert_failed = 1;

    testResultXml("testsuite_stride");

    close_log_file();

}

void hist(OilTest *Test);

int verbose = 0;

int fail = 0;

int main (int argc, char *argv[])

{

  OilFunctionClass *klass;

  OilFunctionImpl *impl;

  OilTest *test;

  int i;

  int n;

  int j;

  int ret;

  unsigned int cpu_flags;

  //xmlfile = "stride";

  std_log(LOG_FILENAME_LINE, "Test Started testsuite_stride");

  if (argc > 1 && strcmp(argv[1],"-v") == 0) {

    verbose = 1;

  }

  oil_init ();

  cpu_flags = oil_cpu_get_flags ();

  n = oil_class_get_n_classes ();

  for (i=0;i<n; i++ )

  {

      klass = oil_class_get_by_index(i);

      std_log(LOG_FILENAME_LINE,"Class Name %s %d\n",klass->name, i);

      test = oil_test_new (klass);

      if (test == NULL) 

      {

          std_log(LOG_FILENAME_LINE,"class \"%s\" has  bad prototype\n", klass->name);

          assert_failed = fail = 1; 

          continue;

      }

      oil_test_set_iterations (test, 1);

      test->n = 1 + oil_rand_u8();

      test->m = 1 + oil_rand_u8();

      std_log(LOG_FILENAME_LINE, "ref impl %s",klass->reference_impl->name);

      oil_test_check_impl (test, klass->reference_impl);        //Testing whether an appropriate implementation is suitable or not

                                                                //Runs the testing procedure described by test on the implementation impl

      for(j=0;j<OIL_ARG_LAST;j++)

      {

          if (test->params[j].is_stride) 

          {

              test->params[j].value += oil_type_sizeof(test->params[j].type) *

              (oil_rand_u8()&0xf);

          }

      }

      test->inited = 0;

      for (impl = klass->first_impl; impl; impl = impl->next) 

      {

          std_log(LOG_FILENAME_LINE,"  %s\n", impl->name);

          if ((impl->flags & OIL_CPU_FLAG_MASK) & ~cpu_flags){

              std_log(LOG_FILENAME_LINE, "Not supported");

          } 

          else 

          {

              ret = oil_test_check_impl (test, impl);

              if (!ret) 

              {

                  assert_failed = fail = 1;

                  oil_test_free (test);

                  std_log(LOG_FILENAME_LINE, "Test Failed");

                  create_xml(1);

                  return fail;

              }

          }

      }

      oil_test_free (test);

  }

  if(assert_failed)

      std_log(LOG_FILENAME_LINE,"Test Fail");

  else

      std_log(LOG_FILENAME_LINE,"Test Successful");

  create_xml(0);

  return fail;

}

void

hist(OilTest *test)

{

  double ave;

  double std;

  int max_i;

  double off;

  double s;

  double s2;

  int i;

  int n;

  double x;

  do {

    s = s2 = 0;

    n = 0;

    max_i = -1;

    for(i=0;i<10;i++){

      x = test->prof.hist_time[i];

      s2 += x * x * test->prof.hist_count[i];

      s += x * test->prof.hist_count[i];

      n += test->prof.hist_count[i];

      if (test->prof.hist_count[i] > 0) {

        if (max_i == -1 || test->prof.hist_time[i] > test->prof.hist_time[max_i]) {

          max_i = i;

        }

      }

    }

    ave = s / n;

    std = sqrt (s2 - s * s / n + n*n) / (n-1);

    off = (test->prof.hist_time[max_i] - ave)/std;

    printf("    ave=%g std=%g max=%ld off=%g %s\n",

        ave, std, test->prof.hist_time[max_i], off, (off>4.0)?"yes":"no");

    if (off > 4.0) {

      test->prof.hist_count[max_i] = 0;

    }

  } while (off > 4.0);

  printf("    ave=%g std=%g\n", ave, std);

}