/*

  * 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);

 }