1 /*

     2  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 /**

    26  * @test

    27  * @bug 7196199

    28  * @summary java/text/Bidi/Bug6665028.java failed: Bidi run count incorrect

    29  *

    30  * @run main/othervm/timeout=400 -Xmx32m -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:-TieredCompilation -XX:CompileCommand=exclude,Test7196199.test -XX:+SafepointALot -XX:GuaranteedSafepointInterval=100 Test7196199

    31  */

    32 

    33 

    34 public class Test7196199 {

    35   private static final int ARRLEN = 97;

    36   private static final int ITERS  = 5000;

    37   private static final int INI_ITERS  = 1000;

    38   private static final int SFP_ITERS  = 10000;

    39   private static final float SFP_ITERS_F  = 10000.f;

    40   private static final float VALUE = 15.f;

    41   public static void main(String args[]) {

    42     int errn = test();

    43     if (errn > 0) {

    44       System.err.println("FAILED: " + errn + " errors");

    45       System.exit(97);

    46     }

    47     System.out.println("PASSED");

    48   }

    49 

    50   static int test() {

    51     float[] a0 = new float[ARRLEN];

    52     float[] a1 = new float[ARRLEN];

    53     // Initialize

    54     for (int i=0; i<ARRLEN; i++) {

    55       a0[i] = 0.f;

    56       a1[i] = (float)i;

    57     }

    58     System.out.println("Warmup");

    59     for (int i=0; i<INI_ITERS; i++) {

    60       test_incrc(a0);

    61       test_incrv(a0, VALUE);

    62       test_addc(a0, a1);

    63       test_addv(a0, a1, VALUE);

    64     }

    65     // Test and verify results

    66     System.out.println("Verification");

    67     int errn = 0;

    68     for (int i=0; i<ARRLEN; i++)

    69       a0[i] = 0.f;

    70 

    71     System.out.println("  test_incrc");

    72     for (int j=0; j<ITERS; j++) {

    73       test_incrc(a0);

    74       for (int i=0; i<ARRLEN; i++) {

    75         errn += verify("test_incrc: ", i, a0[i], VALUE*SFP_ITERS_F);

    76         a0[i] = 0.f; // Reset

    77       }

    78     }

    79 

    80     System.out.println("  test_incrv");

    81     for (int j=0; j<ITERS; j++) {

    82       test_incrv(a0, VALUE);

    83       for (int i=0; i<ARRLEN; i++) {

    84         errn += verify("test_incrv: ", i, a0[i], VALUE*SFP_ITERS_F);

    85         a0[i] = 0.f; // Reset

    86       }

    87     }

    88 

    89     System.out.println("  test_addc");

    90     for (int j=0; j<ITERS; j++) {

    91       test_addc(a0, a1);

    92       for (int i=0; i<ARRLEN; i++) {

    93         errn += verify("test_addc: ", i, a0[i], ((float)i + VALUE)*SFP_ITERS_F);

    94         a0[i] = 0.f; // Reset

    95       }

    96     }

    97 

    98     System.out.println("  test_addv");

    99     for (int j=0; j<ITERS; j++) {

   100       test_addv(a0, a1, VALUE);

   101       for (int i=0; i<ARRLEN; i++) {

   102         errn += verify("test_addv: ", i, a0[i], ((float)i + VALUE)*SFP_ITERS_F);

   103         a0[i] = 0.f; // Reset

   104       }

   105     }

   106 

   107     if (errn > 0)

   108       return errn;

   109 

   110     System.out.println("Time");

   111     long start, end;

   112 

   113     start = System.currentTimeMillis();

   114     for (int i=0; i<INI_ITERS; i++) {

   115       test_incrc(a0);

   116     }

   117     end = System.currentTimeMillis();

   118     System.out.println("test_incrc: " + (end - start));

   119 

   120     start = System.currentTimeMillis();

   121     for (int i=0; i<INI_ITERS; i++) {

   122       test_incrv(a0, VALUE);

   123     }

   124     end = System.currentTimeMillis();

   125     System.out.println("test_incrv: " + (end - start));

   126 

   127     start = System.currentTimeMillis();

   128     for (int i=0; i<INI_ITERS; i++) {

   129       test_addc(a0, a1);

   130     }

   131     end = System.currentTimeMillis();

   132     System.out.println("test_addc: " + (end - start));

   133 

   134     start = System.currentTimeMillis();

   135     for (int i=0; i<INI_ITERS; i++) {

   136       test_addv(a0, a1, VALUE);

   137     }

   138     end = System.currentTimeMillis();

   139     System.out.println("test_addv: " + (end - start));

   140 

   141     return errn;

   142   }

   143 

   144   static void test_incrc(float[] a0) {

   145     // Non-counted loop with safepoint.

   146     for (long l = 0; l < SFP_ITERS; l++) {

   147       // Counted and vectorized loop.

   148       for (int i = 0; i < a0.length; i+=1) {

   149         a0[i] += VALUE;

   150       }

   151     }

   152   }

   153   static void test_incrv(float[] a0, float b) {

   154     // Non-counted loop with safepoint.

   155     for (long l = 0; l < SFP_ITERS; l++) {

   156       // Counted and vectorized loop.

   157       for (int i = 0; i < a0.length; i+=1) {

   158         a0[i] += b;

   159       }

   160     }

   161   }

   162   static void test_addc(float[] a0, float[] a1) {

   163     // Non-counted loop with safepoint.

   164     for (long l = 0; l < SFP_ITERS; l++) {

   165       // Counted and vectorized loop.

   166       for (int i = 0; i < a0.length; i+=1) {

   167         a0[i] += a1[i]+VALUE;

   168       }

   169     }

   170   }

   171   static void test_addv(float[] a0, float[] a1, float b) {

   172     // Non-counted loop with safepoint.

   173     for (long l = 0; l < SFP_ITERS; l++) {

   174       // Counted and vectorized loop.

   175       for (int i = 0; i < a0.length; i+=1) {

   176         a0[i] += a1[i]+b;

   177       }

   178     }

   179   }

   180 

   181   static int verify(String text, int i, float elem, float val) {

   182     if (elem != val) {

   183       System.err.println(text + "[" + i + "] = " + elem + " != " + val);

   184       return 1;

   185     }

   186     return 0;

   187   }

   188 }

   189