Mercurial > jdk8-mips64-public > hotspot / file revision

 /*

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

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

  *

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

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

  * published by the Free Software Foundation.

  *

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

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

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

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

  * accompanied this code).

  *

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

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

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

  *

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

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

  * questions.

  *

  */

 /**

  * @test

  * @bug 7196199

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

  *

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

  */

 public class Test7196199 {

   private static final int ARRLEN = 97;

   private static final int ITERS  = 5000;

   private static final int INI_ITERS  = 1000;

   private static final int SFP_ITERS  = 10000;

   private static final float SFP_ITERS_F  = 10000.f;

   private static final float VALUE = 15.f;

   public static void main(String args[]) {

     int errn = test();

     if (errn > 0) {

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

       System.exit(97);

     }

     System.out.println("PASSED");

   }

   static int test() {

     float[] a0 = new float[ARRLEN];

     float[] a1 = new float[ARRLEN];

     // Initialize

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

       a0[i] = 0.f;

       a1[i] = (float)i;

     }

     System.out.println("Warmup");

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

       test_incrc(a0);

       test_incrv(a0, VALUE);

       test_addc(a0, a1);

       test_addv(a0, a1, VALUE);

     }

     // Test and verify results

     System.out.println("Verification");

     int errn = 0;

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

       a0[i] = 0.f;

     System.out.println("  test_incrc");

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

       test_incrc(a0);

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

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

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

       }

     }

     System.out.println("  test_incrv");

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

       test_incrv(a0, VALUE);

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

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

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

       }

     }

     System.out.println("  test_addc");

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

       test_addc(a0, a1);

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

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

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

       }

     }

     System.out.println("  test_addv");

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

       test_addv(a0, a1, VALUE);

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

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

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

       }

     }

     if (errn > 0)

       return errn;

     System.out.println("Time");

     long start, end;

     start = System.currentTimeMillis();

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

       test_incrc(a0);

     }

     end = System.currentTimeMillis();

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

     start = System.currentTimeMillis();

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

       test_incrv(a0, VALUE);

     }

     end = System.currentTimeMillis();

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

     start = System.currentTimeMillis();

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

       test_addc(a0, a1);

     }

     end = System.currentTimeMillis();

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

     start = System.currentTimeMillis();

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

       test_addv(a0, a1, VALUE);

     }

     end = System.currentTimeMillis();

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

     return errn;

   }

   static void test_incrc(float[] a0) {

     // Non-counted loop with safepoint.

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

       // Counted and vectorized loop.

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

         a0[i] += VALUE;

       }

     }

   }

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

     // Non-counted loop with safepoint.

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

       // Counted and vectorized loop.

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

         a0[i] += b;

       }

     }

   }

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

     // Non-counted loop with safepoint.

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

       // Counted and vectorized loop.

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

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

       }

     }

   }

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

     // Non-counted loop with safepoint.

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

       // Counted and vectorized loop.

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

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

       }

     }

   }

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

     if (elem != val) {

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

       return 1;

     }

     return 0;

   }

 }