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Java example source code file (TestShortDoubleVect.java)

This example Java source code file (TestShortDoubleVect.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

align_off, arrlen, iters, offset, scale, testshortdoublevect, unalign_off

The TestShortDoubleVect.java Java example source code

/*
 * 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 7119644
 * @summary Increase superword's vector size up to 256 bits
 *
 * @run main/othervm/timeout=300 -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:-TieredCompilation -XX:-OptimizeFill TestShortDoubleVect
 */

public class TestShortDoubleVect {
  private static final int ARRLEN = 997;
  private static final int ITERS  = 11000;
  private static final int OFFSET = 3;
  private static final int SCALE = 2;
  private static final int ALIGN_OFF = 8;
  private static final int UNALIGN_OFF = 5;

  public static void main(String args[]) {
    System.out.println("Testing Short + Double vectors");
    int errn = test();
    if (errn > 0) {
      System.err.println("FAILED: " + errn + " errors");
      System.exit(97);
    }
    System.out.println("PASSED");
  }

  static int test() {
    short[] a1 = new short[ARRLEN];
    short[] a2 = new short[ARRLEN];
    double[] b1 = new double[ARRLEN];
    double[] b2 = new double[ARRLEN];
    System.out.println("Warmup");
    for (int i=0; i<ITERS; i++) {
      test_ci(a1, b1);
      test_vi(a2, b2, (short)123, 103.);
      test_cp(a1, a2, b1, b2);
      test_ci_neg(a1, b1);
      test_vi_neg(a1, b1, (short)123, 103.);
      test_cp_neg(a1, a2, b1, b2);
      test_ci_oppos(a1, b1);
      test_vi_oppos(a1, b1, (short)123, 103.);
      test_cp_oppos(a1, a2, b1, b2);
      test_ci_aln(a1, b1);
      test_vi_aln(a1, b1, (short)123, 103.);
      test_cp_alndst(a1, a2, b1, b2);
      test_cp_alnsrc(a1, a2, b1, b2);
      test_ci_unaln(a1, b1);
      test_vi_unaln(a1, b1, (short)123, 103.);
      test_cp_unalndst(a1, a2, b1, b2);
      test_cp_unalnsrc(a1, a2, b1, b2);
    }
    // Initialize
    for (int i=0; i<ARRLEN; i++) {
      a1[i] = -1;
      a2[i] = -1;
      b1[i] = -1.;
      b2[i] = -1.;
    }
    // Test and verify results
    System.out.println("Verification");
    int errn = 0;
    {
      test_ci(a1, b1);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_ci: a1", i, a1[i], (short)-123);
        errn += verify("test_ci: b1", i, b1[i], -103.);
      }
      test_vi(a2, b2, (short)123, 103.);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_vi: a2", i, a2[i], (short)123);
        errn += verify("test_vi: b2", i, b2[i], 103.);
      }
      test_cp(a1, a2, b1, b2);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_cp: a1", i, a1[i], (short)123);
        errn += verify("test_cp: b1", i, b1[i], 103.);
      }

      // Reset for negative stride
      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        a2[i] = -1;
        b1[i] = -1.;
        b2[i] = -1.;
      }
      test_ci_neg(a1, b1);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_ci_neg: a1", i, a1[i], (short)-123);
        errn += verify("test_ci_neg: b1", i, b1[i], -103.);
      }
      test_vi_neg(a2, b2, (short)123, 103.);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_vi_neg: a2", i, a2[i], (short)123);
        errn += verify("test_vi_neg: b2", i, b2[i], 103.);
      }
      test_cp_neg(a1, a2, b1, b2);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_cp_neg: a1", i, a1[i], (short)123);
        errn += verify("test_cp_neg: b1", i, b1[i], 103.);
      }

      // Reset for opposite stride
      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        a2[i] = -1;
        b1[i] = -1.;
        b2[i] = -1.;
      }
      test_ci_oppos(a1, b1);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_ci_oppos: a1", i, a1[i], (short)-123);
        errn += verify("test_ci_oppos: b1", i, b1[i], -103.);
      }
      test_vi_oppos(a2, b2, (short)123, 103.);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_vi_oppos: a2", i, a2[i], (short)123);
        errn += verify("test_vi_oppos: b2", i, b2[i], 103.);
      }
      test_cp_oppos(a1, a2, b1, b2);
      for (int i=0; i<ARRLEN; i++) {
        errn += verify("test_cp_oppos: a1", i, a1[i], (short)123);
        errn += verify("test_cp_oppos: b1", i, b1[i], 103.);
      }

      // Reset for 2 arrays with relative aligned offset
      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        a2[i] = 123;
        b1[i] = -1.;
        b2[i] = 123.;
      }
      test_cp_alndst(a1, a2, b1, b2);
      for (int i=0; i<ALIGN_OFF; i++) {
        errn += verify("test_cp_alndst: a1", i, a1[i], (short)-1);
        errn += verify("test_cp_alndst: b1", i, b1[i], -1.);
      }
      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_cp_alndst: a1", i, a1[i], (short)123);
        errn += verify("test_cp_alndst: b1", i, b1[i], 123.);
      }
      for (int i=0; i<ARRLEN; i++) {
        a2[i] = -123;
        b2[i] = -123.;
      }
      test_cp_alnsrc(a1, a2, b1, b2);
      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
        errn += verify("test_cp_alnsrc: a1", i, a1[i], (short)-123);
        errn += verify("test_cp_alnsrc: b1", i, b1[i], -123.);
      }
      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_cp_alnsrc: a1", i, a1[i], (short)123);
        errn += verify("test_cp_alnsrc: b1", i, b1[i], 123.);
      }

      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        b1[i] = -1.;
      }
      test_ci_aln(a1, b1);
      for (int i=0; i<ALIGN_OFF; i++) {
        errn += verify("test_ci_aln: a1", i, a1[i], (short)-1);
      }
      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_ci_aln: a1", i, a1[i], (short)-123);
      }
      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
        errn += verify("test_ci_aln: b1", i, b1[i], -103.);
      }
      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_ci_aln: b1", i, b1[i], -1.);
      }

      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        b1[i] = -1.;
      }
      test_vi_aln(a1, b1, (short)123, 103.);
      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
        errn += verify("test_vi_aln: a1", i, a1[i], (short)123);
      }
      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_vi_aln: a1", i, a1[i], (short)-1);
      }
      for (int i=0; i<ALIGN_OFF; i++) {
        errn += verify("test_vi_aln: b1", i, b1[i], -1.);
      }
      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_vi_aln: b1", i, b1[i], 103.);
      }

      // Reset for 2 arrays with relative unaligned offset
      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        a2[i] = 123;
        b1[i] = -1.;
        b2[i] = 123.;
      }
      test_cp_unalndst(a1, a2, b1, b2);
      for (int i=0; i<UNALIGN_OFF; i++) {
        errn += verify("test_cp_unalndst: a1", i, a1[i], (short)-1);
        errn += verify("test_cp_unalndst: b1", i, b1[i], -1.);
      }
      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_cp_unalndst: a1", i, a1[i], (short)123);
        errn += verify("test_cp_unalndst: b1", i, b1[i], 123.);
      }
      for (int i=0; i<ARRLEN; i++) {
        a2[i] = -123;
        b2[i] = -123.;
      }
      test_cp_unalnsrc(a1, a2, b1, b2);
      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
        errn += verify("test_cp_unalnsrc: a1", i, a1[i], (short)-123);
        errn += verify("test_cp_unalnsrc: b1", i, b1[i], -123.);
      }
      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_cp_unalnsrc: a1", i, a1[i], (short)123);
        errn += verify("test_cp_unalnsrc: b1", i, b1[i], 123.);
      }
      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        b1[i] = -1;
      }
      test_ci_unaln(a1, b1);
      for (int i=0; i<UNALIGN_OFF; i++) {
        errn += verify("test_ci_unaln: a1", i, a1[i], (short)-1);
      }
      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_ci_unaln: a1", i, a1[i], (short)-123);
      }
      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
        errn += verify("test_ci_unaln: b1", i, b1[i], -103.);
      }
      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_ci_unaln: b1", i, b1[i], -1.);
      }
      for (int i=0; i<ARRLEN; i++) {
        a1[i] = -1;
        b1[i] = -1;
      }
      test_vi_unaln(a1, b1, (short)123, 103.);
      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
        errn += verify("test_vi_unaln: a1", i, a1[i], (short)123);
      }
      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_vi_unaln: a1", i, a1[i], (short)-1);
      }
      for (int i=0; i<UNALIGN_OFF; i++) {
        errn += verify("test_vi_unaln: b1", i, b1[i], -1.);
      }
      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
        errn += verify("test_vi_unaln: b1", i, b1[i], 103.);
      }

      // Reset for aligned overlap initialization
      for (int i=0; i<ALIGN_OFF; i++) {
        a1[i] = (short)i;
        b1[i] = (double)i;
      }
      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
        a1[i] = -1;
        b1[i] = -1.;
      }
      test_cp_alndst(a1, a1, b1, b1);
      for (int i=0; i<ARRLEN; i++) {
        int v = i%ALIGN_OFF;
        errn += verify("test_cp_alndst_overlap: a1", i, a1[i], (short)v);
        errn += verify("test_cp_alndst_overlap: b1", i, b1[i], (double)v);
      }
      for (int i=0; i<ALIGN_OFF; i++) {
        a1[i+ALIGN_OFF] = -1;
        b1[i+ALIGN_OFF] = -1.;
      }
      test_cp_alnsrc(a1, a1, b1, b1);
      for (int i=0; i<ALIGN_OFF; i++) {
        errn += verify("test_cp_alnsrc_overlap: a1", i, a1[i], (short)-1);
        errn += verify("test_cp_alnsrc_overlap: b1", i, b1[i], -1.);
      }
      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
        int v = i%ALIGN_OFF;
        errn += verify("test_cp_alnsrc_overlap: a1", i, a1[i], (short)v);
        errn += verify("test_cp_alnsrc_overlap: b1", i, b1[i], (double)v);
      }

      // Reset for unaligned overlap initialization
      for (int i=0; i<UNALIGN_OFF; i++) {
        a1[i] = (short)i;
        b1[i] = (double)i;
      }
      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
        a1[i] = -1;
        b1[i] = -1.;
      }
      test_cp_unalndst(a1, a1, b1, b1);
      for (int i=0; i<ARRLEN; i++) {
        int v = i%UNALIGN_OFF;
        errn += verify("test_cp_unalndst_overlap: a1", i, a1[i], (short)v);
        errn += verify("test_cp_unalndst_overlap: b1", i, b1[i], (double)v);
      }
      for (int i=0; i<UNALIGN_OFF; i++) {
        a1[i+UNALIGN_OFF] = -1;
        b1[i+UNALIGN_OFF] = -1.;
      }
      test_cp_unalnsrc(a1, a1, b1, b1);
      for (int i=0; i<UNALIGN_OFF; i++) {
        errn += verify("test_cp_unalnsrc_overlap: a1", i, a1[i], (short)-1);
        errn += verify("test_cp_unalnsrc_overlap: b1", i, b1[i], -1.);
      }
      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
        int v = i%UNALIGN_OFF;
        errn += verify("test_cp_unalnsrc_overlap: a1", i, a1[i], (short)v);
        errn += verify("test_cp_unalnsrc_overlap: b1", i, b1[i], (double)v);
      }

    }

    if (errn > 0)
      return errn;

    System.out.println("Time");
    long start, end;
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_ci(a1, b1);
    }
    end = System.currentTimeMillis();
    System.out.println("test_ci: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_vi(a2, b2, (short)123, 103.);
    }
    end = System.currentTimeMillis();
    System.out.println("test_vi: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_ci_neg(a1, b1);
    }
    end = System.currentTimeMillis();
    System.out.println("test_ci_neg: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_vi_neg(a1, b1, (short)123, 103.);
    }
    end = System.currentTimeMillis();
    System.out.println("test_vi_neg: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp_neg(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp_neg: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_ci_oppos(a1, b1);
    }
    end = System.currentTimeMillis();
    System.out.println("test_ci_oppos: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_vi_oppos(a1, b1, (short)123, 103.);
    }
    end = System.currentTimeMillis();
    System.out.println("test_vi_oppos: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp_oppos(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp_oppos: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_ci_aln(a1, b1);
    }
    end = System.currentTimeMillis();
    System.out.println("test_ci_aln: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_vi_aln(a1, b1, (short)123, 103.);
    }
    end = System.currentTimeMillis();
    System.out.println("test_vi_aln: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp_alndst(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp_alndst: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp_alnsrc(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp_alnsrc: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_ci_unaln(a1, b1);
    }
    end = System.currentTimeMillis();
    System.out.println("test_ci_unaln: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_vi_unaln(a1, b1, (short)123, 103.);
    }
    end = System.currentTimeMillis();
    System.out.println("test_vi_unaln: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp_unalndst(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp_unalndst: " + (end - start));
    start = System.currentTimeMillis();
    for (int i=0; i<ITERS; i++) {
      test_cp_unalnsrc(a1, a2, b1, b2);
    }
    end = System.currentTimeMillis();
    System.out.println("test_cp_unalnsrc: " + (end - start));
    return errn;
  }

  static void test_ci(short[] a, double[] b) {
    for (int i = 0; i < a.length; i+=1) {
      a[i] = -123;
      b[i] = -103.;
    }
  }
  static void test_vi(short[] a, double[] b, short c, double d) {
    for (int i = 0; i < a.length; i+=1) {
      a[i] = c;
      b[i] = d;
    }
  }
  static void test_cp(short[] a, short[] b, double[] c, double[] d) {
    for (int i = 0; i < a.length; i+=1) {
      a[i] = b[i];
      c[i] = d[i];
    }
  }
  static void test_ci_neg(short[] a, double[] b) {
    for (int i = a.length-1; i >= 0; i-=1) {
      a[i] = -123;
      b[i] = -103.;
    }
  }
  static void test_vi_neg(short[] a, double[] b, short c, double d) {
    for (int i = a.length-1; i >= 0; i-=1) {
      a[i] = c;
      b[i] = d;
    }
  }
  static void test_cp_neg(short[] a, short[] b, double[] c, double[] d) {
    for (int i = a.length-1; i >= 0; i-=1) {
      a[i] = b[i];
      c[i] = d[i];
    }
  }
  static void test_ci_oppos(short[] a, double[] b) {
    int limit = a.length-1;
    for (int i = 0; i < a.length; i+=1) {
      a[limit-i] = -123;
      b[i] = -103.;
    }
  }
  static void test_vi_oppos(short[] a, double[] b, short c, double d) {
    int limit = a.length-1;
    for (int i = a.length-1; i >= 0; i-=1) {
      a[i] = c;
      b[limit-i] = d;
    }
  }
  static void test_cp_oppos(short[] a, short[] b, double[] c, double[] d) {
    int limit = a.length-1;
    for (int i = 0; i < a.length; i+=1) {
      a[i] = b[limit-i];
      c[limit-i] = d[i];
    }
  }
  static void test_ci_aln(short[] a, double[] b) {
    for (int i = 0; i < a.length-ALIGN_OFF; i+=1) {
      a[i+ALIGN_OFF] = -123;
      b[i] = -103.;
    }
  }
  static void test_vi_aln(short[] a, double[] b, short c, double d) {
    for (int i = 0; i < a.length-ALIGN_OFF; i+=1) {
      a[i] = c;
      b[i+ALIGN_OFF] = d;
    }
  }
  static void test_cp_alndst(short[] a, short[] b, double[] c, double[] d) {
    for (int i = 0; i < a.length-ALIGN_OFF; i+=1) {
      a[i+ALIGN_OFF] = b[i];
      c[i+ALIGN_OFF] = d[i];
    }
  }
  static void test_cp_alnsrc(short[] a, short[] b, double[] c, double[] d) {
    for (int i = 0; i < a.length-ALIGN_OFF; i+=1) {
      a[i] = b[i+ALIGN_OFF];
      c[i] = d[i+ALIGN_OFF];
    }
  }
  static void test_ci_unaln(short[] a, double[] b) {
    for (int i = 0; i < a.length-UNALIGN_OFF; i+=1) {
      a[i+UNALIGN_OFF] = -123;
      b[i] = -103.;
    }
  }
  static void test_vi_unaln(short[] a, double[] b, short c, double d) {
    for (int i = 0; i < a.length-UNALIGN_OFF; i+=1) {
      a[i] = c;
      b[i+UNALIGN_OFF] = d;
    }
  }
  static void test_cp_unalndst(short[] a, short[] b, double[] c, double[] d) {
    for (int i = 0; i < a.length-UNALIGN_OFF; i+=1) {
      a[i+UNALIGN_OFF] = b[i];
      c[i+UNALIGN_OFF] = d[i];
    }
  }
  static void test_cp_unalnsrc(short[] a, short[] b, double[] c, double[] d) {
    for (int i = 0; i < a.length-UNALIGN_OFF; i+=1) {
      a[i] = b[i+UNALIGN_OFF];
      c[i] = d[i+UNALIGN_OFF];
    }
  }

  static int verify(String text, int i, short elem, short val) {
    if (elem != val) {
      System.err.println(text + "[" + i + "] = " + elem + " != " + val);
      return 1;
    }
    return 0;
  }
  static int verify(String text, int i, double elem, double val) {
    if (elem != val) {
      System.err.println(text + "[" + i + "] = " + elem + " != " + val);
      return 1;
    }
    return 0;
  }
}

Other Java examples (source code examples)

Here is a short list of links related to this Java TestShortDoubleVect.java source code file:

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