/*

 * 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

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 * questions.

 */

/**

 * @test

 * @bug 7196199

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

 *

 * @run main/othervm/timeout=400 -Xmx128m -Xbatch -XX:+IgnoreUnrecognizedVMOptions

 *      -XX:+UnlockDiagnosticVMOptions -XX:-TieredCompilation

 *      -XX:+SafepointALot -XX:GuaranteedSafepointInterval=100

 *      -XX:CompileCommand=exclude,compiler.runtime.Test7196199::test

 *      compiler.runtime.Test7196199

 */

package compiler.runtime;

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;

    }

}