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test/hotspot/jtreg/compiler/loopopts/superword/ReductionPerf.java

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  1 /*
  2  * Copyright (c) 2015, 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  * @test
 26  * @bug 8074981
 27  * @summary Add C2 x86 Superword support for scalar product reduction optimizations : int test
 28  * @requires os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64" | os.arch=="aarch64"
 29  *
 30  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions
 31  *      -XX:LoopUnrollLimit=250 -XX:CompileThresholdScaling=0.1
 32  *      -XX:CompileCommand=exclude,compiler.loopopts.superword.ReductionPerf::main
 33  *      -XX:+SuperWordReductions
 34  *      compiler.loopopts.superword.ReductionPerf
 35  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions
 36  *      -XX:LoopUnrollLimit=250 -XX:CompileThresholdScaling=0.1
 37  *      -XX:CompileCommand=exclude,compiler.loopopts.superword.ReductionPerf::main
 38  *      -XX:-SuperWordReductions
 39  *      compiler.loopopts.superword.ReductionPerf
 40  */
 41 
 42 package compiler.loopopts.superword;
 43 
 44 public class ReductionPerf {
 45     public static void main(String[] args) throws Exception {
 46         int[] a1 = new int[8 * 1024];
 47         int[] a2 = new int[8 * 1024];
 48         int[] a3 = new int[8 * 1024];

  1 /*
  2  * Copyright (c) 2015, 2021, 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  * @test
 26  * @bug 8074981
 27  * @summary Add C2 x86 Superword support for scalar product reduction optimizations : int test
 28  * @requires os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64" | os.arch=="aarch64" | os.arch=="riscv64"
 29  *
 30  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions
 31  *      -XX:LoopUnrollLimit=250 -XX:CompileThresholdScaling=0.1
 32  *      -XX:CompileCommand=exclude,compiler.loopopts.superword.ReductionPerf::main
 33  *      -XX:+SuperWordReductions
 34  *      compiler.loopopts.superword.ReductionPerf
 35  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions
 36  *      -XX:LoopUnrollLimit=250 -XX:CompileThresholdScaling=0.1
 37  *      -XX:CompileCommand=exclude,compiler.loopopts.superword.ReductionPerf::main
 38  *      -XX:-SuperWordReductions
 39  *      compiler.loopopts.superword.ReductionPerf
 40  */
 41 
 42 package compiler.loopopts.superword;
 43 
 44 public class ReductionPerf {
 45     public static void main(String[] args) throws Exception {
 46         int[] a1 = new int[8 * 1024];
 47         int[] a2 = new int[8 * 1024];
 48         int[] a3 = new int[8 * 1024];
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