1 /*
  2  * Copyright (c) 2020, 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 package org.openjdk.bench.valhalla.arraytotal.sum;
 24 
 25 import org.openjdk.bench.valhalla.arraytotal.util.StatesR64long;
 26 import org.openjdk.bench.valhalla.types.A64long;
 27 import org.openjdk.bench.valhalla.types.ByLong;
 28 import org.openjdk.bench.valhalla.types.R64long;
 29 import org.openjdk.jmh.annotations.Benchmark;
 30 import org.openjdk.jmh.annotations.CompilerControl;
 31 
 32 public class Identity64long extends StatesR64long {
 33 
 34     @Benchmark
 35     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 36     public long Ref_as_Ref_fields(Ref_as_Ref st) {
 37         long s = 0;
 38         R64long[] arr = st.arr;
 39         for(int i=0; i < arr.length; i++) {
 40             s += arr[i].v0;
 41         }
 42         return s;
 43     }
 44 
 45     @Benchmark
 46     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 47     public long Ref_as_Abs_sum(Ref_as_Abs st) {
 48         long s = 0;
 49         A64long[] arr = st.arr;
 50         for(int i=0; i < arr.length; i++) {
 51             s += arr[i].longSum();
 52         }
 53         return s;
 54     }
 55 
 56     @Benchmark
 57     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 58     public long Ref_as_Int_sum(Ref_as_By st) {
 59         long s = 0;
 60         ByLong[] arr = st.arr;
 61         for(int i=0; i < arr.length; i++) {
 62             s += arr[i].longSum();
 63         }
 64         return s;
 65     }
 66 
 67     @Benchmark
 68     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 69     public long Abs_as_Abs_sum(Abs_as_Abs st) {
 70         long s = 0;
 71         A64long[] arr = st.arr;
 72         for(int i=0; i < arr.length; i++) {
 73             s += arr[i].longSum();
 74         }
 75         return s;
 76     }
 77 
 78     @Benchmark
 79     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 80     public long Abs_as_Int_sum(Abs_as_By st) {
 81         long s = 0;
 82         ByLong[] arr = st.arr;
 83         for(int i=0; i < arr.length; i++) {
 84             s += arr[i].longSum();
 85         }
 86         return s;
 87     }
 88 
 89     @Benchmark
 90     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 91     public long Int_as_Int_sum(By_as_By st) {
 92         long s = 0;
 93         ByLong[] arr = st.arr;
 94         for(int i=0; i < arr.length; i++) {
 95             s += arr[i].longSum();
 96         }
 97         return s;
 98     }
 99 
100 }