1 /* 2 * Copyright (c) 2016, 2016, 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.graalvm.compiler.microbenchmarks.lir; 24 25 import java.util.HashMap; 26 27 import org.openjdk.jmh.annotations.Benchmark; 28 29 import org.graalvm.compiler.core.common.GraalOptions; 30 import org.graalvm.compiler.lir.gen.LIRGenerationResult; 31 import org.graalvm.compiler.lir.phases.LIRSuites; 32 import org.graalvm.compiler.microbenchmarks.graal.GraalBenchmark; 33 import org.graalvm.compiler.microbenchmarks.graal.util.MethodSpec; 34 import org.graalvm.compiler.options.OptionValue; 35 import org.graalvm.compiler.options.OptionValue.OverrideScope; 36 37 public class RegisterAllocationTimeBenchmark extends GraalBenchmark { 38 39 // Checkstyle: stop method name check 40 public static class LSRA_Allocation extends GraalCompilerState.AllocationStage { 41 @SuppressWarnings("try") 42 @Override 43 protected LIRSuites createLIRSuites() { 44 try (OverrideScope os = OptionValue.override(GraalOptions.TraceRA, false)) { 45 return super.createLIRSuites(); 46 } 47 } 48 } 49 50 @MethodSpec(declaringClass = String.class, name = "equals") 51 public static class LSRA_StringEquals extends LSRA_Allocation { 52 } 53 54 @MethodSpec(declaringClass = HashMap.class, name = "computeIfAbsent") 55 public static class LSRA_HashMapComputeIfAbsent extends LSRA_Allocation { 56 } 57 58 @Benchmark 59 public LIRGenerationResult lsra_STRING_equals(LSRA_StringEquals s) { 60 return s.compile(); 61 } 62 63 @Benchmark 64 public LIRGenerationResult lsra_HASHMAP_computeIfAbsent(LSRA_HashMapComputeIfAbsent s) { 65 return s.compile(); 66 } 67 68 public static class TraceRA_Allocation extends GraalCompilerState.AllocationStage { 69 @SuppressWarnings("try") 70 @Override 71 protected LIRSuites createLIRSuites() { 72 try (OverrideScope os = OptionValue.override(GraalOptions.TraceRA, true)) { 73 return super.createLIRSuites(); 74 } 75 } 76 } 77 78 @MethodSpec(declaringClass = String.class, name = "equals") 79 public static class TraceRA_StringEquals extends TraceRA_Allocation { 80 } 81 82 @MethodSpec(declaringClass = HashMap.class, name = "computeIfAbsent") 83 public static class TraceRA_HashMapComputeIfAbsent extends TraceRA_Allocation { 84 } 85 86 @Benchmark 87 public LIRGenerationResult tracera_STRING_equals(TraceRA_StringEquals s) { 88 return s.compile(); 89 } 90 91 @Benchmark 92 public LIRGenerationResult tracera_HASHMAP_computeIfAbsent(TraceRA_HashMapComputeIfAbsent s) { 93 return s.compile(); 94 } 95 // Checkstyle: resume method name check 96 }