1/* 2 * Copyright (c) 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 */ 23package org.graalvm.compiler.microbenchmarks.lir.trace; 24 25import org.openjdk.jmh.annotations.Benchmark; 26import org.openjdk.jmh.annotations.Param; 27import org.openjdk.jmh.annotations.Warmup; 28 29import org.graalvm.compiler.core.common.alloc.BiDirectionalTraceBuilder; 30import org.graalvm.compiler.core.common.alloc.TraceBuilderResult; 31import org.graalvm.compiler.core.common.alloc.UniDirectionalTraceBuilder; 32import org.graalvm.compiler.lir.alloc.trace.TraceBuilderPhase; 33import org.graalvm.compiler.microbenchmarks.graal.GraalBenchmark; 34 35@Warmup(iterations = 15) 36public class TraceBuilderBenchmark extends GraalBenchmark { 37 38 public static class State extends ControlFlowGraphState { 39 @MethodDescString @Param({ 40 "java.lang.String#equals", 41 "java.util.HashMap#computeIfAbsent" 42 }) public String method; 43 } 44 45 @Benchmark 46 public TraceBuilderResult uniDirectionalTraceBuilder(State s) { 47 return UniDirectionalTraceBuilder.computeTraces(s.getLIR().getDebug(), s.cfg.getStartBlock(), s.cfg.getBlocks(), TraceBuilderPhase.getTrivialTracePredicate(s.getLIR())); 48 } 49 50 @Benchmark 51 public TraceBuilderResult biDirectionalTraceBuilder(State s) { 52 return BiDirectionalTraceBuilder.computeTraces(s.getLIR().getDebug(), s.cfg.getStartBlock(), s.cfg.getBlocks(), TraceBuilderPhase.getTrivialTracePredicate(s.getLIR())); 53 } 54 55} 56