hotspot/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.microbenchmarks/src/org/graalvm/compiler/microbenchmarks/lir/trace/TraceBuilderBenchmark.java
author iveresov
Fri, 07 Jul 2017 09:40:47 -0700
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permissions -rw-r--r--
8183991: Update Graal Reviewed-by: kvn
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/*
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 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package org.graalvm.compiler.microbenchmarks.lir.trace;
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import org.openjdk.jmh.annotations.Benchmark;
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import org.openjdk.jmh.annotations.Param;
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import org.openjdk.jmh.annotations.Warmup;
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import org.graalvm.compiler.core.common.alloc.BiDirectionalTraceBuilder;
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import org.graalvm.compiler.core.common.alloc.TraceBuilderResult;
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import org.graalvm.compiler.core.common.alloc.UniDirectionalTraceBuilder;
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import org.graalvm.compiler.lir.alloc.trace.TraceBuilderPhase;
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import org.graalvm.compiler.microbenchmarks.graal.GraalBenchmark;
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@Warmup(iterations = 15)
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public class TraceBuilderBenchmark extends GraalBenchmark {
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    public static class State extends ControlFlowGraphState {
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        @MethodDescString @Param({
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                        "java.lang.String#equals",
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                        "java.util.HashMap#computeIfAbsent"
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        }) public String method;
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    }
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    @Benchmark
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    public TraceBuilderResult uniDirectionalTraceBuilder(State s) {
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        return UniDirectionalTraceBuilder.computeTraces(s.getLIR().getDebug(), s.cfg.getStartBlock(), s.cfg.getBlocks(), TraceBuilderPhase.getTrivialTracePredicate(s.getLIR()));
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    }
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    @Benchmark
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    public TraceBuilderResult biDirectionalTraceBuilder(State s) {
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        return BiDirectionalTraceBuilder.computeTraces(s.getLIR().getDebug(), s.cfg.getStartBlock(), s.cfg.getBlocks(), TraceBuilderPhase.getTrivialTracePredicate(s.getLIR()));
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    }
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}