1 /*
   2  * Copyright (c) 2015, 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 package org.graalvm.compiler.microbenchmarks.graal.util;
  24 
  25 import org.graalvm.compiler.api.test.Graal;
  26 import org.graalvm.compiler.core.target.Backend;
  27 import org.graalvm.compiler.debug.DebugHandlersFactory;
  28 import org.graalvm.compiler.debug.DebugContext;
  29 import org.graalvm.compiler.options.OptionValues;
  30 import org.graalvm.compiler.phases.util.Providers;
  31 import org.graalvm.compiler.runtime.RuntimeProvider;
  32 import org.openjdk.jmh.annotations.Scope;
  33 import org.openjdk.jmh.annotations.State;
  34 
  35 import jdk.vm.ci.meta.MetaAccessProvider;
  36 
  37 /**
  38  * Read-only, thread-local state providing Graal runtime context. This has to be thread-local due to
  39  * requirements that {@link DebugContext} objects be single threaded in their usage.
  40  */
  41 @State(Scope.Thread)
  42 public class GraalState {
  43 
  44     public final OptionValues options;
  45     public final DebugContext debug;
  46     public final Backend backend;
  47     public final Providers providers;
  48     public final MetaAccessProvider metaAccess;
  49 
  50     public GraalState() {
  51         options = Graal.getRequiredCapability(OptionValues.class);
  52         debug = DebugContext.create(options, DebugHandlersFactory.LOADER);
  53         backend = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend();
  54         providers = backend.getProviders();
  55         metaAccess = providers.getMetaAccess();
  56     }
  57 }