1 /*
   2  * Copyright (c) 2013, 2018, 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 
  24 
  25 package org.graalvm.compiler.hotspot.test;
  26 
  27 import org.graalvm.compiler.api.test.Graal;
  28 import org.graalvm.compiler.core.common.CompilationIdentifier;
  29 import org.graalvm.compiler.core.test.GraalCompilerTest;
  30 import org.graalvm.compiler.hotspot.HotSpotBackend;
  31 import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
  32 import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
  33 import org.graalvm.compiler.nodes.StructuredGraph;
  34 import org.graalvm.compiler.options.OptionValues;
  35 import org.graalvm.compiler.runtime.RuntimeProvider;
  36 import org.junit.Assume;
  37 import org.junit.AssumptionViolatedException;
  38 
  39 import jdk.vm.ci.code.InstalledCode;
  40 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
  41 import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
  42 import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
  43 import jdk.vm.ci.meta.ResolvedJavaMethod;
  44 
  45 /**
  46  * A compiler test that needs access to the {@link HotSpotGraalRuntimeProvider}.
  47  */
  48 public abstract class HotSpotGraalCompilerTest extends GraalCompilerTest {
  49 
  50     /**
  51      * Gets the {@link HotSpotGraalRuntimeProvider}.
  52      */
  53     protected HotSpotGraalRuntimeProvider runtime() {
  54         return ((HotSpotBackend) getBackend()).getRuntime();
  55     }
  56 
  57     /**
  58      * Checks that the {@code UseJVMCICompiler} flag is false.
  59      *
  60      * @param message describes the reason the test should be ignored when Graal is the JIT
  61      * @throws AssumptionViolatedException if {@code UseJVMCICompiler == true}
  62      */
  63     public static void assumeGraalIsNotJIT(String message) {
  64         HotSpotVMConfigStore configStore = HotSpotJVMCIRuntime.runtime().getConfigStore();
  65         HotSpotVMConfigAccess access = new HotSpotVMConfigAccess(configStore);
  66         boolean useJVMCICompiler = access.getFlag("UseJVMCICompiler", Boolean.class);
  67         Assume.assumeFalse(message, useJVMCICompiler);
  68     }
  69 
  70     protected InstalledCode compileAndInstallSubstitution(Class<?> c, String methodName) {
  71         ResolvedJavaMethod method = getMetaAccess().lookupJavaMethod(getMethod(c, methodName));
  72         HotSpotGraalRuntimeProvider rt = (HotSpotGraalRuntimeProvider) Graal.getRequiredCapability(RuntimeProvider.class);
  73         HotSpotProviders providers = rt.getHostBackend().getProviders();
  74         CompilationIdentifier compilationId = runtime().getHostBackend().getCompilationIdentifier(method);
  75         OptionValues options = getInitialOptions();
  76         StructuredGraph graph = providers.getReplacements().getIntrinsicGraph(method, compilationId, getDebugContext(options), null);
  77         if (graph != null) {
  78             return getCode(method, graph, true, true, graph.getOptions());
  79         }
  80         return null;
  81     }
  82 }