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package org.graalvm.compiler.hotspot.test;

import org.graalvm.compiler.api.test.Graal;
import org.graalvm.compiler.core.common.CompilationIdentifier;
import org.graalvm.compiler.core.test.GraalCompilerTest;
import org.graalvm.compiler.hotspot.HotSpotBackend;
import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
import org.graalvm.compiler.nodes.StructuredGraph;
import org.graalvm.compiler.options.OptionValues;
import org.graalvm.compiler.runtime.RuntimeProvider;
import org.junit.Assume;
import org.junit.AssumptionViolatedException;

import jdk.vm.ci.code.InstalledCode;
import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
import jdk.vm.ci.meta.ResolvedJavaMethod;

A Graal compiler test that needs access to the HotSpotGraalRuntimeProvider.
/** * A Graal compiler test that needs access to the {@link HotSpotGraalRuntimeProvider}. */
public abstract class HotSpotGraalCompilerTest extends GraalCompilerTest { /** * Gets the {@link HotSpotGraalRuntimeProvider}. */ protected HotSpotGraalRuntimeProvider runtime() { return ((HotSpotBackend) getBackend()).getRuntime(); }
Checks that the UseJVMCICompiler flag is false.
Params:
  • message – describes the reason the test should be ignored when Graal is the JIT
Throws:
  • AssumptionViolatedException – if UseJVMCICompiler == true
/** * Checks that the {@code UseJVMCICompiler} flag is false. * * @param message describes the reason the test should be ignored when Graal is the JIT * @throws AssumptionViolatedException if {@code UseJVMCICompiler == true} */
public static void assumeGraalIsNotJIT(String message) { HotSpotVMConfigStore configStore = HotSpotJVMCIRuntime.runtime().getConfigStore(); HotSpotVMConfigAccess access = new HotSpotVMConfigAccess(configStore); boolean useJVMCICompiler = access.getFlag("UseJVMCICompiler", Boolean.class); Assume.assumeFalse(message, useJVMCICompiler); } protected InstalledCode compileAndInstallSubstitution(Class<?> c, String methodName) { ResolvedJavaMethod method = getMetaAccess().lookupJavaMethod(getMethod(c, methodName)); HotSpotGraalRuntimeProvider rt = (HotSpotGraalRuntimeProvider) Graal.getRequiredCapability(RuntimeProvider.class); HotSpotProviders providers = rt.getHostBackend().getProviders(); CompilationIdentifier compilationId = runtime().getHostBackend().getCompilationIdentifier(method); OptionValues options = getInitialOptions(); StructuredGraph graph = providers.getReplacements().getIntrinsicGraph(method, compilationId, getDebugContext(options)); if (graph != null) { return getCode(method, graph, true, true, graph.getOptions()); } return null; } }