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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.nodes.StructuredGraph.AllowAssumptions;
35 import org.graalvm.compiler.options.OptionValues;
36 import org.graalvm.compiler.runtime.RuntimeProvider;
37 import org.junit.Assume;
38 import org.junit.AssumptionViolatedException;
39 
40 import jdk.vm.ci.code.InstalledCode;
41 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
42 import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
43 import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
44 import jdk.vm.ci.meta.ResolvedJavaMethod;
45 
46 /**
47  * A compiler test that needs access to the {@link HotSpotGraalRuntimeProvider}.
48  */
49 public abstract class HotSpotGraalCompilerTest extends GraalCompilerTest {
50 
51     /**
52      * Gets the {@link HotSpotGraalRuntimeProvider}.
53      */
runtime()54     protected HotSpotGraalRuntimeProvider runtime() {
55         return ((HotSpotBackend) getBackend()).getRuntime();
56     }
57 
58     /**
59      * Checks that the {@code UseJVMCICompiler} flag is false.
60      *
61      * @param message describes the reason the test should be ignored when Graal is the JIT
62      * @throws AssumptionViolatedException if {@code UseJVMCICompiler == true}
63      */
assumeGraalIsNotJIT(String message)64     public static void assumeGraalIsNotJIT(String message) {
65         HotSpotVMConfigStore configStore = HotSpotJVMCIRuntime.runtime().getConfigStore();
66         HotSpotVMConfigAccess access = new HotSpotVMConfigAccess(configStore);
67         boolean useJVMCICompiler = access.getFlag("UseJVMCICompiler", Boolean.class);
68         Assume.assumeFalse(message, useJVMCICompiler);
69     }
70 
compileAndInstallSubstitution(Class<?> c, String methodName)71     protected InstalledCode compileAndInstallSubstitution(Class<?> c, String methodName) {
72         ResolvedJavaMethod method = getMetaAccess().lookupJavaMethod(getMethod(c, methodName));
73         HotSpotGraalRuntimeProvider rt = (HotSpotGraalRuntimeProvider) Graal.getRequiredCapability(RuntimeProvider.class);
74         HotSpotProviders providers = rt.getHostBackend().getProviders();
75         CompilationIdentifier compilationId = runtime().getHostBackend().getCompilationIdentifier(method);
76         OptionValues options = getInitialOptions();
77         StructuredGraph graph = providers.getReplacements().getIntrinsicGraph(method, compilationId, getDebugContext(options), AllowAssumptions.YES, null);
78         if (graph != null) {
79             return getCode(method, graph, true, true, graph.getOptions());
80         }
81         return null;
82     }
83 }
84