No need to enter a context for DynamicObject benchmarking.

Author: woess

truffle/src/org.graalvm.truffle.benchmark/src/org/graalvm/truffle/benchmark/DynamicObjectBenchmark.java

@@ -43,15 +43,12 @@
 import java.lang.invoke.MethodHandles;
 import java.util.stream.IntStream;
 
-import org.graalvm.polyglot.Context;
-import org.graalvm.polyglot.Engine;
 import org.openjdk.jmh.annotations.Benchmark;
 import org.openjdk.jmh.annotations.CompilerControl;
 import org.openjdk.jmh.annotations.Param;
 import org.openjdk.jmh.annotations.Scope;
 import org.openjdk.jmh.annotations.Setup;
 import org.openjdk.jmh.annotations.State;
-import org.openjdk.jmh.annotations.TearDown;
 import org.openjdk.jmh.annotations.Threads;
 import org.openjdk.jmh.annotations.Warmup;
 
@@ -62,7 +59,6 @@
 @Warmup(iterations = 10, time = 1)
 public class DynamicObjectBenchmark extends TruffleBenchmark {
 
-    static final String TEST_LANGUAGE = "benchmark-test-language";
     private static final int PROPERTY_KEYS_PER_ITERATION = 1000;
     static final MethodHandles.Lookup LOOKUP = MethodHandles.lookup();
 
@@ -92,15 +88,9 @@ private static final class MyDynamicObjectWithFields extends DynamicObject {
 
     @State(Scope.Benchmark)
     public static class SharedEngineState {
-        final Engine engine = Engine.newBuilder().allowExperimentalOptions(true).option("engine.Compilation", "false").build();
         final Shape rootShape = Shape.newBuilder().layout(MyDynamicObject.class, LOOKUP).build();
         final Shape[] expectedShapes = new Shape[PROPERTY_KEYS_PER_ITERATION];
 
-        @TearDown
-        public void tearDown() {
-            engine.close();
-        }
-
         private void assertSameShape(int i, Shape actualShape) {
             Shape expectedShape = expectedShapes[i];
             if (expectedShape == null) {
@@ -113,26 +103,16 @@ private void assertSameShape(int i, Shape actualShape) {
 
     @State(Scope.Thread)
     public static class PerThreadContextState {
-        Context context;
         DynamicObject object;
 
         @Setup
         public void setup(SharedEngineState shared) {
-            context = Context.newBuilder(TEST_LANGUAGE).engine(shared.engine).build();
-            context.enter();
-
             object = new MyDynamicObject(shared.rootShape);
             for (int i = 0; i < PROPERTY_KEYS_PER_ITERATION; i++) {
                 String key = PROPERTY_KEYS[i];
                 DynamicObject.PutNode.getUncached().put(object, key, "testValue");
             }
         }
-
-        @TearDown
-        public void tearDown() {
-            context.leave();
-            context.close();
-        }
     }
 
     /**