1 files changed, 85 insertions, 0 deletions
diff --git a/java9/src/jmh/java/io/perfmark/java9/VarHandleMarkHolderBenchmarkTest.java b/java9/src/jmh/java/io/perfmark/java9/VarHandleMarkHolderBenchmarkTest.java
new file mode 100644
index 0000000..b6162fe
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+++ b/java9/src/jmh/java/io/perfmark/java9/VarHandleMarkHolderBenchmarkTest.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2021 Carl Mastrangelo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.perfmark.java9;
+
+import static java.util.List.of;
+
+import io.perfmark.impl.MarkHolder;
+import io.perfmark.testing.GarbageCollector;
+import io.perfmark.testing.MarkHolderBenchmark;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+import org.junit.runners.Parameterized;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.runner.Runner;
+import org.openjdk.jmh.runner.options.Options;
+import org.openjdk.jmh.runner.options.OptionsBuilder;
+import org.openjdk.jmh.runner.options.TimeValue;
+
+@RunWith(Parameterized.class)
+public class VarHandleMarkHolderBenchmarkTest {
+
+  @Parameterized.Parameter(0)
+  public GarbageCollector gc;
+
+  @Parameterized.Parameters
+  public static Collection<Object[]> args() {
+    List<Object[]> cases = new ArrayList<>();
+    for (GarbageCollector gc : GarbageCollector.values()) {
+      if (gc != GarbageCollector.CMS) {
+        continue;
+      }
+      cases.add(List.of(gc).toArray(new Object[0]));
+    }
+
+    return List.copyOf(cases);
+  }
+
+  @Test
+  public void markHolderBenchmark() throws Exception {
+    List<String> jvmArgs = new ArrayList<>();
+    jvmArgs.add("-da");
+    jvmArgs.addAll(gc.jvmArgs());
+    Options options = new OptionsBuilder()
+        .include(VarHandleMarkHolderBenchmark.class.getCanonicalName())
+        .measurementIterations(10)
+        .warmupIterations(10)
+        .forks(1)
+        .warmupTime(TimeValue.seconds(1))
+        .measurementTime(TimeValue.seconds(1))
+        .param("GC", gc.name())
+        .shouldFailOnError(true)
+        // This is necessary to run in the IDE, otherwise it would inherit the VM args.
+        .jvmArgs(jvmArgs.toArray(new String[0]))
+        .build();
+
+    new Runner(options).run();
+  }
+
+  @State(Scope.Thread)
+  public static class VarHandleMarkHolderBenchmark extends MarkHolderBenchmark {
+    @Override
+    public MarkHolder getMarkHolder() {
+      return new VarHandleMarkHolder(16384);
+    }
+  }
+}