JDK 11 jdk.hotspot.agent.jmod is the JMOD file for JDK 11 Hotspot Agent module.

JDK 11 Hotspot Agent module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.hotspot.agent.jmod.

JDK 11 Hotspot Agent module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Hotspot Agent module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.hotspot.agent.

You can click and view the content of each source code file in the list below.

⏎ sun/jvm/hotspot/ci/ciMethod.java

/*
 * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package sun.jvm.hotspot.ci;

import java.io.*;
import java.util.*;
import sun.jvm.hotspot.debugger.*;
import sun.jvm.hotspot.code.*;
import sun.jvm.hotspot.runtime.*;
import sun.jvm.hotspot.oops.*;
import sun.jvm.hotspot.types.*;

public class ciMethod extends ciMetadata {
  static {
    VM.registerVMInitializedObserver(new Observer() {
        public void update(Observable o, Object data) {
          initialize(VM.getVM().getTypeDataBase());
        }
      });
  }

  private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
    Type type      = db.lookupType("ciMethod");
    interpreterThrowoutCountField = new CIntField(type.getCIntegerField("_interpreter_throwout_count"), 0);
    interpreterInvocationCountField = new CIntField(type.getCIntegerField("_interpreter_invocation_count"), 0);
    try {
        // XXX
        instructionsSizeField = new CIntField(type.getCIntegerField("_instructions_size"), 0);
    } catch (Exception e) {
    }
  }

  private static CIntField interpreterThrowoutCountField;
  private static CIntField interpreterInvocationCountField;
  private static CIntField instructionsSizeField;

  public ciMethod(Address addr) {
    super(addr);
  }

  public Method method() {
    return (Method)getMetadata();
  }

  public int interpreterThrowoutCount() {
    return (int) interpreterThrowoutCountField.getValue(getAddress());
  }

  public int interpreterInvocationCount() {
    return (int) interpreterInvocationCountField.getValue(getAddress());
  }

  public int instructionsSize() {
    if (instructionsSizeField == null) {
      // XXX
      Method method = method();
      NMethod nm = method.getNativeMethod();
      if (nm != null) return (int)nm.codeEnd().minus(nm.getVerifiedEntryPoint());
      return 0;
    }
    return (int) instructionsSizeField.getValue(getAddress());
  }

  public void printShortName(PrintStream st) {
    Method method = method();
    st.printf(" %s::%s", method.getMethodHolder().getName().asString().replace('/', '.'),
              method.getName().asString());
  }

  public void dumpReplayData(PrintStream out) {
    Method method = (Method)getMetadata();
    NMethod nm = method.getNativeMethod();
    out.println("ciMethod " +
                nameAsAscii() + " " +
                method.getInvocationCount() + " " +
                method.getBackedgeCount() + " " +
                interpreterInvocationCount() + " " +
                interpreterThrowoutCount() + " " +
                instructionsSize());
  }

  public void printValueOn(PrintStream tty) {
    tty.print("ciMethod " + method().getName().asString() + method().getSignature().asString() + "@" + getAddress());
  }

  public String nameAsAscii() {
    Method method = (Method)getMetadata();
    return method.nameAsAscii();
  }
}

⏎ sun/jvm/hotspot/ci/ciMethod.java

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