JDK 17 jdk.hotspot.agent.jmod is the JMOD file for JDK 17 Hotspot Agent module.

JDK 17 Hotspot Agent module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\jdk.hotspot.agent.jmod.

JDK 17 Hotspot Agent module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 Hotspot Agent module source code files are stored in \fyicenter\jdk-17.0.5\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/code/VMRegImpl.java

/*
 * Copyright (c) 2006, 2020, 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.code;

import java.util.*;

import sun.jvm.hotspot.debugger.*;
import sun.jvm.hotspot.runtime.*;
import sun.jvm.hotspot.types.*;
import sun.jvm.hotspot.utilities.*;
import sun.jvm.hotspot.utilities.Observable;
import sun.jvm.hotspot.utilities.Observer;

public class VMRegImpl {

  private static VMReg stack0;
  private static int stack0Val;
  private static Address stack0Addr;
  private static AddressField regNameField;
  private static int stackSlotSize;

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

  private static void initialize(TypeDataBase db) {
    Type type = db.lookupType("VMRegImpl");
    AddressField stack0Field = type.getAddressField("stack0");
    stack0Addr = stack0Field.getValue();
    stack0Val = (int) stack0Addr.hashCode();
    stack0 = new VMReg(stack0Val);
    regNameField = type.getAddressField("regName[0]");
    stackSlotSize = db.lookupIntConstant("VMRegImpl::stack_slot_size");
  }

  public static VMReg getStack0() {
    return stack0;
  }

  public static String getRegisterName(int index) {
    if (Assert.ASSERTS_ENABLED) {
      Assert.that(index >= 0 && index < stack0Val, "invalid index : " + index);
    }
    Address regName = regNameField.getStaticFieldAddress();
    long addrSize = VM.getVM().getAddressSize();
    return CStringUtilities.getString(regName.getAddressAt(index * addrSize));
  }

  public static int getStackSlotSize() {
    return stackSlotSize;
  }
}

⏎ sun/jvm/hotspot/code/VMRegImpl.java

Or download all of them as a single archive file:

File name: jdk.hotspot.agent-17.0.5-src.zip
File size: 1238587 bytes
Release date: 2022-09-13
Download 

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