Disassembly of Java in Windows (. class bytecode file-> assembly code) __java

1. Preparation Tools
Hsdis Plugin Download Address

2. Put the plugin into the folder
Unzip the downloaded plugin to get two DLL files into the jdk_home/jre/bin/client and Jdk_home/jre/binserver directory

3. Compiling and generating assembly code
Once the plug-in is placed, you can use the Java command to carry parameters to compile. The assembly code obtained by the bytecode will be exported to the console.

java-xx:+unlockdiagnosticvmoptions-xx:+printassembly Main

Note: The product version of the hotspot is used. You need to add the-xx:+unlockdiagnosticvmoptions parameter, and the parameter must be-xx:+printassembly before you can try it.