java虚拟机JVM栈的相关内容

java虚拟机 jvm 栈数据区

java栈帧还是需要一些数据支持常量池的解析、正常方法的返回和异常的处理。大部分的java字节码指令需要进行常量池的访问，在栈帧数据区中保存着访问常量池的指针，方便程序访问java常量池。如下图所示：当函数返回或者程序出现异常的时候，jvm虚拟机必须恢复调用者函数的栈帧，并且让调用者...

java虚拟机 jvm java堆方法区 java栈

java堆是java应用程序最密切的内存空间。几乎所有的对象都存在堆中。java堆完全自动化管理，通过垃圾回收机制，垃圾对象会自动清理，不需要显式释放。根据java垃圾回收机制的不同，java堆可能有不同的结构。最常见的是将整个java堆分为新生代和老年代。跟人类差不多了，老龄化就有可能找上帝去了...

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更新时间 2024-04-30 14:50:11

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