什么是栈的字节对齐? 栈的字节对齐,实际是指栈顶指针必须是某字节的整数倍 。 AAPCS栈使用规约: 在ARM上编程,但凡涉及到调用,就需要遵循一套规约 AAPCS :《Procedure Call Standard for the ARM Architecture》。 这套规约里面对栈使用的约定如下: 5.2.1.1 Universal...
自顶向下设计 As programs get larger and more complex, they become more difficult to design, code and maintain. As with any large project, it is often a good idea to break large, comple...