可变目标c编译器设计与实现的源代码，写的非常不错，可以参考一下，写个自己的编译器-Variable objective c compiler design and implementation source code, written in very good for reference, write your own compiler

可变目标C编译器—设计与实现 中文版和配套源码(Variable target C compiler - Design and implement Chinese version and supporting source code)