# PA4：中间代码优化

- [实验内容](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/shi-yan-nei-rong.md)
- [基本块](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/ji-ben-kuai.md)
- [数据流分析概述](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/shu-ju-liu-fen-xi-gai-shu.md)
- [数据流优化概述](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/shu-ju-liu-you-hua-gai-shu.md)
- [公共表达式提取](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/gong-gong-biao-da-shi-ti-qu.md)
- [复写传播](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/fu-xie-chuan-bo.md)
- [常量传播](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/chang-liang-chuan-bo.md)
- [死代码消除](/decaf-book/java-kuang-jia-fen-jie-duan-zhi-dao/pa4-zhong-jian-dai-ma-you-hua/si-dai-ma-xiao-chu.md)