编译原理课程报告

ads编译器的848补丁,应该是最后一版补丁,ads目前已停止更新-ads compiler 848 patch, should be the last version of patch, ads have stopped updating now

这是一个编译器的程序代码- This is a compiler procedure code

windowns 环境的lex和yacc编译器工具-windowns environment lex and yacc compiler tool

用ＢＣＢ做的pascal词法分析器，语法还没有完成，请高手继续-do with BCB pascal lexical analyzer, the syntax is not yet complete, 19:56 continue

语法分析的好的vc程序- Grammar analysis good vc procedure

在windows下应用的c语言编译器- Under windows application c language compiler

LL(1)文法使用的是确定的自顶向下的分析技术。LL(1)的含义是：第一个L表明自顶向下分析是从左向右扫描输入串，第2个L表明分析过程中将使用最左推导，1表明只需向右看一个符号便可决定如何推导，即选择哪个产生式(规则)进行推导。-LL (1) grammar using a set top-down analysis techniques. LL (1) the meaning is: the first one L shows a top-down analysis is a scan input string from left to right, the first two L shows the analysis process will be the most left-derivation, one that will be just right to see a sign can decide how to derive, choose what Production (rules) for derivation. LL (1) grammar, followed by calculation of the discriminant needs FIRST sets, FOLLOW sets and SELLECT set, and then determine whether to LL (1) grammar, the last sentence further analysis.

汇编语言的作业要求根据G 2文法的预测分析表来判断一个语句是否符合G 2文法,并且显示出处理过程及调用预测分析表的情况.-assembly language under the operational requirements of the G 2 grammar Table Forecast and Analysis to determine whether a statement G 2 grammar, and shows the process and called prediction analysis of the table.

用Lex和Yacc实现计算器的例程-with Lex and Yacc achieve the routines Calculator