这是一个编译递归子程序,通过输入语句可以判断是否由指定文法推出-This is a recursive routines compiled by the input to determine whether statements can be specified by the grammar launched
语法分析器,对已给pascal语言文法,构造LL(1)分析表,编制语法分析程序,要求将错误信息输出到语法错误文件中,并输出分析句子的过程-Parser that have been to the pascal language grammar, structure LL (1) analysis table, the preparation of parsing procedure that requires the output to the error message syntax error file, and output analysis of the process of sentence
打开2.tab.c编译运行,a.txt为测试用的PL/0程序。 2.output中有所有的产生式和LALR分析表的所有状态。- Opens the 2.tab.c translation movement, a.txt is measures the
test the PL/0 procedure. In 2.output has all production patterns and
LALR analytical table all conditions.