COMPILESTUDY

flex and bison for SysY language

A project for Compiling SysY Language.

definition of SysY

1.Lexical Analyzer

generate token flow

• 
• Flex/Lex

• auto_lex.l
• lex.yy.c (lex generate)

• manual c process

• man_lex.c man_lex.h

2.Syntax Analyzer

generate abstract syntax tree

• 
• Bison/Yacc code

• lrparser.y
• main.c ast.c ast.h

• manual java process

• rdcheck.java just check
• rdparser.java generate ast

3.intermidiate code generator and optimizor

combine the semantic analyzer to it

• 
• manual c process generate .ll file

• lrparser BisonCodeGenerate/workout/main.c BisonCodeGenerate/workout/lrparser.tab.c BisonCodeGenerate/workout/lrparser.tab.h BisonCodeGenerate/workout/ast.c BisonCodeGenerate/workout/ast.h BisonCodeGenerate/workout/lex.yy.c BisonCodeGenerate/workout/genllvm.c BisonCodeGenerate/workout/genllvm.h BisonCodeGenerate/workout/hashMap.c BisonCodeGenerate/workout/hashMap.h BisonCodeGenerate/workout/list.c BisonCodeGenerate/workout/list.h