Compiler Construction

Lab Goals

• lab1: Using flex and bison for DEMO language
• lab2: Use the bison parser generator to build an abstract syntax tree (AST) for an input DemoSub program. Based on the AST constructed, write an interpreter in C to execute the program.

Lab 1 - Running

1. make parser
2. make demo
3. ./demo

Lab 2 - Running

1. make clean
2. make demo
3. ./demo

All detailed running procedures are shown in Makefile.