Compilers Assignment 2

Task 1

Navigate to task_1_Lexical_Analysis
Place the file to be tested in this folder
Run -> lex BTC24ETH.l
Run -> cc lex.yy.c
Run -> ./a.out < <your_file_name>
Get the output in terminal

Task 2

Navigate to task_2_Syntax_Analysis
Place the file to be tested in this folder
Run -> lex BTC24ETH.l
Run -> bison -d --yacc BTC24ETH.y
Run -> cc y.tab.c
Run -> ./a.out < <your_file_name>
Get the output in terminal

Task 3

Navigate to task_3
Place the file to be tested in this folder
Run -> yacc -d parser.y
Run -> lex lexer.l
Run -> gcc y.tab.c lex.yy.c -ll
Run -> ./a.out <your_file_name>
Run -> python3 draw.py
Get the output in terminal and in .ps file

Task 4

Navigate to task_4
Place the file to be tested in this folder
Run -> yacc -d parser.y
Run -> lex lexer.l
Run -> gcc y.tab.c lex.yy.c -ll
Run -> ./a.out <your_file_name>
Get the output in terminal

Task 5

Navigate to task_5
Place the file to be tested in this folder
Run -> yacc -d parser.y
Run -> lex lexer.l
Run -> gcc y.tab.c lex.yy.c -ll
Run -> ./a.out <your_file_name>
Get the output in terminal

For Task 5 while and for do loops are not implemented, additionally the evaluator cannot handle negative integers.