Question: you will implement a interpreter, using lex and yacc or flex and bison, for a small calculator language (actually an integer calculator) with its grammar

 you will implement a interpreter, using lex and yacc or flex and bison, for a small calculator language (actually an integer calculator) with its grammar given in BNF notation. The language literals are enclosed with ' '.  means empty string or null input. Grammar:  -> end  -> | ->INT_CONSTANT | +  | -  | *  | /  |(  ) The possible set of tokens, represented with regular expressions, includes: PLUS -> + MINUS -> - TIMES -> * DIV -> / LPAREN -> ( RPAREN -> ) INT_CONSTANT -> digit digit* digit ->[0-9] END -> end ENDOFLINE ->

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

To create an interpreter for a small calculator using lex and yacc or flex and bison youll need to follow several steps Ill outline the general proces... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

COP4020 Programming Assignment 2 reCALC Interpreter Due April 2, 2018 Purpose This project is intended to give you experience in using a parser generator (YACC) a parser, writing a syntax...

What is a branch delay slot and why does it arise? [7 marks] How can branch delays be avoided? If a processor exhibited one branch delay slot how would you reorder (and possibly modify) the...

Distributed Systems Einstein has established that there is no universal time. For earth-based computer systems discuss how events might be assiganed a time stamp which is reasonably close to...

Typechecking Rusty Due date on blackboard The goal of this assignment is to use Lex (flex, jflex) and YACC (bison, byaccj) to create a typechecker for Rusty. The parser you initially create will be...

Hi, can I get the answer to this question coded on C. Thank you Section 2. Command Line Interpreter (Exercise 2 and 3) By now you have issued a number of commands through the shell command prompt on...

INTERPRETER Please feel free to charge more than one question on this one. Introduction INTERPOL, which stands for Integer Program Oriented Language. It is Integer OrientedWhat makes it integer...

IN C++ or PYTHON please Project Description: Design and implement an interpreter that executes the code written in LAO language. The statements in LAO language are: = = := PRINT PRINT PRINT PRINT...

To the tutor: I don't how to configure it, but please charge more than one question. I need help on this assignment. I do not plan on copying your answer, but I need to see an answer to study in...

Given code, please finish in C++ #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; /* * A lexer node,...

Does the following manifesto make sense? Explain briefly. Were a darn successful company. Our book rate of return has exceeded 20 percent for five years running. Were determined that new capital...

Use the data for Frisco Company in Problem to complete the following requirements. In Problem, Frisco Company's adjusted trial balance on March 31, 2009, its fiscal year-end follows. On March 31,...

Scott Lang inhends to invest in Pym Technologies. Asauming a risk - free rate of 5 % and an expected market rate of return of 1 2 4 4 , and given Pym Technelegies has a beta of 0 . 9 , if Scott...

Questions Q1. Write a Python program to retrieve the first and last colors from the following list: color_list = ["red", "green", "white", "blue", "black") Q2. Given the following dictionary,...