Important Topics in Compiler Design

By BYJU'S Exam Prep

Updated on: September 25th, 2023

Important Topics in Compiler Design– Compiler Design is the base of programming. It tells how the programs are executed in the system. A compiler is basically a software program that transforms high-level source code that is written by a developer in a high-level programming language into a low-level object code (binary code) in machine language, which can be recognize by the processor. Here is the list of some important topics of compiler design so that one can focus on these topics while preparing and prepare accordingly.

  • Phases of Compiler
    • Overview of all the phases
    • Types of compiler
  • Grammar and languages 
    • Checking Ambiguous or not
    • Removing Left Factoring
    • Removing Left Recursion
  • Lexical Analysis
    • Counting the number of tokens in a given program
    • Identifying lexemes
  • Parsing
    • Top-down parsers
      • Recursive Descent
      • LL(1)
    • Finding First and Follow
    • Bottom-Up parser
      • LR(0)
      • SLR(1)
      • CLR(1)
      • LALR(1)
    • Finding the number of states in the above parsers
    • Parsing given string according to the grammar using stack
  • Syntax Directed Translation
    • S – attributed and L – attributed 
    • Finding the output from given grammar and corresponding rules
  • Intermediate Code Generation
    • Representation of 3 address code
    • Postfix Notation
    • Control Flow Graphs
  • Runtime Environment
    • Activation Record

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