System Software and Compilers for BE VTU Course 18 OBE & CBCS (VI- CSE -18CS61)

Module 1 Introduction to System Software, Machine Architecture of SIC and SIC/XE. Assemblers : Basic assembler functions, machine dependent assembler features, machine independent assembler features, assembler design options. Basic Loader Functions. (Chapter – 1) Module 2 Introduction : Language Processors, The structure of a compiler, The evaluation of programming languages, The science of building compiler, Applications of compiler technology. Lexical Analysis : The role of lexical analyzer, Input buffering, Specifications of token, recognition of tokens. (Chapter – 2) Module 3 Syntax Analysis : Introduction, Context Free Grammars, Writing a grammar, Top Down Parsers, Bottom-Up Parsers. (Chapter – 3) Module 4 Lex and Yacc : The Simplest Lex Program, Grammars, Parser – Lexer Communication, A YACC Parser, The Rules Section, Running LEX and YACC, LEX and Hand – Written Lexers, Using LEX – Regular Expression, Examples of Regular Expressions, A Word Counting Program, Using YACC : Grammars, Recursive Rules, Shift/Reduce Parsing, What YACC Cannot Parse, A YACC Parser – The Definition Section, The Rules Section, The LEXER, Compiling and Running a Simple Parser, Arithmetic Expressions and Ambiguity. (Chapter – 4) Module 5 Syntax Directed Translation, Intermediate code generation, Code generation. (Chapters – 5, 6, 7)