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File name CSE-V-SYSTEMS SOFTWARE [10CS52]-NOTES.pdf

SYSTEM SOFTWARE 10CS52 SYLLABUS PART ­ A UNIT ­ 1 6 Hours Machine Architecture: Introduction, System Software and Machine Architecture, Simplified Instructional Computer (SIC) - SIC Machine Architecture, SIC/XE Machine Architecture, SIC Programming Examples. UNIT ­ 5 6 Hours Editors and Debugging Systems: Text Editors - Overview of Editing Process, User Interface, Editor Structure, Interactive Debugging Systems - Debugging Functions and Capabilities, Relationship With Other Parts Of The System, User-Interface Criteria CI CITSTUDENTS.IN UNIT ­ 6 8 Hours Macro Processor: Basic Macro Processor Functions - Macro Definitions and Expansion, Macro Processor Algorithm and Data Structures, Machine- Independent Macro Processor Features - Concatenation of Macro Parameters, Generation of Unique Labels, Conditional Macro Expansion, Keyword Macro Parameters, Macro Processor Design Options - Recursive Macro Expansion, General-Purpose Macro Processors, Macro Processing Within Language Translators, Implementation Examples - MASM Macro Processor, ANSI C Macro Processor. TS TU D UNIT ­ 4 8 Hours Loaders and Linkers: Basic Loader Functions - Design of an Absolute Loader, A Simple Bootstrap Loader, Machine-Dependent Loader Features ­ Relocation, Program Linking, Algorithm and Data Structures for a Linking Loader; Machine-Independent Loader Features - Automatic Library Search, Loader Options, Loader Design Options - Linkage Editor, Dynamic Linkage, Bootstrap Loaders, Implementation Examples - MS-DOS Linker. EN PART ­ B 6 Hours UNIT ­ 3 Assemblers -2: Machine Independent Assembler Features ­ Literals,Symbol-Definition Statements, Expression, Program Blocks, Control Sections and Programming Linking, Assembler Design Operations - One- Pass Assembler, Multi-Pass Assembler, Implementation Examples ­ MASM Assembler. TS .IN 6 Hours UNIT ­ 2 Assemblers -1: Basic Assembler Function - A Simple SIC Assembler, Assembler Algorithm and Data Structures, Machine Dependent Assembler Features - Instruction Formats & Addressing Modes, Program Relocation. SYSTEM SOFTWARE 10CS52 6 Hours UNIT ­ 7 Lex and Yacc ­ 1: Lex and Yacc - The Simplest Lex Program, Recognizing Words With LEX, Symbol Tables, Grammars, Parser-Lexer Communication, The Parts of Speech Lexer, 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, Parsing a Command Line. UNIT ­ 8 6 Hours Lex and Yacc - 2 : Using YACC ­ Grammars, Recursive Rules, Shift/Reduce Parsing, What YACC Cannot Parse, A YACC Parser - The Definition Section, The Rules Section, Symbol Values and Actions, The LEXER, Compiling and Running a Simple Parser, Arithmetic Expressions and Ambiguity, Variables and Typed Tokens. Text Books: 1. Leland.L.Beck: System Software, 3rd Edition, Pearson Education, 1997. (Chapters 1.1 to 1.3, 2 (except 2.5.2 and 2.5.3), 3 (except 3.5.2 and 3.5.3), 4 (except 4.4.3)) 2. John.R.Levine, Tony