System Software

UNIT-I Machine structure: - memory, registers, Data & instruction Formats C Languages Vs Assembly Languages, Addressing Modes, Data Transfer operations, Arithmetic Instructions, Compare & Branch Instructions, Logical & shift Operations, Subroutines in Assembly Languages. Unit-II Assemblers: Introduction to Translators: Interpreters vs. Compliers, Definition of an assembler, Symbol Tables, Table Processing-Search & sort Techniques, Design of an Assembler, Assembler Directives & Assembler Schenmes, Single pass & multi pass Translators, Intermediate Code Forms, and List Generation & Error Indication Unit-III Macros & Conditional Assembly: Macro Definition, Feature of Macro facility, Macroinstruction arguments, conditional Macro Expansion, Label in macros, Macro calls within macros, Use of macros, Implementation of Macros in assemblers. Unit-IV Loaders Features & Linker Editors: Automatic Library Search, Loader Design Options, Load Address & Address Origin, Loading Libraries, Program Forms & self Relocation. Linkage Editors, Dynamic Linking, Bootstrap Loaders. Unit- V Software Tools: Text Editors: Word Processors, MS DOS EDLIN editor, Binary File Editors MS DOS DEBUG Editor, Debug command line Arguments, Loading & manipulating of addresses & data. Textbooks: 1. System software by D.M.Dhamdhere (TMH) 2. System Programming by J.J.Donovan (TMH) 3. Microcomputer System: 8086/8088 & Family-Architecture & Design by Liu & Gibson, PHI Reference Books: 1. Advanced Dos by Michael Hyman & Ray Duncan (Ms-press). 2. Ms-Dos User’s manual (MS-Press) 3. Structured programming in Assembly Languages for IBM-PC by William C.Runnion.