CS 2304 SYSTEM SOFTWARE Lecture Notes for IT & CSE - Fifth (5th) semester -by R.Anirudhan

CS 2304 SYSTEM SOFTWARE Lecture Notes for IT & CSE - Fifth (5th) semester


CS2304 Lecture Notes

Syllabus :


UNIT I INTRODUCTION
System software and machine architecture – The Simplified Instructional Computer
(SIC) - Machine architecture - Data and instruction formats - addressing modes -
instruction sets - I/O and programming.

UNIT II ASSEMBLERS
Basic assembler functions - A simple SIC assembler – Assembler algorithm and data
structures - Machine dependent assembler features - Instruction formats and addressing
modes – Program relocation - Machine independent assembler features - Literals –
Symbol-defining statements – Expressions - One pass assemblers and Multi pass
assemblers - Implementation example - MASM assembler.

UNIT III 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 Linking Loader - Machine-independent loader features - Automatic
Library Search – Loader Options - Loader design options - Linkage Editors – Dynamic
Linking – Bootstrap Loaders - Implementation example - MSDOS linker.

UNIT IV MACRO PROCESSORS
Basic macro processor functions - Macro Definition 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 within Macro-Implementation example -
MASM Macro Processor – ANSI C Macro language.

UNIT V SYSTEM SOFTWARE TOOLS
Text editors - Overview of the Editing Process - User Interface – Editor Structure. -
Interactive debugging systems - Debugging functions and capabilities – Relationship
with other parts of the system – User-Interface Criteria.



download System Software Lecture Notes




By Vinoth
Previous
Next Post »