This document discusses single pass compilers. A single pass compiler scans the source code once, immediately translating each part into machine code without intermediate code generation or optimization. The main stages are lexical analysis, syntactical analysis, and code generation. Single pass compilers are more efficient and use less memory than multi-pass compilers but cannot optimize code or support complex languages.
This is about a topic of compiler design, LR and SLR parsing algorithm and LR grammar, Canonical collection and Item, Conflict in LR parsing shift reduce. Classification of Bottom up parsing.
Presentation is about Traditional Two Pass Compiler architecture done by 4th year Computer Science and Technology(special) undergraduates at Uva Wellassa University, Sri Lanka
This is about a topic of compiler design, LR and SLR parsing algorithm and LR grammar, Canonical collection and Item, Conflict in LR parsing shift reduce. Classification of Bottom up parsing.
Presentation is about Traditional Two Pass Compiler architecture done by 4th year Computer Science and Technology(special) undergraduates at Uva Wellassa University, Sri Lanka
Chapter 1
Introduction
Programming languages are notations for describing computations to people
and to machines. The world as we know it depends on programming languages,
because all the software running on all the computers was written in some
programming language. But, before a program can be run, it first must be
translated into a form in which it can be executed by a computer.
The software systems that do this translation are called compilers.
This book is about how to design and implement compilers. We shall discover that a few basic ideas can be used to construct translators for a wide
variety of languages and machines. Besides compilers, the principles and techniques for compiler design are applicable to so many other domains that they
are likely to be reused many times in the career of a computer scientist. The
study of compiler writing touches upon programming languages, machine architecture, language theory, algorithms, and software engineering.
In this preliminary chapter, we introduce the different forms of language
translators, give a high level overview of the structure of a typical compiler,
and discuss the trends in programming languages and machine architecture
that are shaping compilers. We include some observations on the relationship
between compiler design and computer-science theory and an outline of the
applications of compiler technology that go beyond compilation. We end with
a brief outline of key programming-language concepts that will be needed for
our study of compilers.
1.1 Language Processors
Simply stated, a compiler is a program that can read a program in one language - the source language - and translate it into an equivalent program in
another language - the target language; see Fig. 1.1. An important role of the
compiler is to report any errors in the source program that it detects during
the translation proc....
If the target program is an executable machine-language program, it can
then be called by the user to process inputs and produce outputs; see Fig. 1.2.
Target Program output tFigure 1.2: Running the target program
An interpreter is another common kind of language processor. Instead of
producing a target program as a translation, an interpreter appears to directly
execute the operations specified in the source program on inputs supplied by
the user, as shown in Fig. 1.3.
source program 1 Interpreter t- output input
Figure 1.3: An interpreter
The machine-language target program produced by a compiler is usually
much faster than an interpreter at mapping inputs to outputs . An interpreter,
however, can usually give better error diagnostics than a compiler, because it
executes the source program statement by statement.
Example 1.1 : Java language processors combine compilation and interpretation, as shown in Fig. 1.4. A Java source program may first be compiled into
an intermediate form called bytecodes. The bytecodes are tinto machine language
immediately be.
Whenever we create a source code and start the process of evaluating it, computer only shows the output and errors (if occurred). We don’t know the actual process behind it. The exact procedure behind the compilation task and step by step evaluation of source code are explained. In addition to that touched topics are High level languages, Low level languages, Pre-processors, Translators, Compilers, Assemblers, Interpreters, Linkers and Loaders.
LANGUAGE PROCESSING SYSTEM
COMPILER DESIGN- ARCHITECTURE
INTERPRETER
ROLE OF COMPILER & INTERPRETER
COMPARISION OF INTERPRETER & COMPILER
PURE AND IMPUTER INTERPRETER
P-CODE COMPILERS
A presentation of Compiler Design on the topic Passes. It include one pass, two pass and multi-pass. It also include comparison between single pass and multi-pass compiler and use cases of both the compiler.
This Slide will clear all the Question Regarding compiler development and will also help to understand how a compiler works and how the phases are connected to each one
About
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Indigenized remote control interface card suitable for MAFI system CCR equipment. Compatible for IDM8000 CCR. Backplane mounted serial and TCP/Ethernet communication module for CCR remote access. IDM 8000 CCR remote control on serial and TCP protocol.
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Indigenized remote control interface card suitable for MAFI system CCR equipment. Compatible for IDM8000 CCR. Backplane mounted serial and TCP/Ethernet communication module for CCR remote access. IDM 8000 CCR remote control on serial and TCP protocol.
• Remote control: Parallel or serial interface
• Compatible with MAFI CCR system
• Copatiable with IDM8000 CCR
• Compatible with Backplane mount serial communication.
• Compatible with commercial and Defence aviation CCR system.
• Remote control system for accessing CCR and allied system over serial or TCP.
• Indigenized local Support/presence in India.
Application
• Remote control: Parallel or serial interface.
• Compatible with MAFI CCR system.
• Compatible with IDM8000 CCR.
• Compatible with Backplane mount serial communication.
• Compatible with commercial and Defence aviation CCR system.
• Remote control system for accessing CCR and allied system over serial or TCP.
• Indigenized local Support/presence in India.
• Easy in configuration using DIP switches.
Hybrid optimization of pumped hydro system and solar- Engr. Abdul-Azeez.pdffxintegritypublishin
Advancements in technology unveil a myriad of electrical and electronic breakthroughs geared towards efficiently harnessing limited resources to meet human energy demands. The optimization of hybrid solar PV panels and pumped hydro energy supply systems plays a pivotal role in utilizing natural resources effectively. This initiative not only benefits humanity but also fosters environmental sustainability. The study investigated the design optimization of these hybrid systems, focusing on understanding solar radiation patterns, identifying geographical influences on solar radiation, formulating a mathematical model for system optimization, and determining the optimal configuration of PV panels and pumped hydro storage. Through a comparative analysis approach and eight weeks of data collection, the study addressed key research questions related to solar radiation patterns and optimal system design. The findings highlighted regions with heightened solar radiation levels, showcasing substantial potential for power generation and emphasizing the system's efficiency. Optimizing system design significantly boosted power generation, promoted renewable energy utilization, and enhanced energy storage capacity. The study underscored the benefits of optimizing hybrid solar PV panels and pumped hydro energy supply systems for sustainable energy usage. Optimizing the design of solar PV panels and pumped hydro energy supply systems as examined across diverse climatic conditions in a developing country, not only enhances power generation but also improves the integration of renewable energy sources and boosts energy storage capacities, particularly beneficial for less economically prosperous regions. Additionally, the study provides valuable insights for advancing energy research in economically viable areas. Recommendations included conducting site-specific assessments, utilizing advanced modeling tools, implementing regular maintenance protocols, and enhancing communication among system components.
Water scarcity is the lack of fresh water resources to meet the standard water demand. There are two type of water scarcity. One is physical. The other is economic water scarcity.
Final project report on grocery store management system..pdfKamal Acharya
In today’s fast-changing business environment, it’s extremely important to be able to respond to client needs in the most effective and timely manner. If your customers wish to see your business online and have instant access to your products or services.
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This document will discuss each of the underlying technologies to create and implement an e- commerce website.
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Our project explains about the student management. This project mainly explains the various actions related to student details. This project shows some ease in adding, editing and deleting the student details. It also provides a less time consuming process for viewing, adding, editing and deleting the marks of the students.
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4. compiler
A compiler is a computer program which helps you
transform source code written in a high-level
language into low-level machine language. It
translates the code written in one programming
language to some other language without changing
the meaning of the code.
5. Types of compiler
Native code compiler.
Cross compiler.
Source to source compiler.
Single pass compiler.
Multi pass compiler.
Thread code compiler.
Incremental compiler.
Source compiler.
7. Definition
In computer programming, a one-pass compiler is
a compiler that passes through the parts of
each compilation unit only once, immediately
translating each part into its final machine code.
10. Main stages of single pass compiler are lexical
analysis, syntactical analysis and code generator.
First, the lexical analysis scans the source code and
divides it into tokens. Every programming
language has a grammar. It represents the syntax
and legal statements of the language. Then, the
syntactical analysis determines the language
constructs described by the grammar. Finally, the
code generator generates the target code. Overall,
single pass compiler does not optimize the code.
Moreover, there is no intermediate code
generation.
11. Advantage
It is more efficient then multi-pass compiler in the
compiler phases.
It takes a minimum time to compile
Memory consumption in single pass compiler is low.
It is smaller and faster than multi-pass compiler
12. Disadvantage
There is no code optimization.
It compile less efficient program
It has a limited scope.
There is no intermediate code generation in single
pass compiler.
Programming languages such as Pascal can be
implemented using a single pass compiler.
we can’t backup and process, it again so grammar
should be limited or simplified.
