Assemblers .pdf.pptx
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1. An assembler is a language translator that accepts assembly language code as input and produces equivalent machine language code and information for the loader as output. 2. Assembly language has several advantages over high-level languages including faster speed, more efficient memory usage, and greater control over hardware operations through direct access to registers and memory. 3. Assembly language statements follow a specific format with sections for labels, mnemonics, operands, and comments. The assembler replaces mnemonics with opcodes and symbols with addresses to generate machine code.
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1. A compiler translates a source program into an equivalent target program and detects errors. It performs analysis and synthesis.
2. The analysis phase breaks down the source code into pieces and determines syntax and meaning. Synthesis converts the intermediate code into a target program.
3. A symbol table stores identifiers, their attributes like type, scope, and storage allocation. It also stores information about subroutines.
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The document discusses the different phases of a compiler:
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- The role of the lexical analyzer is to read the source program and group it into tokens that are then passed to the parser.
- Regular expressions are used to specify patterns for tokens and can be represented by finite automata like NFAs and DFAs.
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3. A symbol table stores identifiers, their attributes like type, scope, and storage allocation. It also stores information about subroutines.
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5. Context free grammars are used to specify language syntax using terminals, non-terminals, start symbols, and productions.
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3. The semantic analyzer checks for semantic errors like type mismatches and ensures types are used consistently.
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The phases of a compiler are:
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This document provides information about the third edition of the magazine "Sthapatya" published by the Association of Civil Engineers (Practicing) Aurangabad. It includes messages from current and past presidents of ACEP, memories and photos from past ACEP events, information on life time achievement awards given by ACEP, and a technical article on concrete maintenance, repairs and strengthening. The document highlights activities of ACEP and provides a technical educational article for members.
Embedded machine learning-based road conditions and driving behavior monitoring
Car accident rates have increased in recent years, resulting in losses in human lives, properties, and other financial costs. An embedded machine learning-based system is developed to address this critical issue. The system can monitor road conditions, detect driving patterns, and identify aggressive driving behaviors. The system is based on neural networks trained on a comprehensive dataset of driving events, driving styles, and road conditions. The system effectively detects potential risks and helps mitigate the frequency and impact of accidents. The primary goal is to ensure the safety of drivers and vehicles. Collecting data involved gathering information on three key road events: normal street and normal drive, speed bumps, circular yellow speed bumps, and three aggressive driving actions: sudden start, sudden stop, and sudden entry. The gathered data is processed and analyzed using a machine learning system designed for limited power and memory devices. The developed system resulted in 91.9% accuracy, 93.6% precision, and 92% recall. The achieved inference time on an Arduino Nano 33 BLE Sense with a 32-bit CPU running at 64 MHz is 34 ms and requires 2.6 kB peak RAM and 139.9 kB program flash memory, making it suitable for resource-constrained embedded systems.
Harnessing WebAssembly for Real-time Stateless Streaming Pipelines
Traditionally, dealing with real-time data pipelines has involved significant overhead, even for straightforward tasks like data transformation or masking. However, in this talk, we’ll venture into the dynamic realm of WebAssembly (WASM) and discover how it can revolutionize the creation of stateless streaming pipelines within a Kafka (Redpanda) broker. These pipelines are adept at managing low-latency, high-data-volume scenarios.
CHINA’S GEO-ECONOMIC OUTREACH IN CENTRAL ASIAN COUNTRIES AND FUTURE PROSPECT
The rivalry between prominent international actors for dominance over Central Asia's hydrocarbon
reserves and the ancient silk trade route, along with China's diplomatic endeavours in the area, has been
referred to as the "New Great Game." This research centres on the power struggle, considering
geopolitical, geostrategic, and geoeconomic variables. Topics including trade, political hegemony, oil
politics, and conventional and nontraditional security are all explored and explained by the researcher.
Using Mackinder's Heartland, Spykman Rimland, and Hegemonic Stability theories, examines China's role
in Central Asia. This study adheres to the empirical epistemological method and has taken care of
objectivity. This study analyze primary and secondary research documents critically to elaborate role of
china’s geo economic outreach in central Asian countries and its future prospect. China is thriving in trade,
pipeline politics, and winning states, according to this study, thanks to important instruments like the
Shanghai Cooperation Organisation and the Belt and Road Economic Initiative. According to this study,
China is seeing significant success in commerce, pipeline politics, and gaining influence on other
governments. This success may be attributed to the effective utilisation of key tools such as the Shanghai
Cooperation Organisation and the Belt and Road Economic Initiative.
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Modelagem em função de transferencia. CSTR não-linear.
Computational Engineering IITH Presentation
This Presentation will give you a brief idea about what Computational Engineering at IIT Hyderabad has to offer.
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- 2. Assembler Assembler is a language translator that accepts an assembly language program as input and produces its machine language equivalent as output along with the information required by the loader.
- 3. Features of Assembly language 1. Faster in speed as it will be extremely optimized to use only necessary resources. 2. Efficient use of memory 3. High level of control of hardware operations. 4. Access registers and memory in hardware which cannot be accessed while using high level languages. 5. Don’t need to rely on compilers to optimize the code.
- 4. Format of assembly language Syntax of Assembly Language Statements Assembly language statements are entered one statement per line. Each statement follows the following format − [label] mnemonic [operands] [;comment]
- 5. Structure of ALP statement Label: It is used to assign symbolic names to the memory location. Mnemonic: This is a human readable keyword for binary opcode of an instruction. Operands: Are the data on which the instruction operates on.Operands may be direct values or symbolic references to stored data. The primary function of the assembler is to replace the mnemonic with its binary opcode and replace operand symbols and literals with storage addresses. Comments are used to understand the code
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- 8. Assembler directive statements What are assembler diirective statements?
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