COMPILERS Meaning and
Definition
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A compiler is a computer program or software tool that translates high-level programming language code into machine code that can be executed by a computer's processor. It is an essential component of the software development process, acting as an intermediary between human-readable code and the hardware's machine language.
Compilers play a crucial role in transforming source code written in programming languages such as C, C++, Java, or Python into a format that can be directly executed by a machine. They analyze the entire codebase, checking for syntax errors, ensuring compliance with the language's grammar rules, and performing various optimizations to improve the efficiency of the resultant machine code.
The compilation process typically involves multiple stages. First, a lexical analysis or scanning phase identifies the different tokens in the source code. Then, a parser verifies the syntax and structure of the code, building an abstract syntax tree (AST) or parse tree. Next, semantic analysis ensures that the code is semantically correct and performs type checking. Finally, the compiler generates the machine code by translating the AST into a lower-level representation, applying optimizations and generating executable object code.
Compilers enable developers to write code in high-level programming languages, which are more expressive and easier to understand compared to low-level machine code. They significantly contribute to the efficiency and convenience of software development by automating the translation process and producing executable programs that are compatible with various hardware architectures.
Top Common Misspellings for COMPILERS *
* The statistics data for these misspellings percentages are collected from over 15,411,110 spell check sessions on www.spellchecker.net from Jan 2010 - Jun 2012.
Other Common Misspellings for COMPILERS
Etymology of COMPILERS
The word "compiler" comes from the Latin word "compilare", which means "to gather together or compile". It originally referred to the act of gathering or collecting information or data. In the context of computers, a compiler is a program that collects and translates source code written in a high-level programming language into machine code or executable form. The term "compiler" was first used in the 1950s when programming languages were being developed, and the concept of translating high-level languages into machine code was introduced.
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