SVH File – What is .svh file and how to open it?


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SVH File Extension

SystemVerilog Source Code Header File – file format by IEEE

The SVH file extension is associated with SystemVerilog Source Code Header File developed by IEEE. It is a plaintext file that contains preprocessor macros, type definitions, and function prototypes used by SystemVerilog source code files.

SystemVerilog Source Code Header File

A SystemVerilog Source Code Header File (.SVH) is a file that contains preprocessor macros, type definitions, function prototypes, and other declarations that can be included in multiple SystemVerilog source files. It is used to modularize and organize SystemVerilog code, allowing for code reuse and easier maintenance. SVH files can be included in SystemVerilog source files using the include directive, similar to header files in other programming languages.

By centralizing common definitions and declarations in an SVH file, developers can ensure consistency across multiple source files, reduce code duplication, and simplify the process of making changes. SVH files also provide a mechanism for defining reusable components, such as macros and functions, that can be shared across multiple designs. This can significantly improve code readability, maintainability, and design reuse.

Opening SVH Files: Text Editors and IDEs

SystemVerilog Source Code Header files (.SVH) can be opened and viewed using a range of text editors and Integrated Development Environments (IDEs). Text editors such as Notepad, TextEdit, and Sublime Text can open SVH files, allowing users to view and edit the file’s contents. However, for more advanced editing capabilities and syntax highlighting, an IDE tailored to the SystemVerilog language is recommended.

Popular IDEs for opening SVH files include Quartus Prime from Intel and Vivado Design Suite from Xilinx. These IDEs provide a comprehensive set of tools for developing SystemVerilog code, including code completion, debugging, and simulation. They also offer syntax highlighting and error checking specifically for the SystemVerilog language, making it easier to work with SVH files.

SystemVerilog Header Files (.SVH)

SystemVerilog Header Files (SVH) are plaintext files that contain preprocessor macros, constant and type definitions, and other declarations that are included into SystemVerilog source files. The extension .SVH signifies a SystemVerilog header file and is recognizable by all SystemVerilog compilers. By using SVH files, developers can organize and reuse common definitions, facilitating code sharing, maintaining consistency, and reducing code duplication.

SVH files are typically included at the beginning of SystemVerilog source files using the include preprocessor directive. The included SVH file’s content is then processed by the compiler before the actual source code. This allows for modular design and code organization, as frequently used definitions and declarations can be isolated in separate SVH files and referenced across multiple source files. SVH files also support conditional inclusion, allowing developers to include or exclude specific sections of code based on defined macros or other conditions.

Other Extensions