NanoScript Compiler

NanoScript Compiler is a simple compiler for the NanoScript programming language, designed to help users and learners explore compiler design. Built with LLVM, Flex, and Bison, it supports variables, loops, conditionals, and more.

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Table of Contents

• Installation
• Usage
• Features
• Technologies Used

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Installation

Prerequisites

• LLVM (>=15 versions)
• Flex (for lexical analysis)
• Bison (for parsing)
• Clang or any C++ compiler (e.g., GCC)

Steps

1. Clone the repository:

   git clone https://github.com/VedaangNarkhede/Compiler.git 

2. Navigate to the project directory:

   cd compiler_directory

3. Build the project:

   make clean
   make

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Usage

Example Program

Here’s a basic NanoScript program:

number x = 10;
for number i = 0 to 4, 1 
    print(x + i);
end

1. Save it as demo.ns.
2. Compile it:

   compiler.exe demo.ns

3. Run the output:

   out.exe

Expected Output:

10
11
12
13
14

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Features

• Variables: number (int), letter (char), word (string)
• Loops: for and while
• Conditionals: if-else
• Functions: Basic function support
• Operators: Arithmetic and comparison

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Technologies Used

Component	Technology
IR Generation	LLVM
Lexical Analysis	Flex
Parsing	Bison
Executable	Clang