# fudian

**Repository Path**: OpenXiangShan/fudian

## Basic Information

- **Project Name**: fudian
- **Description**: Open source high performance IEEE-754 floating unit
- **Primary Language**: Scala
- **License**: Not specified
- **Default Branch**: pipeline
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 8
- **Forks**: 0
- **Created**: 2021-09-28
- **Last Updated**: 2025-10-23

## Categories & Tags

**Categories**: risc-v

**Tags**: None

## README

# fudian - High Performance IEEE-754 Floating-Point Unit

## Function units implemented in fudian

- Two-path Floating-point Adder
- Floating-point Multiplier
- Cascade FMA
- Float -> Int Converter
- Int -> Float Converter
- Float -> Float Converter
- SRT16 Floating-point Divider / SRT4 Floating-point Square Root Unit

## Unit testing

Run `make init` to init git submodules

Then run `make berkeley-testfloat-3/build/Linux-x86_64-GCC/testfloat_gen` to compile Softfloat and Testfloat

Run `make all_tests` to run all unit tests.

To run a specific test, see Makefile for more details.