**NOTE1: If you are attending MICRO tutorial, please join <vortex-dev@lists.gatech.edu> or send an email to <vortexgpu@cc.gatech.edu>. Further instructions will be distributed by this mailing list.** 

 **NOTE2: Please see [tutorial github](https://github.com/vortexgpgpu/vortex_tutorials) for the updated tutorial information.** 

 **Data: 2021-10-18** (10:00 AM EDT- 1:00 PM EDT) 

 **Organizers:**

 Hyesoon Kim (Georgia Institute of Technology) 

Blaise Tine (Georgia Institute of Technology) 

Jeff Young (Georgia Institute of Technology) 

Ruobing Han (Georgia Institute of Technology)_

Liam Cooper (Georgia Institute of Technology) 

 **How to register: ** [MICRO54 register link](https://www.microarch.org/micro54/attend/register.php)  

 **Description:**

 Vortex is an open source Hardware and Software project to support GPGPU based on RISC-V ISA extensions. Currently Vortex supports OpenCL/CUDA and it runs on FPGA. The vortex platform is highly customizable and scalable with a complete open source compiler, driver and runtime software stack to enable research in GPU architectures. 

 

Vortex Homepage: [http://vortex.cc.gatech.edu/](http://vortex.cc.gatech.edu/) 

Vortex Github: [https://github.com/vortexgpgpu/](https://github.com/vortexgpgpu/) 

 

**Tentative Tutorial schedule:**  

 

Part-1  (2 hours)   

20 min: Introduction of vortex and GPGPU backgrounds (Hyesoon Kim)  

20 min: Vortex microarchitecture Basic (Blaise Tine)  

30 min: Vortex code structure review  (Blaise Tine)  

20 min: Introduction of Vortex software stack (Blaise Tine, Ruobing Han)  

20 min: SimX + running OpenCL/CUDA on vortex (Hyesoon Kim, Ruobing Han)  

10 min: break  

Part-II: Hands on exercise  

30 min : Hands on session: running vortex on FPGA  (Blaise Tine + Jeff Young)  

(tutorial assignments #1-2)  

30 min: Hands on exercise: Tutorial assignment #3    (Liam Cooper + Ruobing Han + Santosh Srivatsan) 

 **Request for Accounts** 

 For the tutorial registered users, we will provide temp accounts. The information will be sent out later. 

Authors: Rohit Mundada, Hitharth Shajwani, Samarth Agarwal (BITS Pilani)

64-bit Extension for Vortex

Simx Implementation of Cache in Vortex and a HW Prefetcher Design

Learn more about our project, see our source code, get your questions answered, and interact with our community!

You can view VORTEX's source code on our GitHub page.

GitHub

The mailing list provides a direct way to communicate with the developers, users, and contributors. Get your questions answered here.

Mailing List

Vortex 2.0 is now [public](https://github.com/vortexgpgpu/vortex)

Vortex 2.0 Has Been Released

Details can be found [here](https://vortex.cc.gatech.edu/micro2023/)

Vortex tutorial at MICRO 2023

Vortex paper presented at ASPLOS 2023

Details can be found [here](https://github.com/vortexgpgpu/vortex_tutorials)

Vortex tutorial at MICRO 2022

See the workshop presentation [here](https://oscar-workshop.github.io/files/OpenGPUResearch_OSCAR22.pdf)

Vortex workshop at OSCAR 2022

Vortex paper has been accepted by MICRO 2021

Vortex paper at MICRO 2021

3 Vortex-related papers are shown in CARRV-2021. They can be found in the "Recent Publications" page.

3 Vortex-Related Papers Are Shown in CARRV-2021

A Scalable Multicore RISC-V GPGPU Accelerator for High-End FPGAs is selected to present a Designer Track poster at one of the DIET Poster Receptions at the 2021 DAC, December 5-9.

Vortex Will Be in DAC DIET in 2021

The Vortex Github is public now! Please check it out.

Vortex is Public on Github

See our new homepage at [vortex.cc.gatech.edu]()

Vortex Gets a New Homepage!

Vortex GitHub has migrated into a public version of GitHub. It will be public soon! The git version of Vortex is tested on Arria 10 FPGA.

Vortex GitHub Has Migrated Into a Public Version of GitHub.

Vortex paper is accepted as a poster at HotChips.![https://www.hotchips.org/program/](https://www.hotchips.org/program/ "https://www.hotchips.org/program/")

Vortex Paper Gets Poster at HotChips

Vortex ArXiv paper gets media attention.

See the following articles: [https://www.hackster.io/news/vortex-brings-the-risc-v-isa-to-the-world-of-opencl-compatible-general-purpose-gpus-389f8adc0f98](https://www.hackster.io/news/vortex-brings-the-risc-v-isa-to-the-world-of-opencl-compatible-general-purpose-gpus-389f8adc0f98 "https://www.hackster.io/news/vortex-brings-the-risc-v-isa-to-the-world-of-opencl-compatible-general-purpose-gpus-389f8adc0f98")

[https://riscv.org/2020/03/vortex-brings-the-risc-v-isa-to-the-world-of-opencl-compatible-general-purpose-gpus-gareth-halfacree-hackster-io/](https://riscv.org/2020/03/vortex-brings-the-risc-v-isa-to-the-world-of-opencl-compatible-general-purpose-gpus-gareth-halfacree-hackster-io/ "https://riscv.org/2020/03/vortex-brings-the-risc-v-isa-to-the-world-of-opencl-compatible-general-purpose-gpus-gareth-halfacree-hackster-io/")

[https://www.khronos.org/news/permalink/cornells-vortex-opencl-compatible-risc-v-gpgpu](https://www.khronos.org/news/permalink/cornells-vortex-opencl-compatible-risc-v-gpgpu "https://www.khronos.org/news/permalink/cornells-vortex-opencl-compatible-risc-v-gpgpu")

Vortex ArXiv Paper Gets Media Attention

Bhanu Garg

Jun Chen

Tallapragada Srikar S

Lingala Navneet

Eshed Roye D

Rahul Hardikar

Pragnya Akkulu

Liam Cooper

Hanning Chen

Krishna Yalamarthy

Roye Eshed

Xingyang Liu

Malik Burton

Taejoon Park

Ayden Marshall

Swetha Rajagopalan

Gyubin Jason Choi

Carter Montgomery

J.T. Parrish

Apurve Chawda

Will Gulian

Yaotian Feng

Saloni Oswal

Santhosh Kumar

Yaotian Feng 

Kanghong Yan

Priyadarshini Roshan

Ethan Lyons

Euna Kim

Da Eun Shim

Lingjun Zhu

Sung Kyu Lim

Bahar Asgari

Sudhakar Yalamanchili

SiliconArts

Oak Ridge National Laboratory

Vortex is an open-source hardware and software project to support GPGPU based on RISC-V ISA extensions. Currently Vortex supports OpenCL and it runs on FPGA. The vortex platform is highly customizable and scalable with a complete open-source compiler, driver and runtime software stack to enable research in GPU architectures.

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Hyesoon Kim

Blaise Tine

Fares Elsabbagh

Ruobing Han

Jaewon Lee

Jaewoong Sim (Seoul National University)

Vortex: OpenCL Compatible RISC-V GPGPU

**Date:** 2022-10-1

**Organizers:**

Hyesoon Kim (Georgia Institute of Technology)

Blaise Tine (Georgia Institute of Technology)

Jeff Young (Georgia Institute of Technology)

Ruobing Han (Georgia Institute of Technology)

Liam Cooper (Georgia Institute of Technology)

Sam Jijina (Georgia Institute of Technology)

**Description:**

Vortex is an open-source hardware and software project to support GPGPU based on RISC-V ISA extensions. Currently, Vortex supports OpenCL/CUDA and it runs on FPGA. The Vortex platform is highly customizable and scalable with a complete open-source compiler, driver and runtime software stack to enable research in GPU architectures. As an application session, we will also have how to run drone applications on FPGA.

**Vortex Homepage:** [http://vortex.cc.gatech.edu/](http://vortex.cc.gatech.edu/ "http://vortex.cc.gatech.edu/")

**Vortex Github:** [https://github.com/vortexgpgpu/](https://github.com/vortexgpgpu/ "https://github.com/vortexgpgpu/")

**Tutorial schedule:**

_**8:00**_-8:30 Intro and GPU background

8:30-9:00 Vortex Microarchitecture

9:00-10:00 Vortex Code Review

10:00-10:20 Q&A and Break

10:20-10:30 Vortex Software stack

10:30-11:00 CupBop/ Running OpenCL/CUDA on Vortex

11:00-11:10 Vortex FPGA demo

1:10-11:30 Tutorial assignments and discussions for academic usages with Vortex

11:30-12:00 Drone applications

**Tutorial Repository:**

[https://github.com/vortexgpgpu/vortex_tutorials](https://github.com/vortexgpgpu/vortex_tutorials "https://github.com/vortexgpgpu/vortex_tutorials")

Tutorial for Open-source RISC-V-based GPGPU: Vortex and Drone Applications on FPGA

**Organizers:**

Hyesoon Kim (Georgia Institute of Technology)

Blaise Tine (University of California, Los Angeles)

Jeff Young (Georgia Institute of Technology)

Liam Cooper (Georgia Institute of Technology)

Chihyo (Mark) Ahn (Georgia Institute of Technology)

Shinnung Jeong (Georgia Institute of Technology)

**Tutorial schedule:**

1:00-1:30 Intro and GPU Background

1:30-2:00 Vortex Microarchitecture

2:00-3:00 Vortex Code Review

3:00-3:20 Q&A and Break

3:20-3:30 Vortex Software Stack

3:30-4:00 CupBop/Running OpenCL/CUDA on Vortex

4:00-4:10 Vortex FPGA demo

4:10-4:30 Tutorial Assignments and Discussions for Academic Usages with Vortex

4:30-5:00 Hands-on Exercises

***

**More details can be found at the tutorial repository:** [https://github.com/vortexgpgpu/vortex_tutorials](https://github.com/vortexgpgpu/vortex_tutorials "https://github.com/vortexgpgpu/vortex_tutorials")

Blogs

64-bit Extension for Vortex

Simx Implementation of Cache in Vortex and a HW Prefetcher Design