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Related papers: HLSFactory: A Framework Empowering High-Level Synt…

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As machine learning (ML) is increasingly implemented in hardware to address real-time challenges in scientific applications, the development of advanced toolchains has significantly reduced the time required to iterate on various designs.…

High-level synthesis (HLS) is a widely used tool in designing Field Programmable Gate Array (FPGA). HLS enables FPGA design with software programming languages by compiling the source code into an FPGA circuit. The source code includes a…

Machine Learning · Computer Science 2025-03-17 Weikai Li , Ding Wang , Zijian Ding , Atefeh Sohrabizadeh , Zongyue Qin , Jason Cong , Yizhou Sun

In this paper, we introduce SynthAI, a new method for the automated creation of High-Level Synthesis (HLS) designs. SynthAI integrates ReAct agents, Chain-of-Thought (CoT) prompting, web search technologies, and the Retrieval-Augmented…

Artificial Intelligence · Computer Science 2024-09-24 Seyed Arash Sheikholeslam , Andre Ivanov

Despite recent advancements in large language models (LLMs), their performance on complex reasoning problems requiring multi-step thinking and combining various skills is still limited. To address this, we propose a novel framework HDFlow…

Computation and Language · Computer Science 2024-09-27 Wenlin Yao , Haitao Mi , Dong Yu

In recent years, domain-specific accelerators (DSAs) have gained popularity for applications such as deep learning and autonomous driving. To facilitate DSA designs, programmers use high-level synthesis (HLS) to compile a high-level…

Machine Learning · Computer Science 2024-07-19 Zongyue Qin , Yunsheng Bai , Atefeh Sohrabizadeh , Zijian Ding , Ziniu Hu , Yizhou Sun , Jason Cong

The increasing complexity of large-scale FPGA accelerators poses significant challenges in achieving high performance while maintaining design productivity. High-level synthesis (HLS) has been adopted as a solution, but the mismatch between…

Hardware Architecture · Computer Science 2024-10-18 Jason Lau , Yuanlong Xiao , Yutong Xie , Yuze Chi , Linghao Song , Shaojie Xiang , Michael Lo , Zhiru Zhang , Jason Cong , Licheng Guo

A critical stage in the evolving landscape of VLSI design is the design phase that is transformed into register-transfer level (RTL), which specifies system functionality through hardware description languages like Verilog. Generally,…

Artificial Intelligence · Computer Science 2025-02-25 Anindita Chattopadhyay , Vijay Kumar Sutrakar

Dynamic programming (DP) based algorithms are essential yet compute-intensive parts of numerous bioinformatics pipelines, which typically involve populating a 2-D scoring matrix based on a recursive formula, optionally followed by a…

Hardware Architecture · Computer Science 2024-11-07 Yingqi Cao , Anshu Gupta , Jason Liang , Yatish Turakhia

High-level synthesis (HLS) has been researched for decades and is still limited to fast FPGA prototyping and algorithmic RTL generation. A feasible end-to-end system-level synthesis solution has never been rigorously proven. Modularity and…

Hardware Architecture · Computer Science 2022-09-08 Yu Yang , Ahmed Hemani

A large semantic gap between the high-level synthesis (HLS) design and the low-level (on-board or RTL) simulation environment often creates a barrier for those who are not FPGA experts. Moreover, such low-level simulation takes a long time…

Hardware Architecture · Computer Science 2018-12-27 Yuze Chi , Young-kyu Choi , Jason Cong , Jie Wang

Large Language Models (LLMs) have demonstrated remarkable potential in hardware front-end design using hardware description languages (HDLs). However, their inherent tendency toward hallucination often introduces functional errors into the…

Artificial Intelligence · Computer Science 2025-11-21 Kangwei Xu , Grace Li Zhang , Ulf Schlichtmann , Bing Li

Despite the great success of High-Level Synthesis (HLS) tools, we observe several unresolved challenges: 1) the high-level abstraction of programming styles in HLS sometimes conceals optimization opportunities; 2) existing HLS tools do not…

Hardware Architecture · Computer Science 2021-12-10 Nan Wu , Yuan Xie , Cong Hao

Agile hardware development requires fast and accurate circuit quality evaluation from early design stages. Existing work of high-level synthesis (HLS) performance prediction usually needs extensive feature engineering after the synthesis…

Machine Learning · Computer Science 2022-09-16 Nan Wu , Hang Yang , Yuan Xie , Pan Li , Cong Hao

Spatial computing architectures promise a major stride in performance and energy efficiency over the traditional load/store devices currently employed in large scale computing systems. The adoption of high-level synthesis (HLS) from…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-24 Johannes de Fine Licht , Maciej Besta , Simon Meierhans , Torsten Hoefler

High-level synthesis (HLS) accelerates FPGA design by rapidly generating diverse implementations using optimization directives. However, even with cycle-accurate C/RTL co-simulation, the reported clock cycles often differ significantly from…

Hardware Architecture · Computer Science 2025-04-18 Jiho Kim , Cong Hao

Recent years have witnessed the growing popularity of domain-specific accelerators (DSAs), such as Google's TPUs, for accelerating various applications such as deep learning, search, autonomous driving, etc. To facilitate DSA designs,…

Machine Learning · Computer Science 2023-06-06 Yunsheng Bai , Atefeh Sohrabizadeh , Zongyue Qin , Ziniu Hu , Yizhou Sun , Jason Cong

The increasing complexity and demand for faster, energy-efficient hardware designs necessitate innovative High-Level Synthesis (HLS) methodologies. This paper explores the potential of Large Language Models (LLMs) to streamline or replace…

Hardware Architecture · Computer Science 2024-08-21 Yuchao Liao , Tosiron Adegbija , Roman Lysecky

Custom hardware accelerators for Deep Neural Networks are increasingly popular: in fact, the flexibility and performance offered by FPGAs are well-suited to the computational effort and low latency constraints required by many image…

Hardware Architecture · Computer Science 2021-03-25 Serena Curzel , Nicolò Ghielmetti , Michele Fiorito , Fabrizio Ferrandi

The design of efficient hardware accelerators for high-throughput data-processing applications, e.g., deep neural networks, is a challenging task in computer architecture design. In this regard, High-Level Synthesis (HLS) emerges as a…

Hardware Architecture · Computer Science 2021-11-30 Lorenzo Ferretti , Andrea Cini , Georgios Zacharopoulos , Cesare Alippi , Laura Pozzi

High-level synthesis (HLS) accelerates hardware design by enabling the automatic translation of high-level descriptions into efficient hardware implementations. However, debugging HLS code is a challenging and labor-intensive task,…

Software Engineering · Computer Science 2025-07-30 Jing Wang , Shang Liu , Yao Lu , Zhiyao Xie