English
Related papers

Related papers: LightningSimV2: Faster and Scalable Simulation for…

200 papers

High-Level Synthesis (HLS) aspires to raise the level of abstraction in hardware design without sacrificing hardware efficiency. It has so far been successfully employed in signal and video processing but has found only limited use in other…

Other Computer Science · Computer Science 2014-08-25 Kimon Karras , Michaela Blott , Kees Vissers

High-Level Synthesis (HLS) plays a crucial role in modern hardware design by transforming high-level code into optimized hardware implementations. However, progress in applying machine learning (ML) to HLS optimization has been hindered by…

Hardware Architecture · Computer Science 2025-08-05 Zedong Peng , Zeju Li , Mingzhe Gao , Qiang Xu , Chen Zhang , Jieru Zhao

High-Level Synthesis (HLS) enables hardware design from C/C++ kernels but requires extensive transformations, such as restructuring code, inserting pragmas, adapting data types, and repairing non-synthesizable constructs, to achieve…

Hardware Architecture · Computer Science 2025-12-05 Qingyun Zou , Nuo Chen , Yao Chen , Bingsheng He , WengFei Wong

High-level synthesis (HLS) has enabled the rapid development of custom hardware circuits for many software applications. However, developing high-performance hardware circuits using HLS is still a non-trivial task requiring expertise in…

Hardware Architecture · Computer Science 2025-01-17 Suhail Basalama , Jason Cong

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

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

At the Large Hadron Collider, the vast amount of data from experiments demands not only sophisticated algorithms but also substantial computational power for efficient processing. This paper introduces hardware acceleration as an essential…

High Energy Physics - Experiment · Physics 2025-01-15 Pelayo Leguina López , Santiago Folgueras

Recently, there has been an extensive research effort in building efficient large language model (LLM) inference serving systems. These efforts not only include innovations in the algorithm and software domains but also constitute…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-12-02 Jaehong Cho , Minsu Kim , Hyunmin Choi , Guseul Heo , Jongse Park

Dynamic High-Level Synthesis (HLS) uses additional hardware to perform memory disambiguation at runtime, increasing loop throughput in irregular codes compared to static HLS. However, most irregular codes consist of multiple sibling loops,…

Hardware Architecture · Computer Science 2025-01-27 Robert Szafarczyk , Syed Waqar Nabi , Wim Vanderbauwhede

We present FlexLLM, a composable High-Level Synthesis (HLS) library for rapid development of domain-specific LLM accelerators. FlexLLM exposes key architectural degrees of freedom for stage-customized inference, enabling hybrid designs that…

Hardware Architecture · Computer Science 2026-01-23 Jiahao Zhang , Zifan He , Nicholas Fraser , Michaela Blott , Yizhou Sun , Jason Cong

In last two years, large language models (LLMs) have shown strong capabilities in code generation, including hardware design at register-transfer level (RTL). While their use in high-level synthesis (HLS) remains comparatively less mature,…

Hardware Architecture · Computer Science 2026-01-29 M Zafir Sadik Khan , Kimia Azar , Hadi Kamali

FPGAs are increasingly adopted in datacenter environments for their reconfigurability and energy efficiency. High-Level Synthesis (HLS) tools have eased FPGA programming by raising the abstraction level from RTL to untimed C/C++, yet…

Machine Learning · Computer Science 2025-05-01 Neha Prakriya , Zijian Ding , Yizhou Sun , Jason Cong

High-level synthesis (HLS) has freed the computer architects from developing their designs in a very low-level language and needing to exactly specify how the data should be transferred in register-level. With the help of HLS, the hardware…

Hardware Architecture · Computer Science 2021-11-23 Atefeh Sohrabizadeh , Yunsheng Bai , Yizhou Sun , Jason Cong

High-level synthesis (HLS) is an automated design process that transforms high-level code into hardware designs, enabling the rapid development of hardware accelerators. HLS relies on pragmas, which are directives inserted into the source…

Machine Learning · Computer Science 2025-05-09 Yunsheng Bai , Atefeh Sohrabizadeh , Zijian Ding , Rongjian Liang , Weikai Li , Ding Wang , Haoxing Ren , Yizhou Sun , Jason Cong

High-Level Synthesis (HLS) frameworks allow to easily specify a large number of variants of the same hardware design by only acting on optimization directives. Nonetheless, the hardware synthesis of implementations for all possible…

Hardware Architecture · Computer Science 2021-01-05 Lorenzo Ferretti , Jihye Kwon , Giovanni Ansaloni , Giuseppe Di Guglielmo , Luca Carloni , Laura Pozzi

Embedded systems continue to rapidly proliferate in diverse fields, including medical devices, autonomous vehicles, and more generally, the Internet of Things (IoT). Many embedded systems require application-specific hardware components to…

Hardware Architecture · Computer Science 2024-04-24 Yuchao Liao , Tosiron Adegbija , Roman Lysecky

There have been several recent works proposed to utilize model-based optimization methods to improve the productivity of using high-level synthesis (HLS) to design domain-specific architectures. They would replace the time-consuming…

Hardware Architecture · Computer Science 2024-08-27 Zijian Ding , Atefeh Sohrabizadeh , Weikai Li , Zongyue Qin , Yizhou Sun , Jason Cong

High-level synthesis (HLS) allows hardware designers to create hardware designs with high-level programming languages like C/C++/OpenCL, which greatly improves hardware design productivity. However, existing HLS flows require programmers'…

Hardware Architecture · Computer Science 2024-10-11 Haocheng Xu , Haotian Hu , Sitao Huang

Achieving timing closure and design-specific optimizations in FPGA-targeted High-Level Synthesis (HLS) remains a significant challenge due to the complex interaction between architectural constraints, resource utilization, and the absence…

Cryptography and Security · Computer Science 2025-07-25 Nowfel Mashnoor , Mohammad Akyash , Hadi Kamali , Kimia Azar

Low-latency decoding for large language models (LLMs) is crucial for applications like chatbots and code assistants, yet generating long outputs remains slow in single-query settings. Prior work on speculative decoding (which combines a…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-16 Ziyi Zhang , Ziheng Jiang , Chengquan Jiang , Menghan Yu , Size Zheng , Haibin Lin , Henry Hoffmann , Xin Liu