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Processor design and verification require a synergistic approach that combines instruction-level functional simulations with precise hardware emulations. The trade-off between speed and accuracy in the instruction set simulation poses a…

Hardware Architecture · Computer Science 2025-04-08 Kun Qin , Xiaorang Guo , Martin Schulz , Carsten Trinitis

FPGA overlays are commonly implemented as coarse-grained reconfigurable architectures with a goal to improve designers' productivity through balancing flexibility and ease of configuration of the underlying fabric. To truly facilitate full…

Hardware Architecture · Computer Science 2016-06-22 Ho-Cheung Ng , Cheng Liu , Hayden Kwok-Hay So

While most instruction set architectures (ISAs) are only available to use through the purchase of a restrictive commercial license, the RISC-V ISA presents a free and open-source alternative. Due to this availability, many free and…

Hardware Architecture · Computer Science 2025-09-26 Ian McDougall , Harish Batchu , Michael Davies , Karthikeyan Sankaralingam

Processing-in-memory (PIM) has shown extraordinary potential in accelerating neural networks. To evaluate the performance of PIM accelerators, we present an ISA-based simulation framework including a dedicated ISA targeting neural networks…

Hardware Architecture · Computer Science 2024-02-29 Xinyu Wang , Xiaotian Sun , Yinhe Han , Xiaoming Chen

This paper presents an automated approach for designing processors that support a subset of the RISC-V instruction set architecture (ISA) for a new class of applications at Extreme Edge. The electronics used in extreme edge applications…

Hardware Architecture · Computer Science 2025-10-29 Alireza Raisiardali , Konstantinos Iordanou , Jedrzej Kufel , Kowshik Gudimetla , Kris Myny , Emre Ozer

With the increasing interest in neuromorphic computing, designers of embedded systems face the challenge of efficiently simulating such platforms to enable architecture design exploration early in the development cycle. Executing artificial…

Hardware Architecture · Computer Science 2021-12-28 Melvin Galicia , Farhad Merchant , Rainer Leupers

The development of an open and free RISC-V architecture is of great interest for a wide range of areas, including high-performance computing and numerical simulation in mathematics, physics, chemistry and other problem domains. In this…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-21 V. D. Volokitin , E. P. Vasiliev , E. A. Kozinov , V. D. Kustikova , A. V. Liniov , Y. A. Rodimkov , A. V. Sysoyev , I. B. Meyerov

For validating low level embedded software, engineers use simulators that take the real binary as input. Like the real hardware, these full-system simulators are organized as a set of components. The main component is the CPU simulator…

Software Engineering · Computer Science 2011-09-21 Frédéric Blanqui , Claude Helmstetter , Vania Joloboff , Jean-François Monin , Xiaomu Shi

Quantum computers have demonstrated utility in simulating quantum systems beyond brute-force classical approaches. As the community builds on these demonstrations to explore using quantum computing for applied research, algorithms and…

It has always been difficult to balance the accuracy and performance of ISSs. RTL simulators or systems such as gem5 are used to execute programs in a cycle-accurate manner but are often prohibitively slow. In contrast, functional…

Hardware Architecture · Computer Science 2020-05-26 Xuan Guo , Robert Mullins

Real-time systems, particularly those used in domains like automated driving, are increasingly adopting neural networks. From this trend arises the need for high-performance hardware exhibiting predictable timing behavior. While…

Hardware Architecture · Computer Science 2026-02-26 Maximilian Kirschner , Konstantin Dudzik , Ben Krusekamp , Jürgen Becker

Nowadays, various memory-hungry applications like machine learning algorithms are knocking "the memory wall". Toward this, emerging memories featuring computational capacity are foreseen as a promising solution that performs data process…

Hardware Architecture · Computer Science 2023-03-28 Jia-Hui Su , Chen-Hua Lu , Jenq Kuen Lee , Andrea Coluccio , Fabrizio Riente , Marco Vacca , Marco Ottavi , Kuan-Hsun Chen

This paper introduces a novel 32-bit microprocessor, based on the RISC-V instruction set architecture, is designed,utilising a dynamic clock source to achieve high efficiency, overcoming the limitations of hardware delays. In addition, the…

Hardware Architecture · Computer Science 2022-11-29 Keyu Chen , Xuyi Hu , Robert Killey

RISC-V CPUs leverage the RVV (RISC-V Vector) extension to accelerate data-parallel workloads. In addition to arithmetic operations, RVV includes powerful permutation instructions that enable flexible element rearrangement within vector…

Hardware Architecture · Computer Science 2025-06-02 Vasileios Titopoulos , George Alexakis , Chrysostomos Nicopoulos , Giorgos Dimitrakopoulos

GPU architectures have become popular for executing general-purpose programs. Their many-core architecture supports a large number of threads that run concurrently to hide the latency among dependent instructions. In modern GPU…

Hardware Architecture · Computer Science 2024-01-19 Rodrigo Huerta , Mojtaba Abaie Shoushtary , Antonio González

We propose a simulation-based approach for performance modeling of parallel applications on high-performance computing platforms. Our approach enables full-system performance modeling: (1) the hardware platform is represented by an abstract…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-06 Gen Xu , Huda Ibeid , Xin Jiang , Vjekoslav Svilan , Zhaojuan Bian

The burgeoning RISC-V ecosystem necessitates efficient verification methodologies for complex processors. Traditional approaches often struggle to concurrently evaluate functional correctness and performance, or balance simulation speed…

Hardware Architecture · Computer Science 2025-05-16 Ruizhi Qiu , Yang Liu

RISC-V is a RISC based open and loyalty free instruction set architecture which has been developed since 2010, and can be used for cost-effective soft processors on FPGAs. The basic 32-bit integer instruction set in RISC-V is defined as…

Hardware Architecture · Computer Science 2020-12-30 Hiromu Miyazaki , Takuto Kanamori , Md Ashraful Islam , Kenji Kise

RISC-V GPUs present a promising path for supporting GPU applications. Traditionally, GPUs achieve high efficiency through the SPMD (Single Program Multiple Data) programming model. However, modern GPU programming increasingly relies on…

Hardware Architecture · Computer Science 2025-05-07 Huanzhi Pu , Rishabh Ravi , Shinnung Jeong , Udit Subramanya , Euijun Chung , Jisheng Zhao , Chihyo Ahn , Hyesoon Kim

RISC-V is an open and royalty free instruction set architecture which has been developed at the University of California, Berkeley. The processors using RISC-V can be designed and released freely. Because of this, various processor cores…

Hardware Architecture · Computer Science 2020-03-30 Junya Miura , Hiromu Miyazaki , Kenji Kise