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FCP-LLM: Functional Coverpoint Plan Generation Using LLM in Early Design Verification Stage

  • Zhuofan Lin
  • , Zixian Guo
  • , Chao Wang
  • , Ruixin Zheng
  • , Yuxin Ji
  • , Yang Wei Lim
  • , Yuhang Zhang
  • , Fakhrul Zaman Rokhani*
  • , Yongfu Li*
  • *Corresponding author for this work
  • Shanghai Jiao Tong University
  • Universiti Putra Malaysia

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

During the design process of digital integrated circuits, high-quality coverpoint plan plays a crucial role, as it guides the verification process. This challenging task is accomplished by experienced engineers who consume a massive amount of time to extract critical information from design specifications. In this work, we present the FCP-LLM framework that is designed to understand both design specifications and Hardware Description Language (HDL) code to focus on extracting critical edges of designs' ports. It consists of three main components: CP-Generator for creating coverpoint plans, CP-Reviewer for refining the plans, and SV-Coder for generating SystemVerilog code. It has been evaluated with a series of benchmark circuits, comprising 74X-Series circuits and custom digital designs. Our experimental results show that FCP-LLM outperforms the baseline work with an average improvement of exceeding 300%, demonstrating a better balance between effectiveness and redundancy in coverpoint plan generation.

Original languageEnglish
Title of host publicationProceedings - 2025 21st IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2025
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798331589073
DOIs
StatePublished - 2025
Externally publishedYes
Event2025 21st IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2025 - Busan, Korea, Republic of
Duration: 12 Oct 2025 → 15 Oct 2025

Publication series

NameProceedings - 2025 21st IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2025

Conference

Conference2025 21st IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2025
Country/TerritoryKorea, Republic of
CityBusan
Period12/10/25 → 15/10/25

Keywords

  • Design Verification
  • Functional Coverpoint
  • Large Language Model

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