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LLM framework LACE accelerates RISC-V instruction extension development

Researchers have developed LACE, a novel framework that leverages large language models (LLMs) to streamline the creation and validation of domain-specific instruction set architecture extensions (ISAX) for RISC-V cores. This multi-agent system translates natural language intents into a two-level intermediate representation, performs localized RTL edits on large code repositories, and integrates with a compiler-agnostic formal checking flow. In evaluations across four embedded RISC-V cores, LACE significantly improved generation accuracy to 72.8% at pass@1, enhancing code localization and reducing integration efforts. AI

IMPACT Streamlines hardware design by using LLMs for instruction set extension, potentially accelerating RISC-V adoption.

RANK_REASON The cluster contains a research paper detailing a new framework for hardware architecture development. [lever_c_demoted from research: ic=1 ai=0.7]

Read on arXiv cs.CL →

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LLM framework LACE accelerates RISC-V instruction extension development

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The cluster contains a research paper detailing a new framework for hardware architecture development. [lever_c_demoted from research: ic=1 ai=0.7]
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COVERAGE [1]

  1. arXiv cs.CL TIER_1 English(EN) · Pingqing Zheng, Jiayin Qin, Fuqi Zhang, Zishen Wan, Shang Wu, Yu Cao, Caiwen Ding, Yang Katie Zhao ·

    LACE: Large Language Model Aided Multi-Agent Framework for Agile RISC-V Instruction Extension

    arXiv:2608.02915v1 Announce Type: cross Abstract: Domain-specific Instruction Set Architecture eXtensions (ISAX) are widely adopted in the RISC-V ecosystem to accelerate emerging workloads, but implementing and validating ISAXes across different cores remains slow and fragmented.…