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Large Language Models (LLMs) excel in code generation yet struggle with modern AI software engineering tasks. Unlike traditional function-level or file-level coding tasks, AI software engineering requires not only basic coding proficiency…

Software Engineering · Computer Science 2025-03-20 Siru Ouyang , Wenhao Yu , Kaixin Ma , Zilin Xiao , Zhihan Zhang , Mengzhao Jia , Jiawei Han , Hongming Zhang , Dong Yu

The performance of repository-level code completion depends upon the effective leverage of both general and repository-specific knowledge. Despite the impressive capability of code LLMs in general code completion tasks, they often exhibit…

Software Engineering · Computer Science 2024-09-16 Wei Liu , Ailun Yu , Daoguang Zan , Bo Shen , Wei Zhang , Haiyan Zhao , Zhi Jin , Qianxiang Wang

Large Language Models (LLMs) have greatly advanced code auto-completion systems, with a potential for substantial productivity enhancements for developers. However, current benchmarks mainly focus on single-file tasks, leaving an assessment…

Computation and Language · Computer Science 2023-10-05 Tianyang Liu , Canwen Xu , Julian McAuley

The task of repository-level code completion is to continue writing the unfinished code based on a broader context of the repository. While for automated code completion tools, it is difficult to utilize the useful information scattered in…

Computation and Language · Computer Science 2023-10-23 Fengji Zhang , Bei Chen , Yue Zhang , Jacky Keung , Jin Liu , Daoguang Zan , Yi Mao , Jian-Guang Lou , Weizhu Chen

Repository-level code completion automatically predicts the unfinished code based on the broader information from the repository. Recent strides in Code Large Language Models (code LLMs) have spurred the development of repository-level code…

Computation and Language · Computer Science 2025-09-22 Sheng Zhang , Yifan Ding , Shuquan Lian , Shun Song , Hui Li

Repository-level code generation aims to generate code within the context of a specified repository. Existing approaches typically employ retrieval-augmented generation (RAG) techniques to provide LLMs with relevant contextual information…

Software Engineering · Computer Science 2025-11-04 Yang Liu , Li Zhang , Fang Liu , Zhuohang Wang , Donglin Wei , Zhishuo Yang , Kechi Zhang , Jia Li , Lin Shi

Writing code requires significant time and effort in software development. To automate this process, researchers have made substantial progress for code generation. Recently, large language models (LLMs) have demonstrated remarkable…

Software Engineering · Computer Science 2025-11-19 Jia Li , Xianjie Shi , Kechi Zhang , Ge Li , Zhi Jin , Lei Li , Huangzhao Zhang , Jia Li , Fang Liu , Yuwei Zhang , Zhengwei Tao , Yihong Dong , Yuqi Zhu , Chongyang Tao

Recent advances in Large Language Models (LLMs) have shown promise in function-level code generation, yet repository-level software engineering tasks remain challenging. Current solutions predominantly rely on proprietary LLM agents, which…

Recent advances in large language models (LLMs) have significantly improved automated code generation. While existing approaches have achieved strong performance at the function and file levels, real-world software engineering requires…

Software Engineering · Computer Science 2026-05-21 Yicheng Tao , Yuante Li , Yao Qin , Yepang Liu

Recent advances in retrieval-augmented generation (RAG) have initiated a new era in repository-level code completion. However, the invariable use of retrieval in existing methods exposes issues in both efficiency and robustness, with a…

Software Engineering · Computer Science 2024-06-05 Di Wu , Wasi Uddin Ahmad , Dejiao Zhang , Murali Krishna Ramanathan , Xiaofei Ma

In real-world software engineering tasks, solving a problem often requires understanding and modifying multiple functions, classes, and files across a large codebase. Therefore, on the repository level, it is crucial to extract the relevant…

Software Engineering · Computer Science 2024-09-25 Jicheng Wang , Yifeng He , Hao Chen

Recent advancements in Large Language Models (LLMs) have transformed code generation from natural language queries. However, despite their extensive knowledge and ability to produce high-quality code, LLMs often struggle with contextual…

Artificial Intelligence · Computer Science 2025-07-17 Mihir Athale , Vishal Vaddina

Repository-level code completion remains a challenging task for existing code large language models (code LLMs) due to their limited understanding of repository-specific context and domain knowledge. While retrieval-augmented generation…

Software Engineering · Computer Science 2026-01-28 Tianyue Jiang , Yanli Wang , Yanlin Wang , Daya Guo , Ensheng Shi , Yuchi Ma , Jiachi Chen , Zibin Zheng

Recent years have witnessed the deployment of code language models (LMs) in various code intelligence tasks such as code completion. Yet, it is challenging for pre-trained LMs to generate correct completions in private repositories.…

Software Engineering · Computer Science 2024-05-31 Wei Cheng , Yuhan Wu , Wei Hu

Large Language Models (LLMs) excel in stand-alone code tasks like HumanEval and MBPP, but struggle with handling entire code repositories. This challenge has prompted research on enhancing LLM-codebase interaction at a repository scale.…

Software Engineering · Computer Science 2024-08-13 Xiangyan Liu , Bo Lan , Zhiyuan Hu , Yang Liu , Zhicheng Zhang , Fei Wang , Michael Shieh , Wenmeng Zhou

Code reproduction is a cornerstone of scientific validity, yet it remains a formidable challenge in computer networking research due to the scarcity of open-source implementations and the complexity of heterogeneous system architectures.…

Networking and Internet Architecture · Computer Science 2026-02-17 Yining Jiang , Yunxin Xu , Wenyun Xu , Yufan Zhu , Tangtang He , Haiying Huang , Letian Zhu , Qingyu Song , Qiang Su , Lizhao You , Lu Tang , Wanjin Feng , Yuchao Zhang , Linghe Kong , Qiao Xiang , Jiwu Shu

Repository-level code completion remains challenging for large language models (LLMs) due to cross-file dependencies and limited context windows. Prior work addresses this challenge using Retrieval-Augmented Generation (RAG) frameworks…

Software Engineering · Computer Science 2026-02-10 Baoyi Wang , Xingliang Wang , Guochang Li , Chen Zhi , Junxiao Han , Xinkui Zhao , Nan Wang , Shuiguang Deng , Jianwei Yin

Maintaining up-to-date, comprehensive documentation for large codebases is a persistent challenge. Recent progress in automated documentation has moved from template-based rules to large language models (LLMs), yet existing tools still…

Software Engineering · Computer Science 2026-04-30 Dong Xu , Mingwei Liu , Xiwen Wang , Jianfeng Zhong , Zibin Zheng

Repository-level coding agents must first localize the files and symbols relevant to a task; failures at this stage can cascade across downstream objectives ranging from patch generation to test writing and codebase question answering.…

Information Retrieval · Computer Science 2026-05-19 Yuntong Hu , Tongli Su , Liang Zhao , Bowen Zhu , Hasibul Haque

General-purpose automated software engineering (ASE) includes tasks such as code completion, retrieval, repair, QA, and summarization. These tasks require a code retrieval system that can handle specific queries about code entities, or code…

Software Engineering · Computer Science 2025-10-01 Pratik Shah , Rajat Ghosh , Aryan Singhal , Debojyoti Dutta
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