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While large language models (LLMs) have shown considerable promise in code generation, real-world software development demands advanced repository-level reasoning. This includes understanding dependencies, project structures, and managing…

Software Engineering · Computer Science 2025-03-11 Junjia Du , Yadi Liu , Hongcheng Guo , Jiawei Wang , Haojian Huang , Yunyi Ni , Zhoujun Li

Implementing new features in repository-level codebases is a crucial application of code generation models. However, current benchmarks lack a dedicated evaluation framework for this capability. To fill this gap, we introduce FEA-Bench, a…

Software Engineering · Computer Science 2025-06-23 Wei Li , Xin Zhang , Zhongxin Guo , Shaoguang Mao , Wen Luo , Guangyue Peng , Yangyu Huang , Houfeng Wang , Scarlett Li

While language models (LMs) have proven remarkably adept at generating code, many programs are challenging for LMs to generate using their parametric knowledge alone. Providing external contexts such as library documentation can facilitate…

Software Engineering · Computer Science 2025-02-28 Zora Zhiruo Wang , Akari Asai , Xinyan Velocity Yu , Frank F. Xu , Yiqing Xie , Graham Neubig , Daniel Fried

Scaling up executable code data is significant for improving language models' software engineering capability. The intricate nature of the process makes it labor-intensive, time-consuming and expert-knowledge-dependent to build a large…

Software Engineering · Computer Science 2025-10-21 Ruida Hu , Chao Peng , Xinchen Wang , Junjielong Xu , Cuiyun Gao

Repository-level code translation refers to translating an entire code repository from one programming language to another while preserving the functionality of the source repository. Many benchmarks have been proposed to evaluate the…

Software Engineering · Computer Science 2025-12-17 Yanli Wang , Yanlin Wang , Suiquan Wang , Daya Guo , Jiachi Chen , John Grundy , Xilin Liu , Yuchi Ma , Mingzhi Mao , Hongyu Zhang , Zibin Zheng

With the emergence of Large Language Models (LLMs), there has been a significant improvement in the programming capabilities of models, attracting growing attention from researchers. Evaluating the programming capabilities of LLMs is…

Large language models (LLMs) substantially enhance developer productivity in repository-level code generation through interactive collaboration. However, as interactions progress, repository context must be continuously preserved and…

Software Engineering · Computer Science 2026-01-07 Peiding Wang , Li Zhang , Fang Liu , Chongyang Tao , Yinghao Zhu

Large language models (LLMs) can generate code from natural language, but the extent to which they capture intended program behavior remains unclear. Executable behavioral specifications, defined via preconditions and postconditions,…

Software Engineering · Computer Science 2026-04-15 Zaoyu Chen , Jianbo Dai , Boyu Zhu , Jingdong Wang , Huiming Wang , Xin Xu , Haoyang Yuan , Zhijiang Guo , Xiao-Ming Wu

Large language models that enhance software development tasks, such as code generation, code completion, and code question answering (QA), have been extensively studied in both academia and the industry. The models are integrated into…

Software Engineering · Computer Science 2025-01-08 Jialiang Chen , Kaifa Zhao , Jie Liu , Chao Peng , Jierui Liu , Hang Zhu , Pengfei Gao , Ping Yang , Shuiguang Deng

In recent years, the application of large language models (LLMs) to code-related tasks has gained significant attention. However, existing evaluation benchmarks often focus on limited scenarios, such as code generation or completion, which…

Software Engineering · Computer Science 2024-09-17 Jia Feng , Jiachen Liu , Cuiyun Gao , Chun Yong Chong , Chaozheng Wang , Shan Gao , Xin Xia

To evaluate the repository-level code generation capabilities of Large Language Models (LLMs) in complex real-world software development scenarios, many evaluation methods have been developed. These methods typically leverage contextual…

Software Engineering · Computer Science 2025-03-19 Dewu Zheng , Yanlin Wang , Ensheng Shi , Ruikai Zhang , Yuchi Ma , Hongyu Zhang , Zibin Zheng

Large Language Models (LLMs) have recently shown remarkable progress in code generation, yet their ability to construct complete software repositories from scratch remains poorly understood. A fundamental bottleneck is the lack of…

Software Engineering · Computer Science 2026-05-21 Zhaoxi Zhang , Yiming Xu , Jiahui Liang , Weikang Li , Xiaoshuai Chen , Liwei Qian , Xin Pei , Jizhou Huang , Run Sun , Yunfang Wu

In recent years, large language models (LLMs) have advanced rapidly, substantially enhancing their code understanding and generation capabilities and giving rise to powerful code assistants. However, in practical repository development,…

Software Engineering · Computer Science 2026-03-09 Yang Liu , Li Zhang , Fang Liu , Ping Lin , Xinyi Li

The success of language models in code assistance has spurred the proposal of repository-level code completion as a means to enhance prediction accuracy, utilizing the context from the entire codebase. However, this amplified context can…

Software Engineering · Computer Science 2024-02-26 Ming Liang , Xiaoheng Xie , Gehao Zhang , Xunjin Zheng , Peng Di , wei jiang , Hongwei Chen , Chengpeng Wang , Gang Fan

Some recently developed code large language models (Code LLMs) have been pre-trained on repository-level code data (Repo-Code LLMs), enabling these models to recognize repository structures and utilize cross-file information for code…

Computation and Language · Computer Science 2024-06-28 Lei Zhang , Yunshui Li , Jiaming Li , Xiaobo Xia , Jiaxi Yang , Run Luo , Minzheng Wang , Longze Chen , Junhao Liu , Min Yang

Generative models have demonstrated considerable potential in software engineering, particularly in tasks such as code generation and debugging. However, their utilization in the domain of code documentation generation remains…

Computation and Language · Computer Science 2024-02-27 Qinyu Luo , Yining Ye , Shihao Liang , Zhong Zhang , Yujia Qin , Yaxi Lu , Yesai Wu , Xin Cong , Yankai Lin , Yingli Zhang , Xiaoyin Che , Zhiyuan Liu , Maosong Sun

Repository-level code generation remains challenging due to complex code dependencies and the limitations of large language models (LLMs) in processing long contexts. While retrieval-augmented generation (RAG) frameworks are widely adopted,…

Software Engineering · Computer Science 2025-03-27 Wenchao Gu , Juntao Chen , Yanlin Wang , Tianyue Jiang , Xingzhe Li , Mingwei Liu , Xilin Liu , Yuchi Ma , Zibin Zheng

As code generation becomes increasingly central to improving software development efficiency, modern code models are largely trained and evaluated on code with natural-language descriptions. In real projects, developers often implement…

Software Engineering · Computer Science 2026-05-19 Chen Liu , Qingyuan Liang , Hanwen Zhang , Zeyu Sun , Yakun Zhang , Lu Zhang

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

Large Language Models (LLMs) are predominantly assessed based on their common sense reasoning, language comprehension, and logical reasoning abilities. While models trained in specialized domains like mathematics or coding have demonstrated…

Software Engineering · Computer Science 2026-01-08 Danny Brahman , Mohammad Mahoor