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Large language models (LLMs) have demonstrated significant potential in code generation tasks. However, there remains a performance gap between open-source and closed-source models. To address this gap, existing approaches typically…

Computation and Language · Computer Science 2025-04-18 Weijie Lv , Xuan Xia , Sheng-Jun Huang

Large Language Models (LLMs) are widely adopted for automated code generation with promising results. Although prior research has assessed LLM-generated code and identified various quality issues -- such as redundancy, poor maintainability,…

Software Engineering · Computer Science 2025-08-12 Altaf Allah Abbassi , Leuson Da Silva , Amin Nikanjam , Foutse Khomh

The advent of Large Language Models (LLMs) has significantly advanced the field of automated code generation. LLMs rely on large and diverse datasets to learn syntax, semantics, and usage patterns of programming languages. For low-resource…

Software Engineering · Computer Science 2025-02-03 Alessandro Giagnorio , Alberto Martin-Lopez , Gabriele Bavota

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

Code completion is a prominent application of Large Language Models (LLMs) in software engineering. Due to the near real-time response requirements of this task, base models with small to medium-sized parameters are typically employed,…

Software Engineering · Computer Science 2025-09-18 Dongjun Yu , Xiao Yan , Zhenrui Li , Jipeng Xiao , Haochuan He , Yongda Yu , Hao Zhang , Guoping Rong , Xiaobo Huang

Large language models (LLMs) have achieved notable success in code generation. However, they still frequently produce uncompilable output because their next-token inference procedure does not model formal aspects of code. Although…

Machine Learning · Computer Science 2025-05-09 Niels Mündler , Jingxuan He , Hao Wang , Koushik Sen , Dawn Song , Martin Vechev

Effective code generation with language models hinges on two critical factors: accurately understanding the intent of the prompt and generating code that applies algorithmic reasoning to produce correct solutions capable of passing diverse…

Artificial Intelligence · Computer Science 2025-10-21 Amir Jalilifard , Anderson de Rezende Rocha , Marcos Medeiros Raimundo

Large language models (LLMs) have achieved remarkable progress in automatic code generation, yet their ability to produce high-performance code remains limited--a critical requirement in real-world software systems. We argue that current…

Software Engineering · Computer Science 2026-05-11 Jiuding Yang , Shengyao Lu , Hongxuan Liu , Shayan Shirahmad Gale Bagi , Zahra Fazel , Tomasz Czajkowski , Di Niu

Large Language Models (LLMs) have shown impressive abilities in code generation, but they may generate erroneous programs. Reading a program takes ten times longer than writing it. Showing these erroneous programs to developers will waste…

Software Engineering · Computer Science 2024-10-07 Jia Li , Yuqi Zhu , Yongmin Li , Ge Li , Zhi Jin

Large Language Models (LLMs) have shown strong capabilities in code generation, but their adherence to fine-grained user intent with multiple constraints remains a significant challenge. Our empirical analysis reveals two key observations:…

Software Engineering · Computer Science 2026-02-03 Zheng Fang , Yihong Dong , Lili Mou , Dongming Jin , Zhi Jin , Ge Li

Effective code generation requires both model capability and a problem representation that carefully structures how models reason and plan. Existing approaches augment reasoning steps or inject specific structure into how models think, but…

Computation and Language · Computer Science 2026-04-17 Geonhui Jang , Dongyoon Han , YoungJoon Yoo

Large language models (LLMs) have demonstrated remarkable capabilities in code generation tasks. However, repository-level code generation presents unique challenges, particularly due to the need to utilize information spread across…

Software Engineering · Computer Science 2025-11-24 Zhiyuan Pan , Xing Hu , Xin Xia , Xiaohu Yang

Large language models (LLMs) have achieved substantial progress in repository-level code generation. However, solving the same repository-level task often requires multiple attempts, while existing methods still optimize each attempt in…

Software Engineering · Computer Science 2026-04-07 Ruwei Pan , Jiangshuai Wang , Qisheng Zhang , Yueheng Zhu , Linhao Wu , Zixiong Yang , Yakun Zhang , Lu Zhang , Hongyu Zhang

Recent work targeting large language models (LLMs) for code generation demonstrated that increasing the amount of training data through synthetic code generation often leads to exceptional performance. In this paper we explore data pruning…

Software Engineering · Computer Science 2024-07-09 Yun-Da Tsai , Mingjie Liu , Haoxing Ren

Large Language Models (LLMs) have shown remarkable capabilities in code generation tasks, yet they face significant limitations in handling complex, long-context programming challenges and demonstrating complex compositional reasoning…

Artificial Intelligence · Computer Science 2025-01-14 Amr Almorsi , Mohanned Ahmed , Walid Gomaa

Large Language Models (LLMs) exhibit remarkable code generation capabilities but falter when adapting to frequent updates in external library APIs. This critical limitation, stemming from reliance on outdated API knowledge from their…

Computation and Language · Computer Science 2025-11-25 Haoze Wu , Yunzhi Yao , Wenhao Yu , Ningyu Zhang

Although large language models (LLMs) have demonstrated impressive ability in code generation, they are still struggling to address the complicated intent provided by humans. It is widely acknowledged that humans typically employ planning…

Software Engineering · Computer Science 2025-10-21 Xue Jiang , Yihong Dong , Lecheng Wang , Zheng Fang , Qiwei Shang , Ge Li , Zhi Jin , Wenpin Jiao

Source code is usually formatted with elements like indentation and newlines to improve readability for human developers. However, these visual aids do not seem to be beneficial for large language models (LLMs) in the same way since the…

Software Engineering · Computer Science 2025-08-21 Dangfeng Pan , Zhensu Sun , Cenyuan Zhang , David Lo , Xiaoning Du

Natural language to code generation is an important application area of LLMs and has received wide attention from the community. The majority of relevant studies have exclusively concentrated on increasing the quantity and functional…

Machine Learning · Computer Science 2023-11-28 Naman Jain , Tianjun Zhang , Wei-Lin Chiang , Joseph E. Gonzalez , Koushik Sen , Ion Stoica

Hardware accelerators, especially those designed for tensor processing, have become ubiquitous in today's computing landscape. However, even with significant efforts in building compilers, programming these tensor accelerators remains…

Programming Languages · Computer Science 2025-11-07 Charles Hong , Sahil Bhatia , Alvin Cheung , Yakun Sophia Shao