Deep Dive into speedup_by_fusion in PyTorch Inductor
Published:
A benchmark-driven analysis of PyTorch Inductor’s speedup_by_fusion config, its runtime logs, and why register spilling can reject fusions that still help.
Blog posts
2026
PyTorch Inductor 中 speedup_by_fusion 深度解析
Published:
详解 PyTorch Inductor 的 speedup_by_fusion 配置：开启方式、工作原理、benchmark 日志示例，以及 register spilling 带来的融合决策争议。
Deep Dive into fuse_nodes in PyTorch Inductor
Published:
A structured walkthrough of how PyTorch Inductor enumerates, scores, and greedily applies graph fusion candidates in fuse_nodes.
PyTorch Inductor 中 fuse_nodes 融合流程深度解析
Published:
系统梳理 PyTorch Inductor 如何在 fuse_nodes 中枚举候选对、执行打分排序，并以贪心策略推进图融合。