Unverified50% confidenceCautionExact time

寄存器溢出（Register Spilling）会将溢出变量存入本地显存，引入额外全局显存访问导致性能倒退

1

Sources

50%

Confidence

Long-term

Relevance

7/15/2026

First Seen

Sources

CUDA Kernel Fusion: A Practical Guide to Reducing Memory Bandwidth and Launch Overhead

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