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The inline cache for LOAD_ATTR is too large. #93533

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The inline cache for LOAD_ATTR is too large.#93533
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3.12only security fixesinterpreter-core(Objects, Python, Grammar, and Parser dirs)performancePerformance or resource usage
@markshannon

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@markshannon
markshannon
opened on Jun 6, 2022

The inline cache for LOAD_METHOD takes 10 code units, which is considerably larger than other inline caches, and is an obstacle to merging LOAD_ATTR and LOAD_METHOD (#93430), as LOAD_ATTR is such a common instruction.

See faster-cpython/ideas#396 for some ideas on how to shrink the inline cache.

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