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[mono] Optimize mono_metadata_decode_row_col_raw #99939

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merged 7 commits into from
Mar 21, 2024
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@kg kg commented Mar 18, 2024

The loop in this function is somewhat expensive, and in some wasm startup profiles I did we spent around 1% of cpu time inside it. From some quick tests this seems to make it a little bit faster, at the price of 9 bytes per MonoTableInfo (~500 bytes per assembly), which I think is worth it.

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lgtm, but we could do less, I think?

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@kg kg requested a review from marek-safar as a code owner March 20, 2024 20:10
@kg kg merged commit effc9e5 into dotnet:main Mar 21, 2024
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3 participants