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Share optimized impls in const fn #485

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Pratyush opened this issue Sep 22, 2022 · 1 comment
Open

Share optimized impls in const fn #485

Pratyush opened this issue Sep 22, 2022 · 1 comment
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T-performance Type: performance improvements T-refactor Type: cleanup/refactor

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@Pratyush
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Use const_eval_select to allow a single function that is both callable in const contexts, yet also contains optimized assembly/intrinsics implementations. See here for details: rust-lang/rust#77745
@Pratyush Pratyush added T-performance Type: performance improvements T-refactor Type: cleanup/refactor labels Sep 22, 2022
@burdges
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burdges commented Mar 11, 2023

We need impl const Trait stabilized to do much here, I guess. An unstable form lives behind #![feature(const_trait_impl)] now.

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T-performance Type: performance improvements T-refactor Type: cleanup/refactor
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@burdges @Pratyush