Add SVE implementations of remove, remove_copy - #6407
Open
Hari Limaye (hazzlim) wants to merge 3 commits into
Open
Add SVE implementations of remove, remove_copy#6407Hari Limaye (hazzlim) wants to merge 3 commits into
remove, remove_copy#6407Hari Limaye (hazzlim) wants to merge 3 commits into
Conversation
This comment was marked as resolved.
This comment was marked as resolved.
This comment was marked as resolved.
This comment was marked as resolved.
This comment was marked as resolved.
This comment was marked as resolved.
Alex Guteniev (AlexGuteniev)
approved these changes
Aug 24, 2026
Stephan T. Lavavej (StephanTLavavej)
added
performance
Stephan T. Lavavej (StephanTLavavej)
changed the title
removeremove, remove_copy
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
4 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
This PR adds an SVE implementation of
remove.Benchmark results (sizes/benchmarks for which the code path is unchanged are omitted):
Measured speedups on a Neoverse N2 Machine (Cobalt 100)
r<alg_type::std_fn, std::uint32_t>/7r<alg_type::std_fn, std::uint32_t>/15r<alg_type::std_fn, std::uint32_t>/31r<alg_type::std_fn, std::uint32_t>/47r<alg_type::std_fn, std::uint32_t>/63r<alg_type::std_fn, std::uint32_t>/95r<alg_type::std_fn, std::uint32_t>/127r<alg_type::std_fn, std::uint32_t>/255r<alg_type::std_fn, std::uint32_t>/511r<alg_type::std_fn, std::uint32_t>/1023r<alg_type::std_fn, std::uint32_t>/2047r<alg_type::std_fn, std::uint32_t>/4095r<alg_type::std_fn, std::uint32_t>/3230r<alg_type::std_fn, std::uint64_t>/7r<alg_type::std_fn, std::uint64_t>/15r<alg_type::std_fn, std::uint64_t>/31r<alg_type::std_fn, std::uint64_t>/47r<alg_type::std_fn, std::uint64_t>/63r<alg_type::std_fn, std::uint64_t>/95r<alg_type::std_fn, std::uint64_t>/127r<alg_type::std_fn, std::uint64_t>/255r<alg_type::std_fn, std::uint64_t>/511r<alg_type::std_fn, std::uint64_t>/1023r<alg_type::std_fn, std::uint64_t>/2047r<alg_type::std_fn, std::uint64_t>/4095r<alg_type::std_fn, std::uint64_t>/3230r<alg_type::rng, std::uint32_t>/7r<alg_type::rng, std::uint32_t>/15r<alg_type::rng, std::uint32_t>/31r<alg_type::rng, std::uint32_t>/47r<alg_type::rng, std::uint32_t>/63r<alg_type::rng, std::uint32_t>/95r<alg_type::rng, std::uint32_t>/127r<alg_type::rng, std::uint32_t>/255r<alg_type::rng, std::uint32_t>/511r<alg_type::rng, std::uint32_t>/1023r<alg_type::rng, std::uint32_t>/2047r<alg_type::rng, std::uint32_t>/4095r<alg_type::rng, std::uint32_t>/3230r<alg_type::rng, std::uint64_t>/7r<alg_type::rng, std::uint64_t>/15r<alg_type::rng, std::uint64_t>/31r<alg_type::rng, std::uint64_t>/47r<alg_type::rng, std::uint64_t>/63r<alg_type::rng, std::uint64_t>/95r<alg_type::rng, std::uint64_t>/127r<alg_type::rng, std::uint64_t>/255r<alg_type::rng, std::uint64_t>/511r<alg_type::rng, std::uint64_t>/1023r<alg_type::rng, std::uint64_t>/2047r<alg_type::rng, std::uint64_t>/4095r<alg_type::rng, std::uint64_t>/3230rc<alg_type::std_fn, std::uint8_t>/7rc<alg_type::std_fn, std::uint8_t>/15rc<alg_type::std_fn, std::uint8_t>/31rc<alg_type::std_fn, std::uint8_t>/47rc<alg_type::std_fn, std::uint8_t>/63rc<alg_type::std_fn, std::uint8_t>/95rc<alg_type::std_fn, std::uint16_t>/7rc<alg_type::std_fn, std::uint16_t>/15rc<alg_type::std_fn, std::uint16_t>/31rc<alg_type::std_fn, std::uint16_t>/47rc<alg_type::std_fn, std::uint16_t>/63rc<alg_type::std_fn, std::uint16_t>/95rc<alg_type::std_fn, std::uint16_t>/127rc<alg_type::std_fn, std::uint16_t>/255rc<alg_type::std_fn, std::uint16_t>/511rc<alg_type::std_fn, std::uint16_t>/1023rc<alg_type::std_fn, std::uint16_t>/2047rc<alg_type::std_fn, std::uint16_t>/4095rc<alg_type::std_fn, std::uint16_t>/3230rc<alg_type::std_fn, std::uint32_t>/7rc<alg_type::std_fn, std::uint32_t>/15rc<alg_type::std_fn, std::uint32_t>/31rc<alg_type::std_fn, std::uint32_t>/47rc<alg_type::std_fn, std::uint32_t>/63rc<alg_type::std_fn, std::uint32_t>/95rc<alg_type::std_fn, std::uint32_t>/127rc<alg_type::std_fn, std::uint32_t>/255rc<alg_type::std_fn, std::uint32_t>/511rc<alg_type::std_fn, std::uint32_t>/1023rc<alg_type::std_fn, std::uint32_t>/2047rc<alg_type::std_fn, std::uint32_t>/4095rc<alg_type::std_fn, std::uint32_t>/3230rc<alg_type::std_fn, std::uint64_t>/95rc<alg_type::std_fn, std::uint64_t>/127rc<alg_type::std_fn, std::uint64_t>/255rc<alg_type::std_fn, std::uint64_t>/511rc<alg_type::std_fn, std::uint64_t>/1023rc<alg_type::std_fn, std::uint64_t>/2047rc<alg_type::std_fn, std::uint64_t>/4095rc<alg_type::std_fn, std::uint64_t>/3230rc<alg_type::rng, std::uint8_t>/7rc<alg_type::rng, std::uint8_t>/15rc<alg_type::rng, std::uint8_t>/31rc<alg_type::rng, std::uint8_t>/47rc<alg_type::rng, std::uint8_t>/63rc<alg_type::rng, std::uint8_t>/95rc<alg_type::rng, std::uint16_t>/7rc<alg_type::rng, std::uint16_t>/15rc<alg_type::rng, std::uint16_t>/31rc<alg_type::rng, std::uint16_t>/47rc<alg_type::rng, std::uint16_t>/63rc<alg_type::rng, std::uint16_t>/95rc<alg_type::rng, std::uint16_t>/127rc<alg_type::rng, std::uint16_t>/255rc<alg_type::rng, std::uint16_t>/511rc<alg_type::rng, std::uint16_t>/1023rc<alg_type::rng, std::uint16_t>/2047rc<alg_type::rng, std::uint16_t>/4095rc<alg_type::rng, std::uint16_t>/3230rc<alg_type::rng, std::uint32_t>/7rc<alg_type::rng, std::uint32_t>/15rc<alg_type::rng, std::uint32_t>/31rc<alg_type::rng, std::uint32_t>/47rc<alg_type::rng, std::uint32_t>/63rc<alg_type::rng, std::uint32_t>/95rc<alg_type::rng, std::uint32_t>/127rc<alg_type::rng, std::uint32_t>/255rc<alg_type::rng, std::uint32_t>/511rc<alg_type::rng, std::uint32_t>/1023rc<alg_type::rng, std::uint32_t>/2047rc<alg_type::rng, std::uint32_t>/4095rc<alg_type::rng, std::uint32_t>/3230rc<alg_type::rng, std::uint64_t>/95rc<alg_type::rng, std::uint64_t>/127rc<alg_type::rng, std::uint64_t>/255rc<alg_type::rng, std::uint64_t>/511rc<alg_type::rng, std::uint64_t>/1023rc<alg_type::rng, std::uint64_t>/2047rc<alg_type::rng, std::uint64_t>/4095rc<alg_type::rng, std::uint64_t>/3230