Issues

• Faster reduce_sum for integer types on x86

  linebender/fearless_simd#410 · Filter by author RunDevelopment opened on Sep 30, 2026
  5

• WebAssembly FMA with runtime feature detection?

  linebender/fearless_simd#401 · Filter by author valadaptive opened on Sep 26, 2026

• Provide widening reduce_sum (reduce_sum without overflow)

  linebender/fearless_simd#382 · Filter by author Dr-Emann opened on Sep 19, 2026

• SSE 2: Extremely slow floating-point trunc/floor/ceil/round_ties_even/fract

  linebender/fearless_simd#381 · Filter by author RunDevelopment opened on Sep 18, 2026
  6

• Iterators conflict with any kind of multiversioning (not just in fearless_simd)

  linebender/fearless_simd#380 · Filter by author Shnatsel opened on Sep 17, 2026
  2

• missing APIs vs std::simd

  linebender/fearless_simd#355 · Filter by author Shnatsel opened on Aug 27, 2026

• swizzle_dyn with non-matching table/indexes sizes

  Feature

  linebender/fearless_simd#353 · Filter by author Dr-Emann opened on Aug 27, 2026
  3

• Test helper macros for downstream users?

  linebender/fearless_simd#332 · Filter by author danderson opened on Aug 15, 2026
  1

• Add a description in repository (not README)

  linebender/fearless_simd#328 · Filter by author hardBSDk opened on Aug 15, 2026

• Optimize 4-way interleaved load/store on x86

  linebender/fearless_simd#305 · Filter by author Shnatsel opened on Aug 4, 2026

• rustc codegen issue tracker

  linebender/fearless_simd#281 · Filter by author Shnatsel opened on Jul 24, 2026
  1

• Optimize AVX2 vector shifts once rustc codegen bugs are fixed

  linebender/fearless_simd#280 · Filter by author Shnatsel opened on Jul 24, 2026

• Convert unit tests into generated doctests

  linebender/fearless_simd#267 · Filter by author Shnatsel opened on Jul 6, 2026

• dispatch! is expensive

  linebender/fearless_simd#194 · Filter by author Shnatsel opened on Feb 3, 2026
  8

• Add more assertion helpers for floating-point tests

  linebender/fearless_simd#174 · Filter by author valadaptive opened on Dec 17, 2025

• Set up Miri tests in CI

  linebender/fearless_simd#173 · Filter by author valadaptive opened on Dec 17, 2025
  2

• Stop exposing "shift by vector" via operator overloading?

  linebender/fearless_simd#163 · Filter by author valadaptive opened on Dec 12, 2025
  1

• Weird x86 feature detection considerations

  linebender/fearless_simd#157 · Filter by author valadaptive opened on Dec 8, 2025

• Remove the libm dependency and inline the functions we use?

  linebender/fearless_simd#147 · Filter by author valadaptive opened on Nov 28, 2025
  1

• Expose Level::new() on no_std?

  linebender/fearless_simd#117 · Filter by author valadaptive opened on Nov 12, 2025
  5

• Snapshot tests for the assembly output

  linebender/fearless_simd#100 · Filter by author ajakubowicz-canva opened on Oct 3, 2025
  1

  

• Figure out why build errors in no_std are not detected

  linebender/fearless_simd#65 · Filter by author LaurenzV opened on Aug 19, 2025

• Capitalize CI Step names

  linebender/fearless_simd#44 · Filter by author ajakubowicz-canva opened on Jul 30, 2025

• Tracking burning down clippy issues

  linebender/fearless_simd#40 · Filter by author ajakubowicz-canva opened on Jul 23, 2025

• Fun, safe math considerations

  linebender/fearless_simd#4 · Filter by author raphlinus opened on Jun 9, 2025
  6