Sync from portable simd 2026 07 30 - #160204

Merged

rust-bors[bot] merged 16 commits into

rust-lang:mainfrom

folkertdev:sync-from-portable-simd-2026-07-30

Jul 31, 2026

Commits on Jul 22, 2026

#[allow(dead_code)] instead of a humongous cfg
Shnatsel
committed
f8aa515
Add #[allow(unreachable_patterns)], remove all #[cfg(not(...)] and rely on match branch priority for selecting the best implementation instead
Shnatsel
committed
072095c
remove stray comma

Shnatsel
and
programmerjake
authored
4ca1d7c
Merge pull request portable-simd#540 from Shnatsel/swizzle-dyn-double-native
programmerjake
authored
3e83711
Optimize swizzle_dyn AVX2 implementation
Shnatsel
committed
530ec39
Merge pull request portable-simd#542 from Shnatsel/optimize-avx2-swizzle-dyn
programmerjake
authored
7a0e3d2

Commits on Jul 25, 2026

Optimize SSE4.2 as suggested by axnsan12, with an extra OR to preserve correctness for mask values 128-255. Changes the control sequence from vpcmpgtb + vpblendvb to vpaddb + vpor. 15% throughput i…
Shnatsel
committed
3b08801

Commits on Jul 26, 2026

Merge pull request #543 from Shnatsel/optimize-ssse3-swizzle-dyn
programmerjake
authored
832ff3c

Commits on Jul 29, 2026

test `x86_64-pc-windows-gnu` in CI too
folkertdev
committed
002cc4f
gate `std_float` f16 tests
folkertdev
committed
4201a4c
Merge pull request portable-simd#544 from folkertdev/gate-std-float-f16-tests
programmerjake
authored
9b1c0d8

Commits on Jul 30, 2026

Merge commit '9b1c0d8d0e98a705b1ed9f3af21d106f693c8443' into sync-from-portable-simd-2026-07-30
folkertdev
committed
e3b88f6