Skip to content

Issues: rust-lang/portable-simd

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

82 Open 108 Closed
82 Open 108 Closed
Author
Filter by author
Loading
Label
Filter by label
Loading
Use alt + click/return to exclude labels
or ⇧ + click/return for logical OR
Projects
Filter by project
Loading
Milestones
Filter by milestone
Loading
Assignee
Filter by who’s assigned
Sort
Sort by
Newest Oldest Most commented Least commented Recently updated Least recently updated Best match
Most reactions
👍 👎 😄 🎉 😕 ❤️ 🚀 👀

Issues list

Integer multiply high (mulh) equivalent in SimdInt and SimdUint C-feature-request Category: a feature request, i.e. not implemented / a PR
#440 opened Sep 18, 2024 by ds84182
3
Aligning std::simd and Rust on Arm v7 Neon float behavior C-bug Category: Bug
#439 opened Sep 12, 2024 by workingjubilee
15
simd_div and simd_rem ICEs for non-power-of-two length vectors on Aarch64 C-bug Category: Bug
#427 opened Aug 8, 2024 by calebzulawski
4
why sub and mul operation of f32x4 is slower than scalar version?
#426 opened Jun 22, 2024 by Jad2wizard
4
Fast round C-feature-request Category: a feature request, i.e. not implemented / a PR
#421 opened May 21, 2024 by NamorNiradnug
3
Can't use generic_const_exprs C-bug Category: Bug
#416 opened Apr 16, 2024 by yyy33
1
Seemless softwere/hardwere computation interoperation C-feature-request Category: a feature request, i.e. not implemented / a PR
#403 opened Mar 7, 2024 by TirushOne
1
Missing SIMD version of round_ties_even
#390 opened Feb 10, 2024 by RalfJung
1
Bit operations on float C-feature-request Category: a feature request, i.e. not implemented / a PR
#388 opened Feb 9, 2024 by TechPizzaDev
8
MulAdd and MulAddAssign C-feature-request Category: a feature request, i.e. not implemented / a PR
#387 opened Jan 5, 2024 by Pr0methean
3
API to specify max number of elements C-feature-request Category: a feature request, i.e. not implemented / a PR
#373 opened Nov 15, 2023 by AdamWRichardson
5
Ensure loads of vector types have !noundef
#372 opened Nov 12, 2023 by scottmcm
Saturating casts for integers, like _mm_packus_epi16 and _mm_packs_epi16 C-feature-request Category: a feature request, i.e. not implemented / a PR
#369 opened Oct 6, 2023 by okaneco
5
Support for _mm_maddubs_epi16 and _mm_maddubs_epi16 and similar? C-feature-request Category: a feature request, i.e. not implemented / a PR
#366 opened Sep 24, 2023 by samuelcolvin
2
Critical issues before stabilization
#364 opened Sep 10, 2023 by calebzulawski
43
Bounds check is not eliminated C-bug Category: Bug
#356 opened Jul 10, 2023 by SeeSpring
5
ensure array/slice load/store functions actually optimize to LLVM IR vector load/store instructions
#343 opened Apr 26, 2023 by programmerjake
don't use read_unaligned to read from an array casted to *const Simd
#341 opened Apr 23, 2023 by programmerjake
1
Support avx512 bitmasks with dynamic feature detection C-feature-request Category: a feature request, i.e. not implemented / a PR
#332 opened Mar 7, 2023 by reinerp
1
3
gather with i32 indexes C-feature-request Category: a feature request, i.e. not implemented / a PR
#329 opened Feb 4, 2023 by benjamin-lieser
11
Float to integer casts on x86 produce scalar instructions A-LLVM Area: LLVM C-bug Category: Bug I-scalarize Impact: code that should be vectorized, isn't
#325 opened Jan 7, 2023 by rnarubin
2
change gather/scatter mask sizes to match data size not index/address size since that matches x86_64
#323 opened Dec 14, 2022 by programmerjake
Simd-using functions sometimes scalarize after inlining, even if they use vector ops on their own I-scalarize Impact: code that should be vectorized, isn't
#321 opened Dec 5, 2022 by thomcc
8
wasm32-unknown-unknown doesn't use simd instructions (at least, for one particular example, but plausibly more)
#320 opened Dec 3, 2022 by thomcc
3
Suboptimal codegen for mask8x32 all
#316 opened Nov 18, 2022 by Nugine
1
4
ProTip! Add no:assignee to see everything that’s not assigned.