Issues

• xtensa: Replace core atomics with asm

  O-xtensa
  taiki-e/portable-atomic#250 · Filter by author taiki-e opened on Sep 26, 2026
  

• Add AtomicTwoPtr (or AtomicTaggedPtr)

  C-enhancement
  taiki-e/portable-atomic#214 · Filter by author taiki-e opened on Jul 2, 2025

• Expose is_always_lock_free as a macro

  C-enhancement
  taiki-e/portable-atomic#213 · Filter by author SabrinaJewson opened on Jun 25, 2025
  1

• Add a way to handle uninitialized memory within portable-atomic

  C-enhancement
  taiki-e/portable-atomic#116 · Filter by author notgull opened on Aug 13, 2023
  4

• Optional unprivileged even-more-unsafe mode for certain use cases?

  C-enhancement
  taiki-e/portable-atomic#60 · Filter by author cbiffle opened on Jan 11, 2023
  3

  

• Optimize atomic floats on nvptx

  A-floatC-enhancementO-nvptx
  taiki-e/portable-atomic#34 · Filter by author taiki-e opened on Aug 17, 2022

• Consider providing fallback implementation that uses lock per atomic type

  C-enhancement
  taiki-e/portable-atomic#32 · Filter by author taiki-e opened on Aug 13, 2022
  1

• Support atomic CAS on BPF targets

  C-enhancementO-bpf
  taiki-e/portable-atomic#29 · Filter by author taiki-e opened on Aug 9, 2022
  3

• std Atomic{I,U}{8,16}::fetch_{max,min} seem to broken on a few platform (LLVM bug)

  C-upstream-bugO-aarch64O-armO-mipsO-powerpc
  taiki-e/portable-atomic#2 · Filter by author taiki-e opened on Feb 24, 2022
  3

• Provides generic Atomic<T> type

  A-portable-atomic-utilC-enhancement
  taiki-e/portable-atomic#1 · Filter by author taiki-e opened on Feb 23, 2022
  1