atomic: multi-backend framework + builtin + API rename - #19867

Merged

xiaoxiang781216 merged 10 commits into

apache:masterfrom

zhangyu-duck:pr2-atomic-backend

Aug 24, 2026

Commits on Aug 19, 2026

nuttx/libc: arch_atomic.c uses IRQ switching, no SMP support
zhangyu-duck
committed
c14be62
arch/tricore: add arch atomic function
zhangyu-duck
committed
f00fd9f

Commits on Aug 20, 2026

nuttx/libc: refine the atomic related Kconfig
zhangyu-duck
committed
1c53803

Commits on Aug 21, 2026

libc/machine: split atomic into header, arch_atomic_irq.c, arch_atomic64.c
zhangyu-duck
committed
f3f779b
nuttx/atomic: select LIBC_ATOMIC_IRQ for archs without atomic support
zhangyu-duck
committed
a784284
nuttx: use unified interface in <nuttx/atomic.h>
zhangyu-duck
committed
4cf79fc
nuttx/atomic: for builtin atomic, a wrapper is used to unify the names.
zhangyu-duck
committed
eeb836e
nuttx/atomic: use toolchain builtin atomic function
zhangyu-duck
committed
d0ba0d0
nuttx/atomic: replace atomic_fetch_xxx with atomic_xxx just like zephyr
zhangyu-duck
committed
dd6857f
nuttx/atomic.h: use _Atomic define atomic_t.
zhangyu-duck
committed
2aa1e74