sbl::hal::memory::ArmMemoryBarrier Struct Reference

Memory barrier policy for RingBuffer template. More...

#include <barrier.hpp>

Collaboration diagram for sbl::hal::memory::ArmMemoryBarrier:

Static Public Member Functions
static void	full_barrier ()

Detailed Description

Memory barrier policy for RingBuffer template.

On single-core Cortex-M, a compiler barrier is sufficient for SPSC ring buffers. It prevents the compiler from reordering stores (data write before index update) without emitting any instructions.

Definition at line 88 of file barrier.hpp.

Member Function Documentation

full_barrier()

static void sbl::hal::memory::ArmMemoryBarrier::full_barrier ( )

inlinestatic

Note

ISR-safe — compiler-only barrier, zero instructions

Definition at line 90 of file barrier.hpp.

References sbl::hal::memory::compiler_barrier().

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The documentation for this struct was generated from the following file:

• src/sbl/hal/memory/barrier.hpp