DOKK / manpages / debian 11 / libck-dev / ck_pr_barrier.3.en
ck_pr_barrier(3) Library Functions Manual ck_pr_barrier(3)

ck_pr_barriercompiler optimization barrier

Concurrency Kit (libck, -lck)

#include <ck_pr.h>

void
ck_pr_barrier(void);

The (3) function is used to disable code movement optimizations across the invocation of the function.

ck_pr_fence_load(3), ck_pr_fence_load_depends(3), ck_pr_fence_store(3), ck_pr_fence_memory(3), ck_pr_fas(3), ck_pr_load(3), ck_pr_store(3), ck_pr_faa(3), ck_pr_inc(3), ck_pr_dec(3), ck_pr_neg(3), ck_pr_not(3), ck_pr_add(3), ck_pr_sub(3), ck_pr_and(3), ck_pr_or(3), ck_pr_xor(3), ck_pr_cas(3), ck_pr_btc(3), ck_pr_bts(3), ck_pr_btr(3)

Additional information available at http://concurrencykit.org/

April 7, 2013