gcc/testsuite/gcc.target/powerpc/atomic_load_store-p8.c

/* { dg-do compile { target { powerpc*-*-* && lp64 } } } */
/* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */
/* { dg-require-effective-target powerpc_p8vector_ok } */
/* { dg-options "-mcpu=power8 -O2" } */
/* { dg-final { scan-assembler-times "lq" 1 } } */
/* { dg-final { scan-assembler-times "stq" 1 } } */
/* { dg-final { scan-assembler-not "bl __atomic" } } */
/* { dg-final { scan-assembler-not "lqarx" } } */
/* { dg-final { scan-assembler-not "stqcx" } } */

__int128
atomic_load_128_relaxed (__int128 *ptr)
{
	return __atomic_load_n (ptr, __ATOMIC_RELAXED);
}

void
atomic_store_128_relaxed (__int128 *ptr, __int128 val)
{
	__atomic_store_n (ptr, val, __ATOMIC_RELAXED);
}