/* { dg-do compile } */ | |
/* { dg-options "-O2 -march=armv8-a+nolse -mno-outline-atomics" } */ | |
/* { dg-skip-if "" { *-*-* } { "-mcpu=*" } { "" } } */ | |
int | |
foo (int *a) | |
{ | |
int x = 3; | |
return __atomic_compare_exchange_n (a, &x, 0, 1, __ATOMIC_ACQUIRE, __ATOMIC_ACQUIRE); | |
} | |
/* { dg-final { scan-assembler "stxr\\tw\[0-9\]+, wzr,.*" } } */ | |
/* { dg-final { scan-assembler-not "mov\\tw\[0-9\]+, 0" } } */ |