/* { dg-do compile } */ | |
/* { dg-require-effective-target lp64 } */ | |
/* { dg-options "-O2 -mcx16" } */ | |
typedef int TItype __attribute__ ((mode (TI))); | |
TItype m_128; | |
void test(TItype x_128) | |
{ | |
m_128 = __sync_val_compare_and_swap (&m_128, x_128, m_128); | |
} | |
/* { dg-final { scan-assembler "cmpxchg16b" } } */ |