1 ; RUN: llc < %s -march=x86-64 -mcpu=core2 | FileCheck %s
3 ; Basic 128-bit cmpxchg
4 define void @t1(i128* nocapture %p) nounwind ssp {
8 ; CHECK-NEXT: cmpxchg16b
9 %r = cmpxchg i128* %p, i128 0, i128 1 seq_cst
13 ; FIXME: Handle 128-bit atomicrmw/load atomic/store atomic