test/CodeGen/MIR/AArch64/atomic-memoperands.mir

# RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass none -o - %s | FileCheck %s

--- |

  define void @atomic_memoperands() {
    ret void
  }

...
---
# CHECK-LABEL: name: atomic_memoperands
# CHECK: %1(s64) = G_LOAD %0(p0) :: (load unordered 8)
# CHECK: %2(s32) = G_LOAD %0(p0) :: (load monotonic 4)
# CHECK: %3(s16) = G_LOAD %0(p0) :: (load acquire 2)
# CHECK: G_STORE %3(s16), %0(p0) :: (store release 2)
# CHECK: G_STORE %2(s32), %0(p0) :: (store acq_rel 4)
# CHECK: G_STORE %1(s64), %0(p0) :: (store syncscope("singlethread") seq_cst 8)
name:            atomic_memoperands
body: |
  bb.0:

    %0:_(p0) = COPY %x0
    %1:_(s64) = G_LOAD %0(p0) :: (load unordered 8)
    %2:_(s32) = G_LOAD %0(p0) :: (load monotonic 4)
    %3:_(s16) = G_LOAD %0(p0) :: (load acquire 2)
    G_STORE %3(s16), %0(p0) :: (store release 2)
    G_STORE %2(s32), %0(p0) :: (store acq_rel 4)
    G_STORE %1(s64), %0(p0) :: (store syncscope("singlethread") seq_cst 8)
    RET_ReallyLR
...