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#RUN: llc -mtriple=aarch64-- -mcpu=cyclone -run-pass machine-scheduler -o - %s | FileCheck %s
...
---
name:            merge_stack
# CHECK-LABEL: name: merge_stack
tracksRegLiveness: true
stack:
  - { id: 0, size: 64, alignment: 8 }
body:             |
  bb.0:
    liveins: $w0, $w1

    %0:gpr32 = COPY $w0
    %1:gpr32 = COPY $w1
    undef %3.sub_32:gpr64 = ORRWrs $wzr, %0, 0
    STRXui %3, %stack.0, 0 :: (store 8)
    undef %5.sub_32:gpr64 = ORRWrs $wzr, %1, 0
    STRXui %5, %stack.0, 1 :: (store 8)
    RET_ReallyLR

    ; CHECK: COPY
    ; CHECK-NEXT: COPY
    ; CHECK-NEXT: ORRWrs
    ; CHECK-NEXT: ORRWrs
    ; CHECK-NEXT: STRXui
    ; CHECK-NEXT: STRXui
    ; CHECK-NEXT: RET