llvm/test/CodeGen/AArch64/sve-copy-zprpair.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -run-pass=postrapseudos -simplify-mir -verify-machineinstrs %s -o - | FileCheck %s

---
name:            copy_zpr2
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$z0_z1' }
frameInfo:
  maxCallFrameSize: 0
body:             |
  bb.0:
    liveins: $z0_z1
    ; CHECK-LABEL: name: copy_zpr2
    ; CHECK: liveins: $z0_z1
    ; CHECK: $z2 = ORR_ZZZ $z1, $z1
    ; CHECK: $z1 = ORR_ZZZ $z0, $z0
    ; CHECK: $z0 = ORR_ZZZ $z1, $z1
    ; CHECK: $z1 = ORR_ZZZ $z2, $z2
    ; CHECK: RET_ReallyLR
    $z1_z2 = COPY $z0_z1
    $z0_z1 = COPY $z1_z2
    RET_ReallyLR

...
---
name:            copy_zpr3
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$z0_z1_z2' }
frameInfo:
  maxCallFrameSize: 0
body:             |
  bb.0:
    liveins: $z0_z1_z2
    ; CHECK-LABEL: name: copy_zpr3
    ; CHECK: liveins: $z0_z1_z2
    ; CHECK: $z3 = ORR_ZZZ $z2, $z2
    ; CHECK: $z2 = ORR_ZZZ $z1, $z1
    ; CHECK: $z1 = ORR_ZZZ $z0, $z0
    ; CHECK: $z0 = ORR_ZZZ $z1, $z1
    ; CHECK: $z1 = ORR_ZZZ $z2, $z2
    ; CHECK: $z2 = ORR_ZZZ $z3, $z3
    ; CHECK: RET_ReallyLR
    $z1_z2_z3 = COPY $z0_z1_z2
    $z0_z1_z2 = COPY $z1_z2_z3
    RET_ReallyLR

...
---
name:            copy_zpr4
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$z0_z1_z2_z3' }
frameInfo:
  maxCallFrameSize: 0
body:             |
  bb.0:
    liveins: $z0_z1_z2_z3
    ; CHECK-LABEL: name: copy_zpr4
    ; CHECK: liveins: $z0_z1_z2_z3
    ; CHECK: $z4 = ORR_ZZZ $z3, $z3
    ; CHECK: $z3 = ORR_ZZZ $z2, $z2
    ; CHECK: $z2 = ORR_ZZZ $z1, $z1
    ; CHECK: $z1 = ORR_ZZZ $z0, $z0
    ; CHECK: $z0 = ORR_ZZZ $z1, $z1
    ; CHECK: $z1 = ORR_ZZZ $z2, $z2
    ; CHECK: $z2 = ORR_ZZZ $z3, $z3
    ; CHECK: $z3 = ORR_ZZZ $z4, $z4
    ; CHECK: RET_ReallyLR
    $z1_z2_z3_z4 = COPY $z0_z1_z2_z3
    $z0_z1_z2_z3 = COPY $z1_z2_z3_z4
    RET_ReallyLR

...