# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 6
# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -run-pass=amdgpu-regbanklegalize -verify-machineinstrs %s -o - | FileCheck %s

---
name: unmerge_sgprS16_from_V2S16
legalized: true
body: |
  bb.0:
    liveins: $sgpr0, $sgpr2_sgpr3

    ; CHECK-LABEL: name: unmerge_sgprS16_from_V2S16
    ; CHECK: liveins: $sgpr0, $sgpr2_sgpr3
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(<2 x s16>) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(p1) = COPY $sgpr2_sgpr3
    ; CHECK-NEXT: [[BITCAST:%[0-9]+]]:sgpr(s32) = G_BITCAST [[COPY]](<2 x s16>)
    ; CHECK-NEXT: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 16
    ; CHECK-NEXT: [[LSHR:%[0-9]+]]:sgpr(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[BITCAST]](s32)
    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[LSHR]](s32)
    ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:sgpr(<2 x s16>) = G_BUILD_VECTOR [[TRUNC1]](s16), [[TRUNC]](s16)
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(<2 x s16>) = COPY [[BUILD_VECTOR]](<2 x s16>)
    ; CHECK-NEXT: G_STORE [[COPY2]](<2 x s16>), [[COPY1]](p1) :: (store (<2 x s16>), addrspace 1)
    ; CHECK-NEXT: S_ENDPGM 0
    %0:sgpr(<2 x s16>) = COPY $sgpr0
    %1:sgpr(p1) = COPY $sgpr2_sgpr3
    %2:sgpr(s16), %3:sgpr(s16) = G_UNMERGE_VALUES %0(<2 x s16>)
    %4:sgpr(<2 x s16>) = G_BUILD_VECTOR %3(s16), %2(s16)
    G_STORE %4(<2 x s16>), %1(p1) :: (store (<2 x s16>), addrspace 1)
    S_ENDPGM 0
...

---
name: unmerge_sgprS16_from_V4S16
legalized: true
body: |
  bb.0:
    liveins: $sgpr0_sgpr1, $sgpr2, $sgpr3

    ; CHECK-LABEL: name: unmerge_sgprS16_from_V4S16
    ; CHECK: liveins: $sgpr0_sgpr1, $sgpr2, $sgpr3
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(<4 x s16>) = COPY $sgpr0_sgpr1
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(p1) = COPY $sgpr2_sgpr3
    ; CHECK-NEXT: [[UV:%[0-9]+]]:sgpr(<2 x s16>), [[UV1:%[0-9]+]]:sgpr(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; CHECK-NEXT: [[BITCAST:%[0-9]+]]:sgpr(s32) = G_BITCAST [[UV]](<2 x s16>)
    ; CHECK-NEXT: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 16
    ; CHECK-NEXT: [[LSHR:%[0-9]+]]:sgpr(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[BITCAST]](s32)
    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[LSHR]](s32)
    ; CHECK-NEXT: [[BITCAST1:%[0-9]+]]:sgpr(s32) = G_BITCAST [[UV1]](<2 x s16>)
    ; CHECK-NEXT: [[LSHR1:%[0-9]+]]:sgpr(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
    ; CHECK-NEXT: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC [[BITCAST1]](s32)
    ; CHECK-NEXT: [[TRUNC3:%[0-9]+]]:sgpr(s16) = G_TRUNC [[LSHR1]](s32)
    ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:sgpr(<2 x s16>) = G_BUILD_VECTOR [[TRUNC]](s16), [[TRUNC3]](s16)
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(<2 x s16>) = COPY [[BUILD_VECTOR]](<2 x s16>)
    ; CHECK-NEXT: G_STORE [[COPY2]](<2 x s16>), [[COPY1]](p1) :: (store (<2 x s16>), addrspace 1)
    ; CHECK-NEXT: S_ENDPGM 0
    %0:sgpr(<4 x s16>) = COPY $sgpr0_sgpr1
    %1:sgpr(p1) = COPY $sgpr2_sgpr3
    %2:sgpr(s16), %3:sgpr(s16), %4:sgpr(s16), %5:sgpr(s16) = G_UNMERGE_VALUES %0(<4 x s16>)
    %6:sgpr(<2 x s16>) = G_BUILD_VECTOR %2(s16), %5(s16)
    G_STORE %6(<2 x s16>), %1(p1) :: (store (<2 x s16>), addrspace 1)
    S_ENDPGM 0
...