# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -run-pass=legalizer  -global-isel-abort=0 %s -o - | FileCheck %s
# FIXME: Remove -global-isel-abort=0 when G_TRUNC legality handled

---
name: test_sext_trunc_v2s32_to_v2s16_to_v2s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_sext_trunc_v2s32_to_v2s16_to_v2s32
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; CHECK: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY [[COPY]](<2 x s32>)
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[UV]], [[C]](s32)
    ; CHECK: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[UV1]], [[C]](s32)
    ; CHECK: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
    ; CHECK: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C]](s32)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[ASHR]](s32), [[ASHR1]](s32)
    ; CHECK: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(<2 x s16>) = G_TRUNC %0
    %2:_(<2 x s32>) = G_SEXT %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_sext_trunc_v2s32_to_v2s16_to_v2s64
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_sext_trunc_v2s32_to_v2s16_to_v2s64
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[UV]](s32)
    ; CHECK: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[UV1]](s32)
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[C]](s64)
    ; CHECK: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[ANYEXT]], [[TRUNC]](s32)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[C]](s64)
    ; CHECK: [[SHL1:%[0-9]+]]:_(s64) = G_SHL [[ANYEXT1]], [[TRUNC1]](s32)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s32) = G_TRUNC [[C]](s64)
    ; CHECK: [[ASHR:%[0-9]+]]:_(s64) = G_ASHR [[SHL]], [[TRUNC2]](s32)
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(s32) = G_TRUNC [[C]](s64)
    ; CHECK: [[ASHR1:%[0-9]+]]:_(s64) = G_ASHR [[SHL1]], [[TRUNC3]](s32)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[ASHR]](s64), [[ASHR1]](s64)
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s64>)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(<2 x s16>) = G_TRUNC %0
    %2:_(<2 x s64>) = G_SEXT %1
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %2
...

---
name: test_sext_trunc_v2s32_to_v2s8_to_v2s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; The G_SEXT_INREG doesn't lower here because G_TRUNC is both illegal and
    ; unable to legalize. This prevents further legalization.
    ; CHECK-LABEL: name: test_sext_trunc_v2s32_to_v2s8_to_v2s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[COPY]](<2 x s32>)
    ; CHECK: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 8
    ; CHECK: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[TRUNC]](<2 x s16>)
    ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C1]](s32)
    ; CHECK: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[C]](s16)
    ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[BITCAST]](s32)
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[ZEXT]](s32)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[SHL]](s32)
    ; CHECK: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[C]](s16)
    ; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[LSHR]](s32)
    ; CHECK: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY2]], [[ZEXT1]](s32)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[SHL1]](s32)
    ; CHECK: [[ZEXT2:%[0-9]+]]:_(s32) = G_ZEXT [[C]](s16)
    ; CHECK: [[SEXT:%[0-9]+]]:_(s32) = G_SEXT [[TRUNC1]](s16)
    ; CHECK: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SEXT]], [[ZEXT2]](s32)
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[ASHR]](s32)
    ; CHECK: [[ZEXT3:%[0-9]+]]:_(s32) = G_ZEXT [[C]](s16)
    ; CHECK: [[SEXT1:%[0-9]+]]:_(s32) = G_SEXT [[TRUNC2]](s16)
    ; CHECK: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SEXT1]], [[ZEXT3]](s32)
    ; CHECK: [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[ASHR1]](s32)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC3]](s16), [[TRUNC4]](s16)
    ; CHECK: $vgpr0 = COPY [[BUILD_VECTOR]](<2 x s16>)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(<2 x s8>) = G_TRUNC %0
    %2:_(<2 x s16>) = G_SEXT %1
    $vgpr0 = COPY %2
...

---
name: test_sext_trunc_v3s32_to_v3s16_to_v3s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2

    ; CHECK-LABEL: name: test_sext_trunc_v3s32_to_v3s16_to_v3s32
    ; CHECK: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; CHECK: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY [[COPY]](<3 x s32>)
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[UV]], [[C]](s32)
    ; CHECK: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[UV1]], [[C]](s32)
    ; CHECK: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[UV2]], [[C]](s32)
    ; CHECK: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
    ; CHECK: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C]](s32)
    ; CHECK: [[ASHR2:%[0-9]+]]:_(s32) = G_ASHR [[SHL2]], [[C]](s32)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[ASHR]](s32), [[ASHR1]](s32), [[ASHR2]](s32)
    ; CHECK: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    %0:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(<3 x s16>) = G_TRUNC %0
    %2:_(<3 x s32>) = G_SEXT %1
    $vgpr0_vgpr1_vgpr2 = COPY %2
...