test/CodeGen/AMDGPU/GlobalISel/legalize-trunc.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -run-pass=legalizer -global-isel-abort=0 -o - %s | FileCheck %s

---
name: test_trunc_s64_to_s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_trunc_s64_to_s32
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
    ; CHECK: $vgpr0 = COPY [[TRUNC]](s32)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s32) = G_TRUNC %0
    $vgpr0 = COPY %1
...

---
name: test_trunc_s64_to_s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_trunc_s64_to_s16
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s64)
    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s16)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s16) = G_TRUNC %0
    S_ENDPGM 0, implicit %1
...

---
name: test_trunc_v2s32_to_v2s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_trunc_v2s32_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: $vgpr0 = COPY [[TRUNC]](<2 x s16>)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(<2 x s16>) = G_TRUNC %0
    $vgpr0 = COPY %1
...

---
name: test_trunc_v3s32_to_v3s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2

    ; CHECK-LABEL: name: test_trunc_v3s32_to_v3s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[UV]](s32)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[UV1]](s32)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[UV2]](s32)
    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s16), implicit [[TRUNC1]](s16), implicit [[TRUNC2]](s16)
    %0:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(<3 x s16>) = G_TRUNC %0
    %2:_(s16), %3:_(s16), %4:_(s16) = G_UNMERGE_VALUES %1
    S_ENDPGM 0, implicit %2, implicit %3, implicit %4
...

---
name: test_trunc_v4s32_to_v4s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3

    ; CHECK-LABEL: name: test_trunc_v4s32_to_v4s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; CHECK: [[UV:%[0-9]+]]:_(<2 x s32>), [[UV1:%[0-9]+]]:_(<2 x s32>) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[UV]](<2 x s32>)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[UV1]](<2 x s32>)
    ; CHECK: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[TRUNC]](<2 x s16>), [[TRUNC1]](<2 x s16>)
    ; CHECK: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
    %0:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    %1:_(<4 x s16>) = G_TRUNC %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_trunc_v8s32_to_v8s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7

    ; CHECK-LABEL: name: test_trunc_v8s32_to_v8s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<8 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[UV:%[0-9]+]]:_(<2 x s32>), [[UV1:%[0-9]+]]:_(<2 x s32>), [[UV2:%[0-9]+]]:_(<2 x s32>), [[UV3:%[0-9]+]]:_(<2 x s32>) = G_UNMERGE_VALUES [[COPY]](<8 x s32>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[UV]](<2 x s32>)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[UV1]](<2 x s32>)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[UV2]](<2 x s32>)
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(<2 x s16>) = G_TRUNC [[UV3]](<2 x s32>)
    ; CHECK: [[CONCAT_VECTORS:%[0-9]+]]:_(<8 x s16>) = G_CONCAT_VECTORS [[TRUNC]](<2 x s16>), [[TRUNC1]](<2 x s16>), [[TRUNC2]](<2 x s16>), [[TRUNC3]](<2 x s16>)
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[CONCAT_VECTORS]](<8 x s16>)
    %0:_(<8 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    %1:_(<8 x s16>) = G_TRUNC %0
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %1
...

---
name: test_trunc_v2s64_to_v2s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3

    ; CHECK-LABEL: name: test_trunc_v2s64_to_v2s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[UV]](s64)
    ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC]], [[C]]
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[UV1]](s64)
    ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[TRUNC1]], [[C]]
    ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C1]](s32)
    ; CHECK: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
    ; CHECK: [[BITCAST:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; CHECK: $vgpr0 = COPY [[BITCAST]](<2 x s16>)
    %0:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    %1:_(<2 x s16>) = G_TRUNC %0
    $vgpr0 = COPY %1
...

---
name: test_trunc_v4s64_to_v4s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7

    ; CHECK-LABEL: name: test_trunc_v4s64_to_v4s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[UV:%[0-9]+]]:_(<2 x s64>), [[UV1:%[0-9]+]]:_(<2 x s64>) = G_UNMERGE_VALUES [[COPY]](<4 x s64>)
    ; CHECK: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[UV]](<2 x s64>)
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[UV2]](s64)
    ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC]], [[C]]
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[UV3]](s64)
    ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[TRUNC1]], [[C]]
    ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C1]](s32)
    ; CHECK: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
    ; CHECK: [[BITCAST:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; CHECK: [[UV4:%[0-9]+]]:_(s64), [[UV5:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[UV1]](<2 x s64>)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s32) = G_TRUNC [[UV4]](s64)
    ; CHECK: [[AND2:%[0-9]+]]:_(s32) = G_AND [[TRUNC2]], [[C]]
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(s32) = G_TRUNC [[UV5]](s64)
    ; CHECK: [[AND3:%[0-9]+]]:_(s32) = G_AND [[TRUNC3]], [[C]]
    ; CHECK: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND3]], [[C1]](s32)
    ; CHECK: [[OR1:%[0-9]+]]:_(s32) = G_OR [[AND2]], [[SHL1]]
    ; CHECK: [[BITCAST1:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR1]](s32)
    ; CHECK: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>)
    ; CHECK: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
    %0:_(<4 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    %1:_(<4 x s16>) = G_TRUNC %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_trunc_s64_to_s1
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_trunc_s64_to_s1
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY]](s64)
    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s1)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s1) = G_TRUNC %0
    S_ENDPGM 0, implicit %1
...

---
name: test_trunc_s32_to_s1
body: |
  bb.0:
    liveins: $vgpr0

    ; CHECK-LABEL: name: test_trunc_s32_to_s1
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY]](s32)
    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s1)
    %0:_(s32) = COPY $vgpr0
    %1:_(s1) = G_TRUNC %0
    S_ENDPGM 0, implicit %1
...

---
name: test_trunc_s16_to_s1
body: |
  bb.0:
    liveins: $vgpr0

    ; CHECK-LABEL: name: test_trunc_s16_to_s1
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY]](s32)
    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s1)
    %0:_(s32) = COPY $vgpr0
    %1:_(s16) = G_TRUNC %0
    %2:_(s1) = G_TRUNC %1
    S_ENDPGM 0, implicit %2
...

---
name: test_trunc_v4s32_to_v4s1
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, $vgpr8_vgpr9_vgpr10_vgpr11

    ; CHECK-LABEL: name: test_trunc_v4s32_to_v4s1
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; CHECK: [[COPY1:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[COPY2:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr8_vgpr9_vgpr10_vgpr11
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[UV]](s32)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s1) = G_TRUNC [[UV1]](s32)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s1) = G_TRUNC [[UV2]](s32)
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(s1) = G_TRUNC [[UV3]](s32)
    ; CHECK: [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<4 x s32>)
    ; CHECK: [[UV8:%[0-9]+]]:_(s32), [[UV9:%[0-9]+]]:_(s32), [[UV10:%[0-9]+]]:_(s32), [[UV11:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY2]](<4 x s32>)
    ; CHECK: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[TRUNC]](s1), [[UV4]], [[UV8]]
    ; CHECK: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[TRUNC1]](s1), [[UV5]], [[UV9]]
    ; CHECK: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[TRUNC2]](s1), [[UV6]], [[UV10]]
    ; CHECK: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[TRUNC3]](s1), [[UV7]], [[UV11]]
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[SELECT]](s32), [[SELECT1]](s32), [[SELECT2]](s32), [[SELECT3]](s32)
    ; CHECK: S_ENDPGM 0, implicit [[BUILD_VECTOR]](<4 x s32>)
    %0:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    %1:_(<4 x s32>) = COPY $vgpr4_vgpr5_vgpr6_vgpr7
    %2:_(<4 x s32>) = COPY $vgpr8_vgpr9_vgpr10_vgpr11
    %3:_(<4 x s1>) = G_TRUNC %0
    %4:_(<4 x s32>) = G_SELECT %3, %1, %2
    S_ENDPGM 0, implicit %4
...

---
name: test_trunc_v2s64_to_v2s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3

    ; CHECK-LABEL: name: test_trunc_v2s64_to_v2s32
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[UV]](s64)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[UV1]](s64)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[TRUNC]](s32), [[TRUNC1]](s32)
    ; CHECK: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    %0:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    %1:_(<2 x s32>) = G_TRUNC %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_trunc_v4s64_to_v4s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7

    ; CHECK-LABEL: name: test_trunc_v4s64_to_v4s32
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64), [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<4 x s64>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[UV]](s64)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[UV1]](s64)
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s32) = G_TRUNC [[UV2]](s64)
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(s32) = G_TRUNC [[UV3]](s64)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[TRUNC]](s32), [[TRUNC1]](s32), [[TRUNC2]](s32), [[TRUNC3]](s32)
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<4 x s32>)
    %0:_(<4 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    %1:_(<4 x s32>) = G_TRUNC %0
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %1
...

---
name: test_trunc_v2s128_to_v2s64
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7

    ; CHECK-LABEL: name: test_trunc_v2s128_to_v2s64
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s128>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[UV:%[0-9]+]]:_(s128), [[UV1:%[0-9]+]]:_(s128) = G_UNMERGE_VALUES [[COPY]](<2 x s128>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s64) = G_TRUNC [[UV]](s128)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s64) = G_TRUNC [[UV1]](s128)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[TRUNC]](s64), [[TRUNC1]](s64)
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s64>)
    %0:_(<2 x s128>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    %1:_(<2 x s64>) = G_TRUNC %0
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %1
...

---
name: test_trunc_v2s128_to_v2s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7

    ; CHECK-LABEL: name: test_trunc_v2s128_to_v2s32
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s128>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[UV:%[0-9]+]]:_(s128), [[UV1:%[0-9]+]]:_(s128) = G_UNMERGE_VALUES [[COPY]](<2 x s128>)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[UV]](s128)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[UV1]](s128)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[TRUNC]](s32), [[TRUNC1]](s32)
    ; CHECK: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    %0:_(<2 x s128>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    %1:_(<2 x s32>) = G_TRUNC %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_trunc_v2s128_to_v2s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7

    ; CHECK-LABEL: name: test_trunc_v2s128_to_v2s16
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s128>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    ; CHECK: [[UV:%[0-9]+]]:_(s128), [[UV1:%[0-9]+]]:_(s128) = G_UNMERGE_VALUES [[COPY]](<2 x s128>)
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[UV]](s128)
    ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC]], [[C]]
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[UV1]](s128)
    ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[TRUNC1]], [[C]]
    ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C1]](s32)
    ; CHECK: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
    ; CHECK: [[BITCAST:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; CHECK: $vgpr0 = COPY [[BITCAST]](<2 x s16>)
    %0:_(<2 x s128>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    %1:_(<2 x s16>) = G_TRUNC %0
    $vgpr0 = COPY %1
...

---
name: test_trunc_v2s96_to_v2s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5

    ; CHECK-LABEL: name: test_trunc_v2s96_to_v2s32
    ; CHECK: [[COPY:%[0-9]+]]:_(s96) = COPY $vgpr0_vgpr1_vgpr2
    ; CHECK: [[COPY1:%[0-9]+]]:_(s96) = COPY $vgpr3_vgpr4_vgpr5
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s96)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s96)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[TRUNC]](s32), [[TRUNC1]](s32)
    ; CHECK: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    %0:_(s96) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(s96) = COPY $vgpr3_vgpr4_vgpr5
    %2:_(<2 x s96>) = G_BUILD_VECTOR %0, %1
    %3:_(<2 x s32>) = G_TRUNC %2
    $vgpr0_vgpr1 = COPY %3
...

---
name: test_trunc_v2s96_to_v2s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5

    ; CHECK-LABEL: name: test_trunc_v2s96_to_v2s16
    ; CHECK: [[COPY:%[0-9]+]]:_(s96) = COPY $vgpr0_vgpr1_vgpr2
    ; CHECK: [[COPY1:%[0-9]+]]:_(s96) = COPY $vgpr3_vgpr4_vgpr5
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s96)
    ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC]], [[C]]
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s96)
    ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[TRUNC1]], [[C]]
    ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C1]](s32)
    ; CHECK: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
    ; CHECK: [[BITCAST:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; CHECK: $vgpr0 = COPY [[BITCAST]](<2 x s16>)
    %0:_(s96) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(s96) = COPY $vgpr3_vgpr4_vgpr5
    %2:_(<2 x s96>) = G_BUILD_VECTOR %0, %1
    %3:_(<2 x s16>) = G_TRUNC %2
    $vgpr0 = COPY %3
...

---
name: test_trunc_v2s96_to_v2s8
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5

    ; CHECK-LABEL: name: test_trunc_v2s96_to_v2s8
    ; CHECK: [[COPY:%[0-9]+]]:_(s96) = COPY $vgpr0_vgpr1_vgpr2
    ; CHECK: [[COPY1:%[0-9]+]]:_(s96) = COPY $vgpr3_vgpr4_vgpr5
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s96)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s96)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[TRUNC]](s32), [[TRUNC1]](s32)
    ; CHECK: S_ENDPGM 0, implicit [[BUILD_VECTOR]](<2 x s32>)
    %0:_(s96) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(s96) = COPY $vgpr3_vgpr4_vgpr5
    %2:_(<2 x s96>) = G_BUILD_VECTOR %0, %1
    %3:_(<2 x s8>) = G_TRUNC %2
    %4:_(<2 x s32>) = G_ANYEXT %3
    S_ENDPGM 0, implicit %4
...