test/CodeGen/AMDGPU/GlobalISel/legalize-implicit-def.mir

# 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
# RUN: llc -O0 -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -run-pass=legalizer -global-isel-abort=0 %s -o - | FileCheck %s

---
name: test_implicit_def_s1
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s1
    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](s32)
    %0:_(s1) = G_IMPLICIT_DEF
    %1:_(s32) = G_ANYEXT %0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s7
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s7
    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY [[DEF]](s32)
    ; CHECK: $vgpr0 = COPY [[COPY]](s32)
    %0:_(s7) = G_IMPLICIT_DEF
    %1:_(s32) = G_ANYEXT %0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s8
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s8
    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY [[DEF]](s32)
    ; CHECK: $vgpr0 = COPY [[COPY]](s32)
    %0:_(s8) = G_IMPLICIT_DEF
    %1:_(s32) = G_ANYEXT %0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s16
    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](s32)
    %0:_(s16) = G_IMPLICIT_DEF
    %1:_(s32) = G_ANYEXT %0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s32
    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](s32)
    %0:_(s32) = G_IMPLICIT_DEF
    $vgpr0 = COPY %0
...

---
name: test_implicit_def_48
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_48
    ; CHECK: [[DEF:%[0-9]+]]:_(s64) = G_IMPLICIT_DEF
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY [[DEF]](s64)
    ; CHECK: $vgpr0_vgpr1 = COPY [[COPY]](s64)
    %0:_(s48) = G_IMPLICIT_DEF
    %1:_(s64) = G_ANYEXT %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_implicit_def_s64
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s64
    ; CHECK: [[DEF:%[0-9]+]]:_(s64) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](s64)
    %0:_(s64) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0
...

---
name: test_implicit_def_s65
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s65
    ; CHECK: [[DEF:%[0-9]+]]:_(s128) = G_IMPLICIT_DEF
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s96) = G_TRUNC [[DEF]](s128)
    ; CHECK: $vgpr0_vgpr1_vgpr2 = COPY [[TRUNC]](s96)
    %0:_(s65) = G_IMPLICIT_DEF
    %1:_(s96) = G_ANYEXT %0
    $vgpr0_vgpr1_vgpr2 = COPY %1
...

---
name: test_implicit_def_s128
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s128
    ; CHECK: [[DEF:%[0-9]+]]:_(s128) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[DEF]](s128)
    %0:_(s128) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %0
...

---
name: test_implicit_def_256
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_256
    ; CHECK: [[DEF:%[0-9]+]]:_(s256) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7 = COPY [[DEF]](s256)
    %0:_(s256) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7 = COPY %0
...

---
name: test_implicit_def_s448
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s448
    ; CHECK: [[DEF:%[0-9]+]]:_(s448) = G_IMPLICIT_DEF
    ; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[DEF]](s448), 0
    ; CHECK: $vgpr0 = COPY [[EXTRACT]](s32)
    %0:_(s448) = G_IMPLICIT_DEF
    %1:_(s32) = G_EXTRACT %0, 0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s512
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s512
    ; CHECK: [[DEF:%[0-9]+]]:_(s512) = G_IMPLICIT_DEF
    ; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[DEF]](s512), 0
    ; CHECK: $vgpr0 = COPY [[EXTRACT]](s32)
    %0:_(s512) = G_IMPLICIT_DEF
    %1:_(s32) = G_EXTRACT %0, 0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s1024
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s1024
    ; CHECK: [[DEF:%[0-9]+]]:_(s1024) = G_IMPLICIT_DEF
    ; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[DEF]](s1024), 0
    ; CHECK: $vgpr0 = COPY [[EXTRACT]](s32)
    %0:_(s1024) = G_IMPLICIT_DEF
    %1:_(s32) = G_EXTRACT %0, 0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s1056
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s1056
    ; CHECK: [[DEF:%[0-9]+]]:_(s1024) = G_IMPLICIT_DEF
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32), [[UV8:%[0-9]+]]:_(s32), [[UV9:%[0-9]+]]:_(s32), [[UV10:%[0-9]+]]:_(s32), [[UV11:%[0-9]+]]:_(s32), [[UV12:%[0-9]+]]:_(s32), [[UV13:%[0-9]+]]:_(s32), [[UV14:%[0-9]+]]:_(s32), [[UV15:%[0-9]+]]:_(s32), [[UV16:%[0-9]+]]:_(s32), [[UV17:%[0-9]+]]:_(s32), [[UV18:%[0-9]+]]:_(s32), [[UV19:%[0-9]+]]:_(s32), [[UV20:%[0-9]+]]:_(s32), [[UV21:%[0-9]+]]:_(s32), [[UV22:%[0-9]+]]:_(s32), [[UV23:%[0-9]+]]:_(s32), [[UV24:%[0-9]+]]:_(s32), [[UV25:%[0-9]+]]:_(s32), [[UV26:%[0-9]+]]:_(s32), [[UV27:%[0-9]+]]:_(s32), [[UV28:%[0-9]+]]:_(s32), [[UV29:%[0-9]+]]:_(s32), [[UV30:%[0-9]+]]:_(s32), [[UV31:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[DEF]](s1024)
    ; CHECK: [[DEF1:%[0-9]+]]:_(s64) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[UV]](s32)
    %0:_(s1056) = G_IMPLICIT_DEF
    %1:_(s32) = G_TRUNC %0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_s2048
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_s2048
    ; CHECK: [[DEF:%[0-9]+]]:_(s1024) = G_IMPLICIT_DEF
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[DEF]](s1024)
    ; CHECK: $vgpr0 = COPY [[TRUNC]](s32)
    %0:_(s2048) = G_IMPLICIT_DEF
    %1:_(s32) = G_TRUNC %0
    $vgpr0 = COPY %1
...

---
name: test_implicit_def_v2s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v2s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s32>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](<2 x s32>)
    %0:_(<2 x s32>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0
...

---
name: test_implicit_def_v3s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v3s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<3 x s32>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2 = COPY [[DEF]](<3 x s32>)
    %0:_(<3 x s32>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2 = COPY %0
...

---
name: test_implicit_def_v4s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v4s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<4 x s32>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[DEF]](<4 x s32>)
    %0:_(<4 x s32>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %0
...

---
name: test_implicit_def_v5s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v5s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<5 x s32>) = G_IMPLICIT_DEF
    ; CHECK: S_NOP 0, implicit [[DEF]](<5 x s32>)
    %0:_(<5 x s32>) = G_IMPLICIT_DEF
    S_NOP 0, implicit %0
...

---
name: test_implicit_def_v6s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v6s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<6 x s32>) = G_IMPLICIT_DEF
    ; CHECK: S_NOP 0, implicit [[DEF]](<6 x s32>)
    %0:_(<6 x s32>) = G_IMPLICIT_DEF
    S_NOP 0, implicit %0
...

---
name: test_implicit_def_v7s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v7s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<7 x s32>) = G_IMPLICIT_DEF
    ; CHECK: S_NOP 0, implicit [[DEF]](<7 x s32>)
    %0:_(<7 x s32>) = G_IMPLICIT_DEF
    S_NOP 0, implicit %0
...

---
name: test_implicit_def_v8s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v8s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<8 x s32>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7 = COPY [[DEF]](<8 x s32>)
    %0:_(<8 x s32>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7 = COPY %0
...

---
name: test_implicit_def_v16s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v16s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<16 x s32>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = COPY [[DEF]](<16 x s32>)
    %0:_(<16 x s32>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = COPY %0
...

---
name: test_implicit_def_v17s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v17s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<17 x s32>) = G_IMPLICIT_DEF
    ; CHECK: S_NOP 0, implicit [[DEF]](<17 x s32>)
    %0:_(<17 x s32>) = G_IMPLICIT_DEF
    S_NOP 0, implicit %0
...

---
name: test_implicit_def_v32s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v32s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<32 x s32>) = G_IMPLICIT_DEF
    ; CHECK: S_NOP 0, implicit [[DEF]](<32 x s32>)
    %0:_(<32 x s32>) = G_IMPLICIT_DEF
    S_NOP 0, implicit %0
...

---
name: test_implicit_def_v33s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_implicit_def_v33s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<16 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32), [[UV8:%[0-9]+]]:_(s32), [[UV9:%[0-9]+]]:_(s32), [[UV10:%[0-9]+]]:_(s32), [[UV11:%[0-9]+]]:_(s32), [[UV12:%[0-9]+]]:_(s32), [[UV13:%[0-9]+]]:_(s32), [[UV14:%[0-9]+]]:_(s32), [[UV15:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[DEF]](<16 x s32>)
    ; CHECK: [[UV16:%[0-9]+]]:_(s32), [[UV17:%[0-9]+]]:_(s32), [[UV18:%[0-9]+]]:_(s32), [[UV19:%[0-9]+]]:_(s32), [[UV20:%[0-9]+]]:_(s32), [[UV21:%[0-9]+]]:_(s32), [[UV22:%[0-9]+]]:_(s32), [[UV23:%[0-9]+]]:_(s32), [[UV24:%[0-9]+]]:_(s32), [[UV25:%[0-9]+]]:_(s32), [[UV26:%[0-9]+]]:_(s32), [[UV27:%[0-9]+]]:_(s32), [[UV28:%[0-9]+]]:_(s32), [[UV29:%[0-9]+]]:_(s32), [[UV30:%[0-9]+]]:_(s32), [[UV31:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[DEF]](<16 x s32>)
    ; CHECK: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
    ; CHECK: G_STORE [[UV]](s32), [[COPY]](p1) :: (volatile store 4, addrspace 1)
    ; CHECK: G_STORE [[UV16]](s32), [[COPY]](p1) :: (volatile store 4, addrspace 1)
    %0:_(<33 x s32>) = G_IMPLICIT_DEF
    %1:_(s32), %2:_(s32), %3:_(s32), %4:_(s32), %5:_(s32), %6:_(s32), %7:_(s32), %8:_(s32), %9:_(s32), %10:_(s32), %11:_(s32), %12:_(s32), %13:_(s32), %14:_(s32), %15:_(s32), %16:_(s32), %17:_(s32), %18:_(s32), %19:_(s32), %20:_(s32), %21:_(s32), %22:_(s32), %23:_(s32), %24:_(s32), %25:_(s32), %26:_(s32), %27:_(s32), %28:_(s32), %29:_(s32), %30:_(s32), %31:_(s32), %32:_(s32), %33:_(s32) = G_UNMERGE_VALUES %0
    %34:_(p1) = COPY $vgpr0_vgpr1
    G_STORE %1, %34 :: (volatile store 4, align 4, addrspace 1)
    G_STORE %33, %34 :: (volatile store 4, align 4, addrspace 1)

...

---
name: test_implicit_def_v64s32
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v64s32
    ; CHECK: [[DEF:%[0-9]+]]:_(<16 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[CONCAT_VECTORS:%[0-9]+]]:_(<64 x s32>) = G_CONCAT_VECTORS [[DEF]](<16 x s32>), [[DEF]](<16 x s32>), [[DEF]](<16 x s32>), [[DEF]](<16 x s32>)
    ; CHECK: [[CONCAT_VECTORS1:%[0-9]+]]:_(<32 x s32>) = G_CONCAT_VECTORS [[DEF]](<16 x s32>), [[DEF]](<16 x s32>)
    ; CHECK: S_NOP 0, implicit [[CONCAT_VECTORS]](<64 x s32>), implicit [[CONCAT_VECTORS1]](<32 x s32>)
    %0:_(<64 x s32>) = G_IMPLICIT_DEF
    %1:_(<32 x s32>), %2:_(<32 x s32>) = G_UNMERGE_VALUES %0
  S_NOP 0, implicit %0, implicit %1
...

---
name: test_implicit_def_v2s1
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v2s1
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY [[DEF]](<2 x s32>)
    ; CHECK: $vgpr0_vgpr1 = COPY [[COPY]](<2 x s32>)
    %0:_(<2 x s1>) = G_IMPLICIT_DEF
    %1:_(<2 x s32>) = G_ANYEXT %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_implicit_def_v3s1
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v3s1
    ; CHECK: [[DEF:%[0-9]+]]:_(<3 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY [[DEF]](<3 x s32>)
    ; CHECK: $vgpr0_vgpr1_vgpr2 = COPY [[COPY]](<3 x s32>)
    %0:_(<3 x s1>) = G_IMPLICIT_DEF
    %1:_(<3 x s32>) = G_ANYEXT %0
    $vgpr0_vgpr1_vgpr2 = COPY %1
...

---
name: test_implicit_def_v2s8
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v2s8
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY [[DEF]](<2 x s32>)
    ; CHECK: $vgpr0_vgpr1 = COPY [[COPY]](<2 x s32>)
    %0:_(<2 x s8>) = G_IMPLICIT_DEF
    %1:_(<2 x s32>) = G_ANYEXT %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_implicit_def_v3s8
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v3s8
    ; CHECK: [[DEF:%[0-9]+]]:_(<4 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[DEF1:%[0-9]+]]:_(<4 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<4 x s8>) = G_TRUNC [[DEF1]](<4 x s32>)
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[DEF]](<4 x s32>)
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY [[UV]](s32)
    ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[UV1]](s32)
    ; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[UV2]](s32)
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; CHECK: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    %0:_(<3 x s8>) = G_IMPLICIT_DEF
    %1:_(<3 x s32>) = G_ANYEXT %0
    $vgpr0_vgpr1_vgpr2 = COPY %1
...

---
name: test_implicit_def_v2s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v2s16
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](<2 x s16>)
    %0:_(<2 x s16>) = G_IMPLICIT_DEF
    $vgpr0 = COPY %0
...

---
name: test_implicit_def_v3s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v3s16
    ; CHECK: [[DEF:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[DEF1:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[CONCAT_VECTORS:%[0-9]+]]:_(<12 x s16>) = G_CONCAT_VECTORS [[DEF]](<4 x s16>), [[DEF1]](<4 x s16>), [[DEF1]](<4 x s16>)
    ; CHECK: [[UV:%[0-9]+]]:_(<3 x s16>), [[UV1:%[0-9]+]]:_(<3 x s16>), [[UV2:%[0-9]+]]:_(<3 x s16>), [[UV3:%[0-9]+]]:_(<3 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS]](<12 x s16>)
    ; CHECK: [[INSERT:%[0-9]+]]:_(<4 x s16>) = G_INSERT [[DEF1]], [[UV]](<3 x s16>), 0
    ; CHECK: $vgpr0_vgpr1 = COPY [[INSERT]](<4 x s16>)
    %0:_(<3 x s16>) = G_IMPLICIT_DEF
    %1:_(<4 x s16>) = G_IMPLICIT_DEF
    %2:_(<4 x s16>) = G_INSERT %1, %0, 0
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_implicit_def_v4s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v4s16
    ; CHECK: [[DEF:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](<4 x s16>)
    %0:_(<4 x s16>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0
...

---
name: test_implicit_def_v5s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v5s16
    ; CHECK: [[DEF:%[0-9]+]]:_(<6 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[DEF1:%[0-9]+]]:_(<6 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[CONCAT_VECTORS:%[0-9]+]]:_(<30 x s16>) = G_CONCAT_VECTORS [[DEF]](<6 x s16>), [[DEF1]](<6 x s16>), [[DEF1]](<6 x s16>), [[DEF1]](<6 x s16>), [[DEF1]](<6 x s16>)
    ; CHECK: [[UV:%[0-9]+]]:_(<5 x s16>), [[UV1:%[0-9]+]]:_(<5 x s16>), [[UV2:%[0-9]+]]:_(<5 x s16>), [[UV3:%[0-9]+]]:_(<5 x s16>), [[UV4:%[0-9]+]]:_(<5 x s16>), [[UV5:%[0-9]+]]:_(<5 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS]](<30 x s16>)
    ; CHECK: [[DEF2:%[0-9]+]]:_(<8 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[INSERT:%[0-9]+]]:_(<8 x s16>) = G_INSERT [[DEF2]], [[UV]](<5 x s16>), 0
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[INSERT]](<8 x s16>)
    %0:_(<5 x s16>) = G_IMPLICIT_DEF
    %1:_(<8 x s16>) = G_IMPLICIT_DEF
    %2:_(<8 x s16>) = G_INSERT %1, %0, 0
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %2
...

---
name: test_implicit_def_v6s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v6s16
    ; CHECK: [[DEF:%[0-9]+]]:_(<6 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[DEF1:%[0-9]+]]:_(<8 x s16>) = G_IMPLICIT_DEF
    ; CHECK: [[INSERT:%[0-9]+]]:_(<8 x s16>) = G_INSERT [[DEF1]], [[DEF]](<6 x s16>), 0
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[INSERT]](<8 x s16>)
    %0:_(<6 x s16>) = G_IMPLICIT_DEF
    %1:_(<8 x s16>) = G_IMPLICIT_DEF
    %2:_(<8 x s16>) = G_INSERT %1, %0, 0
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %2
...

---
name: test_implicit_def_v8s16
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v8s16
    ; CHECK: [[DEF:%[0-9]+]]:_(<8 x s16>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[DEF]](<8 x s16>)
    %0:_(<8 x s16>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %0
...

---
name: test_implicit_def_v2s64
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v2s64
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s64>) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[DEF]](<2 x s64>)
    %0:_(<2 x s64>) = G_IMPLICIT_DEF
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %0
...

---
name: test_implicit_def_v4s8
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v4s8
    ; CHECK: [[DEF:%[0-9]+]]:_(<4 x s32>) = G_IMPLICIT_DEF
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<4 x s8>) = G_TRUNC [[DEF]](<4 x s32>)
    ; CHECK: $vgpr0 = COPY [[TRUNC]](<4 x s8>)
    %0:_(<4 x s8>) = G_IMPLICIT_DEF
    $vgpr0 = COPY %0
...

---
name: test_implicit_def_p0
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p0
    ; CHECK: [[DEF:%[0-9]+]]:_(p0) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](p0)
    %0:_(p0) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0
...

---
name: test_implicit_def_p1
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p1
    ; CHECK: [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](p1)
    %0:_(p1) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0
...

---
name: test_implicit_def_p2
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p2
    ; CHECK: [[DEF:%[0-9]+]]:_(p2) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](p2)
    %0:_(p2) = G_IMPLICIT_DEF
    $vgpr0 = COPY %0
...

---
name: test_implicit_def_p3
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p3
    ; CHECK: [[DEF:%[0-9]+]]:_(p3) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](p3)
    %0:_(p3) = G_IMPLICIT_DEF
    $vgpr0 = COPY %0
...

---
name: test_implicit_def_p4
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p4
    ; CHECK: [[DEF:%[0-9]+]]:_(p4) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](p4)
    %0:_(p4) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0
...

---
name: test_implicit_def_p5
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p5
    ; CHECK: [[DEF:%[0-9]+]]:_(p5) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0 = COPY [[DEF]](p5)
    %0:_(p5) = G_IMPLICIT_DEF
    $vgpr0 = COPY %0
...

---
name: test_implicit_def_p999
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_p999
    ; CHECK: [[DEF:%[0-9]+]]:_(p999) = G_IMPLICIT_DEF
    ; CHECK: $vgpr0_vgpr1 = COPY [[DEF]](p999)
    %0:_(p999) = G_IMPLICIT_DEF
    $vgpr0_vgpr1 = COPY %0

...

---
name: test_implicit_def_v2s1024
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v2s1024
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s1024>) = G_IMPLICIT_DEF
    ; CHECK: [[UV:%[0-9]+]]:_(s1024), [[UV1:%[0-9]+]]:_(s1024) = G_UNMERGE_VALUES [[DEF]](<2 x s1024>)
    ; CHECK: S_ENDPGM 0, implicit [[UV]](s1024), implicit [[UV1]](s1024)
    %0:_(<2 x s1024>) = G_IMPLICIT_DEF
    %1:_(s1024), %2:_(s1024) = G_UNMERGE_VALUES %0
    S_ENDPGM 0, implicit %1, implicit %2
...

---

name: test_implicit_def_v3s1024
body: |
  bb.0:

    ; CHECK-LABEL: name: test_implicit_def_v3s1024
    ; CHECK: [[DEF:%[0-9]+]]:_(<3 x s1024>) = G_IMPLICIT_DEF
    ; CHECK: [[UV:%[0-9]+]]:_(s1024), [[UV1:%[0-9]+]]:_(s1024), [[UV2:%[0-9]+]]:_(s1024) = G_UNMERGE_VALUES [[DEF]](<3 x s1024>)
    ; CHECK: S_ENDPGM 0, implicit [[UV]](s1024), implicit [[UV1]](s1024), implicit [[UV2]](s1024)
    %0:_(<3 x s1024>) = G_IMPLICIT_DEF
    %1:_(s1024), %2:_(s1024), %3:_(s1024) = G_UNMERGE_VALUES %0
    S_ENDPGM 0, implicit %1, implicit %2, implicit %3
...