src/llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-unmerge-values.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn -mcpu=gfx908 -run-pass=amdgpu-regbankselect -global-isel %s -verify-machineinstrs -o - -regbankselect-fast | FileCheck %s

---
name: test_unmerge_s64_s32_s
legalized: true

body: |
  bb.0:
   liveins: $sgpr0_sgpr1
    ; CHECK-LABEL: name: test_unmerge_s64_s32_s
    ; CHECK: liveins: $sgpr0_sgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s64) = COPY $sgpr0_sgpr1
    ; CHECK-NEXT: [[UV:%[0-9]+]]:sgpr(s32), [[UV1:%[0-9]+]]:sgpr(s32) = G_UNMERGE_VALUES [[COPY]](s64)
    ; CHECK-NEXT: $vgpr0 = COPY [[UV]](s32)
    ; CHECK-NEXT: $vgpr2 = COPY [[UV]](s32)
    %0:_(s64) = COPY $sgpr0_sgpr1
    %1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0:_(s64)
    $vgpr0 = COPY %1(s32)
    $vgpr2 = COPY %1(s32)
...

---
name: test_unmerge_s64_s32_v
legalized: true

body: |
  bb.0:
   liveins: $vgpr0_vgpr1
    ; CHECK-LABEL: name: test_unmerge_s64_s32_v
    ; CHECK: liveins: $vgpr0_vgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s64) = COPY $vgpr0_vgpr1
    ; CHECK-NEXT: [[UV:%[0-9]+]]:vgpr(s32), [[UV1:%[0-9]+]]:vgpr(s32) = G_UNMERGE_VALUES [[COPY]](s64)
    ; CHECK-NEXT: $vgpr0 = COPY [[UV]](s32)
    ; CHECK-NEXT: $vgpr2 = COPY [[UV]](s32)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0:_(s64)
    $vgpr0 = COPY %1(s32)
    $vgpr2 = COPY %1(s32)
...

---
name: test_unmerge_s32_s64_a
legalized: true

body: |
  bb.0:
   liveins: $agpr0_agpr1
    ; CHECK-LABEL: name: test_unmerge_s32_s64_a
    ; CHECK: liveins: $agpr0_agpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:agpr(s64) = COPY $agpr0_agpr1
    ; CHECK-NEXT: [[UV:%[0-9]+]]:agpr(s32), [[UV1:%[0-9]+]]:agpr(s32) = G_UNMERGE_VALUES [[COPY]](s64)
    ; CHECK-NEXT: $agpr0 = COPY [[UV]](s32)
    ; CHECK-NEXT: $agpr2 = COPY [[UV1]](s32)
    %0:_(s64) = COPY $agpr0_agpr1
    %1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0:_(s64)
    $agpr0 = COPY %1
    $agpr2 = COPY %2
...