test/CodeGen/AMDGPU/GlobalISel/legalize-unmerge-values.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-- -O0 -run-pass=legalizer -o - %s | FileCheck %s

---
name: test_unmerge_s64_s32
body: |
  bb.0:
    ; CHECK-LABEL: name: test_unmerge_s64_s32
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[C]](s64)
    ; CHECK: $vgpr0 = COPY [[UV]](s32)
    ; CHECK: $vgpr2 = COPY [[UV1]](s32)
    %0:_(s64) = G_CONSTANT i64 0
    %1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0:_(s64)
    $vgpr0 = COPY %1(s32)
    $vgpr2 = COPY %2(s32)
...

---
name: test_unmerge_v2s32_s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1
    ; CHECK-LABEL: name: test_unmerge_v2s32_s32
    ; 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: $vgpr0 = COPY [[UV]](s32)
    ; CHECK: $vgpr2 = COPY [[UV1]](s32)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0:_(<2 x s32>)
    $vgpr0 = COPY %1(s32)
    $vgpr2 = COPY %2(s32)
...