llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-memmove.mir

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

---
name:            memmove_test
body:             |
  bb.0:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3

    ; CHECK-LABEL: name: memmove_test
    ; CHECK: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; CHECK-NEXT: [[MV:%[0-9]+]]:_(p0) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; CHECK-NEXT: [[MV1:%[0-9]+]]:_(p0) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; CHECK-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[MV1]](p0) :: (load (s8))
    ; CHECK-NEXT: G_STORE [[LOAD]](s32), [[MV]](p0) :: (store (s8))
    ; CHECK-NEXT: S_ENDPGM 0
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(p0) = G_MERGE_VALUES %0:_(s32), %1:_(s32)
    %3:_(s32) = COPY $vgpr2
    %4:_(s32) = COPY $vgpr3
    %5:_(p0) = G_MERGE_VALUES %3:_(s32), %4:_(s32)
    %6:_(s32) = G_CONSTANT i32 1
    %7:_(s64) = G_ZEXT %6:_(s32)
    G_MEMMOVE %2:_(p0), %5:_(p0), %7:_(s64), 0 :: (store (s8)), (load (s8))
    S_ENDPGM 0

...