test/CodeGen/AMDGPU/fold_acc_copy_into_valu.mir

# RUN: llc -march=amdgcn -mcpu=gfx908 -o - -run-pass si-fix-sgpr-copies -verify-machineinstrs %s | FileCheck -check-prefix=GCN %s

# GCN-LABEL: fold_acc_copy_into_valu
# GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY %0.sub0
# GCN: %2:vgpr_32 = V_AND_B32_e32 [[COPY]], undef %3:vgpr_32, implicit $exec
---
name:            fold_acc_copy_into_valu
body:             |
  bb.0.entry:

    %0:areg_1024 = IMPLICIT_DEF
    %1:sreg_32_xm0 = COPY %0.sub0
    %3:vgpr_32 = V_AND_B32_e32 %1, undef %2:vgpr_32, implicit $exec

...