llvm/test/CodeGen/AMDGPU/commute-op-sel.mir

# RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -run-pass=machine-cse -verify-machineinstrs %s -o - 2>&1 | FileCheck --check-prefix=GCN %s

# GCN-LABEL: name: test_machine_cse_op_sel
# GCN: %2:vgpr_32 = V_ADD_NC_U16_e64 0, %0, 0, %1, 1, 0, implicit $mode, implicit $exec
# GCN: %3:vgpr_32 = V_ADD_NC_U16_e64 0, %1, 0, %0, 1, 0, implicit $mode, implicit $exec
# GCN: DS_WRITE2_B32_gfx9 undef %4:vgpr_32, %2, %3, 0, 1, 0, implicit $exec
---
name: test_machine_cse_op_sel
body: |
  bb.0:
    %0:vgpr_32 = IMPLICIT_DEF
    %1:vgpr_32 = IMPLICIT_DEF
    %2:vgpr_32 = V_ADD_NC_U16_e64 0, %0, 0, %1, 1, 0, implicit $mode, implicit $exec
    %3:vgpr_32 = V_ADD_NC_U16_e64 0, %1, 0, %0, 1, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %4:vgpr_32, %2, %3, 0, 1, 0, implicit $exec
...