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

---
name: test_machine_cse_op_sel_v_add_nc_u16
body: |
  ; GCN-LABEL: name: test_machine_cse_op_sel_v_add_nc_u16
  ; GCN: %2:vgpr_32 = V_ADD_NC_U16_e64 0, %0, 0, %1, 1, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %4:vgpr_32, %2, %2, 0, 1, 0, implicit $exec
  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
...

---
name: test_machine_cse_op_sel_const_v_add_nc_u16
body: |
  ; GCN-LABEL: name: test_machine_cse_op_sel_const_v_add_nc_u16
  ; GCN: %0:vgpr_32 = V_ADD_NC_U16_e64 0, 64, 0, -3, 1, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %2:vgpr_32, %0, %0, 0, 1, 0, implicit $exec
  bb.0:
    %1:vgpr_32 = V_ADD_NC_U16_e64 0, 64, 0, -3, 1, 0, implicit $mode, implicit $exec
    %2:vgpr_32 = V_ADD_NC_U16_e64 0, -3, 0, 64, 1, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %4:vgpr_32, %1, %2, 0, 1, 0, implicit $exec
...

---
name: test_machine_cse_op_sel_v_fma_f16
tracksRegLiveness: true
body:             |
  ; GCN-LABEL: name: test_machine_cse_op_sel_v_fma_f16
  ; GCN: %3:vgpr_32 = nofpexcept V_FMA_F16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %5:vgpr_32, %3, %3, 0, 1, 0, implicit $exec
  bb.0:
    liveins: $vgpr0, $vgpr1, $vgpr2
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = COPY $vgpr1
    %2:vgpr_32 = COPY $vgpr2
    %3:vgpr_32 = nofpexcept V_FMA_F16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
    %4:vgpr_32 = nofpexcept V_FMA_F16_e64 0, %1, 0, %0, 0, %2, 0, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %5:vgpr_32, %3, %4, 0, 1, 0, implicit $exec
...

---
name: test_machine_cse_op_sel_const_v_fma_f16
tracksRegLiveness: true
body:             |
  ; GCN-LABEL: name: test_machine_cse_op_sel_const_v_fma_f16
  ; GCN: %1:vgpr_32 = nofpexcept V_FMA_F16_e64 0, 3481272320, 0, 1, 0, %0, 0, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %3:vgpr_32, %1, %1, 0, 1, 0, implicit $exec
  bb.0:
    liveins: $vgpr0
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = nofpexcept V_FMA_F16_e64 0, 1, 0, 3481272320, 0, %0, 0, 0, implicit $mode, implicit $exec
    %2:vgpr_32 = nofpexcept V_FMA_F16_e64 0, 3481272320, 0, 1, 0, %0, 0, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %3:vgpr_32, %1, %2, 0, 1, 0, implicit $exec
...

---
name: test_machine_cse_op_sel_v_mad_u16
tracksRegLiveness: true
body:             |
  ; GCN-LABEL: name: test_machine_cse_op_sel_v_mad_u16
  ; GCN: %3:vgpr_32 = V_MAD_U32_U16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %5:vgpr_32, %3, %3, 0, 1, 0, implicit $exec
  bb.0:
    liveins: $vgpr0, $vgpr1, $vgpr2
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = COPY $vgpr1
    %2:vgpr_32 = COPY $vgpr2
    %3:vgpr_32 = V_MAD_U32_U16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
    %4:vgpr_32 = V_MAD_U32_U16_e64 0, %1, 0, %0, 0, %2, 0, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %5:vgpr_32, %3, %4, 0, 1, 0, implicit $exec
...

---
name: test_machine_cse_op_sel_const_v_mad_u16
tracksRegLiveness: true
body:             |
  ; GCN-LABEL: name: test_machine_cse_op_sel_const_v_mad_u16
  ; GCN: %1:vgpr_32 = V_MAD_U32_U16_e64 0, 1, 0, 64, 0, %0, 0, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %3:vgpr_32, %1, %1, 0, 1, 0, implicit $exec
  bb.0:
    liveins: $vgpr0
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = V_MAD_U32_U16_e64 0, 1, 0, 64, 0, %0, 0, 0, implicit $mode, implicit $exec
    %2:vgpr_32 = V_MAD_U32_U16_e64 0, 64, 0, 1, 0, %0, 0, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %3:vgpr_32, %1, %2, 0, 1, 0, implicit $exec
...

---
name: test_machine_cse_op_sel_v_mad_i16
tracksRegLiveness: true
body:             |
  ; GCN-LABEL: name: test_machine_cse_op_sel_v_mad_i16
  ; GCN: %3:vgpr_32 = V_MAD_I32_I16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %5:vgpr_32, %3, %3, 0, 1, 0, implicit $exec
  bb.0:
    liveins: $vgpr0, $vgpr1, $vgpr2
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = COPY $vgpr1
    %2:vgpr_32 = COPY $vgpr2
    %3:vgpr_32 = V_MAD_I32_I16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
    %4:vgpr_32 = V_MAD_I32_I16_e64 0, %1, 0, %0, 0, %2, 0, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %5:vgpr_32, %3, %4, 0, 1, 0, implicit $exec
...

---
name: test_machine_cse_op_sel_const_v_mad_i16
tracksRegLiveness: true
body:             |
  ; GCN-LABEL: name: test_machine_cse_op_sel_const_v_mad_i16
  ; GCN: %1:vgpr_32 = V_MAD_I32_I16_e64 0, 1, 0, 64, 0, %0, 0, 0, implicit $mode, implicit $exec
  ; GCN-NEXT: DS_WRITE2_B32_gfx9 undef %3:vgpr_32, %1, %1, 0, 1, 0, implicit $exec
  bb.0:
    liveins: $vgpr0
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = V_MAD_I32_I16_e64 0, 1, 0, 64, 0, %0, 0, 0, implicit $mode, implicit $exec
    %2:vgpr_32 = V_MAD_I32_I16_e64 0, 64, 0, 1, 0, %0, 0, 0, implicit $mode, implicit $exec
    DS_WRITE2_B32_gfx9 undef %3:vgpr_32, %1, %2, 0, 1, 0, implicit $exec
...