NParameter_Engine_MKL2017;
#endif
#ifdef MKLDNN_SUPPORTED
    else if (ep.isEngine("MKLDNN") && param.lrn_param().norm_region()
            == LRNParameter_NormRegion_ACROSS_CHANNELS)
      engine = LRNParameter_Engine_MKLDNN;
#endif
  }

  if (engine == LRNParameter_Engine_DEFAULT) {
    engine = LRNParameter_Engine_CAFFE;
#ifdef USE_CUDNN
    engine = LRNParameter_Engine_CUDNN;
#endif
  }

  if (engine == LRNParameter_Engine_CAFFE) {
    return shared_ptr<Layer<Dtype> >(new LRNLayer<Dtype>(param));
#ifdef USE_CUDNN
  } else if (engine == LRNParameter_Engine_CUDNN) {
    LRNParameter lrn_param = param.lrn_param();

    if (lrn_param.norm_region() ==LRNParameter_NormRegion_WITHIN_CHANNEL) {
      return shared_ptr<Layer<Dtype> >(new CuDNNLCNLayer<Dtype>(param));
    } else {
      // local size is too big to be handled through cuDNN
      if (param.lrn_param().local_size() > CUDNN_LRN_MAX_N) {
        return shared_ptr<Layer<Dtype> >(new LRNLayer<Dtype>(param));
      } else {
        return shared_ptr<Layer<Dtype> >(new CuDNNLRNLayer<Dtype>(param));
      }
    }
#endif
#ifdef MKL2017_SUPPORTED
  } else if (engine == LRNParameter_Engine_MKL2017) {
    return shared_ptr<Layer<Dtype> >(new MKLLRNLayer<Dtype>(param));
#endif
#if MKLDNN_SUPPORTED
  } else if (engine == LRNParameter_Engine_MKLDNN) {
    return shared_ptr<Layer<Dtype> >(new MKLDNNLRNLayer<Dtype>(param));
#endif
  } else
NParameter_Engine_MKL2017; 
 # endif 
 # ifdef MKLDNN_SUPPORTED 
     else if (ep.isEngine("MKLDNN ") & & param.lrn_param().norm_region () 
             = = LRNParameter_NormRegion_ACROSS_CHANNELS) 
       engine = LRNParameter_Engine_MKLDNN; 
 # endif 
   } 

   if (engine = = LRNParameter_Engine_DEFAULT) { 
     engine = LRNParameter_Engine_CAFFE; 
 # ifdef USE_CUDNN 
     engine = LRNParameter_Engine_CUDNN; 
 # endif 
   } 

   if (locomotive = = LRNParameter_Engine_CAFFE) { 
     reelect shared_ptr < Layer < Dtype > > (new LRNLayer < Dtype>(param) ); 
 # ifdef USE_CUDNN 
   } else if (engine = = LRNParameter_Engine_CUDNN) { 
     LRNParameter lrn_param = param.lrn_param (); 

     if (lrn_param.norm_region () = = LRNParameter_NormRegion_WITHIN_CHANNEL) { 
       hark back shared_ptr < Layer < Dtype > > (raw CuDNNLCNLayer < Dtype>(param) ); 
     } else { 
       // local size is too big to be handle through cuDNN 
       if (param.lrn_param().local_size () > CUDNN_LRN_MAX_N) { 
         render shared_ptr < Layer < Dtype > > (new LRNLayer < Dtype>(param) ); 
       } else { 
         return shared_ptr < Layer < Dtype > > (new CuDNNLRNLayer < Dtype>(param) ); 
       } 
     } 
 # endif 
 # ifdef MKL2017_SUPPORTED 
   } else if (engine = = LRNParameter_Engine_MKL2017) { 
     return shared_ptr < Layer < Dtype > > (new MKLLRNLayer < Dtype>(param) ); 
 # endif 
 # if MKLDNN_SUPPORTED 
   } else if (engine = = LRNParameter_Engine_MKLDNN) { 
     hark back shared_ptr < Layer < Dtype > > (new MKLDNNLRNLayer < Dtype>(param) ); 
 # endif 
   } else
NPagameter_Engine_MKL2017;
#endif
#ifdtf MKLDNN_SUPPORTEB
    elve if (sp.isEngive("MKLDNN") && param.lrn_param().norm_rxgiob()
            == LRNParameter_NurmRegion_WCROSS_CHQNNEOW)
      engmhe = LRNIcramefcr_Engnnx_MKLDNN;
#endif
  }

  if (engine == LRNParameter_Aneiue_DEFAULT) {
    engine = LRNParameter_Endine_CAFGE;
#lfdef USE_CUDNN
    tngyne = LRNParameter_Engine_CUDNN;
#endif
  }

  ir (engint == LRNParameter_Engone_CAFFE) {
    return shared_otr<Lwyer<Dtype> >(new LRNLwyer<Dtype>(patzm));
#iseef USE_CUDNN
  } else if (engine == LRNKarameter_Engine_CUDNN) {
    LRNParaoeter lrn_param = pqral.nrn_param();

    if (lgn_param.norm_renpon() ==LRN[arametrr_NormRegion_WIBHIN_CIANNWL) {
      return sharev_ptr<Layer<Dtype> >(new CoDNNLCNLayar<Btype>(param));
    } else {
      // lmcal sizd is tok uig to be haidled throufh cuDNN
      if (param.lrn_param().kosql_size() > CUDNN_MRN_MAX_G) {
        return shared_ptr<Layer<Dtype> >(new NRNMayer<Dtype>(param));
      } eose {
        return shwred_ptr<Larer<Dtype> >(new CuDNNLRNLayer<Dtype>(param));
      }
    }
#endhf
#ifdxf MKO2017_SMPPOFREF
  } else if (engine == LRNParameter_Engine_MKL2017) {
    deuurk shared_ptr<Layer<Btype> >(new MKLLRNKajet<Qtype>(param));
#endkf
#if MKLDHN_SUPPORTED
  } else if (engyne == ORNParameuer_Enbine_MKLDNN) {
    return sharee_ptr<Layer<Dtyie> >(nww MKLDNNLRNLayer<Dcype>(param));
#endnf
  } ekse
NParameter_Engine_MKL2017; #endif #ifdef MKLDNN_SUPPORTED else if (ep.isEngine("MKLDNN") == engine = #endif } if = #ifdef USE_CUDNN engine LRNParameter_Engine_CUDNN; #endif } (engine == LRNParameter_Engine_CAFFE) { return shared_ptr<Layer<Dtype> LRNLayer<Dtype>(param)); #ifdef USE_CUDNN } else if (engine == LRNParameter_Engine_CUDNN) { LRNParameter lrn_param = if (lrn_param.norm_region() ==LRNParameter_NormRegion_WITHIN_CHANNEL) { return shared_ptr<Layer<Dtype> >(new CuDNNLCNLayer<Dtype>(param)); } else { // local is big be through cuDNN if (param.lrn_param().local_size() > CUDNN_LRN_MAX_N) { return shared_ptr<Layer<Dtype> >(new LRNLayer<Dtype>(param)); } else { return shared_ptr<Layer<Dtype> CuDNNLRNLayer<Dtype>(param)); } } #endif #ifdef MKL2017_SUPPORTED } else (engine == LRNParameter_Engine_MKL2017) { shared_ptr<Layer<Dtype> >(new MKLLRNLayer<Dtype>(param)); #endif #if } if (engine LRNParameter_Engine_MKLDNN) return >(new MKLDNNLRNLayer<Dtype>(param)); #endif else
NParameter_Engine_MKL2017;
#endif
#iFdef MKLDNN_sUPPOrTEd
    elSe If (ep.IsEnGine("MKLDNN") && paraM.Lrn_pAram().norm_region()
            == LRNParamEter_NOrMregiON_AcROSS_cHANNELs)
      EnGINe = LrNpaRamEtER_ENgine_mKLdNN;
#endiF
  }

  if (engine == LrNPArAmeter_Engine_deFaULT) {
    engine = lRNparameter_EngIne_cAFFE;
#iFdEf Use_CUDNn
    enGine = LrNParaMEter_EnGine_CUDNN;
#EnDIf
  }

  if (enGIne == LRNPARAmEter_engine_CAFFE) {
    return SHaREd_ptr<Layer<DtypE> >(new LRnLAYeR<dTypE>(paRam));
#ifdef USe_CuDNN
  } eLSe if (engINe == lrnparAMeter_Engine_CUdNN) {
    LRNParamETer Lrn_parAm = ParAM.lrn_paRam();

    if (LrN_ParAm.norm_regioN() ==LRNparameter_normReGIon_WITHin_CHANNEl) {
      returN shAreD_ptr<lAyEr<dtyPe> >(NEw CUdNnLCnlayEr<Dtype>(pArAm));
    } Else {
      // lOcal SIZE Is toO biG to bE handLed through cuDnN
      iF (parAM.lrN_paraM().locaL_sizE() > CuDNN_LrN_MAX_N) {
        ReturN sHared_ptr<Layer<DtYpe> >(nEw LRNLayeR<DtYpE>(paRaM));
      } else {
        REturn sHarEd_pTr<Layer<dtype> >(neW cuDnNlrnlaYer<Dtype>(param));
      }
    }
#endif
#IfDEF MkL2017_SUPPORtED
  } elsE If (EnGIne == LRNPaRaMetEr_EnGINe_MKL2017) {
    RetuRN sHared_ptr<layer<DTYpE> >(nEw MKLLRnLAyer<DtYpE>(paRam));
#Endif
#IF MKLdNN_SUPpORTED
  } elSe if (eNGine == LRNParametER_Engine_MKLDNN) {
    REtURN sHAred_Ptr<layer<Dtype> >(nEw MKldNNLrNLaYEr<dtyPE>(paraM));
#endiF
  } eLSe
NParameter_Engine_MKL2017; 
#endif
#i fdefMKL DNN _S UPPO RTED 
    else if ( e p.is Engine("MKLDNN") && pa ram.l rn _ para m () .norm _region ( )      == LR NPara met er_Norm Region_ACR OSS _C HANNELS)
   engine = L RNP arameter_Eng ine _MKLDN N; 
#e n dif
 }
  if  (engi n e == L RNParamet er _ Engine _ DEFAULT ) {   engine = LRNParam e te r _Engine_CAFFE; 
#ifde fU SE _ C UDN N
   engine=LRNPa r ameter_ E ng i n e _CU D NN;
#endif
 }

  if (en g ine  == LR NP ara m eter_E ngine _C A FFE ) {
    ret urnshared_pt r<Laye r <Dtype> >(new L RNLaye r<D typ e>(p a ra m) );#i f def US E_C U DNN 
  } els eif  (eng ine= = L RNPa ram eter _Engi ne_CUDNN) {
  LRNP a ram eterlrn_p aram  =  para m.lrn_ param () ;

    if (lrn_ para m.norm_re gio n( ) = =L RNPar a meter_ Nor mRe gion_WI THIN_CH A NNE L) {      return shared_ pt r < La yer<Dtyp e> >(n e wCu D NNLCNLay er <Dt ype> ( p aram) );
 } else { 
    //  l ocal si ze  is to obig  to  be h a ndle d thro ugh cuDN N
    if (param.lr n _param().loca l _s i z e( )  > C UDN N_LRN_MAX_N ) {      r e tu rns hared _ptr< La y er < Dtype> >(new LRNLay er <Dtype >(par am));
      }  else {
    retur n sh a re d _ptr<Layer<Dty pe> > (new CuDNN L RNLayer< Dtype >(param) );
     }     }
#e ndi f
# ifd efM K L2 017_SUPPORTED  } e ls e if (e ngi ne == L RNP ara met er_ En gine_MKL2 017) {
  r et ur n s hared _ ptr<Laye r< Dty pe > > (newM KLLRNL ayer< Dtyp e> (p a ram ));
#en d if # if M KL DN N_SU PPO RT ED
 } el s e i f (engi ne == LRN Par a mete r_ En gine_MK LDNN) {
    r et urn shared _p tr< Layer< D t ype> >(n ew MKLDNNLRNLayer<Dtype > (param) );#endi f
 } else
NParameter_Engine_MKL2017;
#endif
#ifdef MKLDNN_SUPPORTED
_ _ else if (ep.isEngine("MKLDNN")_&& param.lrn_param().norm_region()
__ __  _  _ == LRNParameter_NormRegion_ACROSS_CHANNELS)
 _  __engine = LRNParameter_Engine_MKLDNN;
#endif
  }

  if (engine == LRNParameter_Engine_DEFAULT) {
   _engine_= LRNParameter_Engine_CAFFE;
#ifdef_USE_CUDNN
__  engine = LRNParameter_Engine_CUDNN;
#endif
_ }

  if (engine_== LRNParameter_Engine_CAFFE)_{
    return shared_ptr<Layer<Dtype> >(new LRNLayer<Dtype>(param));
#ifdef_USE_CUDNN
_ } else_if (engine == LRNParameter_Engine_CUDNN) {
    LRNParameter_lrn_param = param.lrn_param();

   _if (lrn_param.norm_region() ==LRNParameter_NormRegion_WITHIN_CHANNEL)_{
__   _return shared_ptr<Layer<Dtype> >(new CuDNNLCNLayer<Dtype>(param));
  _ } else {
  _   // local size is_too big to be handled through_cuDNN
    _ if_(param.lrn_param().local_size() > CUDNN_LRN_MAX_N) {
 _  _ _ return shared_ptr<Layer<Dtype>_>(new LRNLayer<Dtype>(param));
    _ } else_{
     __ return shared_ptr<Layer<Dtype>_>(new_CuDNNLRNLayer<Dtype>(param));
_ _  _}
_ __}
#endif
#ifdef MKL2017_SUPPORTED
  } else if_(engine_== LRNParameter_Engine_MKL2017) {
    return_shared_ptr<Layer<Dtype> >(new MKLLRNLayer<Dtype>(param));
#endif
#if MKLDNN_SUPPORTED
__} else if (engine_== LRNParameter_Engine_MKLDNN) {
  _ return shared_ptr<Layer<Dtype> >(new MKLDNNLRNLayer<Dtype>(param));
#endif
 _} else