FLA_Gemvc_external.c File Reference

(r12600)

Functions
FLA_Error	FLA_Gemvc_external (FLA_Trans transa, FLA_Conj conjx, FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y)

---

Function Documentation

FLA_Error FLA_Gemvc_external	(	FLA_Trans	transa,
		FLA_Conj	conjx,
		FLA_Obj	alpha,
		FLA_Obj	A,
		FLA_Obj	x,
		FLA_Obj	beta,
		FLA_Obj	y
	)

References bl1_cgemv(), bl1_dgemv(), bl1_sgemv(), bl1_zgemv(), FLA_Check_error_level(), FLA_Gemvc_check(), FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_has_zero_dim(), FLA_Obj_length(), FLA_Obj_row_stride(), FLA_Obj_vector_inc(), FLA_Obj_width(), FLA_Param_map_flame_to_blis_conj(), FLA_Param_map_flame_to_blis_trans(), and FLA_Scal_external().

Referenced by FLA_Accum_T_UT_fr_unb_var1(), FLA_Apply_H2_UT_l_unb_var1(), FLA_Apply_H2_UT_piv_row(), FLA_Apply_HUD_UT_lh_unb_var1(), FLA_Chol_l_unb_var2(), FLA_Chol_u_unb_var2(), FLA_Eig_gest_il_unb_var2(), FLA_Eig_gest_il_unb_var3(), FLA_Eig_gest_iu_unb_var2(), FLA_Eig_gest_iu_unb_var3(), FLA_Eig_gest_nl_unb_var2(), FLA_Eig_gest_nu_unb_var2(), FLA_Gemm_cc_unb_var1(), FLA_Gemm_cc_unb_var2(), FLA_Gemm_cc_unb_var3(), FLA_Gemm_cc_unb_var4(), FLA_Gemm_ch_unb_var1(), FLA_Gemm_ch_unb_var2(), FLA_Gemm_ch_unb_var3(), FLA_Gemm_ch_unb_var4(), FLA_Gemm_cn_unb_var1(), FLA_Gemm_cn_unb_var2(), FLA_Gemm_ct_unb_var1(), FLA_Gemm_ct_unb_var2(), FLA_Gemm_hc_unb_var1(), FLA_Gemm_hc_unb_var2(), FLA_Gemm_hc_unb_var3(), FLA_Gemm_hc_unb_var4(), FLA_Gemm_hh_unb_var1(), FLA_Gemm_hh_unb_var2(), FLA_Gemm_hh_unb_var3(), FLA_Gemm_hh_unb_var4(), FLA_Gemm_hn_unb_var1(), FLA_Gemm_hn_unb_var2(), FLA_Gemm_ht_unb_var1(), FLA_Gemm_ht_unb_var2(), FLA_Gemm_nc_unb_var3(), FLA_Gemm_nc_unb_var4(), FLA_Gemm_nh_unb_var3(), FLA_Gemm_nh_unb_var4(), FLA_Gemm_tc_unb_var3(), FLA_Gemm_tc_unb_var4(), FLA_Gemm_th_unb_var3(), FLA_Gemm_th_unb_var4(), FLA_Gemvc(), FLA_Hemm_ll_unb_var2(), FLA_Hemm_ll_unb_var3(), FLA_Hemm_ll_unb_var5(), FLA_Hemm_ll_unb_var6(), FLA_Hemm_lu_unb_var1(), FLA_Hemm_lu_unb_var2(), FLA_Hemm_lu_unb_var6(), FLA_Hemm_lu_unb_var7(), FLA_Hemm_rl_unb_var1(), FLA_Hemm_rl_unb_var2(), FLA_Hemm_rl_unb_var6(), FLA_Hemm_rl_unb_var7(), FLA_Hemm_ru_unb_var2(), FLA_Hemm_ru_unb_var3(), FLA_Hemm_ru_unb_var5(), FLA_Hemm_ru_unb_var6(), FLA_Her2k_lh_unb_var1(), FLA_Her2k_lh_unb_var2(), FLA_Her2k_lh_unb_var3(), FLA_Her2k_lh_unb_var6(), FLA_Her2k_lh_unb_var7(), FLA_Her2k_lh_unb_var8(), FLA_Her2k_ln_unb_var2(), FLA_Her2k_ln_unb_var3(), FLA_Her2k_ln_unb_var4(), FLA_Her2k_ln_unb_var5(), FLA_Her2k_ln_unb_var6(), FLA_Her2k_ln_unb_var7(), FLA_Her2k_uh_unb_var1(), FLA_Her2k_uh_unb_var2(), FLA_Her2k_uh_unb_var3(), FLA_Her2k_uh_unb_var6(), FLA_Her2k_uh_unb_var7(), FLA_Her2k_uh_unb_var8(), FLA_Her2k_un_unb_var2(), FLA_Her2k_un_unb_var3(), FLA_Her2k_un_unb_var4(), FLA_Her2k_un_unb_var5(), FLA_Her2k_un_unb_var6(), FLA_Her2k_un_unb_var7(), FLA_Herk_lh_unb_var1(), FLA_Herk_lh_unb_var4(), FLA_Herk_ln_unb_var1(), FLA_Herk_ln_unb_var2(), FLA_Herk_ln_unb_var3(), FLA_Herk_uh_unb_var1(), FLA_Herk_uh_unb_var3(), FLA_Herk_un_unb_var2(), FLA_Herk_un_unb_var4(), FLA_LQ_UT_unb_var2(), FLA_Trmm_llc_unb_var1(), FLA_Trmm_llh_unb_var1(), FLA_Trmm_luc_unb_var1(), FLA_Trmm_luh_unb_var1(), FLA_Trmm_rlc_unb_var1(), FLA_Trmm_rlh_unb_var1(), FLA_Trmm_ruc_unb_var1(), FLA_Trmm_ruh_unb_var1(), FLA_Trsm_llc_unb_var1(), FLA_Trsm_llh_unb_var1(), FLA_Trsm_luc_unb_var1(), FLA_Trsm_luh_unb_var1(), FLA_Trsm_rlc_unb_var1(), FLA_Trsm_rlh_unb_var1(), FLA_Trsm_ruc_unb_var1(), FLA_Trsm_ruh_unb_var1(), FLA_Ttmm_l_unb_var2(), and FLA_Ttmm_u_unb_var2().

{
  FLA_Datatype datatype;
  int          m_A, n_A;
  int          rs_A, cs_A;
  int          inc_x;
  int          inc_y;
  trans1_t      blis_transa;
  conj1_t       blis_conjx;

  if ( FLA_Check_error_level() == FLA_FULL_ERROR_CHECKING ) 
    FLA_Gemvc_check( transa, conjx, alpha, A, x, beta, y );

  if ( FLA_Obj_has_zero_dim( A ) )
  {
    FLA_Scal_external( beta, y );
    return FLA_SUCCESS;
  }

  datatype = FLA_Obj_datatype( A );

  m_A      = FLA_Obj_length( A );
  n_A      = FLA_Obj_width( A );
  rs_A     = FLA_Obj_row_stride( A );
  cs_A     = FLA_Obj_col_stride( A );

  inc_x    = FLA_Obj_vector_inc( x );
  inc_y    = FLA_Obj_vector_inc( y );

  FLA_Param_map_flame_to_blis_trans( transa, &blis_transa );
  FLA_Param_map_flame_to_blis_conj( conjx, &blis_conjx );


  switch( datatype ){
  
  case FLA_FLOAT:
  {
    float *buff_A     = ( float * ) FLA_FLOAT_PTR( A );
    float *buff_x     = ( float * ) FLA_FLOAT_PTR( x );
    float *buff_y     = ( float * ) FLA_FLOAT_PTR( y );
    float *buff_alpha = ( float * ) FLA_FLOAT_PTR( alpha );
    float *buff_beta  = ( float * ) FLA_FLOAT_PTR( beta );

    bl1_sgemv( blis_transa,
               blis_conjx,
               m_A,
               n_A, 
               buff_alpha,  
               buff_A, rs_A, cs_A, 
               buff_x, inc_x,
               buff_beta,  
               buff_y, inc_y );

    break;
  }

  case FLA_DOUBLE:
  {
    double *buff_A     = ( double * ) FLA_DOUBLE_PTR( A );
    double *buff_x     = ( double * ) FLA_DOUBLE_PTR( x );
    double *buff_y     = ( double * ) FLA_DOUBLE_PTR( y );
    double *buff_alpha = ( double * ) FLA_DOUBLE_PTR( alpha );
    double *buff_beta  = ( double * ) FLA_DOUBLE_PTR( beta );

    bl1_dgemv( blis_transa,
               blis_conjx,
               m_A,
               n_A, 
               buff_alpha,  
               buff_A, rs_A, cs_A, 
               buff_x, inc_x,
               buff_beta,  
               buff_y, inc_y );

    break;
  }

  case FLA_COMPLEX:
  {
    scomplex *buff_A     = ( scomplex * ) FLA_COMPLEX_PTR( A );
    scomplex *buff_x     = ( scomplex * ) FLA_COMPLEX_PTR( x );
    scomplex *buff_y     = ( scomplex * ) FLA_COMPLEX_PTR( y );
    scomplex *buff_alpha = ( scomplex * ) FLA_COMPLEX_PTR( alpha );
    scomplex *buff_beta  = ( scomplex * ) FLA_COMPLEX_PTR( beta );

    bl1_cgemv( blis_transa,
               blis_conjx,
               m_A,
               n_A, 
               buff_alpha,  
               buff_A, rs_A, cs_A, 
               buff_x, inc_x,
               buff_beta,  
               buff_y, inc_y );

    break;
  }

  case FLA_DOUBLE_COMPLEX:
  {
    dcomplex *buff_A     = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( A );
    dcomplex *buff_x     = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( x );
    dcomplex *buff_y     = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( y );
    dcomplex *buff_alpha = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( alpha );
    dcomplex *buff_beta  = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( beta );

    bl1_zgemv( blis_transa,
               blis_conjx,
               m_A,
               n_A, 
               buff_alpha,  
               buff_A, rs_A, cs_A, 
               buff_x, inc_x,
               buff_beta,  
               buff_y, inc_y );

    break;
  }

  }
  
  return FLA_SUCCESS;
}