FLA_Gemv_external.c File Reference

(r12600)

Functions
FLA_Error	FLA_Gemv_external (FLA_Trans transa, FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y)

---

Function Documentation

FLA_Error FLA_Gemv_external	(	FLA_Trans	transa,
		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_Gemv_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_fc_unb_var1(), FLA_Apply_H2_UT_r_unb_var1(), FLA_CAQR2_UT_unb_var1(), FLA_Gemm_cn_unb_var3(), FLA_Gemm_cn_unb_var4(), FLA_Gemm_ct_unb_var3(), FLA_Gemm_ct_unb_var4(), FLA_Gemm_hn_unb_var3(), FLA_Gemm_hn_unb_var4(), FLA_Gemm_ht_unb_var3(), FLA_Gemm_ht_unb_var4(), FLA_Gemm_nc_unb_var1(), FLA_Gemm_nc_unb_var2(), FLA_Gemm_nh_unb_var1(), FLA_Gemm_nh_unb_var2(), FLA_Gemm_nn_unb_var1(), FLA_Gemm_nn_unb_var2(), FLA_Gemm_nn_unb_var3(), FLA_Gemm_nn_unb_var4(), FLA_Gemm_nt_unb_var1(), FLA_Gemm_nt_unb_var2(), FLA_Gemm_nt_unb_var3(), FLA_Gemm_nt_unb_var4(), FLA_Gemm_tc_unb_var1(), FLA_Gemm_tc_unb_var2(), FLA_Gemm_th_unb_var1(), FLA_Gemm_th_unb_var2(), FLA_Gemm_tn_unb_var1(), FLA_Gemm_tn_unb_var2(), FLA_Gemm_tn_unb_var3(), FLA_Gemm_tn_unb_var4(), FLA_Gemm_tt_unb_var1(), FLA_Gemm_tt_unb_var2(), FLA_Gemm_tt_unb_var3(), FLA_Gemm_tt_unb_var4(), FLA_Gemv(), FLA_Gemv_h_task(), FLA_Gemv_n_task(), FLA_Gemv_t_task(), FLA_Gemv_task(), FLA_Hemm_ll_unb_var1(), FLA_Hemm_ll_unb_var2(), FLA_Hemm_ll_unb_var6(), FLA_Hemm_ll_unb_var7(), FLA_Hemm_lu_unb_var2(), FLA_Hemm_lu_unb_var3(), FLA_Hemm_lu_unb_var5(), FLA_Hemm_lu_unb_var6(), FLA_Hemm_rl_unb_var2(), FLA_Hemm_rl_unb_var3(), FLA_Hemm_rl_unb_var5(), FLA_Hemm_rl_unb_var6(), FLA_Hemm_ru_unb_var1(), FLA_Hemm_ru_unb_var2(), FLA_Hemm_ru_unb_var6(), FLA_Hemm_ru_unb_var7(), FLA_Her2k_lh_unb_var2(), FLA_Her2k_lh_unb_var3(), FLA_Her2k_lh_unb_var4(), FLA_Her2k_lh_unb_var5(), FLA_Her2k_lh_unb_var6(), FLA_Her2k_lh_unb_var7(), FLA_Her2k_ln_unb_var1(), FLA_Her2k_ln_unb_var2(), FLA_Her2k_ln_unb_var3(), FLA_Her2k_ln_unb_var6(), FLA_Her2k_ln_unb_var7(), FLA_Her2k_ln_unb_var8(), FLA_Her2k_uh_unb_var2(), FLA_Her2k_uh_unb_var3(), FLA_Her2k_uh_unb_var4(), FLA_Her2k_uh_unb_var5(), FLA_Her2k_uh_unb_var6(), FLA_Her2k_uh_unb_var7(), FLA_Her2k_un_unb_var1(), FLA_Her2k_un_unb_var2(), FLA_Her2k_un_unb_var3(), FLA_Her2k_un_unb_var6(), FLA_Her2k_un_unb_var7(), FLA_Her2k_un_unb_var8(), FLA_Herk_lh_unb_var2(), FLA_Herk_lh_unb_var3(), FLA_Herk_ln_unb_var4(), FLA_Herk_uh_unb_var2(), FLA_Herk_uh_unb_var4(), FLA_Herk_un_unb_var1(), FLA_Herk_un_unb_var3(), FLA_LU_nopiv_unb_var2(), FLA_LU_nopiv_unb_var3(), FLA_LU_nopiv_unb_var4(), FLA_LU_piv_unb_var3(), FLA_LU_piv_unb_var3b(), FLA_LU_piv_unb_var4(), FLA_QR2_UT_unb_var1(), FLA_QR_UT_piv_unb_var1(), FLA_QR_UT_piv_unb_var2(), FLA_QR_UT_unb_var2(), FLA_Symm_ll_unb_var1(), FLA_Symm_ll_unb_var2(), FLA_Symm_ll_unb_var3(), FLA_Symm_ll_unb_var5(), FLA_Symm_ll_unb_var6(), FLA_Symm_ll_unb_var7(), FLA_Symm_lu_unb_var1(), FLA_Symm_lu_unb_var2(), FLA_Symm_lu_unb_var3(), FLA_Symm_lu_unb_var5(), FLA_Symm_lu_unb_var6(), FLA_Symm_lu_unb_var7(), FLA_Symm_rl_unb_var1(), FLA_Symm_rl_unb_var2(), FLA_Symm_rl_unb_var3(), FLA_Symm_rl_unb_var5(), FLA_Symm_rl_unb_var6(), FLA_Symm_rl_unb_var7(), FLA_Symm_ru_unb_var1(), FLA_Symm_ru_unb_var2(), FLA_Symm_ru_unb_var3(), FLA_Symm_ru_unb_var5(), FLA_Symm_ru_unb_var6(), FLA_Symm_ru_unb_var7(), FLA_Syr2k_ln_unb_var1(), FLA_Syr2k_ln_unb_var2(), FLA_Syr2k_ln_unb_var3(), FLA_Syr2k_ln_unb_var4(), FLA_Syr2k_ln_unb_var5(), FLA_Syr2k_ln_unb_var6(), FLA_Syr2k_ln_unb_var7(), FLA_Syr2k_ln_unb_var8(), FLA_Syr2k_lt_unb_var1(), FLA_Syr2k_lt_unb_var2(), FLA_Syr2k_lt_unb_var3(), FLA_Syr2k_lt_unb_var4(), FLA_Syr2k_lt_unb_var5(), FLA_Syr2k_lt_unb_var6(), FLA_Syr2k_lt_unb_var7(), FLA_Syr2k_lt_unb_var8(), FLA_Syr2k_un_unb_var1(), FLA_Syr2k_un_unb_var2(), FLA_Syr2k_un_unb_var3(), FLA_Syr2k_un_unb_var4(), FLA_Syr2k_un_unb_var5(), FLA_Syr2k_un_unb_var6(), FLA_Syr2k_un_unb_var7(), FLA_Syr2k_un_unb_var8(), FLA_Syr2k_ut_unb_var1(), FLA_Syr2k_ut_unb_var2(), FLA_Syr2k_ut_unb_var3(), FLA_Syr2k_ut_unb_var4(), FLA_Syr2k_ut_unb_var5(), FLA_Syr2k_ut_unb_var6(), FLA_Syr2k_ut_unb_var7(), FLA_Syr2k_ut_unb_var8(), FLA_Syrk_ln_unb_var1(), FLA_Syrk_ln_unb_var2(), FLA_Syrk_ln_unb_var3(), FLA_Syrk_ln_unb_var4(), FLA_Syrk_lt_unb_var1(), FLA_Syrk_lt_unb_var2(), FLA_Syrk_lt_unb_var3(), FLA_Syrk_lt_unb_var4(), FLA_Syrk_un_unb_var1(), FLA_Syrk_un_unb_var2(), FLA_Syrk_un_unb_var3(), FLA_Syrk_un_unb_var4(), FLA_Syrk_ut_unb_var1(), FLA_Syrk_ut_unb_var2(), FLA_Syrk_ut_unb_var3(), FLA_Syrk_ut_unb_var4(), FLA_Trmm_lln_unb_var1(), FLA_Trmm_llt_unb_var1(), FLA_Trmm_lun_unb_var1(), FLA_Trmm_lut_unb_var1(), FLA_Trmm_rln_unb_var1(), FLA_Trmm_rlt_unb_var1(), FLA_Trmm_run_unb_var1(), FLA_Trmm_rut_unb_var1(), FLA_Trsm_lln_unb_var1(), FLA_Trsm_llt_unb_var1(), FLA_Trsm_lun_unb_var1(), FLA_Trsm_lut_unb_var1(), FLA_Trsm_rln_unb_var1(), FLA_Trsm_rlt_unb_var1(), FLA_Trsm_run_unb_var1(), and FLA_Trsm_rut_unb_var1().

{
  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_Gemv_check( transa, 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( FLA_NO_CONJUGATE, &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;
}