Exemplo n.º 1
0
FLA_Error FLA_Trmm_lut( FLA_Diag diag, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trmm_t* cntl )
{
	FLA_Error r_val = FLA_SUCCESS;
	
	if      ( FLA_Cntl_variant( cntl ) == FLA_SUBPROBLEM )
	{
		r_val = FLA_Trmm_lut_task( diag, alpha, A, B, cntl );
	}
#ifdef FLA_ENABLE_NON_CRITICAL_CODE
	else if ( FLA_Cntl_variant( cntl ) == FLA_BLOCKED_VARIANT1 )
	{
		r_val = FLA_Trmm_lut_blk_var1( diag, alpha, A, B, cntl );
	}
#endif
	else if ( FLA_Cntl_variant( cntl ) == FLA_BLOCKED_VARIANT2 )
	{
		r_val = FLA_Trmm_lut_blk_var2( diag, alpha, A, B, cntl );
	}
	else if ( FLA_Cntl_variant( cntl ) == FLA_BLOCKED_VARIANT3 )
	{
		r_val = FLA_Trmm_lut_blk_var3( diag, alpha, A, B, cntl );
	}
#ifdef FLA_ENABLE_NON_CRITICAL_CODE
	else if ( FLA_Cntl_variant( cntl ) == FLA_BLOCKED_VARIANT4 )
	{
		r_val = FLA_Trmm_lut_blk_var4( diag, alpha, A, B, cntl );
	}
#endif
#ifdef FLA_ENABLE_NON_CRITICAL_CODE
	else if ( FLA_Cntl_variant( cntl ) == FLA_UNBLOCKED_VARIANT1 )
	{
		r_val = FLA_Trmm_lut_unb_var1( diag, alpha, A, B );
	}
	else if ( FLA_Cntl_variant( cntl ) == FLA_UNBLOCKED_VARIANT2 )
	{
		r_val = FLA_Trmm_lut_unb_var2( diag, alpha, A, B );
	}
	else if ( FLA_Cntl_variant( cntl ) == FLA_UNBLOCKED_VARIANT3 )
	{
		r_val = FLA_Trmm_lut_unb_var3( diag, alpha, A, B );
	}
	else if ( FLA_Cntl_variant( cntl ) == FLA_UNBLOCKED_VARIANT4 )
	{
		r_val = FLA_Trmm_lut_unb_var4( diag, alpha, A, B );
	}
#endif
	else
	{
		r_val = FLA_Check_error_code( FLA_NOT_YET_IMPLEMENTED );
	}

	return r_val;
}
Exemplo n.º 2
0
void time_Trmm_lut( 
               int variant, int type, int nrepeats, int n, int nb_alg,
               FLA_Obj A, FLA_Obj B, FLA_Obj C, FLA_Obj C_ref,
               double *dtime, double *diff, double *gflops )
{
  int
    irep;

  double
    dtime_old = 1.0e9;

  FLA_Obj
    C_old;

  fla_blocksize_t*
    bp;
  fla_gemm_t*
    cntl_gemm_blas;
  fla_trmm_t*
    cntl_trmm_blas;
  fla_trmm_t*
    cntl_trmm_var;

  bp             = FLA_Blocksize_create( nb_alg, nb_alg, nb_alg, nb_alg );
  cntl_gemm_blas = FLA_Cntl_gemm_obj_create( FLA_FLAT, FLA_SUBPROBLEM, NULL, NULL );
  cntl_trmm_blas = FLA_Cntl_trmm_obj_create( FLA_FLAT, FLA_SUBPROBLEM, NULL, NULL, NULL );
  cntl_trmm_var  = FLA_Cntl_trmm_obj_create( FLA_FLAT, variant, bp, cntl_trmm_blas, cntl_gemm_blas );

  FLA_Obj_create_conf_to( FLA_NO_TRANSPOSE, C, &C_old );

  FLA_Copy_external( C, C_old );


  for ( irep = 0 ; irep < nrepeats; irep++ )
  {
    FLA_Copy_external( C_old, C );

    *dtime = FLA_Clock();

    switch( variant ){
    case 0:
      // Time reference implementation
      REF_Trmm( FLA_LEFT, FLA_UPPER_TRIANGULAR,
                FLA_TRANSPOSE, FLA_NONUNIT_DIAG,
                FLA_ONE, A, C );
      break;

    case 1:{
      // Time variant 1
      switch( type ){
      case FLA_ALG_UNBLOCKED:
        FLA_Trmm_lut_unb_var1( FLA_NONUNIT_DIAG, FLA_ONE, A, C );
        break;
      case FLA_ALG_BLOCKED:
        FLA_Trmm_lut_blk_var1( FLA_NONUNIT_DIAG, FLA_ONE, A, C, cntl_trmm_var );
        break;
      default:
        printf("trouble\n");
      }

      break;
    }

    case 2:{
      // Time variant 2
      switch( type ){
      case FLA_ALG_UNBLOCKED:
        FLA_Trmm_lut_unb_var2( FLA_NONUNIT_DIAG, FLA_ONE, A, C );
        break;
      case FLA_ALG_BLOCKED:
        FLA_Trmm_lut_blk_var2( FLA_NONUNIT_DIAG, FLA_ONE, A, C, cntl_trmm_var );
        break;
      default:
        printf("trouble\n");
      }

      break;
    }

    case 3:{
      // Time variant 3
      switch( type ){
      case FLA_ALG_UNBLOCKED:
        FLA_Trmm_lut_unb_var3( FLA_NONUNIT_DIAG, FLA_ONE, A, C );
        break;
      case FLA_ALG_BLOCKED:
        FLA_Trmm_lut_blk_var3( FLA_NONUNIT_DIAG, FLA_ONE, A, C, cntl_trmm_var );
        break;
      default:
        printf("trouble\n");
      }

      break;
    }

    case 4:{
      // Time variant 4
      switch( type ){
      case FLA_ALG_UNBLOCKED:
        FLA_Trmm_lut_unb_var4( FLA_NONUNIT_DIAG, FLA_ONE, A, C );
        break;
      case FLA_ALG_BLOCKED:
        FLA_Trmm_lut_blk_var4( FLA_NONUNIT_DIAG, FLA_ONE, A, C, cntl_trmm_var );
        break;
      default:
        printf("trouble\n");
      }

      break;
    }
    }

    *dtime = FLA_Clock() - *dtime;
    dtime_old = min( *dtime, dtime_old );
  }

  FLA_Cntl_obj_free( cntl_trmm_var );
  FLA_Cntl_obj_free( cntl_trmm_blas );
  FLA_Cntl_obj_free( cntl_gemm_blas );
  FLA_Blocksize_free( bp );

  if ( variant == 0 )
  {
    FLA_Copy_external( C, C_ref );
    *diff = 0.0;
  }
  else
  {
    *diff = FLA_Max_elemwise_diff( C, C_ref );
  }

  *gflops = 1.0 * 
            FLA_Obj_length( C ) * 
            FLA_Obj_width( C ) * 
            FLA_Obj_width( A ) / 
            dtime_old / 
            1.0e9;

  *dtime = dtime_old;

  FLA_Copy_external( C_old, C );

  FLA_Obj_free( &C_old );
}