FLA_Trsv_internal.c File Reference

(r12600)

Functions
FLA_Error	FLA_Trsv_internal (FLA_Uplo uplo, FLA_Trans transa, FLA_Diag diag, FLA_Obj A, FLA_Obj x, fla_trsv_t *cntl)
Variables
fla_trsv_t *	flash_trsv_cntl_blas
fla_trsv_t *	flash_trsv_cntl

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Function Documentation

FLA_Error FLA_Trsv_internal	(	FLA_Uplo	uplo,
		FLA_Trans	transa,
		FLA_Diag	diag,
		FLA_Obj	A,
		FLA_Obj	x,
		fla_trsv_t *	cntl
	)

References FLA_Check_error_level(), FLA_Obj_elemtype(), FLA_Trsv_internal(), FLA_Trsv_internal_check(), FLA_Trsv_lc(), FLA_Trsv_ln(), FLA_Trsv_lt(), FLA_Trsv_uc(), FLA_Trsv_un(), FLA_Trsv_ut(), FLASH_Queue_get_enabled(), and flash_trsv_cntl_blas.

Referenced by FLA_Trsv(), FLA_Trsv_internal(), FLA_Trsv_lc_blk_var1(), FLA_Trsv_lc_blk_var2(), FLA_Trsv_ln_blk_var1(), FLA_Trsv_ln_blk_var2(), FLA_Trsv_lt_blk_var1(), FLA_Trsv_lt_blk_var2(), FLA_Trsv_uc_blk_var1(), FLA_Trsv_uc_blk_var2(), FLA_Trsv_un_blk_var1(), FLA_Trsv_un_blk_var2(), FLA_Trsv_ut_blk_var1(), FLA_Trsv_ut_blk_var2(), and FLASH_Trsv().

{
    FLA_Error r_val = FLA_SUCCESS;

    if ( FLA_Check_error_level() == FLA_FULL_ERROR_CHECKING )
        FLA_Trsv_internal_check( uplo, transa, diag, A, x, cntl );

    if      ( FLA_Cntl_matrix_type( cntl ) == FLA_HIER &&
              FLA_Obj_elemtype( A ) == FLA_MATRIX &&
              FLA_Cntl_variant( cntl ) == FLA_SUBPROBLEM )
    {
        // Recurse
        r_val = FLA_Trsv_internal( uplo,
                                   transa,
                                   diag,
                                   *FLASH_OBJ_PTR_AT( A ),
                                   *FLASH_OBJ_PTR_AT( x ),
                                   flash_trsv_cntl );
    }
    else if ( FLA_Cntl_matrix_type( cntl ) == FLA_HIER &&
              FLA_Obj_elemtype( A ) == FLA_SCALAR &&
              FLASH_Queue_get_enabled( ) )
    {
        // Enqueue
        ENQUEUE_FLASH_Trsv( uplo, transa, diag, A, x, cntl );
    }
    else
    {
        if ( FLA_Cntl_matrix_type( cntl ) == FLA_HIER &&
             FLA_Obj_elemtype( A ) == FLA_SCALAR &&
             !FLASH_Queue_get_enabled( ) )
        {
            // Execute leaf
            cntl = flash_trsv_cntl_blas;
        }

        // Parameter combinations
        if      ( uplo == FLA_LOWER_TRIANGULAR )
        {
            if      ( transa == FLA_NO_TRANSPOSE )
                r_val = FLA_Trsv_ln( diag, A, x, cntl );
            else if ( transa == FLA_TRANSPOSE )
                r_val = FLA_Trsv_lt( diag, A, x, cntl );
            else if ( transa == FLA_CONJ_TRANSPOSE )
                r_val = FLA_Trsv_lc( diag, A, x, cntl );
        }
        else if ( uplo == FLA_UPPER_TRIANGULAR )
        {
            if      ( transa == FLA_NO_TRANSPOSE )
                r_val = FLA_Trsv_un( diag, A, x, cntl );
            else if ( transa == FLA_TRANSPOSE )
                r_val = FLA_Trsv_ut( diag, A, x, cntl );
            else if ( transa == FLA_CONJ_TRANSPOSE )
                r_val = FLA_Trsv_uc( diag, A, x, cntl );
        }
    }

    return r_val;
}

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Variable Documentation

fla_trsv_t* flash_trsv_cntl

fla_trsv_t* flash_trsv_cntl_blas

Referenced by FLA_Trsv_internal().