| /***************************************************************************** |
| |
| Licensed to Accellera Systems Initiative Inc. (Accellera) under one or |
| more contributor license agreements. See the NOTICE file distributed |
| with this work for additional information regarding copyright ownership. |
| Accellera licenses this file to you under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with the |
| License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| implied. See the License for the specific language governing |
| permissions and limitations under the License. |
| |
| *****************************************************************************/ |
| |
| #ifndef __TLM_FIFO_PUT_GET_IF_H__ |
| #define __TLM_FIFO_PUT_GET_IF_H__ |
| |
| namespace tlm { |
| |
| /****************************************************************** |
| // |
| // get interface |
| // |
| ******************************************************************/ |
| |
| template <typename T> |
| inline |
| T |
| tlm_fifo<T>::get( tlm_tag<T> * ) |
| { |
| |
| while( is_empty() ) { |
| wait( m_data_written_event ); |
| } |
| |
| m_num_read ++; |
| request_update(); |
| |
| return buffer.read(); |
| |
| } |
| |
| // non-blocking read |
| |
| template <typename T> |
| inline |
| bool |
| tlm_fifo<T>::nb_get( T& val_ ) |
| { |
| |
| if( is_empty() ) { |
| return false; |
| } |
| |
| m_num_read ++; |
| request_update(); |
| |
| val_ = buffer.read(); |
| |
| return true; |
| |
| } |
| |
| template <typename T> |
| inline |
| bool |
| tlm_fifo<T>::nb_can_get( tlm_tag<T> * ) const { |
| |
| return !is_empty(); |
| |
| } |
| |
| |
| /****************************************************************** |
| // |
| // put interface |
| // |
| ******************************************************************/ |
| |
| template <typename T> |
| inline |
| void |
| tlm_fifo<T>::put( const T& val_ ) |
| { |
| while( is_full() ) { |
| wait( m_data_read_event ); |
| } |
| |
| if( buffer.is_full() ) { |
| |
| buffer.resize( buffer.size() * 2 ); |
| |
| } |
| |
| m_num_written ++; |
| buffer.write( val_ ); |
| |
| request_update(); |
| } |
| |
| template <typename T> |
| inline |
| bool |
| tlm_fifo<T>::nb_put( const T& val_ ) |
| { |
| |
| if( is_full() ) { |
| return false; |
| } |
| |
| if( buffer.is_full() ) { |
| |
| buffer.resize( buffer.size() * 2 ); |
| |
| } |
| |
| m_num_written ++; |
| buffer.write( val_ ); |
| request_update(); |
| |
| return true; |
| } |
| |
| template < typename T > |
| inline |
| bool |
| tlm_fifo<T>::nb_can_put( tlm_tag<T> * ) const { |
| |
| return !is_full(); |
| |
| } |
| |
| } // namespace tlm |
| |
| #endif |