diff options
Diffstat (limited to 'src/mem/ruby/network/simple/Switch.cc')
| -rw-r--r-- | src/mem/ruby/network/simple/Switch.cc | 259 |
1 files changed, 135 insertions, 124 deletions
diff --git a/src/mem/ruby/network/simple/Switch.cc b/src/mem/ruby/network/simple/Switch.cc index 88695250c..30403cd67 100644 --- a/src/mem/ruby/network/simple/Switch.cc +++ b/src/mem/ruby/network/simple/Switch.cc @@ -1,4 +1,3 @@ - /* * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood * All rights reserved. @@ -27,182 +26,194 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/* - * Switch.cc - * - * Description: See Switch.hh - * - * $Id$ - * - */ - - -#include "mem/ruby/network/simple/Switch.hh" -#include "mem/ruby/network/simple/PerfectSwitch.hh" -#include "mem/ruby/buffers/MessageBuffer.hh" -#include "mem/ruby/network/simple/Throttle.hh" #include "mem/protocol/MessageSizeType.hh" -#include "mem/ruby/network/Network.hh" #include "mem/protocol/Protocol.hh" +#include "mem/ruby/buffers/MessageBuffer.hh" +#include "mem/ruby/network/Network.hh" +#include "mem/ruby/network/simple/PerfectSwitch.hh" +#include "mem/ruby/network/simple/Switch.hh" +#include "mem/ruby/network/simple/Throttle.hh" Switch::Switch(SwitchID sid, SimpleNetwork* network_ptr) { - m_perfect_switch_ptr = new PerfectSwitch(sid, network_ptr); - m_switch_id = sid; - m_throttles.setSize(0); + m_perfect_switch_ptr = new PerfectSwitch(sid, network_ptr); + m_switch_id = sid; + m_throttles.setSize(0); } Switch::~Switch() { - delete m_perfect_switch_ptr; + delete m_perfect_switch_ptr; - // Delete throttles (one per output port) - m_throttles.deletePointers(); + // Delete throttles (one per output port) + m_throttles.deletePointers(); - // Delete MessageBuffers - m_buffers_to_free.deletePointers(); + // Delete MessageBuffers + m_buffers_to_free.deletePointers(); } -void Switch::addInPort(const Vector<MessageBuffer*>& in) +void +Switch::addInPort(const Vector<MessageBuffer*>& in) { - m_perfect_switch_ptr->addInPort(in); + m_perfect_switch_ptr->addInPort(in); } -void Switch::addOutPort(const Vector<MessageBuffer*>& out, const NetDest& routing_table_entry, int link_latency, int bw_multiplier) +void +Switch::addOutPort(const Vector<MessageBuffer*>& out, + const NetDest& routing_table_entry, int link_latency, int bw_multiplier) { - Throttle* throttle_ptr = NULL; - - // Create a throttle - throttle_ptr = new Throttle(m_switch_id, m_throttles.size(), link_latency, bw_multiplier); - m_throttles.insertAtBottom(throttle_ptr); - - // Create one buffer per vnet (these are intermediaryQueues) - Vector<MessageBuffer*> intermediateBuffers; - for (int i=0; i<out.size(); i++) { - MessageBuffer* buffer_ptr = new MessageBuffer; - // Make these queues ordered - buffer_ptr->setOrdering(true); - Network* net_ptr = RubySystem::getNetwork(); - if(net_ptr->getBufferSize() > 0) { - buffer_ptr->setSize(net_ptr->getBufferSize()); - } - intermediateBuffers.insertAtBottom(buffer_ptr); - m_buffers_to_free.insertAtBottom(buffer_ptr); + Throttle* throttle_ptr = NULL; + + // Create a throttle + throttle_ptr = new Throttle(m_switch_id, m_throttles.size(), link_latency, + bw_multiplier); + m_throttles.insertAtBottom(throttle_ptr); + + // Create one buffer per vnet (these are intermediaryQueues) + Vector<MessageBuffer*> intermediateBuffers; + for (int i = 0; i < out.size(); i++) { + MessageBuffer* buffer_ptr = new MessageBuffer; + // Make these queues ordered + buffer_ptr->setOrdering(true); + Network* net_ptr = RubySystem::getNetwork(); + if (net_ptr->getBufferSize() > 0) { + buffer_ptr->setSize(net_ptr->getBufferSize()); + } + intermediateBuffers.insertAtBottom(buffer_ptr); + m_buffers_to_free.insertAtBottom(buffer_ptr); } - // Hook the queues to the PerfectSwitch - m_perfect_switch_ptr->addOutPort(intermediateBuffers, routing_table_entry); - - // Hook the queues to the Throttle - throttle_ptr->addLinks(intermediateBuffers, out); + // Hook the queues to the PerfectSwitch + m_perfect_switch_ptr->addOutPort(intermediateBuffers, routing_table_entry); + // Hook the queues to the Throttle + throttle_ptr->addLinks(intermediateBuffers, out); } -void Switch::clearRoutingTables() +void +Switch::clearRoutingTables() { - m_perfect_switch_ptr->clearRoutingTables(); + m_perfect_switch_ptr->clearRoutingTables(); } -void Switch::clearBuffers() +void +Switch::clearBuffers() { - m_perfect_switch_ptr->clearBuffers(); - for (int i=0; i<m_throttles.size(); i++) { - if (m_throttles[i] != NULL) { - m_throttles[i]->clear(); + m_perfect_switch_ptr->clearBuffers(); + for (int i = 0; i < m_throttles.size(); i++) { + if (m_throttles[i] != NULL) { + m_throttles[i]->clear(); + } } - } } -void Switch::reconfigureOutPort(const NetDest& routing_table_entry) +void +Switch::reconfigureOutPort(const NetDest& routing_table_entry) { - m_perfect_switch_ptr->reconfigureOutPort(routing_table_entry); + m_perfect_switch_ptr->reconfigureOutPort(routing_table_entry); } -const Throttle* Switch::getThrottle(LinkID link_number) const +const Throttle* +Switch::getThrottle(LinkID link_number) const { - assert(m_throttles[link_number] != NULL); - return m_throttles[link_number]; + assert(m_throttles[link_number] != NULL); + return m_throttles[link_number]; } -const Vector<Throttle*>* Switch::getThrottles() const +const Vector<Throttle*>* +Switch::getThrottles() const { - return &m_throttles; + return &m_throttles; } -void Switch::printStats(std::ostream& out) const +void +Switch::printStats(std::ostream& out) const { - using namespace std; - - out << "switch_" << m_switch_id << "_inlinks: " << m_perfect_switch_ptr->getInLinks() << endl; - out << "switch_" << m_switch_id << "_outlinks: " << m_perfect_switch_ptr->getOutLinks() << endl; - - // Average link utilizations - double average_utilization = 0.0; - int throttle_count = 0; - - for (int i=0; i<m_throttles.size(); i++) { - Throttle* throttle_ptr = m_throttles[i]; - if (throttle_ptr != NULL) { - average_utilization += throttle_ptr->getUtilization(); - throttle_count++; + using namespace std; + + ccprintf(out, "switch_%d_inlinks: %d\n", m_switch_id, + m_perfect_switch_ptr->getInLinks()); + ccprintf(out, "switch_%d_outlinks: %d\n", m_switch_id, + m_perfect_switch_ptr->getOutLinks()); + + // Average link utilizations + double average_utilization = 0.0; + int throttle_count = 0; + + for (int i = 0; i < m_throttles.size(); i++) { + Throttle* throttle_ptr = m_throttles[i]; + if (throttle_ptr) { + average_utilization += throttle_ptr->getUtilization(); + throttle_count++; + } } - } - average_utilization = (throttle_count == 0) ? 0 : average_utilization / float(throttle_count); - - // Individual link utilizations - out << "links_utilized_percent_switch_" << m_switch_id << ": " << average_utilization << endl; - for (int link=0; link<m_throttles.size(); link++) { - Throttle* throttle_ptr = m_throttles[link]; - if (throttle_ptr != NULL) { - out << " links_utilized_percent_switch_" << m_switch_id << "_link_" << link << ": " - << throttle_ptr->getUtilization() << " bw: " << throttle_ptr->getLinkBandwidth() - << " base_latency: " << throttle_ptr->getLatency() << endl; + average_utilization = + throttle_count == 0 ? 0 : average_utilization / throttle_count; + + // Individual link utilizations + out << "links_utilized_percent_switch_" << m_switch_id << ": " + << average_utilization << endl; + + for (int link = 0; link < m_throttles.size(); link++) { + Throttle* throttle_ptr = m_throttles[link]; + if (throttle_ptr != NULL) { + out << " links_utilized_percent_switch_" << m_switch_id + << "_link_" << link << ": " + << throttle_ptr->getUtilization() << " bw: " + << throttle_ptr->getLinkBandwidth() + << " base_latency: " << throttle_ptr->getLatency() << endl; + } } - } - out << endl; - - // Traffic breakdown - for (int link=0; link<m_throttles.size(); link++) { - Throttle* throttle_ptr = m_throttles[link]; - if (throttle_ptr != NULL) { - const Vector<Vector<int> >& message_counts = throttle_ptr->getCounters(); - for (int int_type=0; int_type<MessageSizeType_NUM; int_type++) { - MessageSizeType type = MessageSizeType(int_type); - int sum = message_counts[type].sum(); - if (sum != 0) { - out << " outgoing_messages_switch_" << m_switch_id << "_link_" << link << "_" << type - << ": " << sum << " " << sum * (RubySystem::getNetwork()->MessageSizeType_to_int(type)) - << " " << message_counts[type] << " base_latency: " << throttle_ptr->getLatency() << endl; + out << endl; + + // Traffic breakdown + for (int link = 0; link < m_throttles.size(); link++) { + Throttle* throttle_ptr = m_throttles[link]; + if (!throttle_ptr) + continue; + + const Vector<Vector<int> >& message_counts = + throttle_ptr->getCounters(); + for (int int_type = 0; int_type < MessageSizeType_NUM; int_type++) { + MessageSizeType type = MessageSizeType(int_type); + int sum = message_counts[type].sum(); + if (sum == 0) + continue; + + out << " outgoing_messages_switch_" << m_switch_id + << "_link_" << link << "_" << type << ": " << sum << " " + << sum * RubySystem::getNetwork()->MessageSizeType_to_int(type) + << " " << message_counts[type] << " base_latency: " + << throttle_ptr->getLatency() << endl; } - } } - } - out << endl; + out << endl; } -void Switch::clearStats() +void +Switch::clearStats() { - m_perfect_switch_ptr->clearStats(); - for (int i=0; i<m_throttles.size(); i++) { - if (m_throttles[i] != NULL) { - m_throttles[i]->clearStats(); + m_perfect_switch_ptr->clearStats(); + for (int i = 0; i < m_throttles.size(); i++) { + if (m_throttles[i] != NULL) + m_throttles[i]->clearStats(); } - } } -void Switch::printConfig(std::ostream& out) const +void +Switch::printConfig(std::ostream& out) const { - m_perfect_switch_ptr->printConfig(out); - for (int i=0; i<m_throttles.size(); i++) { - if (m_throttles[i] != NULL) { - m_throttles[i]->printConfig(out); + m_perfect_switch_ptr->printConfig(out); + for (int i = 0; i < m_throttles.size(); i++) { + if (m_throttles[i] != NULL) + m_throttles[i]->printConfig(out); } - } } -void Switch::print(std::ostream& out) const +void +Switch::print(std::ostream& out) const { - // FIXME printing - out << "[Switch]"; + // FIXME printing + out << "[Switch]"; } |