ruby: move all statistics to stats.txt, eliminate ruby.stats

[gem5.git] / src / mem / ruby / slicc_interface / AbstractController.cc

diff --git a/src/mem/ruby/slicc_interface/AbstractController.cc b/src/mem/ruby/slicc_interface/AbstractController.cc
index adf411f82ebcd411060fb54ea38ec91fb46a0c32..0f5a70a6e8b7704424d58646e0a70502e87f4da1 100644 (file)
--- a/src/mem/ruby/slicc_interface/AbstractController.cc
+++ b/src/mem/ruby/slicc_interface/AbstractController.cc
@@ -27,39 +27,170 @@
  */
 
 #include "mem/ruby/slicc_interface/AbstractController.hh"
+#include "mem/ruby/system/Sequencer.hh"
 #include "mem/ruby/system/System.hh"
 
 AbstractController::AbstractController(const Params *p)
-    : ClockedObject(p), Consumer(this), m_fully_busy_cycles(0),
-    m_request_count(0)
+    : ClockedObject(p), Consumer(this)
 {
     m_version = p->version;
+    m_clusterID = p->cluster_id;
+
     m_transitions_per_cycle = p->transitions_per_cycle;
     m_buffer_size = p->buffer_size;
     m_recycle_latency = p->recycle_latency;
     m_number_of_TBEs = p->number_of_TBEs;
     m_is_blocking = false;
+
+    if (m_version == 0) {
+        // Combine the statistics from all controllers
+        // of this particular type.
+        Stats::registerDumpCallback(new StatsCallback(this));
+    }
 }
 
 void
 AbstractController::init()
 {
     params()->ruby_system->registerAbstractController(this);
+    m_delayHistogram.init(10);
+    uint32_t size = Network::getNumberOfVirtualNetworks();
+    for (uint32_t i = 0; i < size; i++) {
+        m_delayVCHistogram.push_back(new Stats::Histogram());
+        m_delayVCHistogram[i]->init(10);
+    }
+}
+
+void
+AbstractController::resetStats()
+{
+    m_delayHistogram.reset();
+    uint32_t size = Network::getNumberOfVirtualNetworks();
+    for (uint32_t i = 0; i < size; i++) {
+        m_delayVCHistogram[i]->reset();
+    }
+}
+
+void
+AbstractController::regStats()
+{
+    m_fully_busy_cycles
+        .name(name() + ".fully_busy_cycles")
+        .desc("cycles for which number of transistions == max transitions")
+        .flags(Stats::nozero);
 }
 
 void
-AbstractController::clearStats()
+AbstractController::profileMsgDelay(uint32_t virtualNetwork, Cycles delay)
 {
-    m_requestProfileMap.clear();
-    m_request_count = 0;
+    assert(virtualNetwork < m_delayVCHistogram.size());
+    m_delayHistogram.sample(delay);
+    m_delayVCHistogram[virtualNetwork]->sample(delay);
 }
 
 void
-AbstractController::profileRequest(const std::string &request)
+AbstractController::connectWithPeer(AbstractController *c)
 {
-    m_request_count++;
+    getQueuesFromPeer(c);
+    c->getQueuesFromPeer(this);
+}
+
+void
+AbstractController::stallBuffer(MessageBuffer* buf, Address addr)
+{
+    if (m_waiting_buffers.count(addr) == 0) {
+        MsgVecType* msgVec = new MsgVecType;
+        msgVec->resize(m_in_ports, NULL);
+        m_waiting_buffers[addr] = msgVec;
+    }
+    (*(m_waiting_buffers[addr]))[m_cur_in_port] = buf;
+}
+
+void
+AbstractController::wakeUpBuffers(Address addr)
+{
+    if (m_waiting_buffers.count(addr) > 0) {
+        //
+        // Wake up all possible lower rank (i.e. lower priority) buffers that could
+        // be waiting on this message.
+        //
+        for (int in_port_rank = m_cur_in_port - 1;
+             in_port_rank >= 0;
+             in_port_rank--) {
+            if ((*(m_waiting_buffers[addr]))[in_port_rank] != NULL) {
+                (*(m_waiting_buffers[addr]))[in_port_rank]->reanalyzeMessages(addr);
+            }
+        }
+        delete m_waiting_buffers[addr];
+        m_waiting_buffers.erase(addr);
+    }
+}
 
-    // if it doesn't exist, conveniently, it will be created with the
-    // default value which is 0
-    m_requestProfileMap[request]++;
+void
+AbstractController::wakeUpAllBuffers(Address addr)
+{
+    if (m_waiting_buffers.count(addr) > 0) {
+        //
+        // Wake up all possible lower rank (i.e. lower priority) buffers that could
+        // be waiting on this message.
+        //
+        for (int in_port_rank = m_in_ports - 1;
+             in_port_rank >= 0;
+             in_port_rank--) {
+            if ((*(m_waiting_buffers[addr]))[in_port_rank] != NULL) {
+                (*(m_waiting_buffers[addr]))[in_port_rank]->reanalyzeMessages(addr);
+            }
+        }
+        delete m_waiting_buffers[addr];
+        m_waiting_buffers.erase(addr);
+    }
+}
+
+void
+AbstractController::wakeUpAllBuffers()
+{
+    //
+    // Wake up all possible buffers that could be waiting on any message.
+    //
+
+    std::vector<MsgVecType*> wokeUpMsgVecs;
+
+    if(m_waiting_buffers.size() > 0) {
+        for (WaitingBufType::iterator buf_iter = m_waiting_buffers.begin();
+             buf_iter != m_waiting_buffers.end();
+             ++buf_iter) {
+             for (MsgVecType::iterator vec_iter = buf_iter->second->begin();
+                  vec_iter != buf_iter->second->end();
+                  ++vec_iter) {
+                  if (*vec_iter != NULL) {
+                      (*vec_iter)->reanalyzeAllMessages();
+                  }
+             }
+             wokeUpMsgVecs.push_back(buf_iter->second);
+        }
+
+        for (std::vector<MsgVecType*>::iterator wb_iter = wokeUpMsgVecs.begin();
+             wb_iter != wokeUpMsgVecs.end();
+             ++wb_iter) {
+             delete (*wb_iter);
+        }
+
+        m_waiting_buffers.clear();
+    }
+}
+
+void
+AbstractController::blockOnQueue(Address addr, MessageBuffer* port)
+{
+    m_is_blocking = true;
+    m_block_map[addr] = port;
+}
+
+void
+AbstractController::unblock(Address addr)
+{
+    m_block_map.erase(addr);
+    if (m_block_map.size() == 0) {
+       m_is_blocking = false;
+    }
 }