Added simulate_only_probes() method which disposes all other simulation results

Author: joern274

plugins/generate_hre_task/src/plugin_generate_hre_task.cpp

@@ -108,6 +108,11 @@ namespace hal
              break;
          }
 
+         std::vector<const Net*> probes;
+         for (u32 id : {3, 4, 5, 14, 18, 15}) // input, output, internal probe 15
+             probes.push_back(m_original_netlist.get()->get_net_by_id(id));
+         m_simul_controller.get()->simulate_only_probes(probes);
+
          m_simul_controller.get()->emit_run_simulation();
          return true;
      }

plugins/simulator/netlist_simulator_controller/include/netlist_simulator_controller/netlist_simulator_controller.h

@@ -453,6 +453,18 @@ class NETLIST_API NetlistSimulatorController : public QObject {
      */
     bool can_import_data() const;
 
+    /**
+     * Discard all results except listed probes
+     * @param probes List of nets which will be simulated (aka probes)
+     */
+    void simulate_only_probes(const std::vector<const Net*>& probes);
+
+    /**
+     * Discard all results except listed probes
+     * @param probes Set of net IDs which will be simulated (aka probes)
+     */
+    void simulate_only_probes(const QSet<u32>& probes);
+
     /**
      * Store significant information into working directory
      * @return True if JSON file created successfully, false otherwise.
@@ -497,6 +509,8 @@ public Q_SLOTS:
 
     SimulationInput* mSimulationInput;
 
+    QSet<u32> mSimulateOnlyProbes;
+
     QHash<u32,int> mBadAssignInputWarnings;
 };
 

plugins/simulator/netlist_simulator_controller/src/netlist_simulator_controller.cpp

@@ -254,6 +254,17 @@ namespace hal
         checkReadyState();
     }
 
+    void NetlistSimulatorController::simulate_only_probes(const std::vector<const Net*>& probes)
+    {
+        for (const Net* n : probes)
+            mSimulateOnlyProbes.insert(n->get_id());
+    }
+
+    void NetlistSimulatorController::simulate_only_probes(const QSet<u32>& probes)
+    {
+        mSimulateOnlyProbes = probes;
+    }
+
     u32 NetlistSimulatorController::add_trigger_time(const std::vector<WaveData*>& trigger_waves, const std::vector<int>& trigger_on_values)
     {
         if (trigger_waves.empty())
@@ -823,21 +834,29 @@ namespace hal
             std::filesystem::path resultFile = mSimulationEngine->get_result_filename();
             if (resultFile.is_relative())
                 resultFile = get_working_directory() / resultFile;
-            VcdSerializer reader(mWorkDir, this);
+            VcdSerializer reader(mWorkDir, false, this);
             QFileInfo info(QString::fromStdString(resultFile.string()));
             if (!info.exists() || !info.isReadable())
                 return false;
 
             QList<const Net*> partialNets;
+
             for (const Net* n : get_partial_netlist_nets())
+            {
+                if (!mSimulateOnlyProbes.empty() && !mSimulateOnlyProbes.contains(n->get_id()))
+                    continue;
                 partialNets.append(n);
+            }
 
             if (reader.importVcd(QString::fromStdString(resultFile), mWorkDir, partialNets))
             {
                 mWaveDataList->updateFromSaleae();
             }
             else
                 return false;
+
+            if (!mSimulateOnlyProbes.isEmpty())
+                QFile::remove(QString::fromStdString(resultFile.string()));
         }
         return true;
     }