Allow to reference output pins as input when compiling boolean functions

emsec · Jul 31, 2024 · d650001 · d650001
1 parent 2610215
commit d650001
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Showing 2 changed files with 17 additions and 4 deletions.
diff --git a/plugins/logic_evaluator/src/logic_evaluator_dialog.cpp b/plugins/logic_evaluator/src/logic_evaluator_dialog.cpp
@@ -287,9 +287,11 @@ namespace hal {
         // propagate by gates
         for (const Gate* g : mEvaluationOrder)
         {
+            QMap<QString,QString> referableOutputPins;
+
             for (const GatePin* gp : g->get_type()->get_output_pins())
             {
-                QString pinName = QString::fromStdString(gp->get_name());
+                QString pinNameOut = QString::fromStdString(gp->get_name());
                 const Net* nOut = g->get_fan_out_net(gp);
                 if (!mExternalArrayIndex.contains(nOut))
                 {
@@ -300,16 +302,23 @@ namespace hal {
                 QString theFunction = QString::fromStdString(g->get_boolean_function(gp).to_string());
                 for (const GatePin* gp : g->get_type()->get_input_pins())
                 {
-                    QString pinName = QString::fromStdString(gp->get_name());
+                    QString pinNameIn = QString::fromStdString(gp->get_name());
                     const Net* nIn = g->get_fan_in_net(gp);
                     int inxIn = mExternalArrayIndex.value(nIn,-1);
                     if (inxIn < 0) return false;
                     QString ccVar = QString("logic_evaluator_signals[%1]").arg(inxIn);
-                    theFunction.replace(pinName, ccVar);
+                    theFunction.replace(pinNameIn, ccVar);
+                }
+                for (auto it = referableOutputPins.constBegin(); it != referableOutputPins.constEnd(); ++it)
+                {
+                    theFunction.replace(it.key(),it.value());
                 }
+
                 int inxOut = mExternalArrayIndex.value(nOut,-1);
                 if (inxOut < 0) return false;
                 codeEvalFunction += QString("  logic_evaluator_signals[%1] = %2;\n").arg(inxOut).arg(theFunction);
+
+                referableOutputPins[pinNameOut] = QString("logic_evaluator_signals[%1]").arg(inxOut);
             }
         }
 

diff --git a/plugins/simulator/netlist_simulator_controller/src/simulation_input.cpp b/plugins/simulator/netlist_simulator_controller/src/simulation_input.cpp
@@ -14,7 +14,11 @@ namespace hal {
         {
             for (GatePin* gp : gate_pin_group->get_pins())
             {
-                Net* n = gate->get_fan_in_net(gp);
+                Net* n = nullptr;
+                if (gp->get_direction() == PinDirection::input || gp->get_direction() == PinDirection::inout)
+                    n = gate->get_fan_in_net(gp);
+                else
+                    n = gate->get_fan_out_net(gp);
                 if (n) retval.push_back(n);
             }
         }