mpl2: print module hierarchy for debugging

Signed-off-by: Arthur Koucher <arthurckoucher@gmail.com>

src/mpl2/src/hier_rtlmp.cpp

@@ -408,6 +408,28 @@ void HierRTLMP::initMacroPlacer()
 {
   block_ = db_->getChip()->getBlock();
 
+  logger_->report("\n\nAll Modules (Total: {})", block_->getModules().size());
+  for (auto module : block_->getModules()) {
+    logger_->report("{}", module->getName());
+  }
+
+  int std_cell_count = 0, macro_count = 0;
+  for (auto inst : block_->getInsts()) {
+    if (inst->isBlock()) {
+      ++macro_count;
+    } else {
+      ++std_cell_count;
+    }
+  }
+
+  logger_->report("\n\nModules in Hierarchy [Total Insts: {} (Std Cells: {}, Macros: {})]:",
+                  block_->getInsts().size(),
+                  std_cell_count,
+                  macro_count);
+
+  reportChildrenModules(block_->getTopModule(), 0);
+  logger_->report("\n");
+
   odb::Rect die = block_->getDieArea();
   odb::Rect core_box = block_->getCoreArea();
 
@@ -499,6 +521,32 @@ void HierRTLMP::reportLogicalHierarchyInformation(float core_area,
       block_->getTech()->getManufacturingGrid());
 }
 
+void HierRTLMP::reportChildrenModules(odb::dbModule* parent, int level)
+{
+  std::string indent;
+  for (int i = 0; i < level; ++i) {
+    indent += '\t';
+  }
+
+  int std_cell_count = 0, macro_count = 0;
+  for (auto inst : parent->getInsts()) {
+    if (inst->isBlock()) {
+      ++macro_count;
+    } else {
+      ++std_cell_count;
+    }
+  }
+
+  logger_->report("\n{}", indent + parent->getName());
+  logger_->report("{}  Number of Std Cells: {}", indent, std_cell_count);
+  logger_->report("{}  Number of Macros: {}", indent, macro_count);
+
+  for (auto child_module_inst : parent->getChildren()) {
+    odb::dbModule* child = child_module_inst->getMaster();
+    reportChildrenModules(child, level + 1);
+  }
+}
+
 void HierRTLMP::initPhysicalHierarchy()
 {
   setDefaultThresholds();

src/mpl2/src/hier_rtlmp.h

@@ -139,6 +139,7 @@ class HierRTLMP
   void writeMacroPlacement(const std::string& file_name);
 
  private:
+  void reportChildrenModules(odb::dbModule* parent, int level);
   using IOSpans = std::map<Boundary, std::pair<float, float>>;
 
   // General Hier-RTLMP flow functions