pdn: only bloat core vertically (assumes horizontal rows)

Signed-off-by: Peter Gadfort <[email protected]>

Author: gadfort

src/pdn/src/grid.cpp

@@ -20,6 +20,7 @@
 #include "odb/dbShape.h"
 #include "odb/dbTransform.h"
 #include "odb/dbTypes.h"
+#include "odb/isotropy.h"
 #include "power_cells.h"
 #include "rings.h"
 #include "straps.h"
@@ -1244,7 +1245,7 @@ CoreGrid::CoreGrid(VoltageDomain* domain,
 odb::Rect CoreGrid::getDomainBoundary() const
 {
   // account for the width of the follow pins for straps
-  odb::Rect core = Grid::getDomainBoundary();
+  const odb::Rect core = Grid::getDomainBoundary();
 
   int follow_pin_width = 0;
   for (const auto& strap : getStraps()) {
@@ -1253,8 +1254,7 @@ odb::Rect CoreGrid::getDomainBoundary() const
     }
   }
 
-  core.bloat(follow_pin_width / 2, core);
-  return core;
+  return core.bloat(follow_pin_width / 2, odb::Orientation2D::Vertical);
 }
 
 void CoreGrid::setupDirectConnect(

src/pdn/src/straps.cpp

@@ -193,6 +193,18 @@ void Straps::makeShapes(const Shape::ShapeTreeMap& other_shapes)
     }
   }
 
+  debugPrint(
+      getLogger(),
+      utl::PDN,
+      "Straps",
+      1,
+      "Make straps on {} / horizontal {} / die {} / core {} / boundary {}",
+      layer_->getName(),
+      isHorizontal(),
+      Shape::getRectText(die, layer.getLefUnits()),
+      Shape::getRectText(core, layer.getLefUnits()),
+      Shape::getRectText(boundary, layer.getLefUnits()));
+
   if (isHorizontal()) {
     const int x_start = boundary.xMin();
     const int x_end = boundary.xMax();