test: add skip ios step to global placement

Signed-off-by: Eder Monteiro <emrmonteiro@precisioninno.com>

Author: eder-matheus

test/flow.tcl

@@ -85,12 +85,17 @@ set_routing_layers -signal $global_routing_layers \
   -clock $global_routing_clock_layers
 set_macro_extension 2
 
-global_placement -routability_driven -density $global_place_density \
-  -pad_left $global_place_pad -pad_right $global_place_pad
+# Global placement skip IOs
+global_placement -density $global_place_density \
+  -pad_left $global_place_pad -pad_right $global_place_pad -skip_io
 
 # IO Placement
 place_pins -hor_layers $io_placer_hor_layer -ver_layers $io_placer_ver_layer
 
+# Global placement with placed IOs and routability-driven
+global_placement -routability_driven -density $global_place_density \
+  -pad_left $global_place_pad -pad_right $global_place_pad
+
 # checkpoint
 set global_place_db [make_result_file ${design}_${platform}_global_place.db]
 write_db $global_place_db