Merge pull request The-OpenROAD-Project#4194 from The-OpenROAD-Project-staging/update-metrics-ariane133

Increase ng45 ariane133 core utilization and update metrics

Author: maliberty

flow/designs/nangate45/ariane133/config.mk

@@ -12,7 +12,7 @@ export SDC_FILE      = $(DESIGN_HOME)/$(PLATFORM)/ariane133/ariane.sdc
 export ADDITIONAL_LEFS = $(PLATFORM_DIR)/lef/fakeram45_256x16.lef
 export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_256x16.lib
 
-export CORE_UTILIZATION = 45
+export CORE_UTILIZATION = 50
 export CORE_ASPECT_RATIO = 1
 export CORE_MARGIN = 5
 

flow/designs/nangate45/ariane133/rules-base.json

@@ -52,7 +52,7 @@
         "compare": ">="
     },
     "globalroute__timing__setup__tns": {
-        "value": -550.0,
+        "value": -556.0,
         "compare": ">="
     },
     "globalroute__timing__hold__ws": {
@@ -84,7 +84,7 @@
         "compare": ">="
     },
     "finish__timing__setup__tns": {
-        "value": -541.0,
+        "value": -549.0,
         "compare": ">="
     },
     "finish__timing__hold__ws": {