Merge pull request #2959 from The-OpenROAD-Project-staging/secure-remove_random_ppl

maliberty · web-flow · commit 8aab92bfcec4 · 2025-03-19T06:09:03.000Z
remove random pin placement
diff --git a/flow/Makefile b/flow/Makefile
@@ -569,7 +569,7 @@ endef
 #
 # The file is copied within the $(RESULTS_DIR)
 #
-# $(1) stem of target, e.g. 2_2_floorplan_io
+# $(1) stem of target, e.g. 2_1_floorplan
 # $(2) basename of file to be copied
 # $(3) further dependencies
 # $(4) target extension, default .odb
@@ -587,31 +587,27 @@ endef
 #-------------------------------------------------------------------------------
 $(eval $(call do-step,2_1_floorplan,$(RESULTS_DIR)/1_synth.v $(RESULTS_DIR)/1_synth.sdc $(TECH_LEF) $(SC_LEF) $(ADDITIONAL_LEFS) $(FOOTPRINT) $(SIG_MAP_FILE) $(FOOTPRINT_TCL) $(DONT_USE_SC_LIB),floorplan))
 
-# STEP 2: Random IO placement
-#-------------------------------------------------------------------------------
-$(eval $(call do-step,2_2_floorplan_io,$(RESULTS_DIR)/2_1_floorplan.odb $(IO_CONSTRAINTS),io_placement_random))
-
 $(eval $(call do-copy,2_floorplan,2_1_floorplan.sdc,,.sdc))
 
-# STEP 3: Macro Placement
+# STEP 2: Macro Placement
 #-------------------------------------------------------------------------------
-$(eval $(call do-step,2_3_floorplan_macro,$(RESULTS_DIR)/2_2_floorplan_io.odb $(RESULTS_DIR)/1_synth.v $(RESULTS_DIR)/1_synth.sdc $(MACRO_PLACEMENT) $(MACRO_PLACEMENT_TCL),macro_place))
+$(eval $(call do-step,2_2_floorplan_macro,$(RESULTS_DIR)/2_1_floorplan.odb $(RESULTS_DIR)/1_synth.v $(RESULTS_DIR)/1_synth.sdc $(MACRO_PLACEMENT) $(MACRO_PLACEMENT_TCL),macro_place))
 
-# STEP 4: Tapcell and Welltie insertion
+# STEP 3: Tapcell and Welltie insertion
 #-------------------------------------------------------------------------------
-$(eval $(call do-step,2_4_floorplan_tapcell,$(RESULTS_DIR)/2_3_floorplan_macro.odb $(TAPCELL_TCL),tapcell))
+$(eval $(call do-step,2_3_floorplan_tapcell,$(RESULTS_DIR)/2_2_floorplan_macro.odb $(TAPCELL_TCL),tapcell))
 
-# STEP 5: PDN generation
+# STEP 4: PDN generation
 #-------------------------------------------------------------------------------
-$(eval $(call do-step,2_5_floorplan_pdn,$(RESULTS_DIR)/2_4_floorplan_tapcell.odb $(PDN_TCL),pdn))
+$(eval $(call do-step,2_4_floorplan_pdn,$(RESULTS_DIR)/2_3_floorplan_tapcell.odb $(PDN_TCL),pdn))
 
-$(eval $(call do-copy,2_floorplan,2_5_floorplan_pdn.odb,))
+$(eval $(call do-copy,2_floorplan,2_4_floorplan_pdn.odb,))
 
 $(RESULTS_DIR)/2_floorplan.sdc: $(RESULTS_DIR)/2_1_floorplan.odb
 
 .PHONY: do-floorplan
-do-floorplan: $(DONT_USE_SC_LIB)
-	$(UNSET_AND_MAKE) do-2_1_floorplan do-2_2_floorplan_io do-2_3_floorplan_macro do-2_4_floorplan_tapcell do-2_5_floorplan_pdn do-2_floorplan do-2_floorplan.sdc
+do-floorplan:
+	$(UNSET_AND_MAKE) do-2_1_floorplan do-2_2_floorplan_macro do-2_3_floorplan_tapcell do-2_4_floorplan_pdn do-2_floorplan do-2_floorplan.sdc
 
 .PHONY: clean_floorplan
 clean_floorplan:
diff --git a/flow/designs/asap7/riscv32i-mock-sram/fakeram7_256x32/config.mk b/flow/designs/asap7/riscv32i-mock-sram/fakeram7_256x32/config.mk
@@ -12,6 +12,7 @@ export PLACE_DENSITY = 0.80
 # However, PDN will use M5, so it is still added to blockages.
 export MAX_ROUTING_LAYER = M4
 
-export PLACE_PINS_ARGS = -exclude left:* -exclude bottom:* -exclude top:* -min_distance 6 -min_distance_in_tracks
+export PLACE_PINS_ARGS = -min_distance 6 -min_distance_in_tracks
+export IO_CONSTRAINTS  = $(DESIGN_HOME)/asap7/riscv32i-mock-sram/fakeram7_256x32/io.tcl
 
 export PDN_TCL                = $(PLATFORM_DIR)/openRoad/pdn/BLOCK_grid_strategy.tcl
diff --git a/flow/designs/asap7/riscv32i-mock-sram/fakeram7_256x32/io.tcl b/flow/designs/asap7/riscv32i-mock-sram/fakeram7_256x32/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region bottom:* -region top:*
diff --git a/flow/designs/asap7/riscv32i-mock-sram/io.tcl b/flow/designs/asap7/riscv32i-mock-sram/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:*
diff --git a/flow/designs/asap7/riscv32i/config.mk b/flow/designs/asap7/riscv32i/config.mk
@@ -24,7 +24,7 @@ export CORE_AREA = 5 5 75 85
 
 export PLACE_DENSITY_LB_ADDON = 0.10
 
-export PLACE_PINS_ARGS    = -exclude left:* -exclude right:* -exclude top:*
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 export MACRO_PLACE_HALO    = 2 2
 
 export TNS_END_PERCENT   = 100
diff --git a/flow/designs/asap7/riscv32i/io.tcl b/flow/designs/asap7/riscv32i/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:*
diff --git a/flow/designs/asap7/swerv_wrapper/config.mk b/flow/designs/asap7/swerv_wrapper/config.mk
@@ -60,7 +60,7 @@ export ADDITIONAL_LIBS = $(sort $(wildcard $(DESIGN_HOME)/$(PLATFORM)/swerv_wrap
 export DIE_AREA    = 0 0 550 600
 export CORE_AREA   = 5 5 545 595 
 
-export PLACE_PINS_ARGS = -exclude left:* -exclude right:* 
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/swerv_wrapper/io.tcl
 export PLACE_DENSITY_LB_ADDON = 0.20
 
 export ROUTING_LAYER_ADJUSTMENT = 0.2
diff --git a/flow/designs/asap7/swerv_wrapper/io.tcl b/flow/designs/asap7/swerv_wrapper/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:*
diff --git a/flow/designs/gf12/ariane/config.mk b/flow/designs/gf12/ariane/config.mk
@@ -22,7 +22,7 @@ export CORE_AREA   = 5 5 745 595
 
 export PLACE_DENSITY ?= 0.50
 
-export PLACE_PINS_ARGS = -exclude left:0-150 -exclude left:450-600 -exclude right:* -exclude top:* -exclude bottom:*
+export IO_CONSTRAINTS  = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 export MACRO_PLACE_HALO = 7 7 
 export MACRO_WRAPPERS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/wrappers.tcl
diff --git a/flow/designs/gf12/ariane/io.tcl b/flow/designs/gf12/ariane/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:0-150 -region left:450-600 -region right:* -region top:* -region bottom:*
diff --git a/flow/designs/gf12/ariane133/config.mk b/flow/designs/gf12/ariane133/config.mk
@@ -17,7 +17,7 @@ export ADDITIONAL_GDS  = $(PLATFORM_DIR)/gds/gf12lp_1rf_lg8_w64_byte.gds2
 export DIE_AREA    = 0 0 900 750
 export CORE_AREA   = 5 5 895 745
 
-export PLACE_PINS_ARGS = -exclude left:0-200 -exclude left:500-700 -exclude right:* -exclude top:* -exclude bottom:*
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 export MACRO_PLACE_HALO = 7 7
 
diff --git a/flow/designs/gf12/ariane133/io.tcl b/flow/designs/gf12/ariane133/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:0-200 -region left:500-700 -region right:* -region top:* -region bottom:*
diff --git a/flow/designs/gf12/ca53/config.mk b/flow/designs/gf12/ca53/config.mk
@@ -48,7 +48,7 @@ export DIE_AREA    = 0 0 1400 1400
 export CORE_AREA   = 10 10 1390 1390 
 export PLACE_DENSITY_LB_ADDON = 0.05
 
-export PLACE_PINS_ARGS = -exclude left:0-600 -exclude left:1350-1400 -exclude right:* -exclude top:* -exclude bottom:*
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 export MACRO_PLACE_HALO = 7 7
 
diff --git a/flow/designs/gf12/ca53/io.tcl b/flow/designs/gf12/ca53/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:0-600 -region left:1350-1400 -region right:* -region top:* -region bottom:*
diff --git a/flow/designs/gf12/coyote/config.mk b/flow/designs/gf12/coyote/config.mk
@@ -29,7 +29,7 @@ export MACRO_WRAPPERS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/wrappers.t
 
 export DIE_AREA    = 0 0 752 752
 export CORE_AREA   = 2 2 750 750
-export PLACE_PINS_ARGS = -exclude left:* -exclude right:* -exclude top:* -exclude bottom:0-20 -exclude bottom:450-750
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 ifeq ($(USE_FILL),1)
 export DESIGN_TYPE = CELL
diff --git a/flow/designs/gf12/coyote/io.tcl b/flow/designs/gf12/coyote/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:* -region bottom:0-20 -region bottom:450-750
diff --git a/flow/designs/gf12/swerv_wrapper/config.mk b/flow/designs/gf12/swerv_wrapper/config.mk
@@ -29,7 +29,7 @@ export ADDITIONAL_GDS = $(PLATFORM_DIR)/gds/gf12_1rf_lg11_w40_all.gds2 \
 export DIE_AREA    = 0 0 610 500 
 export CORE_AREA   = 2 2 608 498
 #
-export PLACE_PINS_ARGS = -exclude left:* -exclude right:* -exclude top:* -exclude bottom:0-10 -exclude bottom:400-700
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 export PLACE_DENSITY_LB_ADDON = 0.05
 export MACRO_WRAPPERS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/wrappers.tcl
diff --git a/flow/designs/gf12/swerv_wrapper/io.tcl b/flow/designs/gf12/swerv_wrapper/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:* -region bottom:0-10 -region bottom:400-700
diff --git a/flow/designs/gf180/jpeg/config.mk b/flow/designs/gf180/jpeg/config.mk
@@ -8,4 +8,4 @@ export SDC_FILE      = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.
 
 export CORE_UTILIZATION = 45
 export PLACE_DENSITY_LB_ADDON = 0.20
-export PLACE_PINS_ARGS = -exclude top:* -exclude bottom:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
diff --git a/flow/designs/gf180/jpeg/io.tcl b/flow/designs/gf180/jpeg/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region top:* -region bottom:*
diff --git a/flow/designs/gf180/riscv32i/config.mk b/flow/designs/gf180/riscv32i/config.mk
@@ -9,5 +9,5 @@ export CORE_UTILIZATION = 45
 export PLACE_DENSITY_LB_ADDON = 0.2
 export TNS_END_PERCENT = 100
 export SKIP_GATE_CLONING  = 1
-export PLACE_PINS_ARGS    = -min_distance 5 -exclude bottom:* -exclude top:*
-
+export PLACE_PINS_ARGS    = -min_distance 5
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
diff --git a/flow/designs/gf180/riscv32i/io.tcl b/flow/designs/gf180/riscv32i/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region bottom:* -region top:*
diff --git a/flow/designs/gf180/uart-blocks/config.mk b/flow/designs/gf180/uart-blocks/config.mk
@@ -12,7 +12,7 @@ export BLOCKS = uart_rx
 export DIE_AREA = 0 0 430 430
 export CORE_AREA = 10 10 420 420
 
-export PLACE_PINS_ARGS    = -exclude bottom:* -exclude top:* -exclude right:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 export MACRO_PLACE_HALO = 20 20
 
diff --git a/flow/designs/gf180/uart-blocks/io.tcl b/flow/designs/gf180/uart-blocks/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region bottom:* -region top:* -region right:*
diff --git a/flow/designs/gf180/uart-blocks/uart_rx/config.mk b/flow/designs/gf180/uart-blocks/uart_rx/config.mk
@@ -13,6 +13,6 @@ export PLACE_DENSITY          = 0.60
 
 export PDN_TCL = $(DESIGN_HOME)/$(PLATFORM)/uart-blocks/uart_rx/pdn.tcl
 
-export PLACE_PINS_ARGS    = -exclude bottom:* -exclude top:* -exclude right:*
+export IO_CONSTRAINTS     = $(DESIGN_HOME)/$(PLATFORM)/uart-blocks/uart_rx/io.tcl
 
 export MAX_ROUTING_LAYER      = Metal4
diff --git a/flow/designs/gf180/uart-blocks/uart_rx/io.tcl b/flow/designs/gf180/uart-blocks/uart_rx/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region bottom:* -region top:* -region right:*
diff --git a/flow/designs/nangate45/ariane133/config.mk b/flow/designs/nangate45/ariane133/config.mk
@@ -21,7 +21,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_256x16.lib
 export DIE_AREA    = 0 0 1500 1500
 export CORE_AREA   = 10 12 1448 1448
 
-export PLACE_PINS_ARGS = -exclude left:0-500 -exclude left:1000-1500: -exclude right:* -exclude top:* -exclude bottom:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 export MACRO_PLACE_HALO    = 10 10
 
diff --git a/flow/designs/nangate45/ariane133/io.tcl b/flow/designs/nangate45/ariane133/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:0-500 -region left:1000-1500: -region right:* -region top:* -region bottom:*
diff --git a/flow/designs/nangate45/ariane136/config.mk b/flow/designs/nangate45/ariane136/config.mk
@@ -23,7 +23,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_256x16.lib
 export DIE_AREA    = 0 0 1500 1500
 export CORE_AREA   = 10 12 1448 1448
 
-export PLACE_PINS_ARGS = -exclude left:0-500 -exclude left:1000-1500: -exclude right:* -exclude top:* -exclude bottom:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 export MACRO_PLACE_HALO = 10 10
 
diff --git a/flow/designs/nangate45/ariane136/io.tcl b/flow/designs/nangate45/ariane136/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:0-500 -region left:1000-1500: -region right:* -region top:* -region bottom:*
diff --git a/flow/designs/nangate45/black_parrot/config.mk b/flow/designs/nangate45/black_parrot/config.mk
@@ -32,7 +32,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_512x64.lib \
 export DIE_AREA    = 0 0 1350 1300 
 export CORE_AREA   = 10.07 11.2 1340 1290 
 
-export PLACE_PINS_ARGS = -exclude left:* -exclude right:* -exclude top:* -exclude bottom:0-100 -exclude bottom:1200-1350
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 export PLACE_DENSITY_LB_ADDON = 0.05
 
diff --git a/flow/designs/nangate45/black_parrot/io.tcl b/flow/designs/nangate45/black_parrot/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:* -region bottom:0-100 -region bottom:1200-1350
diff --git a/flow/designs/nangate45/bp_be_top/config.mk b/flow/designs/nangate45/bp_be_top/config.mk
@@ -24,7 +24,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_512x64.lib \
 export DIE_AREA    = 0 0 800 700 
 export CORE_AREA   = 10.07 11.2 790 690 
 
-export PLACE_PINS_ARGS = -exclude left:500-800 -exclude right:500-800 -exclude top:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 export MACRO_PLACE_HALO = 10 10
 
diff --git a/flow/designs/nangate45/bp_be_top/io.tcl b/flow/designs/nangate45/bp_be_top/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:500-800 -region right:500-800 -region top:*
diff --git a/flow/designs/nangate45/bp_fe_top/config.mk b/flow/designs/nangate45/bp_fe_top/config.mk
@@ -24,7 +24,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_512x64.lib \
 export DIE_AREA    = 0 0 800 600 
 export CORE_AREA   = 10 10 790 590 
 
-export PLACE_PINS_ARGS = -exclude left:400-700 -exclude right:400-700 -exclude top:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 
 export MACRO_PLACE_HALO = 10 10
diff --git a/flow/designs/nangate45/bp_fe_top/io.tcl b/flow/designs/nangate45/bp_fe_top/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:400-700 -region right:400-700 -region top:*
diff --git a/flow/designs/nangate45/bp_multi_top/config.mk b/flow/designs/nangate45/bp_multi_top/config.mk
@@ -31,7 +31,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_512x64.lib \
 
 export DIE_AREA    = 0 0 1100 1100 
 export CORE_AREA   = 10.07 9.8 1090 1090
-export PLACE_PINS_ARGS = -exclude left:100-1100 -exclude right:100-1100 -exclude top:*
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 export MACRO_PLACE_HALO = 10 10
 
diff --git a/flow/designs/nangate45/bp_multi_top/io.tcl b/flow/designs/nangate45/bp_multi_top/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:100-1100 -region right:100-1100 -region top:*
diff --git a/flow/designs/nangate45/bp_quad/config.mk b/flow/designs/nangate45/bp_quad/config.mk
@@ -32,6 +32,6 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_256x48.lib \
 export DIE_AREA    = 0 0 3600 3600
 export CORE_AREA   = 10 12 3590 3590 
 
-export PLACE_PINS_ARGS = -exclude left:* -exclude right:* -exclude top:* -exclude bottom:0-1000 -exclude bottom:2400-3600
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/io.tcl
 
 export MACRO_PLACE_HALO = 10 10
diff --git a/flow/designs/nangate45/bp_quad/io.tcl b/flow/designs/nangate45/bp_quad/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:* -region bottom:0-1000 -region bottom:2400-3600
diff --git a/flow/designs/nangate45/swerv_wrapper/config.mk b/flow/designs/nangate45/swerv_wrapper/config.mk
@@ -21,7 +21,7 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/fakeram45_2048x39.lib \
 export DIE_AREA    = 0 0 1100 1000
 export CORE_AREA   = 10.07 11.2 1090 990 
 
-export PLACE_PINS_ARGS = -exclude left:* -exclude right:* -exclude top:* -exclude bottom:0-200 -exclude bottom:1000-1100
+export IO_CONSTRAINTS = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/io.tcl
 
 export MACRO_PLACE_HALO = 10 10
 
diff --git a/flow/designs/nangate45/swerv_wrapper/io.tcl b/flow/designs/nangate45/swerv_wrapper/io.tcl
@@ -0,0 +1 @@
+exclude_io_pin_region -region left:* -region right:* -region top:* -region bottom:0-200 -region bottom:1000-1100
diff --git a/flow/scripts/floorplan.tcl b/flow/scripts/floorplan.tcl
@@ -193,5 +193,10 @@ if { [env_var_exists_and_non_empty POST_FLOORPLAN_TCL] } {
   source $::env(POST_FLOORPLAN_TCL)
 }
 
+
+if {[env_var_exists_and_non_empty IO_CONSTRAINTS]} {
+  source $::env(IO_CONSTRAINTS)
+}
+
 write_db $::env(RESULTS_DIR)/2_1_floorplan.odb
 write_sdc -no_timestamp $::env(RESULTS_DIR)/2_1_floorplan.sdc
diff --git a/flow/scripts/io_placement_random.tcl b/flow/scripts/io_placement_random.tcl
diff --git a/flow/scripts/io_placement_util.tcl b/flow/scripts/io_placement_util.tcl
@@ -1,9 +1,6 @@
 if {[env_var_exists_and_non_empty FLOORPLAN_DEF]} {
     puts "Skipping IO placement as DEF file was used to initialize floorplan."
 } else {
-  if {[env_var_exists_and_non_empty IO_CONSTRAINTS]} {
-    source $::env(IO_CONSTRAINTS)
-  }
   set args [list -hor_layers $::env(IO_PLACER_H) \
            -ver_layers $::env(IO_PLACER_V) \
            {*}$::env(PLACE_PINS_ARGS)]
diff --git a/flow/scripts/macro_place.tcl b/flow/scripts/macro_place.tcl
@@ -1,8 +1,8 @@
 source $::env(SCRIPTS_DIR)/load.tcl
 erase_non_stage_variables floorplan
-load_design 2_2_floorplan_io.odb 2_1_floorplan.sdc
+load_design 2_1_floorplan.odb 2_1_floorplan.sdc
 
 source $::env(SCRIPTS_DIR)/macro_place_util.tcl
 
-write_db $::env(RESULTS_DIR)/2_3_floorplan_macro.odb
-write_macro_placement $::env(RESULTS_DIR)/2_3_floorplan_macro.tcl
+write_db $::env(RESULTS_DIR)/2_2_floorplan_macro.odb
+write_macro_placement $::env(RESULTS_DIR)/2_2_floorplan_macro.tcl
diff --git a/flow/scripts/pdn.tcl b/flow/scripts/pdn.tcl
@@ -1,6 +1,6 @@
 source $::env(SCRIPTS_DIR)/load.tcl
 erase_non_stage_variables floorplan
-load_design 2_4_floorplan_tapcell.odb 2_1_floorplan.sdc
+load_design 2_3_floorplan_tapcell.odb 2_1_floorplan.sdc
 
 source $::env(PDN_TCL)
 pdngen
@@ -20,4 +20,4 @@ foreach net [$block getNets] {
     }
 }
 
-write_db $::env(RESULTS_DIR)/2_5_floorplan_pdn.odb
+write_db $::env(RESULTS_DIR)/2_4_floorplan_pdn.odb
diff --git a/flow/scripts/tapcell.tcl b/flow/scripts/tapcell.tcl
@@ -1,12 +1,12 @@
 source $::env(SCRIPTS_DIR)/load.tcl
 erase_non_stage_variables floorplan
 
-load_design 2_3_floorplan_macro.odb 2_1_floorplan.sdc
+load_design 2_2_floorplan_macro.odb 2_1_floorplan.sdc
 
 if {[env_var_exists_and_non_empty TAPCELL_TCL]} {
     source $::env(TAPCELL_TCL)
 } else {
     cut_rows
 }
 
-write_db $::env(RESULTS_DIR)/2_4_floorplan_tapcell.odb
+write_db $::env(RESULTS_DIR)/2_3_floorplan_tapcell.odb
diff --git a/tools/OpenROAD b/tools/OpenROAD
@@ -1 +1 @@
-Subproject commit ec1bf1a13902813b722f8341c432cd09714d9e55
+Subproject commit f1c593aa2336b14859ac03d3e1836590f3a65728

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+exclude_io_pin_region -region left:* -region bottom:* -region top:*`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+exclude_io_pin_region -region left:0-150 -region left:450-600 -region right:* -region top:* -region bottom:*`