Merge remote-tracking branch 'origin/master' into mock-array-multiple-metal-layers-pins

Author: oharboe

docs/user/InstructionsForAutoTuner.md

@@ -27,6 +27,10 @@ We have provided two convenience scripts, `./install.sh` and `./setup.sh`
 that works in Python3.8 for installation and configuration of AutoTuner,
 as shown below:
 
+```{note}
+Make sure you run the following commands in `./tools/AutoTuner/src/autotuner`.
+```
+
 ```shell
 # Install prerequisites
 ./tools/AutoTuner/install.sh
@@ -127,8 +131,8 @@ Example:
 
 ```shell
 python3 distributed.py --design gcd --platform sky130hd \
-                       --config ../designs/sky130hd/gcd/autotuner.json \
-                       tune
+                       --config ../../../../flow/designs/sky130hd/gcd/autotuner.json \
+                       tune --samples 5
 ```
 #### Sweep only 
 

flow/Makefile

@@ -218,11 +218,6 @@ export OBJECTS_DIR = $(WORK_HOME)/objects/$(PLATFORM)/$(DESIGN_NICKNAME)/$(FLOW_
 export REPORTS_DIR = $(WORK_HOME)/reports/$(PLATFORM)/$(DESIGN_NICKNAME)/$(FLOW_VARIANT)
 export RESULTS_DIR = $(WORK_HOME)/results/$(PLATFORM)/$(DESIGN_NICKNAME)/$(FLOW_VARIANT)
 
-# BLOCKS is ORFS specific and is used to trigger hierarchical flow,
-# MACROS is a space separated list of macros used in the design,
-# but not necessarily built by ORFS using the BLOCKS mechanism.
-export MACROS ?= $(BLOCKS)
-
 ifneq ($(BLOCKS),)
   $(foreach block,$(BLOCKS),$(eval BLOCK_LEFS += ./results/$(PLATFORM)/$(DESIGN_NICKNAME)_$(block)/$(FLOW_VARIANT)/${block}.lef))
   $(foreach block,$(BLOCKS),$(eval BLOCK_LIBS += ./results/$(PLATFORM)/$(DESIGN_NICKNAME)_$(block)/$(FLOW_VARIANT)/${block}.lib))
@@ -623,7 +618,7 @@ do-$(1): $(OBJECTS_DIR)/copyright.txt
 	@echo Running $(3).tcl, stage $(1)
 	@(set -eo pipefail; \
 	trap 'mv $(LOG_DIR)/$(1).tmp.log $(LOG_DIR)/$(1).log' EXIT; \
-	$(OPENROAD_EXE) -exit -no_init $(SCRIPTS_DIR)/noop.tcl 2>&1 >$(LOG_DIR)/$(1).tmp.log; \
+	$(OPENROAD_EXE) $(OPENROAD_ARGS) -exit $(SCRIPTS_DIR)/noop.tcl 2>&1 >$(LOG_DIR)/$(1).tmp.log; \
 	$(TIME_CMD) $(OPENROAD_CMD) -no_splash $(SCRIPTS_DIR)/$(3).tcl -metrics $(LOG_DIR)/$(1).json 2>&1 | \
 	tee -a $(abspath $(LOG_DIR)/$(1).tmp.log))
 endef

flow/designs/asap7/aes-block/block.mk

@@ -11,4 +11,3 @@ export CORE_MARGIN            = 2
 export PLACE_DENSITY          = 0.70
 
 export PLACE_PINS_ARGS = -annealing
-export HAS_IO_CONSTRAINTS = 0

flow/designs/asap7/aes-block/config.mk

@@ -15,10 +15,8 @@ export PLACE_DENSITY          = 0.65
 
 export BLOCKS ?= aes_rcon aes_sbox
 export SYNTH_HIERARCHICAL = 1
-export RTLMP_FLOW = 1
 
 export PLACE_PINS_ARGS = -annealing
-export HAS_IO_CONSTRAINTS = 0
 
 # Generous routing at top level
 export MIN_ROUTING_LAYER      = M2

flow/designs/asap7/mock-array/Element/config.mk

@@ -26,13 +26,10 @@ export IO_CONSTRAINTS         = designs/asap7/mock-array/Element/io.tcl
 
 export PDN_TCL                = $(FLOW_HOME)/platforms/asap7/openRoad/pdn/BLOCK_grid_strategy.tcl
 
-# If this design isn't quickly done in detailed routing, something is wrong.
-# At time of adding this option, only 3 iterations were needed for 0
-# violations.
-export DETAILED_ROUTE_END_ITERATION = 10
+# Detailed routing should be easy, limit iterations
+export DETAILED_ROUTE_END_ITERATION = 6
 
-# since we are specifying DETAILED_ROUTE_ARGS, we need to communicate the
-# same information to other stages in the flow.
+export MIN_ROUTING_LAYER = M2
 export MAX_ROUTING_LAYER = M7
 
 export IO_PLACER_H=M4 M6

flow/designs/asap7/mock-array/config.mk

@@ -56,10 +56,8 @@ simulate:
 power:
 	$(OPENSTA_EXE) -no_init -exit designs/asap7/mock-array/power.tcl
 
-# If this design isn't quickly done in detailed routing, something is wrong.
-# At time of adding this option, only 12 iterations were needed for 0
-# violations.
-export DETAILED_ROUTE_END_ITERATION = 15
+# Routing by abutment should be easy, limit iterations
+export DETAILED_ROUTE_END_ITERATION = 6
 
 export MAX_ROUTING_LAYER = M9
 export ROUTING_LAYER_ADJUSTMENT = 0.45

flow/designs/asap7/riscv32i/config.mk

@@ -3,7 +3,6 @@ export DESIGN_NAME = riscv_top
 export PLATFORM    = asap7
 
 export SYNTH_HIERARCHICAL = 1
-export RTLMP_FLOW = 1
 
 export RTLMP_MIN_INST = 1000
 export RTLMP_MAX_INST = 3500

flow/designs/asap7/swerv_wrapper/config.mk

@@ -2,7 +2,6 @@ export DESIGN_NAME = swerv_wrapper
 export PLATFORM    = asap7
 
 export SYNTH_HIERARCHICAL = 1
-export RTLMP_FLOW = 1
 # RTL_MP Settings
 export RTLMP_MAX_INST = 30000
 export RTLMP_MIN_INST = 5000

flow/designs/gf12/ariane/config.mk

@@ -3,7 +3,6 @@ export PLATFORM    = gf12
 
 export SYNTH_HIERARCHICAL = 1
 export MAX_UNGROUP_SIZE ?= 10000
-export RTLMP_FLOW = 1
 #
 
 export VERILOG_FILES = ./designs/src/$(DESIGN_NAME)/ariane.sv2v.v \

flow/designs/gf12/ariane133/config.mk

@@ -4,7 +4,6 @@ export PLATFORM    = gf12
 
 export SYNTH_HIERARCHICAL = 1
 export MAX_UNGROUP_SIZE ?= 10000
-export RTLMP_FLOW = 1
 #
 # RTL_MP Settings