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###############################################################################
#
# Actual Synthesis Script
#
# This script does the actual synthesis
#
# Author: Rudolf Usselmann
#         rudi@asics.ws
#
# Revision:
# 3/7/01 RU Initial Sript
#
#
###############################################################################

# ==============================================
# Setup Design Parameters
source ../bin/design_spec_ao.dc

# ==============================================
# Setup Libraries
source ../bin/lib_spec.dc

# ==============================================
# Setup IO Files

append log_file                 ../log/$active_design "_cmp.log"
append pre_comp_db_file         ../out/$design_name "_pre.db"
append post_comp_db_file        ../out/$design_name ".db"
append post_syn_verilog_file    ../out/$design_name "_ps.v"
set junk_file /dev/null

sh rm -f $log_file

# ==============================================
# Setup Misc Variables

set hdlin_enable_vpp true       ;# Important - this enables 'ifdefs

# ==============================================
# Read Design

echo "+++++++++ Reading Design ..."                             >> $log_file
read_file $pre_comp_db_file                                     >> $log_file

# ==============================================
# Operating conditions

echo "+++++++++ Setting up Operation Conditions ..."            >> $log_file
current_design $design_name
set_operating_conditions WORST                                  >> $log_file

# ==============================================
# Setup Clocks and Resets

echo "+++++++++ Setting up Clocks ..."                           >> $log_file

set_drive 0 [find port {*clk*}]
 
set wb_clk_period 5.0
create_clock clk -period $wb_clk_period 
set_clock_skew -uncertainty 0.1 clk
set_clock_transition 0.2 clk
set_dont_touch_network clk
 
# ==============================================
# Setup IOs

echo "+++++++++ Setting up IOs ..."                             >> $log_file

# Need to spell out external IOs
set_driving_cell -cell NAND2D2 -pin Z [all_inputs]              >> $junk_file
set_load 0.2 [all_outputs]

set_input_delay 2.0 -clock clk [all_inputs]
set_output_delay 2.0 -clock clk [all_outputs]

# ==============================================
# Specify Multi Cycle Paths

# ==============================================
# Setup Area Constrains
set_max_area 0.0
set compile_sequential_area_recovery true

# ==============================================
# Force Ultra
set_ultra_optimization -f

# ==============================================
# Compile Design

echo "+++++++++ Starting Compile ..."                           >> $log_file
compile -map_effort low -area_effort low                       >> $log_file
#compile -map_effort high -area_effort high -boundary_optimization -auto_ungroup        >> $log_file

# ==============================================
# Write Out the optimized design

echo "+++++++++ Saving Optimized Design ..."                    >> $log_file
write_file -hierarchy -format verilog -output $post_syn_verilog_file
write_file -hierarchy -format db      -output $post_comp_db_file

# ==============================================
# Create Some Basic Reports

echo "+++++++++ Reporting Final Results ..."                    >> $log_file
report_timing -nworst 10                                        >> $log_file
report_area                                                     >> $log_file