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@ -1,22 +1,33 @@
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#
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# Main Synopsys Flow
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# james.stine@okstate.edu 26 Jan 2022
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# Synthesis Synopsys Flow
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# james.stine@okstate.edu 27 Sep 2015
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#
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# get outputDir from environment (Makefile)
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set outputDir $::env(OUTPUTDIR)
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set cfgName $::env(CONFIG)
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# Config
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set hdl_src "../pipelined/src"
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set cfg "${hdl_src}/../config/${cfgName}/wally-config.vh"
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set saifpower $::env(SAIFPOWER)
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eval file copy -force ${hdl_src}/../config/rv32e/wally-config.vh {hdl/}
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eval file copy -force ${hdl_src}/../config/rv32e/wally-config.vh {reports/}
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eval file copy -force ${cfg} {hdl/}
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eval file copy -force ${cfg} $outputDir
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eval file copy -force [glob ${hdl_src}/../config/shared/*.vh] {hdl/}
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eval file copy -force [glob ${hdl_src}/*/*.sv] {hdl/}
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eval file copy -force [glob ${hdl_src}/*/flop/*.sv] {hdl/}
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# Enables name mapping
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if { $saifpower == 1 } {
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saif_map -start
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}
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# Verilog files
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set my_verilog_files [glob hdl/*]
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# Set toplevel
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set my_toplevel wallypipelinedcore
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set my_toplevel $::env(DESIGN)
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# Set number of significant digits
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set report_default_significant_digits 6
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@ -25,7 +36,6 @@ set report_default_significant_digits 6
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set verilogout_show_unconnected_pins "true"
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set vhdlout_show_unconnected_pins "true"
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#
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# Due to parameterized Verilog must use analyze/elaborate and not
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# read_verilog/vhdl (change to pull in Verilog and/or VHDL)
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#
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@ -45,11 +55,20 @@ link
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# Reset all constraints
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reset_design
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# Power Dissipation Analysis
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######### OPTIONAL !!!!!!!!!!!!!!!!
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if { $saifpower == 1 } {
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read_saif -input power.saif -instance_name testbench/dut/core -auto_map_names -verbose
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}
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# Set reset false path
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set_false_path -from [get_ports reset]
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# Set Frequency in [MHz] or [ps]
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set my_clock_pin clk
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set my_clk_freq_MHz 500
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set my_period [expr 1000 / $my_clk_freq_MHz]
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set my_uncertainty [expr .1 * $my_period]
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set my_uncertainty 0.0
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set my_clk_freq_MHz $::env(FREQ)
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set my_period [expr 1000.0 / $my_clk_freq_MHz]
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# Create clock object
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set find_clock [ find port [list $my_clock_pin] ]
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@ -65,25 +84,33 @@ if { $find_clock != [list] } {
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}
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# Partitioning - flatten or hierarchically synthesize
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#ungroup -flatten -simple_names { dp* }
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#ungroup -flatten -simple_names { c* }
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#ungroup -all -flatten -simple_names
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# ungroup -all -flatten -simple_names
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# Set input pins except clock
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set all_in_ex_clk [remove_from_collection [all_inputs] [get_ports $my_clk]]
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# Specifies delays be propagated through the clock network
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set_propagated_clock [get_clocks $my_clk]
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# set_propagated_clock [get_clocks $my_clk]
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# Setting constraints on input ports
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set_driving_cell -lib_cell sky130_osu_sc_12T_ms__dff_1 -pin Q $all_in_ex_clk
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#set_driving_cell -lib_cell scc9gena_dfxbp_1 -pin Q $all_in_ex_clk
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if {$tech == "130"} {
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set_driving_cell -lib_cell sky130_osu_sc_12T_ms__dff_1 -pin Q $all_in_ex_clk
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} elseif {$tech == "90"} {
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set_driving_cell -lib_cell scc9gena_dfxbp_1 -pin Q $all_in_ex_clk
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}
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# Set input/output delay
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set_input_delay 0.0 -max -clock $my_clk $all_in_ex_clk
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set_output_delay 0.0 -max -clock $my_clk [all_outputs]
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# Setting load constraint on output ports
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set_load [expr [load_of sky130_osu_sc_12T_ms_TT_1P8_25C.ccs/sky130_osu_sc_12T_ms__dff_1/D] * 1] [all_outputs]
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#set_load [expr [load_of scc9gena_tt_1.2v_25C/scc9gena_dfxbp_1/D] * 1] [all_outputs]
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if {$tech == "130"} {
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set_load [expr [load_of sky130_osu_sc_12T_ms_TT_1P8_25C.ccs/sky130_osu_sc_12T_ms__dff_1/D] * 1] [all_outputs]
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} elseif {$tech == "90"} {
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set_load [expr [load_of scc9gena_tt_1.2v_25C/scc9gena_dfxbp_1/D] * 1] [all_outputs]
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}
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# Set the wire load model
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set_wire_load_mode "top"
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@ -95,22 +122,21 @@ set_wire_load_mode "top"
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set_max_fanout 6 $all_in_ex_clk
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# Fix hold time violations
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set_fix_hold [all_clocks]
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#set_fix_hold [all_clocks]
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# Deal with constants and buffers to isolate ports
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set_fix_multiple_port_nets -all -buffer_constants
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# setting up the group paths to find out the required timings
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#group_path -name OUTPUTS -to [all_outputs]
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#group_path -name INPUTS -from [all_inputs]
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#group_path -name COMBO -from [all_inputs] -to [all_outputs]
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# group_path -name OUTPUTS -to [all_outputs]
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# group_path -name INPUTS -from [all_inputs]
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# group_path -name COMBO -from [all_inputs] -to [all_outputs]
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# Save Unmapped Design
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set filename [format "%s%s%s" "unmapped/" $my_toplevel ".ddc"]
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set filename [format "%s%s%s%s" $outputDir "/unmapped/" $my_toplevel ".ddc"]
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write_file -format ddc -hierarchy -o $filename
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# Compile statements - either compile or compile_ultra
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# compile -scan -incr -map_effort low
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# Compile statements
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compile_ultra -no_seq_output_inversion -no_boundary_optimization
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# Eliminate need for assign statements (yuck!)
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@ -128,57 +154,187 @@ set write_cst 1 ;# generate report of constraints
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set write_hier 1 ;# generate hierarchy report
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# Report Constraint Violators
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set filename [format "%s%s%s" "reports/" $my_toplevel "_constraint_all_violators.rpt"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_constraint_all_violators.rpt"]
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redirect $filename {report_constraint -all_violators}
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# Check design
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redirect reports/check_design.rpt { check_design }
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redirect $outputDir/reports/check_design.rpt { check_design }
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# Report Final Netlist (Hierarchical)
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set filename [format "%s%s%s" "mapped/" $my_toplevel ".vh"]
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set filename [format "%s%s%s%s" $outputDir "/mapped/" $my_toplevel ".vh"]
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write_file -f verilog -hierarchy -output $filename
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set filename [format "%s%s%s" "mapped/" $my_toplevel ".sdc"]
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set filename [format "%s%s%s%s" $outputDir "/mapped/" $my_toplevel ".sdc"]
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write_sdc $filename
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set filename [format "%s%s%s" "mapped/" $my_toplevel ".ddc"]
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set filename [format "%s%s%s%s" $outputDir "/mapped/" $my_toplevel ".ddc"]
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write_file -format ddc -hierarchy -o $filename
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set filename [format "%s%s%s" "mapped/" $my_toplevel ".sdf"]
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set filename [format "%s%s%s%s" $outputDir "/mapped/" $my_toplevel ".sdf"]
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write_sdf $filename
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# QoR
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set filename [format "%s%s%s" "reports/" $my_toplevel "_qor.rep"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_qor.rep"]
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redirect $filename { report_qor }
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# Report Timing
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set filename [format "%s%s%s" "reports/" $my_toplevel "_reportpath.rep"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_reportpath.rep"]
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redirect $filename { report_path_group }
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set filename [format "%s%s%s" "reports/" $my_toplevel "_report_clock.rep"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_report_clock.rep"]
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redirect $filename { report_clock }
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set filename [format "%s%s%s" "reports/" $my_toplevel "_timing.rep"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_timing.rep"]
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redirect $filename { report_timing -capacitance -transition_time -nets -nworst 1 }
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set filename [format "%s%s%s" "reports/" $my_toplevel "_min_timing.rep"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_per_module_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through ifu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ifu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through ieu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through lsu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {lsu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through ebu (ahblite) ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ebu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through mdu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through hzu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {hzu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through priv ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {priv/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through fpu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/*} -nworst 1 }
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_mdu_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through entire mdu ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through multiply unit ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.mul/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through redundant multiplier ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.mul/bigmul/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through ProdM (mul output) ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.ProdM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through PP0E (mul partial product) ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.mul/PP0E} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through divide unit ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.div/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through QuotM (div output) ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.QuotM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through RemM (div output) ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.RemM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through div/WNextE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.div/WNextE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through div/XQNextE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.div/XQNextE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through div/DAbsBE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {mdu/genblk1.div/DAbsBE} -nworst 1 }
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# set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_fpu_timing.rep"]
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# redirect $filename { echo "\n\n\n//////////////// Critical paths through fma ////////////////\n\n\n" }
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# redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.fma/*} -nworst 1 }
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# redirect -append $filename { echo "\n\n\n//////////////// Critical paths through fpdiv ////////////////\n\n\n" }
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# redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.fdivsqrt/*} -nworst 1 }
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# redirect -append $filename { echo "\n\n\n//////////////// Critical paths through faddcvt ////////////////\n\n\n" }
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# redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.faddcvt/*} -nworst 1 }
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_ifu_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through PCF ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ifu/PCF} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through PCNextF ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ifu/PCNextF} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through FinalInstrRawF ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ifu/FinalInstrRawF} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through InstrD ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ifu/decomp/InstrD} -nworst 1 }
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_stall_flush_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through StallD ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/StallD} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through StallE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/StallE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through StallM ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/StallM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through StallW ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/StallW} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through FlushD ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/FlushD} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through FlushE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/FlushE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through FlushM ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/FlushM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through FlushW ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/FlushW} -nworst 1 }
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_ieu_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/RD1D ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/RD1D} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/RD2D ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/RD2D} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/PreSrcAE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/PreSrcAE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/SrcAE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/SrcAE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/ALUResultE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/ALUResultE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/WriteDataE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/WriteDataE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through dataphath/ResultM ////////////////\n\n\n" }
|
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/ResultM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/WriteDataW ////////////////\n\n\n" }
|
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|
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/WriteDataW} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical path through datapath/ReadDataM ////////////////\n\n\n" }
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|
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ieu/dp/ReadDataM} -nworst 1 }
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_fpu_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through fma ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.fma/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through fpdiv ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.fdivsqrt/*} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through faddcvt ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.faddcvt/*} -nworst 1 }
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|
redirect -append $filename { echo "\n\n\n//////////////// Critical paths through FMAResM ////////////////\n\n\n" }
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|
redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.FMAResM} -nworst 1 }
|
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|
redirect -append $filename { echo "\n\n\n//////////////// Critical paths through FDivResM ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.FDivResM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through FResE ////////////////\n\n\n" }
|
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.FResE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through fma/SumE ////////////////\n\n\n" }
|
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.fma/SumE} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through fma/ProdExpE ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {fpu/fpu.fma/ProdExpE} -nworst 1 }
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_mmu_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through immu/physicaladdress ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {ifu/immu/PhysicalAddress} -nworst 1 }
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|
redirect -append $filename { echo "\n\n\n//////////////// Critical paths through dmmu/physicaladdress ////////////////\n\n\n" }
|
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|
redirect -append $filename { report_timing -capacitance -transition_time -nets -through {lsu/dmmu/PhysicalAddress} -nworst 1 }
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_priv_timing.rep"]
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through priv/TrapM ////////////////\n\n\n" }
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redirect -append $filename { report_timing -capacitance -transition_time -nets -through {priv/TrapM} -nworst 1 }
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redirect -append $filename { echo "\n\n\n//////////////// Critical paths through priv/CSRReadValM ////////////////\n\n\n" }
|
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|
redirect -append $filename { report_timing -capacitance -transition_time -nets -through {priv/csr/CSRReadValM} -nworst 1 }
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|
redirect -append $filename { echo "\n\n\n//////////////// Critical paths through priv/CSRReadValW ////////////////\n\n\n" }
|
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|
redirect -append $filename { report_timing -capacitance -transition_time -nets -through {priv/CSRReadValW} -nworst 1 }
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_min_timing.rep"]
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|
redirect $filename { report_timing -delay min }
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|
set filename [format "%s%s%s" "reports/" $my_toplevel "_area.rep"]
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set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_area.rep"]
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|
redirect $filename { report_area -hierarchy -nosplit -physical -designware}
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|
set filename [format "%s%s%s" "reports/" $my_toplevel "_cell.rep"]
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_cell.rep"]
|
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|
redirect $filename { report_cell [get_cells -hier *] }
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|
set filename [format "%s%s%s" "reports/" $my_toplevel "_power.rep"]
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|
redirect $filename { report_power }
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_power.rep"]
|
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|
redirect $filename { report_power -hierarchy -levels 1 }
|
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|
set filename [format "%s%s%s" "reports/" $my_toplevel "_constraint.rep"]
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_constraint.rep"]
|
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|
redirect $filename { report_constraint }
|
|
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|
|
set filename [format "%s%s%s" "reports/" $my_toplevel "_hier.rep"]
|
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|
set filename [format "%s%s%s%s" $outputDir "/reports/" $my_toplevel "_hier.rep"]
|
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|
|
redirect $filename { report_hierarchy }
|
|
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# Quit
|
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|
|
quit
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#Quit
|
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|
#quit
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Ross Thompson