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Diffstat (limited to 'fpga/usrp3/tools/scripts/viv_strategies.tcl')
| -rw-r--r-- | fpga/usrp3/tools/scripts/viv_strategies.tcl | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/fpga/usrp3/tools/scripts/viv_strategies.tcl b/fpga/usrp3/tools/scripts/viv_strategies.tcl new file mode 100644 index 000000000..cbf9ea913 --- /dev/null +++ b/fpga/usrp3/tools/scripts/viv_strategies.tcl @@ -0,0 +1,170 @@ +# +# Copyright 2015 Ettus Research +# + +# --------------------------------------------------- +# Create namespace and initialize global parameters +# --------------------------------------------------- +namespace eval ::vivado_strategies { + # Export commands + namespace export \ + get_preset \ + implement_design \ + check_strategy \ + print_strategy + + variable g_viv_version [version -short] +} + +# --------------------------------------------------- +# Return a preset strategy with the most commonly used options +# --------------------------------------------------- +proc ::vivado_strategies::get_impl_preset {preset} { + variable g_viv_version + + set strategy [dict create] + switch -nocase $preset { + "Default" { + dict set strategy "opt_design.is_enabled" 1 + dict set strategy "opt_design.directive" "Default" + dict set strategy "post_opt_power_opt_design.is_enabled" 0 + dict set strategy "place_design.directive" "Default" + dict set strategy "post_place_power_opt_design.is_enabled" 0 + dict set strategy "post_place_phys_opt_design.is_enabled" 0 + dict set strategy "post_place_phys_opt_design.directive" "Default" + dict set strategy "route_design.directive" "Default" + dict set strategy "route_design.more_options" "" + dict set strategy "post_route_phys_opt_design.is_enabled" 0 + dict set strategy "post_route_phys_opt_design.directive" "Default" + } + "Performance_Explore" { + dict set strategy "opt_design.is_enabled" 1 + dict set strategy "opt_design.directive" "Explore" + dict set strategy "post_opt_power_opt_design.is_enabled" 0 + dict set strategy "place_design.directive" "Explore" + dict set strategy "post_place_power_opt_design.is_enabled" 0 + dict set strategy "post_place_phys_opt_design.is_enabled" 1 + dict set strategy "post_place_phys_opt_design.directive" "Explore" + dict set strategy "route_design.directive" "Explore" + dict set strategy "route_design.more_options" "" + dict set strategy "post_route_phys_opt_design.is_enabled" 0 + dict set strategy "post_route_phys_opt_design.directive" "Explore" + } + "Performance_ExplorePostRoutePhysOpt" { + dict set strategy "opt_design.is_enabled" 1 + dict set strategy "opt_design.directive" "Explore" + dict set strategy "post_opt_power_opt_design.is_enabled" 0 + dict set strategy "place_design.directive" "Explore" + dict set strategy "post_place_power_opt_design.is_enabled" 0 + dict set strategy "post_place_phys_opt_design.is_enabled" 1 + dict set strategy "post_place_phys_opt_design.directive" "Explore" + dict set strategy "route_design.directive" "Explore" + dict set strategy "route_design.more_options" "-tns_cleanup" + dict set strategy "post_route_phys_opt_design.is_enabled" 1 + dict set strategy "post_route_phys_opt_design.directive" "Explore" + } + } + return $strategy +} + +# --------------------------------------------------- +# Execute the specified implementation strategy +# --------------------------------------------------- +proc ::vivado_strategies::implement_design {strategy} { + variable g_viv_version + + # Check strategy for validity and print + vivado_strategies::check_strategy $strategy + puts "BUILDER: Running implementation strategy with:" + vivado_strategies::print_strategy $strategy + + # Optimize the current netlist. + # This will perform the retarget, propconst, sweep and bram_power_opt optimizations by default. + if [dict get $strategy "opt_design.is_enabled"] { + set opt_dir [dict get $strategy "opt_design.directive"] + opt_design -directive $opt_dir + } + + # Optimize dynamic power using intelligent clock gating after optimization + if [dict get $strategy "post_opt_power_opt_design.is_enabled"] { + power_opt_design + } + + # Automatically place ports and leaf-level instances + set pla_dir [dict get $strategy "place_design.directive"] + place_design -directive $pla_dir + + # Optimize dynamic power using intelligent clock gating after placement + if [dict get $strategy "post_place_power_opt_design.is_enabled"] { + power_opt_design + } + + # Optimize the current placed netlist + if [dict get $strategy "post_place_phys_opt_design.is_enabled"] { + set pp_physopt_dir [dict get $strategy "post_place_phys_opt_design.directive"] + phys_opt_design -directive $pp_physopt_dir + } + + # Route the current design + set rt_dir [dict get $strategy "route_design.directive"] + puts "BUILDER: Choosing routing directive: $rt_dir" + if {[dict get $strategy "route_design.more_options"] eq ""} { + route_design -directive $rt_dir + } else { + set rt_more [dict get $strategy "route_design.more_options"] + puts "BUILDER: Choosing additional routing options: $rt_more" + route_design -directive $rt_dir $rt_more + } + + # Optimize the current routed netlist. + if [dict get $strategy "post_route_phys_opt_design.is_enabled"] { + set pr_physopt_dir [dict get $strategy "post_route_phys_opt_design.directive"] + phys_opt_design -directive $pr_physopt_dir + } +} + +# --------------------------------------------------- +# Sanity-check the specified strategy +# --------------------------------------------------- +proc ::vivado_strategies::check_strategy {strategy} { + variable g_viv_version + + set strategy_options [dict keys $strategy] + set required_options {\ + opt_design.is_enabled \ + opt_design.directive \ + post_opt_power_opt_design.is_enabled \ + place_design.directive \ + post_place_power_opt_design.is_enabled \ + post_place_phys_opt_design.is_enabled \ + post_place_phys_opt_design.directive \ + route_design.directive \ + post_route_phys_opt_design.is_enabled \ + post_route_phys_opt_design.directive \ + } + + set invalid 0 + foreach req $required_options { + if [expr [lsearch $strategy_options $req] < 0] { + puts "BUILDER: ERROR: Invalid strategy. Missing option $req" + set invalid 1 + } + } + if $invalid { + error "Strategy check failed!" + } +} + +# --------------------------------------------------- +# Print strategy parameters to the console +# --------------------------------------------------- +proc ::vivado_strategies::print_strategy {strategy} { + variable g_viv_version + + foreach opt [dict keys $strategy] { + set val [dict get $strategy $opt] + puts " * $opt = $val" + } +} + + |