[vpr][place] add skip anneal option

Author: amin1377

vpr/src/base/SetupVPR.cpp

@@ -692,6 +692,7 @@ static void SetupPlacerOpts(const t_options& Options, t_placer_opts* PlacerOpts)
     PlacerOpts->place_constraint_subtile = Options.place_constraint_subtile;
     PlacerOpts->floorplan_num_horizontal_partitions = Options.floorplan_num_horizontal_partitions;
     PlacerOpts->floorplan_num_vertical_partitions = Options.floorplan_num_vertical_partitions;
+    PlacerOpts->place_skip_anneal = Options.place_skip_anneal;
 
     PlacerOpts->seed = Options.Seed;
 

vpr/src/base/read_options.cpp

@@ -2309,6 +2309,12 @@ argparse::ArgumentParser create_arg_parser(const std::string& prog_name, t_optio
         .default_value("0")
         .show_in(argparse::ShowIn::HELP_ONLY);
 
+    place_grp.add_argument<bool, ParseOnOff>(args.place_skip_anneal, "--place_skip_anneal")
+        .help(
+            "Skip the placement annealing phase and go straight to the placement quench.")
+        .default_value("off")
+        .show_in(argparse::ShowIn::HELP_ONLY);
+
     place_grp.add_argument<e_agent_algorithm, ParsePlaceAgentAlgorithm>(args.place_agent_algorithm, "--place_agent_algorithm")
         .help("Controls which placement RL agent is used")
         .default_value("softmax")

vpr/src/base/read_options.h

@@ -156,6 +156,7 @@ struct t_options {
     argparse::ArgValue<bool> place_constraint_subtile;
     argparse::ArgValue<int> floorplan_num_horizontal_partitions;
     argparse::ArgValue<int> floorplan_num_vertical_partitions;
+    argparse::ArgValue<bool> place_skip_anneal;
 
     argparse::ArgValue<int> placer_debug_block;
     argparse::ArgValue<int> placer_debug_net;

vpr/src/base/vpr_types.h

@@ -1014,6 +1014,7 @@ struct t_placer_opts {
     bool place_constraint_subtile;
     int floorplan_num_horizontal_partitions;
     int floorplan_num_vertical_partitions;
+    bool place_skip_anneal;
 
     int placer_debug_block;
     int placer_debug_net;