[vpr][analysis] add generate_net_timing_report

Author: amin1377

vpr/src/analysis/timing_reports.h

@@ -21,4 +21,10 @@ void generate_hold_timing_stats(const std::string& prefix,
                                 bool is_flat,
                                 const BlkLocRegistry& blk_loc_registry);
 
+void generate_net_timing_report(const std::string& prefix,
+                                const SetupHoldTimingInfo& timing_info,
+                                const AnalysisDelayCalculator& delay_calc,
+                                const t_analysis_opts& analysis_opts,
+                                const BlkLocRegistry& blk_loc_registry);
+
 #endif

vpr/src/base/SetupVPR.cpp

@@ -715,6 +715,7 @@ static void SetupAnalysisOpts(const t_options& Options, t_analysis_opts& analysi
 
     analysis_opts.timing_update_type = Options.timing_update_type;
     analysis_opts.write_timing_summary = Options.write_timing_summary;
+    analysis_opts.generate_net_timing_report = Options.generate_net_timing_report;
 }
 
 static void SetupPowerOpts(const t_options& Options, t_power_opts* power_opts, t_arch* Arch) {

vpr/src/base/read_options.cpp

@@ -3011,7 +3011,7 @@ argparse::ArgumentParser create_arg_parser(const std::string& prog_name, t_optio
         .help("Writes implemented design final timing summary to the specified JSON, XML or TXT file.")
         .show_in(argparse::ShowIn::HELP_ONLY);
 
-    analysis_grp.add_argument(args.generate_net_timing_report, "--generate_net_timing_report")
+    analysis_grp.add_argument<bool, ParseOnOff>(args.generate_net_timing_report, "--generate_net_timing_report")
         .help("Generates a net timing report for each net in the design.")
         .default_value("off")
         .show_in(argparse::ShowIn::HELP_ONLY);

vpr/src/base/vpr_api.cpp

@@ -1476,6 +1476,11 @@ void vpr_analysis(const Netlist<>& net_list,
             merged_netlist_writer(atom_ctx.netlist().netlist_name(), analysis_delay_calc, Arch.models, vpr_setup.AnalysisOpts);
         }
 
+        if (vpr_setup.AnalysisOpts.generate_net_timing_report) {
+            generate_net_timing_report(/*prefix=*/"", *timing_info, *analysis_delay_calc,
+                                       vpr_setup.AnalysisOpts, blk_loc_registry);
+        }
+
         //Do power analysis
         // TODO: Still assumes that cluster net list is used
         if (vpr_setup.PowerOpts.do_power) {

vpr/src/base/vpr_types.h

@@ -1285,6 +1285,7 @@ struct t_analysis_opts {
     bool timing_report_skew;
     std::string echo_dot_timing_graph_node;
     std::string write_timing_summary;
+    bool generate_net_timing_report;
 
     e_timing_update_type timing_update_type;
 };