timing_opt: Improve heuristics

Signed-off-by: David Shah <dave@ds0.me>

1 files changed, 6 insertions, 1 deletions

diff --git a/common/timing.cc b/common/timing.cc
index 18caa989..6965307d 100644
--- a/common/timing.cc
+++ b/common/timing.cc
@@ -566,16 +566,20 @@ struct Timing
                     auto &nc = (*net_crit)[net->name];
                     if (nc.slack.empty())
                         nc.slack.resize(net->users.size(), std::numeric_limits<delay_t>::max());
+#if 0
                     if (ctx->debug)
                         log_info("Net %s cd %s\n", net->name.c_str(ctx), startdomain.first.clock.c_str(ctx));
+#endif
                     for (size_t i = 0; i < net->users.size(); i++) {
                         delay_t slack = nd.min_required.at(i) -
                                         (nd.max_arrival + ctx->getNetinfoRouteDelay(net, net->users.at(i)));
+#if 0
                         if (ctx->debug)
                             log_info("    user %s.%s required %.02fns arrival %.02f route %.02f slack %.02f\n",
                                     net->users.at(i).cell->name.c_str(ctx), net->users.at(i).port.c_str(ctx),
                                     ctx->getDelayNS(nd.min_required.at(i)), ctx->getDelayNS(nd.max_arrival),
                                     ctx->getDelayNS(ctx->getNetinfoRouteDelay(net, net->users.at(i))), ctx->getDelayNS(slack));
+#endif
                         if (worst_slack.count(startdomain.first))
                             worst_slack.at(startdomain.first) = std::min(worst_slack.at(startdomain.first), slack);
                         else
@@ -612,7 +616,7 @@ struct Timing
                     nc.cd_worst_slack = std::min(nc.cd_worst_slack, worst_slack.at(startdomain.first));
                 }
             }
-
+#if 0
             if (ctx->debug) {
                 for (auto &nc : *net_crit) {
                     NetInfo *net = ctx->nets.at(nc.first).get();
@@ -628,6 +632,7 @@ struct Timing
                     log_break();
                 }
             }
+#endif
         }
         return min_slack;
     }