diff options
Diffstat (limited to 'ecp5/arch.cc')
| -rw-r--r-- | ecp5/arch.cc | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/ecp5/arch.cc b/ecp5/arch.cc index 25229f26..9b28f56b 100644 --- a/ecp5/arch.cc +++ b/ecp5/arch.cc @@ -422,7 +422,34 @@ bool Arch::route() { route_ecp5_globals(getCtx()); assign_budget(getCtx(), true); - return router1(getCtx(), Router1Cfg(getCtx())); + + bool result = router1(getCtx(), Router1Cfg(getCtx())); +#if 0 + std::vector<std::pair<WireId, int>> fanout_vector; + std::copy(wire_fanout.begin(), wire_fanout.end(), std::back_inserter(fanout_vector)); + std::sort(fanout_vector.begin(), fanout_vector.end(), [](const std::pair<WireId, int> &a, const std::pair<WireId, int> &b) { + return a.second > b.second; + }); + for (size_t i = 0; i < std::min(size_t(20), fanout_vector.size()); i++) + log_info(" fanout %s = %d\n", getWireName(fanout_vector[i].first).c_str(this), fanout_vector[i].second); + log_break(); + PipId slowest_pip; + delay_t slowest_pipdelay = 0; + for (auto pip : pip_to_net) { + if (pip.second) { + delay_t dly = getPipDelay(pip.first).maxDelay(); + if (dly > slowest_pipdelay) { + slowest_pip = pip.first; + slowest_pipdelay = dly; + } + } + } + log_info(" slowest pip %s = %.02f ns\n", getPipName(slowest_pip).c_str(this), getDelayNS(slowest_pipdelay)); + log_info(" fanout %d\n", wire_fanout[getPipSrcWire(slowest_pip)]); + log_info(" base %d adder %d\n", speed_grade->pip_classes[locInfo(slowest_pip)->pip_data[slowest_pip.index].timing_class].max_base_delay, + speed_grade->pip_classes[locInfo(slowest_pip)->pip_data[slowest_pip.index].timing_class].max_fanout_adder); +#endif + return result; } // ----------------------------------------------------------------------- |