From 90e3db324eb016b6c5ae4168db6ac00f65c2af4e Mon Sep 17 00:00:00 2001 From: David Shah Date: Wed, 8 Aug 2018 17:07:20 +0200 Subject: clangformat Signed-off-by: David Shah --- common/timing.cc | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) (limited to 'common/timing.cc') diff --git a/common/timing.cc b/common/timing.cc index 47091c27..a3b5235a 100644 --- a/common/timing.cc +++ b/common/timing.cc @@ -84,7 +84,8 @@ struct Timing for (auto o : output_ports) { IdString clockPort; TimingPortClass portClass = ctx->getPortTimingClass(cell.second.get(), o->name, clockPort); - // If output port is influenced by a clock (e.g. FF output) then add it to the ordering as a timing start-point + // If output port is influenced by a clock (e.g. FF output) then add it to the ordering as a timing + // start-point if (portClass == TMG_REGISTER_OUTPUT) { DelayInfo clkToQ; ctx->getCellDelay(cell.second.get(), clockPort, o->name, clkToQ); @@ -96,7 +97,8 @@ struct Timing topographical_order.emplace_back(o->net); net_data.emplace(o->net, TimingData{}); } - // Otherwise, for all driven input ports on this cell, if a timing arc exists between the input and the current output port, increment fanin counter + // Otherwise, for all driven input ports on this cell, if a timing arc exists between the input and + // the current output port, increment fanin counter for (auto i : input_ports) { DelayInfo comb_delay; bool is_path = ctx->getCellDelay(cell.second.get(), i, o->name, comb_delay); @@ -145,7 +147,8 @@ struct Timing bool is_path = ctx->getCellDelay(usr.cell, usr.port, port.first, comb_delay); if (!is_path) continue; - // Decrement the fanin count, and only add to topographical order if all its fanins have already been visited + // Decrement the fanin count, and only add to topographical order if all its fanins have already + // been visited auto it = port_fanin.find(&port.second); NPNR_ASSERT(it != port_fanin.end()); if (--it->second == 0) { @@ -186,7 +189,8 @@ struct Timing auto &data = net_data[port.second.net]; auto &arrival = data.max_arrival; arrival = std::max(arrival, usr_arrival + comb_delay.maxDelay()); - if (!budget_override) { // Do not increment path length if budget overriden since it doesn't require a share of the slack + if (!budget_override) { // Do not increment path length if budget overriden since it doesn't + // require a share of the slack auto &path_length = data.max_path_length; path_length = std::max(path_length, net_length_plus_one); } @@ -197,7 +201,8 @@ struct Timing const NetInfo *crit_net = nullptr; - // Now go backwards topographically to determine the minimum path slack, and to distribute all path slack evenly between all nets on the path + // Now go backwards topographically to determine the minimum path slack, and to distribute all path slack evenly + // between all nets on the path for (auto net : boost::adaptors::reverse(topographical_order)) { auto &nd = net_data.at(net); const delay_t net_length_plus_one = nd.max_path_length + 1; @@ -334,7 +339,8 @@ void assign_budget(Context *ctx, bool quiet) } } - // For slack redistribution, if user has not specified a frequency dynamically adjust the target frequency to be the currently achieved maximum + // For slack redistribution, if user has not specified a frequency dynamically adjust the target frequency to be the + // currently achieved maximum if (ctx->auto_freq && ctx->slack_redist_iter > 0) { delay_t default_slack = delay_t(1.0e12 / ctx->target_freq); ctx->target_freq = 1e12 / (default_slack - timing.min_slack); -- cgit v1.2.3