diff options
Diffstat (limited to 'common/timing.cc')
-rw-r--r-- | common/timing.cc | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/common/timing.cc b/common/timing.cc index 77206c30..8229f143 100644 --- a/common/timing.cc +++ b/common/timing.cc @@ -174,7 +174,7 @@ void TimingAnalyser::topo_sort() } } bool no_loops = topo.sort(); - if (!no_loops) { + if (!no_loops && verbose_mode) { log_info("Found %d combinational loops:\n", int(topo.loops.size())); int i = 0; for (auto &loop : topo.loops) { @@ -463,10 +463,12 @@ void TimingAnalyser::compute_criticality() auto &pd = ports.at(p); for (auto &pdp : pd.domain_pairs) { auto &dp = domain_pairs.at(pdp.first); - pdp.second.criticality = + float crit = 1.0f - (float(pdp.second.setup_slack) - float(dp.worst_setup_slack)) / float(-dp.worst_setup_slack); - NPNR_ASSERT(pdp.second.criticality >= -0.00001f && pdp.second.criticality <= 1.00001f); - pd.worst_crit = std::max(pd.worst_crit, pdp.second.criticality); + crit = std::min(crit, 1.0f); + crit = std::max(crit, 0.0f); + pdp.second.criticality = crit; + pd.worst_crit = std::max(pd.worst_crit, crit); } } } |