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OpenSTA
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netSlack

This commit is contained in:
James Cherry 2019-11-06 09:55:04 -07:00
parent bbdb4ea5bc
commit f0e0223c7f
2 changed files with 21 additions and 0 deletions
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18
search/Sta.cc
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@ -2776,6 +2776,24 @@ Sta::vertexRequired(Vertex *vertex,
return required; return required;
} }
Slack
Sta::netSlack(const Net *net,
const MinMax *min_max)
{
ensureGraph();
Slack slack = MinMax::min()->initValue();
NetPinIterator *pin_iter = network_->pinIterator(net);
while (pin_iter->hasNext()) {
Pin *pin = pin_iter->next();
if (network_->isLoad(pin)) {
Vertex *vertex = graph_->pinLoadVertex(pin);
Slack pin_slack = vertexSlack(vertex, min_max);
slack = min(slack, pin_slack);
}
}
return slack;
}
Slack Slack
Sta::pinSlack(const Pin *pin, Sta::pinSlack(const Pin *pin,
const MinMax *min_max) const MinMax *min_max)

3
search/Sta.hh
View File

@ -985,6 +985,9 @@ public:
const TransRiseFall *tr, const TransRiseFall *tr,
const ClockEdge *clk_edge, const ClockEdge *clk_edge,
const PathAnalysisPt *path_ap); const PathAnalysisPt *path_ap);
Slack netSlack(const Net *net,
const MinMax *min_max);
Slack pinSlack(const Pin *pin, Slack pinSlack(const Pin *pin,
const TransRiseFall *tr, const TransRiseFall *tr,
const MinMax *min_max); const MinMax *min_max);