The-OpenROAD-Project_OpenSTA/sdc/ClockInsertion.cc

// OpenSTA, Static Timing Analyzer
// Copyright (c) 2026, Parallax Software, Inc.
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
// 
// The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software.
// 
// Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 
// This notice may not be removed or altered from any source distribution.

#include "ClockInsertion.hh"

namespace sta {

ClockInsertion::ClockInsertion(const Clock *clk,
                               const Pin *pin) :
  clk_(clk),
  pin_(pin)
{
}

void
ClockInsertion::setDelay(const RiseFallBoth *rf,
                         const MinMaxAll *min_max,
                         const EarlyLateAll *early_late,
                         float delay)
{
  for (auto el_index : early_late->rangeIndex())
    delays_[el_index].setValue(rf, min_max, delay);
}

float
ClockInsertion::delay(const RiseFall *rf,
                      const MinMax *min_max,
                      const EarlyLate *early_late)
{
  float insertion;
  bool exists;
  delays_[early_late->index()].value(rf, min_max, insertion, exists);
  if (exists)
    return insertion;
  else
    return 0.0;
}

void
ClockInsertion::delay(const RiseFall *rf,
                      const MinMax *min_max,
                      const EarlyLate *early_late,
                      // Return values.
                      float &insertion,
                      bool &exists)

{
  delays_[early_late->index()].value(rf, min_max, insertion, exists);
  if (!exists)
    insertion = 0.0;
}

void
ClockInsertion::setDelay(const RiseFall *rf,
                         const MinMax *min_max,
                         const EarlyLate *early_late,
                         float delay)
{
  delays_[early_late->index()].setValue(rf, min_max, delay);
}

void
ClockInsertion::setDelays(RiseFallMinMax *delays)
{
  for (auto el_index : EarlyLate::rangeIndex())
    delays_[el_index].setValues(delays);
}

RiseFallMinMax *
ClockInsertion::delays(const EarlyLate *early_late)
{
  return &delays_[early_late->index()];
}

} // namespace sta