147 lines
4.6 KiB
C++
147 lines
4.6 KiB
C++
// OpenSTA, Static Timing Analyzer
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// Copyright (c) 2020, Parallax Software, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#pragma once
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#include "DisallowCopyAssign.hh"
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#include "Vector.hh"
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#include "Transition.hh"
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#include "LibertyClass.hh"
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#include "ConcreteLibrary.hh"
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namespace sta {
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class TimingArcAttrs;
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class InternalPowerAttrs;
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class LeakagePowerAttrs;
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class LibertyBuilder
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{
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public:
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LibertyBuilder() {}
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virtual ~LibertyBuilder() {}
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virtual LibertyCell *makeCell(LibertyLibrary *library,
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const char *name,
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const char *filename);
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virtual LibertyPort *makePort(LibertyCell *cell,
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const char *name);
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virtual LibertyPort *makeBusPort(LibertyCell *cell,
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const char *name,
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int from_index,
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int to_index);
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virtual LibertyPort *makeBundlePort(LibertyCell *cell,
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const char *name,
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ConcretePortSeq *members);
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// Build timing arc sets and their arcs given a type and sense.
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// Port functions and cell latches are also used by this builder
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// to get the correct roles.
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TimingArcSet *makeTimingArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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TimingArcAttrs *attrs);
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InternalPower *makeInternalPower(LibertyCell *cell,
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LibertyPort *port,
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LibertyPort *related_port,
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InternalPowerAttrs *attrs);
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LeakagePower *makeLeakagePower(LibertyCell *cell,
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LeakagePowerAttrs *attrs);
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protected:
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ConcretePort *makeBusPort(const char *name,
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int from_index,
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int to_index,
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ConcretePortSeq *members);
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void makeBusPortBits(ConcreteLibrary *library,
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LibertyCell *cell,
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ConcretePort *bus_port,
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const char *name,
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int from_index,
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int to_index);
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// Bus port bit (internal to makeBusPortBits).
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virtual ConcretePort *makePort(LibertyCell *cell,
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const char *bit_name,
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int bit_index);
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void makeBusPortBit(ConcreteLibrary *library,
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LibertyCell *cell,
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ConcretePort *bus_port,
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const char *name,
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int index);
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virtual TimingArcSet *makeTimingArcSet(LibertyCell *cell,
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LibertyPort *from,
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LibertyPort *to,
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LibertyPort *related_out,
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TimingRole *role,
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TimingArcAttrs *attrs);
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virtual TimingArc *makeTimingArc(TimingArcSet *set,
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Transition *from_rf,
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Transition *to_rf,
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TimingModel *model);
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TimingArc *makeTimingArc(TimingArcSet *set,
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RiseFall *from_rf,
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RiseFall *to_rf,
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TimingModel *model);
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TimingArcSet *makeCombinationalArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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bool to_rise,
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bool to_fall,
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TimingArcAttrs *attrs);
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TimingArcSet *makeLatchDtoQArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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TimingArcAttrs *attrs);
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TimingArcSet *makeRegLatchArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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RiseFall *from_rf,
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TimingArcAttrs *attrs);
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TimingArcSet *makeFromTransitionArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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RiseFall *from_rf,
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TimingRole *role,
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TimingArcAttrs *attrs);
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TimingArcSet *makePresetClrArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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RiseFall *to_rf,
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TimingArcAttrs *attrs);
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TimingArcSet *makeTristateEnableArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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bool to_rise,
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bool to_fall,
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TimingArcAttrs *attrs);
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TimingArcSet *makeTristateDisableArcs(LibertyCell *cell,
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LibertyPort *from_port,
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LibertyPort *to_port,
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LibertyPort *related_out,
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bool to_rise,
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bool to_fall,
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TimingArcAttrs *attrs);
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private:
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DISALLOW_COPY_AND_ASSIGN(LibertyBuilder);
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};
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} // namespace
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