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Property.cc
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// OpenSTA, Static Timing Analyzer
// Copyright (c) 2024, 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/>.
#include "Property.hh"
#include "StringUtil.hh"
#include "MinMax.hh"
#include "Transition.hh"
#include "Units.hh"
#include "TimingArc.hh"
#include "Liberty.hh"
#include "PortDirection.hh"
#include "Network.hh"
#include "Graph.hh"
#include "Clock.hh"
#include "Corner.hh"
#include "PathEnd.hh"
#include "PathExpanded.hh"
#include "PathRef.hh"
#include "power/Power.hh"
#include "Sta.hh"
namespace sta {
using std::string;
using std::max;
static PropertyValue
pinSlewProperty(const Pin *pin,
const MinMax *min_max,
Sta *sta);
static PropertyValue
pinSlewProperty(const Pin *pin,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta);
static PropertyValue
pinArrivalProperty(const Pin *pin,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta);
static PropertyValue
pinSlackProperty(const Pin *pin,
const MinMax *min_max,
Sta *sta);
static PropertyValue
pinSlackProperty(const Pin *pin,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta);
static PropertyValue
portSlewProperty(const Port *port,
const MinMax *min_max,
Sta *sta);
static PropertyValue
portSlewProperty(const Port *port,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta);
static PropertyValue
portSlackProperty(const Port *port,
const MinMax *min_max,
Sta *sta);
static PropertyValue
portSlackProperty(const Port *port,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta);
static PropertyValue
edgeDelayProperty(Edge *edge,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta);
static PropertyValue
delayPropertyValue(Delay delay,
Sta *sta);
static PropertyValue
resistancePropertyValue(float res,
Sta *sta);
static PropertyValue
capacitancePropertyValue(float cap,
Sta *sta);
////////////////////////////////////////////////////////////////
class PropertyUnknown : public Exception
{
public:
PropertyUnknown(const char *type,
const char *property);
virtual ~PropertyUnknown() {}
virtual const char *what() const noexcept;
private:
const char *type_;
const char *property_;
};
PropertyUnknown::PropertyUnknown(const char *type,
const char *property) :
Exception(),
type_(type),
property_(property)
{
}
const char *
PropertyUnknown::what() const noexcept
{
return stringPrint("%s objects do not have a %s property.",
type_, property_);
}
////////////////////////////////////////////////////////////////
class PropertyTypeWrong : public Exception
{
public:
PropertyTypeWrong(const char *accessor,
const char *type);
virtual ~PropertyTypeWrong() {}
virtual const char *what() const noexcept;
private:
const char *accessor_;
const char *type_;
};
PropertyTypeWrong::PropertyTypeWrong(const char *accessor,
const char *type) :
Exception(),
accessor_(accessor),
type_(type)
{
}
const char *
PropertyTypeWrong::what() const noexcept
{
return stringPrint("property accessor %s is only valid for %s properties.",
accessor_, type_);
}
////////////////////////////////////////////////////////////////
PropertyValue::PropertyValue() :
type_(type_none),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const char *value) :
type_(type_string),
string_(stringCopy(value)),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(std::string &value) :
type_(type_string),
string_(stringCopy(value.c_str())),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(float value,
const Unit *unit) :
type_(type_float),
float_(value),
unit_(unit)
{
}
PropertyValue::PropertyValue(bool value) :
type_(type_bool),
bool_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const LibertyLibrary *value) :
type_(type_liberty_library),
liberty_library_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const LibertyCell *value) :
type_(type_liberty_cell),
liberty_cell_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const LibertyPort *value) :
type_(type_liberty_port),
liberty_port_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const Library *value) :
type_(type_library),
library_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const Cell *value) :
type_(type_cell),
cell_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const Port *value) :
type_(type_port),
port_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const Instance *value) :
type_(type_instance),
inst_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const Pin *value) :
type_(type_pin),
pin_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(PinSeq *value) :
type_(type_pins),
pins_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(PinSet *value) :
type_(type_pins),
pins_(new PinSeq),
unit_(nullptr)
{
PinSet::Iterator pin_iter(value);
while (pin_iter.hasNext()) {
const Pin *pin = pin_iter.next();
pins_->push_back( pin);
}
}
PropertyValue::PropertyValue(const PinSet &value) :
type_(type_pins),
pins_(new PinSeq),
unit_(nullptr)
{
PinSet::ConstIterator pin_iter(value);
while (pin_iter.hasNext()) {
const Pin *pin = pin_iter.next();
pins_->push_back( pin);
}
}
PropertyValue::PropertyValue(const Net *value) :
type_(type_net),
net_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const Clock *value) :
type_(type_clk),
clk_(value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(ClockSeq *value) :
type_(type_clks),
clks_(new ClockSeq(*value)),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(ClockSet *value) :
type_(type_clks),
clks_(new ClockSeq),
unit_(nullptr)
{
ClockSet::Iterator clk_iter(value);
while (clk_iter.hasNext()) {
Clock *clk = clk_iter.next();
clks_->push_back(clk);
}
}
PropertyValue::PropertyValue(PathRefSeq *value) :
type_(type_path_refs),
path_refs_(new PathRefSeq(*value)),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(PwrActivity *value) :
type_(type_pwr_activity),
pwr_activity_(*value),
unit_(nullptr)
{
}
PropertyValue::PropertyValue(const PropertyValue &value) :
type_(value.type_),
unit_(value.unit_)
{
switch (type_) {
case Type::type_none:
break;
case Type::type_string:
string_ = stringCopy(value.string_);
break;
case Type::type_float:
float_ = value.float_;
break;
case Type::type_bool:
bool_ = value.bool_;
break;
case Type::type_liberty_library:
liberty_library_ = value.liberty_library_;
break;
case Type::type_liberty_cell:
liberty_cell_ = value.liberty_cell_;
break;
case Type::type_liberty_port:
liberty_port_ = value.liberty_port_;
break;
case Type::type_library:
library_ = value.library_;
break;
case Type::type_cell:
cell_ = value.cell_;
break;
case Type::type_port:
port_ = value.port_;
break;
case Type::type_instance:
inst_ = value.inst_;
break;
case Type::type_pin:
pin_ = value.pin_;
break;
case Type::type_pins:
pins_ = value.pins_ ? new PinSeq(*value.pins_) : nullptr;
break;
case Type::type_net:
net_ = value.net_;
break;
case Type::type_clk:
clk_ = value.clk_;
break;
case Type::type_clks:
clks_ = value.clks_ ? new ClockSeq(*value.clks_) : nullptr;
break;
case Type::type_path_refs:
path_refs_ = value.path_refs_ ? new PathRefSeq(*value.path_refs_) : nullptr;
break;
case Type::type_pwr_activity:
pwr_activity_ = value.pwr_activity_;
break;
}
}
PropertyValue::PropertyValue(PropertyValue &&value) :
type_(value.type_),
unit_(value.unit_)
{
switch (type_) {
case Type::type_none:
break;
case Type::type_string:
string_ = value.string_;
value.string_ = nullptr;
break;
case Type::type_float:
float_ = value.float_;
break;
case Type::type_bool:
bool_ = value.bool_;
break;
case Type::type_library:
library_ = value.library_;
break;
case Type::type_cell:
cell_ = value.cell_;
break;
case Type::type_port:
port_ = value.port_;
break;
case Type::type_liberty_library:
liberty_library_ = value.liberty_library_;
break;
case Type::type_liberty_cell:
liberty_cell_ = value.liberty_cell_;
break;
case Type::type_liberty_port:
liberty_port_ = value.liberty_port_;
break;
case Type::type_instance:
inst_ = value.inst_;
break;
case Type::type_pin:
pin_ = value.pin_;
break;
case Type::type_pins:
pins_ = value.pins_;
value.pins_ = nullptr;
break;
case Type::type_net:
net_ = value.net_;
break;
case Type::type_clk:
clk_ = value.clk_;
break;
case Type::type_clks:
clks_ = value.clks_;
// Steal the value.
value.clks_ = nullptr;
break;
case Type::type_path_refs:
path_refs_ = value.path_refs_;
// Steal the value.
value.clks_ = nullptr;
break;
case Type::type_pwr_activity:
pwr_activity_ = value.pwr_activity_;
break;
}
}
PropertyValue::~PropertyValue()
{
switch (type_) {
case Type::type_string:
stringDelete(string_);
break;
case Type::type_clks:
delete clks_;
break;
case Type::type_pins:
delete pins_;
break;
case Type::type_path_refs:
delete path_refs_;
break;
default:
break;
}
}
PropertyValue &
PropertyValue::operator=(const PropertyValue &value)
{
type_ = value.type_;
unit_ = value.unit_;
switch (type_) {
case Type::type_none:
break;
case Type::type_string:
string_ = stringCopy(value.string_);
break;
case Type::type_float:
float_ = value.float_;
break;
case Type::type_bool:
bool_ = value.bool_;
break;
case Type::type_library:
library_ = value.library_;
break;
case Type::type_cell:
cell_ = value.cell_;
break;
case Type::type_port:
port_ = value.port_;
break;
case Type::type_liberty_library:
liberty_library_ = value.liberty_library_;
break;
case Type::type_liberty_cell:
liberty_cell_ = value.liberty_cell_;
break;
case Type::type_liberty_port:
liberty_port_ = value.liberty_port_;
break;
case Type::type_instance:
inst_ = value.inst_;
break;
case Type::type_pin:
pin_ = value.pin_;
break;
case Type::type_pins:
pins_ = value.pins_ ? new PinSeq(*value.pins_) : nullptr;
break;
case Type::type_net:
net_ = value.net_;
break;
case Type::type_clk:
clk_ = value.clk_;
break;
case Type::type_clks:
clks_ = value.clks_ ? new ClockSeq(*value.clks_) : nullptr;
break;
case Type::type_path_refs:
path_refs_ = value.path_refs_ ? new PathRefSeq(*value.path_refs_) : nullptr;
break;
case Type::type_pwr_activity:
pwr_activity_ = value.pwr_activity_;
break;
}
return *this;
}
PropertyValue &
PropertyValue::operator=(PropertyValue &&value)
{
type_ = value.type_;
unit_ = value.unit_;
switch (type_) {
case Type::type_none:
break;
case Type::type_string:
string_ = value.string_;
value.string_ = nullptr;
break;
case Type::type_float:
float_ = value.float_;
break;
case Type::type_bool:
bool_ = value.bool_;
break;
case Type::type_library:
library_ = value.library_;
break;
case Type::type_cell:
cell_ = value.cell_;
break;
case Type::type_port:
port_ = value.port_;
break;
case Type::type_liberty_library:
liberty_library_ = value.liberty_library_;
break;
case Type::type_liberty_cell:
liberty_cell_ = value.liberty_cell_;
break;
case Type::type_liberty_port:
liberty_port_ = value.liberty_port_;
break;
case Type::type_instance:
inst_ = value.inst_;
break;
case Type::type_pin:
pin_ = value.pin_;
break;
case Type::type_pins:
pins_ = value.pins_;
value.pins_ = nullptr;
break;
case Type::type_net:
net_ = value.net_;
break;
case Type::type_clk:
clk_ = value.clk_;
break;
case Type::type_clks:
clks_ = value.clks_;
value.clks_ = nullptr;
break;
case Type::type_path_refs:
path_refs_ = value.path_refs_;
value.clks_ = nullptr;
break;
case Type::type_pwr_activity:
pwr_activity_ = value.pwr_activity_;
break;
}
return *this;
}
const char *
PropertyValue::asString(const Network *network) const
{
switch (type_) {
case Type::type_string:
return string_;
case Type::type_float:
return unit_->asString(float_, 6);
case Type::type_bool:
// true/false would be better but these are TCL true/false values.
if (bool_)
return "1";
else
return "0";
case Type::type_liberty_library:
return liberty_library_->name();
case Type::type_liberty_cell:
return liberty_cell_->name();
case Type::type_liberty_port:
return liberty_port_->name();
case Type::type_library:
return network->name(library_);
case Type::type_cell:
return network->name(cell_);
case Type::type_port:
return network->name(port_);
case Type::type_instance:
return network->pathName(inst_);
case Type::type_pin:
return network->pathName(pin_);
case Type::type_net:
return network->pathName(net_);
case Type::type_clk:
return clk_->name();
case Type::type_none:
case Type::type_pins:
case Type::type_clks:
case Type::type_path_refs:
case Type::type_pwr_activity:
return nullptr;
}
return nullptr;
}
const char *
PropertyValue::stringValue() const
{
if (type_ != Type::type_string)
throw PropertyTypeWrong("stringValue", "string");
return string_;
}
float
PropertyValue::floatValue() const
{
if (type_ != Type::type_float)
throw PropertyTypeWrong("floatValue", "float");
return float_;
}
bool
PropertyValue::boolValue() const
{
if (type_ != Type::type_bool)
throw PropertyTypeWrong("boolValue", "boolt");
return bool_;
}
////////////////////////////////////////////////////////////////
PropertyValue
getProperty(const Library *lib,
const char *property,
Sta *sta)
{
auto network = sta->cmdNetwork();
if (stringEqual(property, "name")
|| stringEqual(property, "full_name"))
return PropertyValue(network->name(lib));
else
throw PropertyUnknown("library", property);
}
PropertyValue
getProperty(const LibertyLibrary *lib,
const char *property,
Sta *)
{
if (stringEqual(property, "name")
|| stringEqual(property, "full_name"))
return PropertyValue(lib->name());
else if (stringEqual(property, "filename"))
return PropertyValue(lib->filename());
else
throw PropertyUnknown("liberty library", property);
}
PropertyValue
getProperty(const LibertyCell *cell,
const char *property,
Sta *sta)
{
if (stringEqual(property, "name")
|| stringEqual(property, "base_name"))
return PropertyValue(cell->name());
else if (stringEqual(property, "full_name")) {
auto network = sta->cmdNetwork();
auto lib = cell->libertyLibrary();
string lib_name = lib->name();
string cell_name = cell->name();
string full_name = lib_name + network->pathDivider() + cell_name;
return PropertyValue(full_name);
}
else if (stringEqual(property, "filename"))
return PropertyValue(cell->filename());
else if (stringEqual(property, "library"))
return PropertyValue(cell->libertyLibrary());
else if (stringEqual(property, "is_buffer"))
return PropertyValue(cell->isBuffer());
else if (stringEqual(property, "is_inverter"))
return PropertyValue(cell->isInverter());
else if (stringEqual(property, "is_memory"))
return PropertyValue(cell->isMemory());
else if (stringEqual(property, "dont_use"))
return PropertyValue(cell->dontUse());
else if (stringEqual(property, "area"))
return PropertyValue(cell->area(), sta->units()->scalarUnit());
else
throw PropertyUnknown("liberty cell", property);
}
PropertyValue
getProperty(const Cell *cell,
const char *property,
Sta *sta)
{
auto network = sta->cmdNetwork();
if (stringEqual(property, "name")
|| stringEqual(property, "base_name"))
return PropertyValue(network->name(cell));
else if (stringEqual(property, "full_name")) {
Library *lib = network->library(cell);
string lib_name = network->name(lib);
string cell_name = network->name(cell);
string full_name = lib_name + network->pathDivider() + cell_name;
return PropertyValue(full_name);
}
else if (stringEqual(property, "library"))
return PropertyValue(network->library(cell));
else if (stringEqual(property, "filename"))
return PropertyValue(network->filename(cell));
else
throw PropertyUnknown("cell", property);
}
////////////////////////////////////////////////////////////////
PropertyValue
getProperty(const Port *port,
const char *property,
Sta *sta)
{
auto network = sta->cmdNetwork();
if (stringEqual(property, "name")
|| stringEqual(property, "full_name"))
return PropertyValue(network->name(port));
else if (stringEqual(property, "direction")
|| stringEqual(property, "port_direction"))
return PropertyValue(network->direction(port)->name());
else if (stringEqual(property, "liberty_port"))
return PropertyValue(network->libertyPort(port));
else if (stringEqual(property, "activity")) {
const Instance *top_inst = network->topInstance();
const Pin *pin = network->findPin(top_inst, port);
PwrActivity activity = sta->findClkedActivity(pin);
return PropertyValue(&activity);
}
else if (stringEqual(property, "slack_max"))
return portSlackProperty(port, MinMax::max(), sta);
else if (stringEqual(property, "slack_max_fall"))
return portSlackProperty(port, RiseFall::fall(), MinMax::max(), sta);
else if (stringEqual(property, "slack_max_rise"))
return portSlackProperty(port, RiseFall::rise(), MinMax::max(), sta);
else if (stringEqual(property, "slack_min"))
return portSlackProperty(port, MinMax::min(), sta);
else if (stringEqual(property, "slack_min_fall"))
return portSlackProperty(port, RiseFall::fall(), MinMax::min(), sta);
else if (stringEqual(property, "slack_min_rise"))
return portSlackProperty(port, RiseFall::rise(), MinMax::min(), sta);
else if (stringEqual(property, "slew_max"))
return portSlewProperty(port, MinMax::max(), sta);
else if (stringEqual(property, "slew_max_fall"))
return portSlewProperty(port, RiseFall::fall(), MinMax::max(), sta);
else if (stringEqual(property, "slew_max_rise"))
return portSlewProperty(port, RiseFall::rise(), MinMax::max(), sta);
else if (stringEqual(property, "slew_min"))
return portSlewProperty(port, MinMax::min(), sta);
else if (stringEqual(property, "slew_min_rise"))
return portSlewProperty(port, RiseFall::rise(), MinMax::min(), sta);
else if (stringEqual(property, "slew_min_fall"))
return portSlewProperty(port, RiseFall::fall(), MinMax::min(), sta);
else
throw PropertyUnknown("port", property);
}
static PropertyValue
portSlewProperty(const Port *port,
const MinMax *min_max,
Sta *sta)
{
auto network = sta->cmdNetwork();
Instance *top_inst = network->topInstance();
Pin *pin = network->findPin(top_inst, port);
return pinSlewProperty(pin, min_max, sta);
}
static PropertyValue
portSlewProperty(const Port *port,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta)
{
auto network = sta->cmdNetwork();
Instance *top_inst = network->topInstance();
Pin *pin = network->findPin(top_inst, port);
return pinSlewProperty(pin, rf, min_max, sta);
}
static PropertyValue
portSlackProperty(const Port *port,
const MinMax *min_max,
Sta *sta)
{
auto network = sta->cmdNetwork();
Instance *top_inst = network->topInstance();
Pin *pin = network->findPin(top_inst, port);
return pinSlackProperty(pin, min_max, sta);
}
static PropertyValue
portSlackProperty(const Port *port,
const RiseFall *rf,
const MinMax *min_max,
Sta *sta)
{
auto network = sta->cmdNetwork();
Instance *top_inst = network->topInstance();
Pin *pin = network->findPin(top_inst, port);
return pinSlackProperty(pin, rf, min_max, sta);
}
PropertyValue
getProperty(const LibertyPort *port,
const char *property,
Sta *sta)
{
if (stringEqual(property, "name"))
return PropertyValue(port->name());
else if (stringEqual(property, "full_name"))
return PropertyValue(port->name());
else if (stringEqual(property, "lib_cell"))
return PropertyValue(port->libertyCell());
else if (stringEqual(property, "direction")
|| stringEqual(property, "port_direction"))
return PropertyValue(port->direction()->name());
else if (stringEqual(property, "capacitance")) {
float cap = port->capacitance(RiseFall::rise(), MinMax::max());
return capacitancePropertyValue(cap, sta);
}
else if (stringEqual(property, "is_register_clock"))
return PropertyValue(port->isRegClk());
else if (stringEqual(property, "drive_resistance")) {
float res = port->driveResistance();
return resistancePropertyValue(res, sta);
}
else if (stringEqual(property, "drive_resistance_min_rise")) {
float res = port->driveResistance(RiseFall::rise(), MinMax::min());
return resistancePropertyValue(res, sta);
}
else if (stringEqual(property, "drive_resistance_max_rise")) {
float res = port->driveResistance(RiseFall::rise(), MinMax::max());
return resistancePropertyValue(res, sta);
}
else if (stringEqual(property, "drive_resistance_min_fall")) {
float res = port->driveResistance(RiseFall::fall(), MinMax::min());
return resistancePropertyValue(res, sta);
}
else if (stringEqual(property, "drive_resistance_max_fall")) {
float res = port->driveResistance(RiseFall::fall(), MinMax::max());
return resistancePropertyValue(res, sta);
}
else if (stringEqual(property, "intrinsic_delay")) {
ArcDelay delay = port->intrinsicDelay(sta);
return delayPropertyValue(delay, sta);
}
else if (stringEqual(property, "intrinsic_delay_min_rise")) {
ArcDelay delay = port->intrinsicDelay(RiseFall::rise(),
MinMax::min(), sta);
return delayPropertyValue(delay, sta);
}
else if (stringEqual(property, "intrinsic_delay_max_rise")) {
ArcDelay delay = port->intrinsicDelay(RiseFall::rise(),
MinMax::max(), sta);
return delayPropertyValue(delay, sta);
}
else if (stringEqual(property, "intrinsic_delay_min_fall")) {
ArcDelay delay = port->intrinsicDelay(RiseFall::fall(),
MinMax::min(), sta);
return delayPropertyValue(delay, sta);
}
else if (stringEqual(property, "intrinsic_delay_max_fall")) {
ArcDelay delay = port->intrinsicDelay(RiseFall::fall(),
MinMax::max(), sta);
return delayPropertyValue(delay, sta);
}
else
throw PropertyUnknown("liberty port", property);
}
////////////////////////////////////////////////////////////////
PropertyValue
getProperty(const Instance *inst,
const char *property,
Sta *sta)
{
auto network = sta->cmdNetwork();
LibertyCell *liberty_cell = network->libertyCell(inst);
if (stringEqual(property, "name"))
return PropertyValue(network->name(inst));
else if (stringEqual(property, "full_name"))
return PropertyValue(network->pathName(inst));
else if (stringEqual(property, "ref_name"))
return PropertyValue(network->name(network->cell(inst)));
else if (stringEqual(property, "liberty_cell"))
return PropertyValue(network->libertyCell(inst));
else if (stringEqual(property, "cell"))
return PropertyValue(network->cell(inst));
else if (stringEqual(property, "is_hierarchical"))
return PropertyValue(network->isHierarchical(inst));
else if (stringEqual(property, "is_buffer"))
return PropertyValue(liberty_cell && liberty_cell->isBuffer());
else if (stringEqual(property, "is_clock_gate"))
return PropertyValue(liberty_cell && liberty_cell->isClockGate());
else if (stringEqual(property, "is_inverter"))
return PropertyValue(liberty_cell && liberty_cell->isInverter());
else if (stringEqual(property, "is_macro"))
return PropertyValue(liberty_cell && liberty_cell->isMacro());
else if (stringEqual(property, "is_memory"))
return PropertyValue(liberty_cell && liberty_cell->isMemory());
else
throw PropertyUnknown("instance", property);
}
////////////////////////////////////////////////////////////////
PropertyValue
getProperty(const Pin *pin,
const char *property,
Sta *sta)
{
auto network = sta->cmdNetwork();
if (stringEqual(property, "name")
|| stringEqual(property, "lib_pin_name"))
return PropertyValue(network->portName(pin));
else if (stringEqual(property, "full_name"))
return PropertyValue(network->pathName(pin));
else if (stringEqual(property, "direction")
|| stringEqual(property, "pin_direction"))
return PropertyValue(network->direction(pin)->name());
else if (stringEqual(property, "is_hierarchical"))
return PropertyValue(network->isHierarchical(pin));
else if (stringEqual(property, "is_port"))
return PropertyValue(network->isTopLevelPort(pin));
else if (stringEqual(property, "is_register_clock")) {
const LibertyPort *port = network->libertyPort(pin);
return PropertyValue(port && port->isRegClk());
}
else if (stringEqual(property, "clocks")) {
ClockSet clks = sta->clocks(pin);
return PropertyValue(&clks);
}
else if (stringEqual(property, "clock_domains")) {
ClockSet clks = sta->clockDomains(pin);
return PropertyValue(&clks);
}
else if (stringEqual(property, "activity")) {