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read_liberty infer clk/clr timing_type from ff/latch funcs 

Signed-off-by: James Cherry <cherry@parallaxsw.com>
This commit is contained in:
James Cherry 2023-08-22 20:22:47 -07:00
parent 3a784e918e
commit 742b823945
6 changed files with 306 additions and 243 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
doc/OpenSTA.odt
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93
liberty/LibertyBuilder.cc
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@ -27,6 +27,14 @@
namespace sta {
void
LibertyBuilder::init(Debug *debug,
Report *report)
{
debug_ = debug;
report_ = report;
}
LibertyCell *
LibertyBuilder::makeCell(LibertyLibrary *library,
const char *name,
@ -127,17 +135,55 @@ LibertyBuilder::makeTimingArcs(LibertyCell *cell,
LibertyPort *from_port,
LibertyPort *to_port,
LibertyPort *related_out,
TimingArcAttrsPtr attrs)
TimingArcAttrsPtr attrs,
int /* line */)
{
FuncExpr *to_func;
Sequential *seq = nullptr;
switch (attrs->timingType()) {
FuncExpr *to_func = to_port->function();
Sequential *seq = (to_func && to_func->port())
? cell->outputPortSequential(to_func->port())
: nullptr;
TimingType timing_type = attrs->timingType();
// Register/latch timing group missing timing_type.
if (attrs->timingType() == TimingType::combinational
&& seq) {
if (seq->clock() && seq->clock()->hasPort(from_port)) {
switch (seq->clock()->portTimingSense(from_port)) {
case TimingSense::positive_unate:
timing_type = TimingType::rising_edge;
break;
case TimingSense::negative_unate:
timing_type = TimingType::rising_edge;
break;
default:
break;
}
}
else if (seq->clear() && seq->clear()->hasPort(from_port)) {
timing_type = TimingType::clear;
if (attrs->timingSense() == TimingSense::unknown) {
// Missing timing_sense also.
TimingSense timing_sense = seq->clear()->portTimingSense(from_port);
attrs->setTimingSense(timing_sense);
}
}
else if (seq->preset() && seq->preset()->hasPort(from_port)) {
timing_type = TimingType::preset;
if (attrs->timingSense() == TimingSense::unknown) {
// Missing timing_sense also.
TimingSense timing_sense = seq->preset()->portTimingSense(from_port);
attrs->setTimingSense(timing_sense);
}
}
}
switch (timing_type) {
case TimingType::combinational:
to_func = to_port->function();
if (to_func && to_func->op() == FuncExpr::op_port)
seq = cell->outputPortSequential(to_func->port());
if (seq && seq->isLatch())
return makeLatchDtoQArcs(cell, from_port, to_port, related_out, attrs);
if (seq
&& seq->isLatch()
&& seq->data()->hasPort(from_port))
// Latch D->Q timing arcs.
return makeLatchDtoQArcs(cell, from_port, to_port,
seq->data()->portTimingSense(from_port),
related_out, attrs);
else
return makeCombinationalArcs(cell, from_port, to_port, related_out,
true, true, attrs);
@ -261,20 +307,26 @@ LibertyBuilder::makeCombinationalArcs(LibertyCell *cell,
TimingArcAttrsPtr attrs)
{
FuncExpr *func = to_port->function();
FuncExpr *enable = to_port->tristateEnable();
TimingArcSet *arc_set = makeTimingArcSet(cell, from_port, to_port, related_out,
TimingRole::combinational(), attrs);
TimingSense sense = attrs->timingSense();
if (sense == TimingSense::unknown && func) {
if (sense == TimingSense::unknown) {
// Timing sense not specified - find it from function.
sense = func->portTimingSense(from_port);
if (sense == TimingSense::none
&& to_port->direction()->isAnyTristate()) {
// from_port is not an input to function, check tristate enable.
FuncExpr *enable = to_port->tristateEnable();
if (enable && enable->hasPort(from_port))
sense = TimingSense::non_unate;
}
if (func && func->hasPort(from_port))
sense = func->portTimingSense(from_port);
// Check tristate enable.
else if (to_port->direction()->isAnyTristate()
&& enable
&& enable->hasPort(from_port))
sense = TimingSense::non_unate;
// Don't warn for functions that reference ff/latch/lut internal ports.
//else if (func->port() && !func->port()->direction()->isInternal())
// report_->fileWarn(172, cell->filename(), line,
// "timing sense cannot be inferred because pin function does not reference related pin %s.",
// from_port->name());
}
TimingModel *model;
RiseFall *to_rf;
switch (sense) {
@ -308,9 +360,6 @@ LibertyBuilder::makeCombinationalArcs(LibertyCell *cell,
break;
case TimingSense::non_unate:
case TimingSense::unknown:
// Timing sense none means function does not mention from_port.
// This can happen if the function references an internal port,
// as in fpga lut cells.
case TimingSense::none:
if (to_fall) {
to_rf = RiseFall::fall();
@ -337,6 +386,7 @@ TimingArcSet *
LibertyBuilder::makeLatchDtoQArcs(LibertyCell *cell,
LibertyPort *from_port,
LibertyPort *to_port,
TimingSense sense,
LibertyPort *related_out,
TimingArcAttrsPtr attrs)
{
@ -346,7 +396,6 @@ LibertyBuilder::makeLatchDtoQArcs(LibertyCell *cell,
TimingModel *model;
RiseFall *to_rf = RiseFall::rise();
model = attrs->model(to_rf);
TimingSense sense = attrs->timingSense();
if (model) {
RiseFall *from_rf = (sense == TimingSense::negative_unate) ?
to_rf->opposite() : to_rf;

11
liberty/LibertyBuilder.hh
View File

@ -26,12 +26,16 @@ namespace sta {
class TimingArcAttrs;
class InternalPowerAttrs;
class LeakagePowerAttrs;
class Debug;
class Report;
class LibertyBuilder
{
public:
LibertyBuilder() {}
virtual ~LibertyBuilder() {}
void init(Debug *debug,
Report *report);
virtual LibertyCell *makeCell(LibertyLibrary *library,
const char *name,
const char *filename);
@ -52,7 +56,8 @@ public:
LibertyPort *from_port,
LibertyPort *to_port,
LibertyPort *related_out,
TimingArcAttrsPtr attrs);
TimingArcAttrsPtr attrs,
int line);
InternalPower *makeInternalPower(LibertyCell *cell,
LibertyPort *port,
LibertyPort *related_port,
@ -112,6 +117,7 @@ protected:
TimingArcSet *makeLatchDtoQArcs(LibertyCell *cell,
LibertyPort *from_port,
LibertyPort *to_port,
TimingSense sense,
LibertyPort *related_out,
TimingArcAttrsPtr attrs);
TimingArcSet *makeRegLatchArcs(LibertyCell *cell,
@ -140,6 +146,9 @@ protected:
bool to_rise,
bool to_fall,
TimingArcAttrsPtr attrs);
Debug *debug_;
Report *report_;
};
} // namespace

70
liberty/LibertyReader.cc
View File

@ -55,14 +55,12 @@ readLibertyFile(const char *filename,
bool infer_latches,
Network *network)
{
LibertyBuilder builder;
LibertyReader reader(&builder);
LibertyReader reader;
return reader.readLibertyFile(filename, infer_latches, network);
}
LibertyReader::LibertyReader(LibertyBuilder *builder) :
LibertyGroupVisitor(),
builder_(builder)
LibertyReader::LibertyReader() :
LibertyGroupVisitor()
{
defineVisitors();
}
@ -137,6 +135,8 @@ LibertyReader::readLibertyFile(const char *filename,
default_operating_condition_ = nullptr;
receiver_model_ = nullptr;
builder_.init(debug_, report_);
for (auto rf_index : RiseFall::rangeIndex()) {
have_input_threshold_[rf_index] = false;
have_output_threshold_[rf_index] = false;
@ -1863,7 +1863,7 @@ LibertyReader::beginCell(LibertyGroup *group)
const char *name = group->firstName();
if (name) {
debugPrint(debug_, "liberty", 1, "cell %s", name);
cell_ = builder_->makeCell(library_, name, filename_);
cell_ = builder_.makeCell(library_, name, filename_);
in_bus_ = false;
in_bundle_ = false;
}
@ -2061,7 +2061,7 @@ void
LibertyReader::makeLeakagePowers()
{
for (LeakagePowerGroup *power_group : leakage_powers_) {
builder_->makeLeakagePower(cell_, power_group);
builder_.makeLeakagePower(cell_, power_group);
delete power_group;
}
leakage_powers_.clear();
@ -2297,8 +2297,8 @@ LibertyReader::makeTimingArcs(const char *from_port_name,
LibertyPort *from_port = from_port_iter.next();
if (from_port->direction()->isOutput())
libWarn(164, timing->line(), "timing group from output port.");
builder_->makeTimingArcs(cell_, from_port, to_port,
related_out_port, timing->attrs());
builder_.makeTimingArcs(cell_, from_port, to_port, related_out_port,
timing->attrs(), timing->line());
}
}
else if (from_port_iter.size() > 1 && !to_port->hasMembers()) {
@ -2307,8 +2307,8 @@ LibertyReader::makeTimingArcs(const char *from_port_name,
LibertyPort *from_port = from_port_iter.next();
if (from_port->direction()->isOutput())
libWarn(165, timing->line(), "timing group from output port.");
builder_->makeTimingArcs(cell_, from_port, to_port,
related_out_port, timing->attrs());
builder_.makeTimingArcs(cell_, from_port, to_port, related_out_port,
timing->attrs(), timing->line());
}
}
else if (from_port_iter.size() == 1 && to_port->hasMembers()) {
@ -2320,8 +2320,8 @@ LibertyReader::makeTimingArcs(const char *from_port_name,
LibertyPortMemberIterator bit_iter(to_port);
while (bit_iter.hasNext()) {
LibertyPort *to_port_bit = bit_iter.next();
builder_->makeTimingArcs(cell_, from_port, to_port_bit,
related_out_port, timing->attrs());
builder_.makeTimingArcs(cell_, from_port, to_port_bit, related_out_port,
timing->attrs(), timing->line());
}
}
}
@ -2335,8 +2335,9 @@ LibertyReader::makeTimingArcs(const char *from_port_name,
LibertyPort *to_port_bit = to_iter.next();
if (from_port_bit->direction()->isOutput())
libWarn(167, timing->line(), "timing group from output port.");
builder_->makeTimingArcs(cell_, from_port_bit, to_port_bit,
related_out_port, timing->attrs());
builder_.makeTimingArcs(cell_, from_port_bit, to_port_bit,
related_out_port, timing->attrs(),
timing->line());
}
}
else
@ -2353,8 +2354,9 @@ LibertyReader::makeTimingArcs(const char *from_port_name,
LibertyPortMemberIterator to_iter(to_port);
while (to_iter.hasNext()) {
LibertyPort *to_port_bit = to_iter.next();
builder_->makeTimingArcs(cell_, from_port_bit, to_port_bit,
related_out_port, timing->attrs());
builder_.makeTimingArcs(cell_, from_port_bit, to_port_bit,
related_out_port, timing->attrs(),
timing->line());
}
}
}
@ -2655,11 +2657,11 @@ LibertyReader::makeInternalPowers(LibertyPort *port,
LibertyPortMemberIterator bit_iter(port);
while (bit_iter.hasNext()) {
LibertyPort *port_bit = bit_iter.next();
builder_->makeInternalPower(cell_, port_bit, nullptr, power_group);
builder_.makeInternalPower(cell_, port_bit, nullptr, power_group);
}
}
else
builder_->makeInternalPower(cell_, port, nullptr, power_group);
builder_.makeInternalPower(cell_, port, nullptr, power_group);
}
}
@ -2673,14 +2675,14 @@ LibertyReader::makeInternalPowers(LibertyPort *port,
// one -> one
if (related_port_iter.hasNext()) {
LibertyPort *related_port = related_port_iter.next();
builder_->makeInternalPower(cell_, port, related_port, power_group);
builder_.makeInternalPower(cell_, port, related_port, power_group);
}
}
else if (related_port_iter.size() > 1 && !port->hasMembers()) {
// bus -> one
while (related_port_iter.hasNext()) {
LibertyPort *related_port = related_port_iter.next();
builder_->makeInternalPower(cell_, port, related_port, power_group);
builder_.makeInternalPower(cell_, port, related_port, power_group);
}
}
else if (related_port_iter.size() == 1 && port->hasMembers()) {
@ -2690,7 +2692,7 @@ LibertyReader::makeInternalPowers(LibertyPort *port,
LibertyPortMemberIterator bit_iter(port);
while (bit_iter.hasNext()) {
LibertyPort *port_bit = bit_iter.next();
builder_->makeInternalPower(cell_, port_bit, related_port, power_group);
builder_.makeInternalPower(cell_, port_bit, related_port, power_group);
}
}
}
@ -2702,7 +2704,7 @@ LibertyReader::makeInternalPowers(LibertyPort *port,
while (related_port_iter.hasNext() && to_iter.hasNext()) {
LibertyPort *related_port_bit = related_port_iter.next();
LibertyPort *port_bit = to_iter.next();
builder_->makeInternalPower(cell_, port_bit, related_port_bit, power_group);
builder_.makeInternalPower(cell_, port_bit, related_port_bit, power_group);
}
}
else
@ -2717,7 +2719,7 @@ LibertyReader::makeInternalPowers(LibertyPort *port,
LibertyPortMemberIterator to_iter(port);
while (to_iter.hasNext()) {
LibertyPort *port_bit = to_iter.next();
builder_->makeInternalPower(cell_, port_bit, related_port_bit, power_group);
builder_.makeInternalPower(cell_, port_bit, related_port_bit, power_group);
}
}
}
@ -2926,7 +2928,7 @@ LibertyReader::beginPin(LibertyGroup *group)
debugPrint(debug_, "liberty", 1, " port %s", name);
LibertyPort *port = findPort(name);
if (port == nullptr)
port = builder_->makePort(cell_, name);
port = builder_.makePort(cell_, name);
ports_->push_back(port);
}
else
@ -2940,7 +2942,7 @@ LibertyReader::beginPin(LibertyGroup *group)
if (param->isString()) {
const char *name = param->stringValue();
debugPrint(debug_, "liberty", 1, " port %s", name);
LibertyPort *port = builder_->makePort(cell_, name);
LibertyPort *port = builder_.makePort(cell_, name);
ports_->push_back(port);
}
else
@ -3066,7 +3068,7 @@ LibertyReader::visitBusType(LibertyAttr *attr)
if (bus_dcl) {
for (const char *name : bus_names_) {
debugPrint(debug_, "liberty", 1, " bus %s", name);
LibertyPort *port = builder_->makeBusPort(cell_, name, bus_dcl->from(),
LibertyPort *port = builder_.makeBusPort(cell_, name, bus_dcl->from(),
bus_dcl->to(), bus_dcl);
ports_->push_back(port);
}
@ -3112,13 +3114,13 @@ LibertyReader::visitMembers(LibertyAttr *attr)
const char *port_name = value->stringValue();
LibertyPort *port = findPort(port_name);
if (port == nullptr)
port = builder_->makePort(cell_, port_name);
port = builder_.makePort(cell_, port_name);
members->push_back(port);
}
else
libWarn(107, attr, "member is not a string.");
}
LibertyPort *port = builder_->makeBundlePort(cell_, name, members);
LibertyPort *port = builder_.makeBundlePort(cell_, name, members);
ports_->push_back(port);
}
}
@ -3668,16 +3670,16 @@ LibertyReader::beginSequential(LibertyGroup *group,
LibertyPort *out_port_inv = nullptr;
if (out_name) {
if (has_size)
out_port = builder_->makeBusPort(cell_, out_name, size - 1, 0, nullptr);
out_port = builder_.makeBusPort(cell_, out_name, size - 1, 0, nullptr);
else
out_port = builder_->makePort(cell_,out_name);
out_port = builder_.makePort(cell_,out_name);
out_port->setDirection(PortDirection::internal());
}
if (out_inv_name) {
if (has_size)
out_port_inv = builder_->makeBusPort(cell_, out_inv_name, size - 1, 0, nullptr);
out_port_inv = builder_.makeBusPort(cell_, out_inv_name, size - 1, 0, nullptr);
else
out_port_inv = builder_->makePort(cell_, out_inv_name);
out_port_inv = builder_.makePort(cell_, out_inv_name);
out_port_inv->setDirection(PortDirection::internal());
}
sequential_ = new SequentialGroup(is_register, is_bank,
@ -4337,7 +4339,7 @@ LibertyReader::beginLut(LibertyGroup *group)
while (parser.hasNext()) {
char *name = parser.next();
if (name[0] != '\0') {
LibertyPort *port = builder_->makePort(cell_, name);
LibertyPort *port = builder_.makePort(cell_, name);
port->setDirection(PortDirection::internal());
}
}

4
liberty/LibertyReaderPvt.hh
View File

@ -63,7 +63,7 @@ typedef Vector<OutputWaveform*> OutputWaveformSeq;
class LibertyReader : public LibertyGroupVisitor
{
public:
explicit LibertyReader(LibertyBuilder *builder);
explicit LibertyReader();
virtual ~LibertyReader();
virtual LibertyLibrary *readLibertyFile(const char *filename,
bool infer_latches,
@ -557,7 +557,7 @@ protected:
Report *report_;
Debug *debug_;
Network *network_;
LibertyBuilder *builder_;
LibertyBuilder builder_;
LibertyVariableMap *var_map_;
LibertyLibrary *library_;
LibraryGroupMap group_begin_map_;

371
messages.txt
View File

@ -1,16 +1,16 @@
0001 DmpCeff.cc:1597 cell %s delay model not supported on SPF parasitics by DMP delay calculator
0002 Liberty.cc:770 cell %s/%s port %s not found in cell %s/%s.
0003 Liberty.cc:796 cell %s/%s %s -> %s timing group %s not found in cell %s/%s.
0004 Liberty.cc:1746 cell %s/%s %s -> %s latch enable %s_edge is inconsistent with %s -> %s setup_%s check.
0005 Liberty.cc:1760 cell %s/%s %s -> %s latch enable %s_edge is inconsistent with latch group enable function positive sense.
0006 Liberty.cc:1768 cell %s/%s %s -> %s latch enable %s_edge is inconsistent with latch group enable function negative sense.
0004 Liberty.cc:1745 cell %s/%s %s -> %s latch enable %s_edge is inconsistent with %s -> %s setup_%s check.
0005 Liberty.cc:1759 cell %s/%s %s -> %s latch enable %s_edge is inconsistent with latch group enable function positive sense.
0006 Liberty.cc:1767 cell %s/%s %s -> %s latch enable %s_edge is inconsistent with latch group enable function negative sense.
0007 LibertyExpr.cc:82 %s references unknown port %s.
0008 ConcreteNetwork.cc:1917 cell type %s can not be linked.
0008 ConcreteNetwork.cc:1909 cell type %s can not be linked.
0009 CycleAccting.cc:87 No common period was found between clocks %s and %s.
0010 Genclks.cc:274 no master clock found for generated clock %s.
0013 Genclks.cc:938 generated clock %s source pin %s missing paths from master clock %s.
0015 Sim.cc:865 propagated logic value %c differs from constraint value of %c on pin %s.
0016 LibertyReader.cc:1037 default_max_fanout is 0.0.
0016 LibertyReader.cc:1041 default_max_fanout is 0.0.
0017 Sta.cc:2093 '%s' is not a valid endpoint.
0018 Sta.cc:2017 '%s' is not a valid start point.
0021 SpefParse.yy:805 %d is not positive.
@ -31,143 +31,144 @@
0036 LibertyReader.cc:702 slew_upper_threshold_pct_%s not found.
0037 LibertyReader.cc:707 Library %s is missing one or more thresholds.
0038 LibertyReader.cc:786 unknown unit multiplier %s.
0039 LibertyReader.cc:807 unknown unit scale %c.
0040 LibertyReader.cc:810 unknown unit suffix %s.
0041 LibertyReader.cc:836 capacitive_load_units are not ff or pf.
0042 LibertyReader.cc:839 capacitive_load_units are not a string.
0043 LibertyReader.cc:842 capacitive_load_units missing suffix.
0044 LibertyReader.cc:845 capacitive_load_units scale is not a float.
0045 LibertyReader.cc:848 capacitive_load_units missing scale and suffix.
0046 LibertyReader.cc:851 capacitive_load_unit missing values suffix.
0047 LibertyReader.cc:869 delay_model %s not supported.
0048 LibertyReader.cc:873 delay_model %s not supported.
0049 LibertyReader.cc:877 delay_model %s not supported.
0050 LibertyReader.cc:882 delay_model %s not supported.
0039 LibertyReader.cc:809 unknown unit scale %c.
0040 LibertyReader.cc:812 unknown unit suffix %s.
0041 LibertyReader.cc:840 capacitive_load_units are not ff or pf.
0042 LibertyReader.cc:843 capacitive_load_units are not a string.
0043 LibertyReader.cc:846 capacitive_load_units missing suffix.
0044 LibertyReader.cc:849 capacitive_load_units scale is not a float.
0045 LibertyReader.cc:852 capacitive_load_units missing scale and suffix.
0046 LibertyReader.cc:855 capacitive_load_unit missing values suffix.
0047 LibertyReader.cc:873 delay_model %s not supported.
0048 LibertyReader.cc:877 delay_model %s not supported.
0049 LibertyReader.cc:881 delay_model %s not supported.
0050 LibertyReader.cc:886 delay_model %s not supported.
.
0051 LibertyReader.cc:885 unknown delay_model %s
0051 LibertyReader.cc:889 unknown delay_model %s
.
0052 LibertyReader.cc:904 unknown bus_naming_style format.
0052 LibertyReader.cc:908 unknown bus_naming_style format.
0053 LibertyReader.cc:597 library %s already exists.
0054 LibertyReader.cc:925 voltage_map voltage is not a float.
0055 LibertyReader.cc:928 voltage_map missing voltage.
0056 LibertyReader.cc:931 voltage_map supply name is not a string.
0057 LibertyReader.cc:934 voltage_map missing supply name and voltage.
0058 LibertyReader.cc:937 voltage_map missing values suffix.
0059 LibertyReader.cc:1155 default_wire_load_mode %s not found.
0054 LibertyReader.cc:929 voltage_map voltage is not a float.
0055 LibertyReader.cc:932 voltage_map missing voltage.
0056 LibertyReader.cc:935 voltage_map supply name is not a string.
0057 LibertyReader.cc:938 voltage_map missing supply name and voltage.
0058 LibertyReader.cc:941 voltage_map missing values suffix.
0059 LibertyReader.cc:1159 default_wire_load_mode %s not found.
0060 LibertyReader.cc:680 default_operating_condition %s not found.
0061 LibertyReader.cc:1326 table template missing name.
0062 LibertyReader.cc:1371 missing variable_%d attribute.
0063 LibertyReader.cc:1414 axis type %s not supported.
0064 LibertyReader.cc:1474 bus type %s missing bit_from.
0065 LibertyReader.cc:1476 bus type %s missing bit_to.
0066 LibertyReader.cc:1480 type missing name.
0067 LibertyReader.cc:1507 scaling_factors do not have a name.
0068 LibertyReader.cc:1675 operating_conditions missing name.
0069 LibertyReader.cc:1745 wire_load missing name.
0070 LibertyReader.cc:1788 fanout_length is missing length and fanout.
0071 LibertyReader.cc:1803 wire_load_selection missing name.
0072 LibertyReader.cc:1834 wireload %s not found.
0074 LibertyReader.cc:1841 wire_load_from_area min not a float.
0075 LibertyReader.cc:1844 wire_load_from_area max not a float.
0076 LibertyReader.cc:1847 wire_load_from_area missing parameters.
0077 LibertyReader.cc:1850 wire_load_from_area missing parameters.
0078 LibertyReader.cc:1867 cell missing name.
0079 LibertyReader.cc:1890 cell %s ocv_derate_group %s not found.
0080 LibertyReader.cc:1926 port %s function size does not match port size.
0081 LibertyReader.cc:1994 %s %s bus width mismatch.
0082 LibertyReader.cc:2005 %s %s bus width mismatch.
0083 LibertyReader.cc:2015 clear
0084 LibertyReader.cc:2025 preset
0085 LibertyReader.cc:2061 latch enable function is non-unate for port %s.
0086 LibertyReader.cc:2066 latch enable function is unknown for port %s.
0087 LibertyReader.cc:2142 operating conditions %s not found.
0088 LibertyReader.cc:2145 scaled_cell missing operating condition.
0089 LibertyReader.cc:2148 scaled_cell cell %s has not been defined.
0090 LibertyReader.cc:2151 scaled_cell missing name.
0091 LibertyReader.cc:2177 scaled_cell %s, %s port functions do not match cell port functions.
0092 LibertyReader.cc:2182 scaled_cell ports do not match cell ports.
0093 LibertyReader.cc:2184 scaled_cell %s, %s timing does not match cell timing.
0094 LibertyReader.cc:2203 combinational timing to an input port.
0095 LibertyReader.cc:2294 missing %s_transition.
0096 LibertyReader.cc:2296 missing cell_%s.
0099 LibertyReader.cc:2894 scaling_factors %s not found.
0100 LibertyReader.cc:2937 pin name is not a string.
0101 LibertyReader.cc:2956 pin name is not a string.
0102 LibertyReader.cc:2972 pin name is not a string.
0103 LibertyReader.cc:3050 bus %s bus_type not found.
0104 LibertyReader.cc:3106 bus_type %s not found.
0105 LibertyReader.cc:3109 bus_type is not a string.
0106 LibertyReader.cc:3127 bundle %s member not found.
0107 LibertyReader.cc:3154 member is not a string.
0108 LibertyReader.cc:3161 members attribute is missing values.
0109 LibertyReader.cc:3212 unknown port direction.
0110 LibertyReader.cc:3580 pulse_latch unknown pulse type.
0111 LibertyReader.cc:3958 unknown timing_type %s.
0112 LibertyReader.cc:3978 unknown timing_sense %s.
0113 LibertyReader.cc:4018 mode value is not a string.
0114 LibertyReader.cc:4021 missing mode value.
0115 LibertyReader.cc:4024 mode name is not a string.
0116 LibertyReader.cc:4027 mode missing values.
0117 LibertyReader.cc:4030 mode missing mode name and value.
0118 LibertyReader.cc:2541 unsupported model axis.
0119 LibertyReader.cc:4133 unsupported model axis.
0120 LibertyReader.cc:4162 unsupported model axis.
0121 LibertyReader.cc:4197 unsupported model axis.
0122 LibertyReader.cc:4252 table template %s not found.
0123 LibertyReader.cc:4331 %s is missing values.
0124 LibertyReader.cc:4356 %s is not a list of floats.
0125 LibertyReader.cc:4358 table row has %u columns but axis has %d.
0126 LibertyReader.cc:4368 table has %u rows but axis has %d.
0127 LibertyReader.cc:4421 lut output is not a string.
0128 LibertyReader.cc:4463 mode definition missing name.
0129 LibertyReader.cc:4480 mode value missing name.
0130 LibertyReader.cc:4494 when attribute inside table model.
0131 LibertyReader.cc:4543 %s attribute is not a string.
0132 LibertyReader.cc:4546 %s is not a simple attribute.
0133 LibertyReader.cc:4569 %s is not a simple attribute.
0134 LibertyReader.cc:4582 %s is not a simple attribute.
0135 LibertyReader.cc:4606 %s value %s is not a float.
0136 LibertyReader.cc:4635 %s missing values.
0137 LibertyReader.cc:4639 %s missing values.
0138 LibertyReader.cc:4642 %s is not a complex attribute.
0139 LibertyReader.cc:4668 %s is not a float.
0140 LibertyReader.cc:4691 %s is missing values.
0141 LibertyReader.cc:4694 %s has more than one string.
0142 LibertyReader.cc:4703 %s is missing values.
0143 LibertyReader.cc:4728 %s attribute is not boolean.
0144 LibertyReader.cc:4731 %s attribute is not boolean.
0145 LibertyReader.cc:4734 %s is not a simple attribute.
0146 LibertyReader.cc:4750 attribute %s value %s not recognized.
0147 LibertyReader.cc:4781 unknown early/late value.
0148 LibertyReader.cc:5007 OCV derate group named %s not found.
0149 LibertyReader.cc:5023 ocv_derate missing name.
0150 LibertyReader.cc:5076 unknown rise/fall.
0151 LibertyReader.cc:5096 unknown derate type.
0152 LibertyReader.cc:5128 unsupported model axis.
0153 LibertyReader.cc:5160 unsupported model axis.
0154 LibertyReader.cc:5192 unsupported model axis.
0155 LibertyReader.cc:5263 unknown pg_type.
0156 LibertyReader.cc:5658 port %s subscript out of range.
0157 LibertyReader.cc:5662 port range %s of non-bus port %s.
0158 LibertyReader.cc:5676 port %s not found.
0159 LibertyReader.cc:5746 port %s not found.
0160 LibertyReader.cc:1022 default_max_transition is 0.0.
0161 LibertyReader.cc:3468 max_transition is 0.0.
0162 LibertyReader.cc:4566 %s attribute is not an integer.
0163 LibertyReader.cc:1127 default_fanout_load is 0.0.
0164 LibertyReader.cc:2316 timing group from output port.
0165 LibertyReader.cc:2326 timing group from output port.
0166 LibertyReader.cc:2336 timing group from output port.
0167 LibertyReader.cc:2354 timing group from output port.
0168 LibertyReader.cc:2369 timing group from output port.
0169 LibertyReader.cc:4438 cell %s test_cell redefinition.
0170 LibertyReader.cc:3877 timing group missing related_pin/related_bus_pin.
0061 LibertyReader.cc:1330 table template missing name.
0062 LibertyReader.cc:1375 missing variable_%d attribute.
0063 LibertyReader.cc:1418 axis type %s not supported.
0064 LibertyReader.cc:1478 bus type %s missing bit_from.
0065 LibertyReader.cc:1480 bus type %s missing bit_to.
0066 LibertyReader.cc:1484 type missing name.
0067 LibertyReader.cc:1511 scaling_factors do not have a name.
0068 LibertyReader.cc:1679 operating_conditions missing name.
0069 LibertyReader.cc:1749 wire_load missing name.
0070 LibertyReader.cc:1792 fanout_length is missing length and fanout.
0071 LibertyReader.cc:1807 wire_load_selection missing name.
0072 LibertyReader.cc:1838 wireload %s not found.
0074 LibertyReader.cc:1845 wire_load_from_area min not a float.
0075 LibertyReader.cc:1848 wire_load_from_area max not a float.
0076 LibertyReader.cc:1851 wire_load_from_area missing parameters.
0077 LibertyReader.cc:1854 wire_load_from_area missing parameters.
0078 LibertyReader.cc:1871 cell missing name.
0079 LibertyReader.cc:1894 cell %s ocv_derate_group %s not found.
0080 LibertyReader.cc:1925 port %s function size does not match port size.
0081 LibertyReader.cc:1981 %s %s bus width mismatch.
0082 LibertyReader.cc:1992 %s %s bus width mismatch.
0083 LibertyReader.cc:2002 clear
0084 LibertyReader.cc:2012 preset
0085 LibertyReader.cc:2048 latch enable function is non-unate for port %s.
0086 LibertyReader.cc:2053 latch enable function is unknown for port %s.
0087 LibertyReader.cc:2125 operating conditions %s not found.
0088 LibertyReader.cc:2128 scaled_cell missing operating condition.
0089 LibertyReader.cc:2131 scaled_cell cell %s has not been defined.
0090 LibertyReader.cc:2134 scaled_cell missing name.
0091 LibertyReader.cc:2160 scaled_cell %s, %s port functions do not match cell port functions.
0092 LibertyReader.cc:2165 scaled_cell ports do not match cell ports.
0093 LibertyReader.cc:2167 scaled_cell %s, %s timing does not match cell timing.
0094 LibertyReader.cc:2186 combinational timing to an input port.
0095 LibertyReader.cc:2277 missing %s_transition.
0096 LibertyReader.cc:2279 missing cell_%s.
0099 LibertyReader.cc:2877 scaling_factors %s not found.
0100 LibertyReader.cc:2918 pin name is not a string.
0101 LibertyReader.cc:2935 pin name is not a string.
0102 LibertyReader.cc:2949 pin name is not a string.
0103 LibertyReader.cc:3025 bus %s bus_type not found.
0104 LibertyReader.cc:3077 bus_type %s not found.
0105 LibertyReader.cc:3080 bus_type is not a string.
0106 LibertyReader.cc:3098 bundle %s member not found.
0107 LibertyReader.cc:3121 member is not a string.
0108 LibertyReader.cc:3128 members attribute is missing values.
0109 LibertyReader.cc:3179 unknown port direction.
0110 LibertyReader.cc:3519 pulse_latch unknown pulse type.
0111 LibertyReader.cc:3889 unknown timing_type %s.
0112 LibertyReader.cc:3909 unknown timing_sense %s.
0113 LibertyReader.cc:3949 mode value is not a string.
0114 LibertyReader.cc:3952 missing mode value.
0115 LibertyReader.cc:3955 mode name is not a string.
0116 LibertyReader.cc:3958 mode missing values.
0117 LibertyReader.cc:3961 mode missing mode name and value.
0118 LibertyReader.cc:2526 unsupported model axis.
0119 LibertyReader.cc:4064 unsupported model axis.
0120 LibertyReader.cc:4093 unsupported model axis.
0121 LibertyReader.cc:4128 unsupported model axis.
0122 LibertyReader.cc:4183 table template %s not found.
0123 LibertyReader.cc:4262 %s is missing values.
0124 LibertyReader.cc:4285 %s is not a list of floats.
0125 LibertyReader.cc:4287 table row has %u columns but axis has %d.
0126 LibertyReader.cc:4297 table has %u rows but axis has %d.
0127 LibertyReader.cc:4348 lut output is not a string.
0128 LibertyReader.cc:4390 mode definition missing name.
0129 LibertyReader.cc:4407 mode value missing name.
0130 LibertyReader.cc:4421 when attribute inside table model.
0131 LibertyReader.cc:4470 %s attribute is not a string.
0132 LibertyReader.cc:4473 %s is not a simple attribute.
0133 LibertyReader.cc:4496 %s is not a simple attribute.
0134 LibertyReader.cc:4509 %s is not a simple attribute.
0135 LibertyReader.cc:4533 %s value %s is not a float.
0136 LibertyReader.cc:4562 %s missing values.
0137 LibertyReader.cc:4566 %s missing values.
0138 LibertyReader.cc:4569 %s is not a complex attribute.
0139 LibertyReader.cc:4595 %s is not a float.
0140 LibertyReader.cc:4618 %s is missing values.
0141 LibertyReader.cc:4621 %s has more than one string.
0142 LibertyReader.cc:4630 %s is missing values.
0143 LibertyReader.cc:4655 %s attribute is not boolean.
0144 LibertyReader.cc:4658 %s attribute is not boolean.
0145 LibertyReader.cc:4661 %s is not a simple attribute.
0146 LibertyReader.cc:4677 attribute %s value %s not recognized.
0147 LibertyReader.cc:4708 unknown early/late value.
0148 LibertyReader.cc:4928 OCV derate group named %s not found.
0149 LibertyReader.cc:4944 ocv_derate missing name.
0150 LibertyReader.cc:4997 unknown rise/fall.
0151 LibertyReader.cc:5017 unknown derate type.
0152 LibertyReader.cc:5049 unsupported model axis.
0153 LibertyReader.cc:5081 unsupported model axis.
0154 LibertyReader.cc:5113 unsupported model axis.
0155 LibertyReader.cc:5184 unknown pg_type.
0156 LibertyReader.cc:5579 port %s subscript out of range.
0157 LibertyReader.cc:5583 port range %s of non-bus port %s.
0158 LibertyReader.cc:5597 port %s not found.
0159 LibertyReader.cc:5667 port %s not found.
0160 LibertyReader.cc:1026 default_max_transition is 0.0.
0161 LibertyReader.cc:3413 max_transition is 0.0.
0162 LibertyReader.cc:4493 %s attribute is not an integer.
0163 LibertyReader.cc:1131 default_fanout_load is 0.0.
0164 LibertyReader.cc:2299 timing group from output port.
0165 LibertyReader.cc:2309 timing group from output port.
0166 LibertyReader.cc:2319 timing group from output port.
0167 LibertyReader.cc:2337 timing group from output port.
0168 LibertyReader.cc:2353 timing group from output port.
0169 LibertyReader.cc:4365 cell %s test_cell redefinition.
0170 LibertyReader.cc:3808 timing group missing related_pin/related_bus_pin.
0171 LibertyReader.cc:815 unknown unit suffix %s.
0179 SpefReader.cc:734 %s.
0190 VerilogReader.cc:1782 %s is not a verilog module.
0191 VerilogReader.cc:1787 %s is not a verilog module.
0201 StaTcl.i:118 no network has been linked.
0202 StaTcl.i:132 network does not support edits.
0204 StaTcl.i:4123 POCV support requires compilation with SSTA=1.
0204 StaTcl.i:4129 POCV support requires compilation with SSTA=1.
0206 LibertyExpr.cc:175 %s %s.
0207 GraphDelayCalc1.cc:738 port not found in cell
0208 Graph.cc:793 arc_delay_annotated array bounds exceeded
@ -184,20 +185,20 @@
0252 PathEnumed.cc:135 enumerated path required time
0253 PathGroup.cc:399 unknown path end type
0254 PathVertexRep.cc:145 tag group missing tag
0255 ReportPath.cc:287 unsupported path type
0256 ReportPath.cc:308 unsupported path type
0257 ReportPath.cc:347 unsupported path type
0259 ReportPath.cc:2376 unsupported path type
0260 Search.cc:2655 max tag group index exceeded
0261 Search.cc:2891 max tag index exceeded
0262 Search.cc:3618 unexpected filter path
0263 Search.cc:3786 tns incr existing vertex
0264 Sta.cc:4190 corresponding timing arc set not found in equiv cells
0255 ReportPath.cc:289 unsupported path type
0256 ReportPath.cc:310 unsupported path type
0257 ReportPath.cc:349 unsupported path type
0259 ReportPath.cc:2378 unsupported path type
0260 Search.cc:2654 max tag group index exceeded
0261 Search.cc:2890 max tag index exceeded
0262 Search.cc:3617 unexpected filter path
0263 Search.cc:3785 tns incr existing vertex
0264 Sta.cc:4215 corresponding timing arc set not found in equiv cells
0265 TagGroup.cc:297 tag group missing tag
0266 Sta.cc:2090 '%s' is not a valid endpoint.
0267 Sta.cc:2014 '%s' is not a valid start point.
0272 StaTcl.i:4109 unknown common clk pessimism mode.
0273 StaTcl.i:5055 unknown clock sense
0272 StaTcl.i:4115 unknown common clk pessimism mode.
0273 StaTcl.i:5064 unknown clock sense
0299 Power.tcl:241 activity cannot be set on clock ports.
0300 CmdUtil.tcl:44 no commands match '$pattern'.
0301 Power.tcl:218 activity should be 0.0 to 1.0 or 2.0
@ -205,11 +206,11 @@
0303 Sdc.tcl:1586 -clock ignored for clock objects.
0304 Sdc.tcl:2178 -from/-to keywords ignored for lib_pin, port and pin arguments.
0305 CmdArgs.tcl:166 object '$obj' not found.
0313 CmdArgs.tcl:842 unsupported object type $object_type.
0314 CmdArgs.tcl:857 $arg_name must be a single net.
0315 CmdArgs.tcl:863 $arg_name '$object_type' is not a net.
0316 CmdArgs.tcl:868 $arg_name '$arg' not found.
0318 Search.tcl:1057 unknown path group '$name'.
0313 CmdArgs.tcl:873 unsupported object type $object_type.
0314 CmdArgs.tcl:888 $arg_name must be a single net.
0315 CmdArgs.tcl:894 $arg_name '$object_type' is not a net.
0316 CmdArgs.tcl:899 $arg_name '$arg' not found.
0318 Search.tcl:1060 unknown path group '$name'.
0319 Sdc.tcl:288 $unit scale [format %.0e $scale] does not match library scale [format %.0e $unit_scale].
0320 Sdc.tcl:437 current_design for other than top cell not supported.
0321 Sdc.tcl:474 patterns argument not supported with -of_objects.
@ -262,7 +263,7 @@
0369 Sdc.tcl:3303 no valid objects specified for $key.
0370 Sdc.tcl:3336 no valid objects specified for $key
0371 Sdc.tcl:3497 set_wire_load_min_block_size not supported.
0372 NetworkEdit.tcl:129 connect_pins is deprecated. Use connect_pin.
0372 NetworkEdit.tcl:137 connect_pins is deprecated. Use connect_pin.
0373 Sdc.tcl:3647 define_corners must be called before read_liberty.
0374 Sta.cc:2416 maximum corner count exceeded
0400 Util.tcl:44 $cmd $key missing value.
@ -346,14 +347,14 @@
0480 CmdArgs.tcl:558 $arg_name type '$object_type' is not a library.
0481 CmdArgs.tcl:563 library '$arg' not found.
0482 CmdArgs.tcl:580 $arg_name must be a single lib cell.
0483 CmdArgs.tcl:636 $arg_name must be a single instance.
0484 CmdArgs.tcl:642 $arg_name type '$object_type' is not an instance.
0485 CmdArgs.tcl:647 instance '$arg' not found.
0486 CmdArgs.tcl:666 $arg_name type '$object_type' is not an instance.
0487 CmdArgs.tcl:673 instance '$arg' not found.
0488 CmdArgs.tcl:734 $arg_name type '$object_type' is not a pin or port.
0489 CmdArgs.tcl:741 pin '$arg' not found.
0490 CmdArgs.tcl:761 $arg_name type '$object_type' is not a port.
0483 CmdArgs.tcl:667 $arg_name must be a single instance.
0484 CmdArgs.tcl:673 $arg_name type '$object_type' is not an instance.
0485 CmdArgs.tcl:678 instance '$arg' not found.
0486 CmdArgs.tcl:697 $arg_name type '$object_type' is not an instance.
0487 CmdArgs.tcl:704 instance '$arg' not found.
0488 CmdArgs.tcl:765 $arg_name type '$object_type' is not a pin or port.
0489 CmdArgs.tcl:772 pin '$arg' not found.
0490 CmdArgs.tcl:792 $arg_name type '$object_type' is not a port.
0491 Property.tcl:32 $cmd object is null.
0492 Property.tcl:37 $cmd $type_key must be specified with object name argument.
0493 Property.tcl:80 get_property $object is not an object.
@ -444,13 +445,13 @@
0583 Sdc.tcl:3525 no wire load model specified.
0584 Sdc.tcl:3586 wire load selection group '$selection_name' not found.
0585 Sdc.tcl:3717 no default operating conditions found.
0586 NetworkEdit.tcl:99 unsupported object type $object_type.
0587 NetworkEdit.tcl:198 unsupported object type $object_type.
0588 NetworkEdit.tcl:216 unsupported object type $object_type.
0586 NetworkEdit.tcl:107 unsupported object type $object_type.
0587 NetworkEdit.tcl:206 unsupported object type $object_type.
0588 NetworkEdit.tcl:224 unsupported object type $object_type.
0589 CmdUtil.tcl:226 unknown namespace $namespc.
0590 Network.tcl:35 instance $instance_path not found.
0591 Network.tcl:241 net $net_path not found.
0592 Network.tcl:244 net $net_path not found.
0591 Network.tcl:221 net $net_path not found.
0592 Network.tcl:224 net $net_path not found.
0593 Link.tcl:34 missing top_cell_name argument and no current_design.
0594 DelayNormal1.cc:203 unknown early/late value.
0595 DelayNormal2.cc:378 unknown early/late value.
@ -462,13 +463,13 @@
0604 Sdc.tcl:281 unknown $unit prefix '$prefix'.
0605 Sdc.tcl:3547 wire load model '$model_name' not found.
0606 Property.tcl:77 get_property unsupported object type $object_type.
0607 StaTcl.i:4359 unknown report path field %s
0608 StaTcl.i:4371 unknown report path field %s
0607 StaTcl.i:4367 unknown report path field %s
0608 StaTcl.i:4379 unknown report path field %s
0609 Search.tcl:411 -all_violators is deprecated. Use -violators
0610 Search.tcl:491 -max_transition deprecated. Use -max_slew.
0611 Search.tcl:496 -min_transition deprecated. Use -min_slew.
0612 Sdf.tcl:41 -cond_use must be min, max or min_max.
0616 Search.tcl:1008 specify one of -setup and -hold.
0616 Search.tcl:1011 specify one of -setup and -hold.
0617 Sdf.tcl:50 -analysis_type is deprecated. Use set_operating_conditions -analysis_type.
0618 DmpCeff.cc:1581 parasitic Pi model has NaNs.
0619 PathEnum.cc:474 path diversion missing edge.
@ -477,13 +478,14 @@
0622 PathVertex.cc:279 missing requireds.
0623 PathVertexRep.cc:153 missing arrivals.
0624 PathVertexRep.cc:150 missing arrivals
0701 LibertyWriter.cc:411 %s/%s/%s timing model not supported.
0702 LibertyWriter.cc:431 3 axis table models not supported.
0703 LibertyWriter.cc:571 %s/%s/%s timing arc type %s not supported.
0704 LibertyWriter.cc:284 %s/%s bundled ports not supported.
0625 Liberty.tcl:33 -no_latch_infer is deprecated.
0701 LibertyWriter.cc:413 %s/%s/%s timing model not supported.
0702 LibertyWriter.cc:433 3 axis table models not supported.
0703 LibertyWriter.cc:573 %s/%s/%s timing arc type %s not supported.
0704 LibertyWriter.cc:286 %s/%s bundled ports not supported.
0705 Liberty.cc:815 Liberty cell %s/%s for corner %s/%s not found.
0706 Parasitics.tcl:70 read_spef -increment is deprecated.
0710 LumpedCapDelayCalc.cc:169 gate delay input variable is NaN
0710 LumpedCapDelayCalc.cc:173 gate delay input variable is NaN
0800 VcdReader.cc:110 unhandled vcd command.
0801 VcdReader.cc:146 timescale syntax error.
0802 VcdReader.cc:160 Unknown timescale unit.
@ -491,16 +493,17 @@
0805 Vcd.cc:172 Unknown variable %s ID %s
0806 ReadVcdActivities.cc:247 clock %s vcd period %s differs from SDC clock period %s
0807 Sdc.tcl:394 only one of -cells, -data_pins, -clock_pins, -async_pins, -output_pins are suppported.
0810 MakeTimingModel.cc:202 clock %s pin %s is inside model block.
0900 LibertyReader.cc:2834 level_shifter_type must be HL, LH, or HL_LH
0901 LibertyReader.cc:2870 switch_cell_type must be coarse_grain or fine_grain
0902 LibertyReader.cc:2452 unsupported model axis.
0903 LibertyReader.cc:4213 %s group not in timing group.
0904 LibertyReader.cc:2435 receiver_capacitance group not in timing or pin group.
0906 LibertyReader.cc:4106 unsupported model axis.
0907 LibertyReader.cc:2480 output_current_%s group not in timing group.
0908 LibertyReader.cc:2585 vector reference_time not found.
0912 LibertyReader.cc:2583 vector index_1 and index_2 must have exactly one value.
0913 LibertyReader.cc:2521 output current waveform %.2e %.2e not found.
0914 LibertyReader.cc:2618 normalized_driver_waveform variable_2 must be normalized_voltage
0915 LibertyReader.cc:2621 normalized_driver_waveform variable_1 must be input_net_transition
0810 MakeTimingModel.cc:203 clock %s pin %s is inside model block.
0900 LibertyReader.cc:2817 level_shifter_type must be HL, LH, or HL_LH
0901 LibertyReader.cc:2853 switch_cell_type must be coarse_grain or fine_grain
0902 LibertyReader.cc:2437 unsupported model axis.
0903 LibertyReader.cc:4144 %s group not in timing group.
0904 LibertyReader.cc:2420 receiver_capacitance group not in timing or pin group.
0906 LibertyReader.cc:4037 unsupported model axis.
0907 LibertyReader.cc:2465 output_current_%s group not in timing group.
0908 LibertyReader.cc:2570 vector reference_time not found.
0912 LibertyReader.cc:2568 vector index_1 and index_2 must have exactly one value.
0913 LibertyReader.cc:2506 output current waveform %.2e %.2e not found.
0914 LibertyReader.cc:2603 normalized_driver_waveform variable_2 must be normalized_voltage
0915 LibertyReader.cc:2606 normalized_driver_waveform variable_1 must be input_net_transition
1640 Search.tcl:904 The transition_time field is deprecated. Use slew instead.