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drt: add net when it does not exist in drt yet #6051

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merged 1 commit into from
Oct 29, 2024
Merged

drt: add net when it does not exist in drt yet #6051

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68 changes: 39 additions & 29 deletions src/drt/src/io/io.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -968,38 +968,45 @@ void io::Parser::updateNetRouting(frNet* netIn, odb::dbNet* net)
}
void io::Parser::setNets(odb::dbBlock* block)
{
for (auto net : block->getNets()) {
bool is_special = net->isSpecial();
if (!is_special && net->getSigType().isSupply()) {
logger_->error(DRT,
305,
"Net {} of signal type {} is not routable by TritonRoute. "
"Move to special nets.",
net->getName(),
net->getSigType().getString());
}
std::unique_ptr<frNet> uNetIn = std::make_unique<frNet>(net->getName());
auto netIn = uNetIn.get();
if (net->getNonDefaultRule()) {
uNetIn->updateNondefaultRule(
getTech()->getNondefaultRule(net->getNonDefaultRule()->getName()));
}
if (net->getSigType() == dbSigType::CLOCK) {
uNetIn->updateIsClock(true);
}
if (is_special) {
uNetIn->setIsSpecial(true);
}
updateNetRouting(netIn, net);
netIn->setType(net->getSigType());
if (is_special) {
getBlock()->addSNet(std::move(uNetIn));
} else {
getBlock()->addNet(std::move(uNetIn));
}
for (auto db_net : block->getNets()) {
addNet(db_net);
}
}

frNet* io::Parser::addNet(odb::dbNet* db_net)
{
bool is_special = db_net->isSpecial();
if (!is_special && db_net->getSigType().isSupply()) {
logger_->error(DRT,
305,
"Net {} of signal type {} is not routable by TritonRoute. "
"Move to special nets.",
db_net->getName(),
db_net->getSigType().getString());
}
std::unique_ptr<frNet> uNetIn = std::make_unique<frNet>(db_net->getName());
auto netIn = uNetIn.get();
if (db_net->getNonDefaultRule()) {
uNetIn->updateNondefaultRule(
getTech()->getNondefaultRule(db_net->getNonDefaultRule()->getName()));
}
if (db_net->getSigType() == dbSigType::CLOCK) {
uNetIn->updateIsClock(true);
}
if (is_special) {
uNetIn->setIsSpecial(true);
}
updateNetRouting(netIn, db_net);
netIn->setType(db_net->getSigType());
if (is_special) {
getBlock()->addSNet(std::move(uNetIn));
} else {
getBlock()->addNet(std::move(uNetIn));
}

return netIn;
}

void updatefrAccessPoint(odb::dbAccessPoint* db_ap,
frAccessPoint* ap,
frTechObject* tech)
Expand Down Expand Up @@ -3050,6 +3057,9 @@ void io::Parser::updateDesign()
}
for (auto db_net : block->getNets()) {
auto netIn = getBlock()->findNet(db_net->getName());
if (netIn == nullptr) {
netIn = addNet(db_net);
}
netIn->clearConns();
netIn->clearRPins();
netIn->clearGuides();
Expand Down
1 change: 1 addition & 0 deletions src/drt/src/io/io.h
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Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,7 @@ class Parser
void setVias(odb::dbBlock*);
void updateNetRouting(frNet*, odb::dbNet*);
void setNets(odb::dbBlock*);
frNet* addNet(odb::dbNet* db_net);
void setAccessPoints(odb::dbDatabase*);
void getSBoxCoords(odb::dbSBox*,
frCoord&,
Expand Down
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