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SpefReader::findParasiticNode rm redundant if 

Signed-off-by: James Cherry <cherry@parallaxsw.com>
This commit is contained in:
James Cherry 2024-01-14 17:22:48 -08:00
parent f24208b03b
commit e8e68ae74c
1 changed files with 52 additions and 54 deletions
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106
parasitics/SpefReader.cc
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@ -512,64 +512,62 @@ SpefReader::findParasiticNode(char *name,
ext_net = nullptr;
ext_node_id = 0;
ext_pin = nullptr;
if (name) {
if (parasitic_) {
char *delim = strrchr(name, delimiter_);
if (delim) {
*delim = '\0';
char *name2 = delim + 1;
name = nameMapLookup(name);
Instance *inst = findInstanceRelative(name);
if (inst) {
// <instance>:<port>
Pin *pin = network_->findPin(inst, name2);
if (pin) {
if (network_->isConnected(net_, pin))
node = parasitics_->ensureParasiticNode(parasitic_, pin);
else
ext_pin = pin;
}
else {
// Replace delimiter for error message.
*delim = delimiter_;
warn(176, "pin %s not found.", name);
}
}
else {
Net *net = findNet(name);
// Replace delimiter for error messages.
*delim = delimiter_;
if (net) {
// <net>:<subnode_id>
const char *id_str = delim + 1;
if (isDigits(id_str)) {
int id = atoi(id_str);
if (network_->isConnected(net, net_))
node = parasitics_->ensureParasiticNode(parasitic_, net, id);
else {
ext_net = net;
ext_node_id = id;
}
}
else
warn(177, "node %s not a pin or net:number", name);
}
}
if (name && parasitic_) {
char *delim = strrchr(name, delimiter_);
if (delim) {
*delim = '\0';
char *name2 = delim + 1;
name = nameMapLookup(name);
Instance *inst = findInstanceRelative(name);
if (inst) {
// <instance>:<port>
Pin *pin = network_->findPin(inst, name2);
if (pin) {
if (network_->isConnected(net_, pin))
node = parasitics_->ensureParasiticNode(parasitic_, pin);
else
ext_pin = pin;
}
else {
// Replace delimiter for error message.
*delim = delimiter_;
warn(176, "pin %s not found.", name);
}
}
else {
// <top_level_port>
name = nameMapLookup(name);
Pin *pin = findPortPinRelative(name);
if (pin) {
if (network_->isConnected(net_, pin))
node = parasitics_->ensureParasiticNode(parasitic_, pin);
else
ext_pin = pin;
}
else
warn(178, "pin %s not found.", name);
Net *net = findNet(name);
// Replace delimiter for error messages.
*delim = delimiter_;
if (net) {
// <net>:<subnode_id>
const char *id_str = delim + 1;
if (isDigits(id_str)) {
int id = atoi(id_str);
if (network_->isConnected(net, net_))
node = parasitics_->ensureParasiticNode(parasitic_, net, id);
else {
ext_net = net;
ext_node_id = id;
}
}
else
warn(177, "node %s not a pin or net:number", name);
}
}
}
else {
// <top_level_port>
name = nameMapLookup(name);
Pin *pin = findPortPinRelative(name);
if (pin) {
if (network_->isConnected(net_, pin))
node = parasitics_->ensureParasiticNode(parasitic_, pin);
else
ext_pin = pin;
}
else
warn(178, "pin %s not found.", name);
}
}
}