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coriolis
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def: Write route segments 

Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2022-01-10 19:30:59 +00:00
parent 9635cc3311
commit 6c66208e0c
2 changed files with 76 additions and 1 deletions
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75
crlcore/src/ccore/lefdef/DefExport.cpp
View File

@ -32,6 +32,9 @@
#include "hurricane/Cell.h"
#include "hurricane/Library.h"
#include "hurricane/UpdateSession.h"
#include "hurricane/ViaLayer.h"
#include "hurricane/Rectilinear.h"
#include "crlcore/Utilities.h"
#include "crlcore/ToolBox.h"
#include "crlcore/RoutingGauge.h"
@ -108,6 +111,7 @@ namespace {
inline unsigned int getFlags () const;
inline int getStatus () const;
int checkStatus ( int status );
static int writeRouting ( Net*, bool special );
private:
static int _designCbk ( defwCallbackType_e, defiUserData );
static int _designEndCbk ( defwCallbackType_e, defiUserData );
@ -573,6 +577,73 @@ namespace {
}
int DefDriver::writeRouting ( Net* net, bool special )
{
int status = 0;
int i = 0;
for ( Component *component : net->getComponents() ) {
std::string layer = component->getLayer() ? getString(component->getLayer()->getName()) : "";
if (layer.size() >= 4 && layer.substr(layer.size() - 4) == ".pin")
continue;
if (layer.size() >= 6 && layer.substr(layer.size() - 6) == ".block")
continue;
Segment *seg = dynamic_cast<Segment*>(component);
if (seg) {
status = (special ? defwSpecialNetPathStart : defwNetPathStart)((i++) ? "NEW" : "ROUTED");
if (special) {
status = defwSpecialNetPathLayer(layer.c_str());
status = defwSpecialNetPathWidth(int(toDefUnits(seg->getWidth())));
} else {
status = defwNetPathLayer(layer.c_str(), 0, nullptr);
}
double x[2], y[2];
x[0] = toDefUnits(seg->getSourceX());
y[0] = toDefUnits(seg->getSourceY());
x[1] = toDefUnits(seg->getTargetX());
y[1] = toDefUnits(seg->getTargetY());
status = (special ? defwSpecialNetPathPoint : defwNetPathPoint)(2, x, y);
} else {
Contact *contact = dynamic_cast<Contact*>(component);
if (contact) {
const ViaLayer *viaLayer = dynamic_cast<const ViaLayer*>(contact->getLayer());
if (viaLayer) {
status = (special ? defwSpecialNetPathStart : defwNetPathStart)((i++) ? "NEW" : "ROUTED");
if (special)
status = defwSpecialNetPathLayer(getString(viaLayer->getBottom()->getName()).c_str());
else
status = defwNetPathLayer(getString(viaLayer->getBottom()->getName()).c_str(), 0, nullptr);
double x[1], y[1];
x[0] = toDefUnits(contact->getX());
y[0] = toDefUnits(contact->getY());
status = (special ? defwSpecialNetPathPoint : defwNetPathPoint)(1, x, y);
status = (special ? defwSpecialNetPathVia : defwNetPathVia)(getString(viaLayer->getName()).c_str());
}
} else {
Rectilinear *rl = dynamic_cast<Rectilinear*>(component);
if (rl) {
Box box = rl->getBoundingBox();
status = (special ? defwSpecialNetPathStart : defwNetPathStart)((i++) ? "NEW" : "ROUTED");
if (special)
status = defwSpecialNetPathLayer(layer.c_str());
else
status = defwNetPathLayer(layer.c_str(), 0, nullptr);
double x[1], y[1];
x[0] = toDefUnits(box.getXMin());
y[0] = toDefUnits(box.getYMin());
status = (special ? defwSpecialNetPathPoint : defwNetPathPoint)(1, x, y);
defwNetPathRect(0, 0, toDefUnits(box.getWidth()), toDefUnits(box.getHeight()));
}
}
}
}
if (i > 0)
status = (special ? defwSpecialNetPathEnd : defwNetPathEnd)();
return status;
}
int DefDriver::_netCbk ( defwCallbackType_e, defiUserData udata )
{
DefDriver* driver = (DefDriver*)udata;
@ -617,6 +688,7 @@ namespace {
if ( status != 0 ) return driver->checkStatus(status);
}
status = writeRouting(net, false);
status = defwNetEndOneNet ();
if ( status != 0 ) return driver->checkStatus(status);
}
@ -658,6 +730,9 @@ namespace {
status = defwSpecialNetUse ( netUse );
if ( status != 0 ) return driver->checkStatus(status);
status = writeRouting(*inet, true);
if ( status != 0 ) return driver->checkStatus(status);
status = defwSpecialNetEndOneNet ();
if ( status != 0 ) return driver->checkStatus(status);
}

2
lefdef/src/def/def/defwWriter.cpp
View File

@ -3127,7 +3127,7 @@ defwSpecialNetPathStart(const char *typ)
if (strcmp(typ, "NEW") == 0) {
if (defwState != DEFW_PATH)
return DEFW_BAD_DATA;
fprintf(defwFile, " NEW");
fprintf(defwFile, "\n NEW");
} else if (strcmp(typ, "SHIELD") == 0) {
fprintf(defwFile, "\n + %s", typ);
defwSpNetShield = 1;