riscv
/
coriolis
mirror of https://gitlab.lip6.fr/vlsi-eda/coriolis.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Seabreeze : new version of function build_branch(). No more recursivity

This commit is contained in:
HoangAnhP 2022-06-16 18:14:47 +02:00
parent 2c89e5b41a
commit 9b59c50efc
2 changed files with 93 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

95
Seabreeze/src/Seabreeze.cpp
View File

@ -138,11 +138,14 @@ namespace Seabreeze {
//----------------------------------------------------------------------------------------
cerr << "Target contact : " << ccont << endl;
//----------------------------------------------------------------------------------------
ccont = build_branch(ccont);
// ccont = build_branch(ccont);
Contact* ctr = nullptr;
build_branch(ctr, ccont);
//----------------------------------------------------------------------------------------
cerr << "Found a node : " << ccont << endl;
cerr << "Found a node : " << ctr << endl;
//----------------------------------------------------------------------------------------
if ( not ccont ) {
// if ( not ccont ) {
if ( not ctr ) {
cerr << "This branch leads to a NULL contact ?" << endl;
cerr << "Tree build failed" << endl;
return;
@ -150,14 +153,16 @@ namespace Seabreeze {
Node* node = new Node(s, ccont);
int count = 1;
for ( Component* comp : ccont->getSlaveComponents() ) {
// for ( Component* comp : ccont->getSlaveComponents() ) {
for ( Component* comp : ctr->getSlaveComponents() ) {
count += (dynamic_cast<Segment*>(comp)) ? 1 : 0;
}
if ( count == 1 ){
_tree->add_node(node);
}
else if ( count > 2 ) {
for ( Component* comp : ccont->getSlaveComponents() ) {
// for ( Component* comp : ccont->getSlaveComponents() ) {
for ( Component* comp : ctr->getSlaveComponents() ) {
Segment* segmt = dynamic_cast<Segment*>(comp);
if ( not segmt ) continue;
build_from_Node(node, segmt);
@ -165,6 +170,46 @@ namespace Seabreeze {
}
}
void Elmore::build_branch ( Contact* ctr, Contact* ct ) {
int count = 0;
checker.insert(ct);
//-----------------------------------------------------------------------------------
cerr << "Build branch from contact : " << ct << endl;
//-----------------------------------------------------------------------------------
for ( Component* cp : ct->getSlaveComponents() ) {
count += (dynamic_cast<Segment*>(cp)) ? 1 : 0;
}
if ( count == 0 ) {
cerr << "Something is not right here : Contact " << ct << " is isolated ?" << endl;
}
else if ( count == 2 ) {
Segment* sm = nullptr;
for ( Component* cp : ct->getSlaveComponents() ) {
sm = dynamic_cast<Segment*>(cp);
if ( not sm ) continue;
}
Contact* cct = dynamic_cast<Contact*>(sm->getOppositeAnchor(ct));
//------------------------------------------------------------------------------------
cerr << "To contact : " << cct << endl;
//------------------------------------------------------------------------------------
if ( not cct || find(checker.begin(), checker.end(), cct) != checker.end() ) {
cerr << "This branch leads to no where ?" << endl;
}
else {
build_branch(ctr, cct);
}
}
else {
ctr = ct;
//-------------------------------------------------------------------
cerr << "Return contact : " << ctr << endl;
//-------------------------------------------------------------------
}
}
/*
Contact* Elmore::build_branch ( Contact* ct ) {
int count = 0;
checker.insert(ct);
@ -205,9 +250,49 @@ namespace Seabreeze {
}
//-------------------------------------------------------------------
cerr << "After the else : " << cont << endl;
cerr << "Is this line printed twice ?" << endl;
//-------------------------------------------------------------------
return cont;
}
*/
Contact* Elmore::build_branch ( Contact* ct ) {
Contact* tmp = ct;
int count;
do {
checker.insert(tmp);
count = 0;
for ( Component* cp : tmp->getSlaveComponents() ) {
count += (dynamic_cast<Segment*>(cp)) ? 1 : 0;
}
if ( count == 0 ) {
cerr << "Something is not right here : Contact " << tmp << " is isolated ?" << endl;
break;
}
else if ( count != 2 ) {
break;
}
else {
Segment* sm = nullptr;
for ( Component* cp : tmp->getSlaveComponents() ) {
sm = dynamic_cast<Segment*>(cp);
if ( not sm ) continue;
}
Contact* cct = dynamic_cast<Contact*>(sm->getOppositeAnchor(ct));
if ( not cct || checker.count(cct) != 0 ) {
cerr << "This branch leads to no where ?" << endl;
tmp = nullptr;
break;
}
else
tmp = cct;
}
} while ( count == 2 );
return tmp;
}
void Elmore::clearTree ()
{

3
Seabreeze/src/Seabreeze/Seabreeze.h
View File

@ -38,7 +38,8 @@ namespace Seabreeze {
void buildTree ( RoutingPad* rp );
void build_from_node ( Node* source );
void build_from_Node ( Node* source, Segment* seg );
Contact* build_branch ( Contact* ct );
Contact* build_branch ( Contact* contact );
void build_branch ( Contact* ctr, Contact* contact );
void clearTree ();
Tree* getTree ();
inline const set<Contact*>& get_conts () const;