luke
/
iverilog
mirror of https://github.com/steveicarus/iverilog.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Killing some signals might make others killable.

This commit is contained in:
steve 2000-11-19 20:48:53 +00:00
parent 457d193238
commit ec0d12b738
1 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
nodangle.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: nodangle.cc,v 1.9 2000/11/18 05:12:45 steve Exp $"
#ident "$Id: nodangle.cc,v 1.10 2000/11/19 20:48:53 steve Exp $"
#endif
/*
@ -33,6 +33,8 @@ class nodangle_f : public functor_t {
public:
void event(Design*des, NetEvent*ev);
void signal(Design*des, NetNet*sig);
unsigned count_;
};
void nodangle_f::event(Design*des, NetEvent*ev)
@ -98,18 +100,27 @@ void nodangle_f::signal(Design*des, NetNet*sig)
/* If every pin is connected to another significant signal,
then I can delete this one. */
if (significant_flags == sig->pin_count())
if (significant_flags == sig->pin_count()) {
count_ += 1;
delete sig;
}
}
void nodangle(Design*des)
{
nodangle_f fun;
des->functor(&fun);
do {
fun.count_ = 0;
des->functor(&fun);
} while (fun.count_ > 0);
}
/*
* $Log: nodangle.cc,v $
* Revision 1.10 2000/11/19 20:48:53 steve
* Killing some signals might make others killable.
*
* Revision 1.9 2000/11/18 05:12:45 steve
* Delete unreferenced signals no matter what.
*