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Add support for arrayed instances with inout ports. 

A NetTran (TRAN_VP) can be used to connect arrayed instance inout
ports. This allows bi-directionality and conflict resolution.
This commit is contained in:
Cary R 2008-11-14 15:20:01 -08:00 committed by Stephen Williams
parent dc6a9e03c9
commit c278b4e41f
1 changed files with 15 additions and 3 deletions
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18
elaborate.cc
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@ -1440,11 +1440,23 @@ v NOTE that this also handles the case that the
spin += sp->vector_width();
}
break;
case NetNet::PINOUT:
cerr << get_fileline() << ": XXXX: "
<< "Forgot how to bind inout ports!" << endl;
des->errors += 1;
for (unsigned ldx = 0 ; ldx < prts.size() ; ldx += 1) {
NetNet*sp = prts[prts.size()-ldx-1];
NetTran*ttmp = new NetTran(scope,
scope->local_symbol(),
sig->vector_width(),
sp->vector_width(),
spin);
des->add_node(ttmp);
ttmp->set_line(*this);
connect(ttmp->pin(0), sig->pin(0));
connect(ttmp->pin(1), sp->pin(0));
spin += sp->vector_width();
}
break;
case NetNet::PIMPLICIT:
cerr << get_fileline() << ": internal error: "
<< "Unexpected IMPLICIT port" << endl;