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net_output handles l-value concatenations.

This commit is contained in:
steve 2004-09-16 03:17:33 +00:00
parent 8dfe16f6d2
commit a579114ae2
1 changed files with 23 additions and 15 deletions
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38
net_nex_output.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#ifdef HAVE_CVS_IDENT #ifdef HAVE_CVS_IDENT
#ident "$Id: net_nex_output.cc,v 1.10 2004/08/28 16:23:05 steve Exp $" #ident "$Id: net_nex_output.cc,v 1.11 2004/09/16 03:17:33 steve Exp $"
#endif #endif
# include "config.h" # include "config.h"
@ -39,23 +39,28 @@ void NetProc::nex_output(NexusSet&out)
<< endl; << endl;
} }
/*
* Assignments have as output all the bits of the concatenated signals
* of the l-value.
*/
void NetAssignBase::nex_output(NexusSet&out) void NetAssignBase::nex_output(NexusSet&out)
{ {
if (NetNet*lsig = lval_->sig()) { for (NetAssign_*cur = lval_ ; cur ; cur = cur->more) {
assert(lval_->more == 0); if (NetNet*lsig = cur->sig()) {
for (unsigned idx = 0 ; idx < lval_->lwidth() ; idx += 1) { for (unsigned idx = 0 ; idx < cur->lwidth() ; idx += 1) {
unsigned off = lval_->get_loff() + idx; unsigned off = cur->get_loff() + idx;
out.add(lsig->pin(off).nexus()); out.add(lsig->pin(off).nexus());
}
} else {
/* Quoting from netlist.h comments for class NetMemory:
* "This is not a node because memory objects can only be
* accessed by behavioral code."
*/
cerr << get_line() << ": internal error: "
<< "NetAssignBase::nex_output on unsupported lval ";
dump_lval(cerr);
cerr << endl;
} }
} else {
/* Quoting from netlist.h comments for class NetMemory:
* "This is not a node because memory objects can only be
* accessed by behavioral code."
*/
cerr << get_line() << ": internal error: "
<< "NetAssignBase::nex_output on unsupported lval ";
dump_lval(cerr);
cerr << endl;
} }
} }
@ -117,6 +122,9 @@ void NetWhile::nex_output(NexusSet&out)
/* /*
* $Log: net_nex_output.cc,v $ * $Log: net_nex_output.cc,v $
* Revision 1.11 2004/09/16 03:17:33 steve
* net_output handles l-value concatenations.
*
* Revision 1.10 2004/08/28 16:23:05 steve * Revision 1.10 2004/08/28 16:23:05 steve
* Fix use of system tasks in AT_STAR statements. * Fix use of system tasks in AT_STAR statements.
* *