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Emin init code only once per nexus.

This commit is contained in:
steve 2000-05-25 06:02:12 +00:00
parent 1bde1b862d
commit 0c62321402
1 changed files with 11 additions and 5 deletions
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16
t-vvm.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: t-vvm.cc,v 1.152 2000/05/25 01:45:35 steve Exp $"
#ident "$Id: t-vvm.cc,v 1.153 2000/05/25 06:02:12 steve Exp $"
#endif
# include <iostream>
@ -1069,15 +1069,21 @@ void target_vvm::signal(ostream&os, const NetNet*sig)
string net_name = mangle(sig->name());
for (unsigned idx = 0 ; idx < sig->pin_count() ; idx += 1) {
bool new_nexus_flag = false;
string nexus = nexus_from_link(&sig->pin(idx));
unsigned ncode = nexus_wire_map[nexus];
if (ncode == 0) {
nexus_wire_map[nexus] = ncode = nexus_wire_counter;
nexus_wire_map[nexus] = (ncode = nexus_wire_counter);
nexus_wire_counter += 1;
new_nexus_flag = true;
}
init_code << " nexus_wire_table[" << ncode <<
"].connect(&" << net_name << ", " << idx << ");" << endl;
// Propogate the initial value to inputs throughout.
if (new_nexus_flag)
emit_init_value_(sig->pin(idx), sig->get_ival(idx));
}
os << "static vvm_signal_t " << net_name << ";" << endl;
@ -1118,9 +1124,6 @@ void target_vvm::signal(ostream&os, const NetNet*sig)
break;
}
init_code << ");" << endl;
// Propogate the initial value to inputs throughout.
emit_init_value_(sig->pin(idx), sig->get_ival(idx));
}
}
@ -3043,6 +3046,9 @@ extern const struct target tgt_vvm = {
};
/*
* $Log: t-vvm.cc,v $
* Revision 1.153 2000/05/25 06:02:12 steve
* Emin init code only once per nexus.
*
* Revision 1.152 2000/05/25 01:45:35 steve
* Optimize assignment from signals.
*