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fix erroneous `all pins disconnected` warning when netlisting pin-to-pin connected element chains

This commit is contained in:
stefan schippers 2025-01-11 20:16:01 +01:00
parent bca1110282
commit a7d5865ab8
2 changed files with 18 additions and 2 deletions
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19
src/netlist.c
View File

@ -1427,6 +1427,21 @@ static int name_unlabeled_instances()
/* name nets that do not touch ipin opin alias instances */
dbg(2, "name_unlabeled_instances(): naming nets that dont touch labels\n");
for (i = 0; i < instances; ++i)
{
if(!inst[i].node) continue;
if(skip_instance(i, 0, netlist_lvs_ignore)) continue;
if(inst[i].ptr != -1) {
rects=(inst[i].ptr+ xctx->sym)->rects[PINLAYER];
for(j = 0; j < rects; ++j) {
if(inst[i].node[j] == NULL)
{
err |= set_unnamed_inst(i, j);
}
}
}
}
for (i = 0; i < instances; ++i)
{
if(!inst[i].node) continue;
@ -1438,7 +1453,6 @@ static int name_unlabeled_instances()
if(inst[i].node[j] == NULL)
{
all_unconn++;
err |= set_unnamed_inst(i, j);
}
}
if(rects > 0 && all_unconn == rects && for_netlist > 0 && xctx->netlist_count > 0) {
@ -1450,6 +1464,9 @@ static int name_unlabeled_instances()
}
}
}
return err;
}

1
src/xschem.tcl
View File

@ -1850,7 +1850,6 @@ proc cellview {{derived_symbols {}}} {
}
if {$skip} { continue }
set sym_sch [rel_sym_path $abs_sch]
set default_sch [add_ext $symbol .sch]
set type [xschem getprop symbol $symbol type]
set sym_spice_sym_def [xschem getprop symbol $symbol spice_sym_def]
if {$type eq {subcircuit}} {