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Do not incorporate loops in XLUT

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This commit is contained in:
Miodrag Milanovic 2024-09-16 12:25:35 +02:00
parent b9b9b241ab
commit c335bad6e9
1 changed files with 2 additions and 0 deletions
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2
himbaechel/uarch/ng-ultra/pack.cc
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@ -355,6 +355,8 @@ void NgUltraPacker::pack_xluts(void)
if (!net) if (!net)
continue; continue;
lut[i] = net_driven_by(ctx, net, is_lut, id_O); lut[i] = net_driven_by(ctx, net, is_lut, id_O);
if (lut[i] == cell.second.get())
continue;
if (lut[i]) { if (lut[i]) {
if (net->users.entries()>1) dff_parts_used++; if (net->users.entries()>1) dff_parts_used++;
inputs_used++; inputs_used++;