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router2: Fix case where src and dst are the same

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Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2020-10-22 16:43:10 +01:00
parent f8dca82a71
commit 5e90086d4f
1 changed files with 4 additions and 1 deletions
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5
common/router2.cc
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@ -774,8 +774,11 @@ struct Router2
if (dst == WireId() || ctx->getBoundWireNet(dst) == net) if (dst == WireId() || ctx->getBoundWireNet(dst) == net)
return true; return true;
// Skip routes where there is no routing (special cases) // Skip routes where there is no routing (special cases)
if (!ad.routed) if (!ad.routed) {
if ((src == dst) && ctx->getBoundWireNet(dst) != net)
ctx->bindWire(src, net, STRENGTH_WEAK);
return true; return true;
}
WireId cursor = dst; WireId cursor = dst;