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router2: Reserve source wire, too

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Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2022-09-20 13:42:51 +02:00
parent 376cedd558
commit 415c097df8
1 changed files with 7 additions and 0 deletions
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7
common/route/router2.cc
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@ -453,6 +453,13 @@ struct Router2
{ {
bool did_something = false; bool did_something = false;
WireId src = ctx->getNetinfoSourceWire(net); WireId src = ctx->getNetinfoSourceWire(net);
{
auto &src_wd = wire_data(src);
if (src_wd.reserved_net != -1 && src_wd.reserved_net != net->udata)
log_error("attempting to reserve src wire '%s' for nets '%s' and '%s'\n", ctx->nameOfWire(src),
ctx->nameOf(nets_by_udata.at(src_wd.reserved_net)), ctx->nameOf(net));
src_wd.reserved_net = net->udata;
}
auto &usr = net->users.at(i); auto &usr = net->users.at(i);
for (auto sink : ctx->getNetinfoSinkWires(net, usr)) { for (auto sink : ctx->getNetinfoSinkWires(net, usr)) {
pool<WireId> rsv; pool<WireId> rsv;