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router2: Error instead of hang in case of reservation conflicts

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Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2021-12-11 19:25:59 +00:00
parent 62fcf944f9
commit 3c8af04ca5
1 changed files with 3 additions and 0 deletions
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3
common/router2.cc
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@ -464,6 +464,9 @@ struct Router2
if (ctx->debug) if (ctx->debug)
log(" %s\n", ctx->nameOfWire(cursor)); log(" %s\n", ctx->nameOfWire(cursor));
did_something |= (wd.reserved_net != net->udata); did_something |= (wd.reserved_net != net->udata);
if (wd.reserved_net != -1 && wd.reserved_net != net->udata)
log_error("attempting to reserve wire '%s' for nets '%s' and '%s'\n", ctx->nameOfWire(cursor),
ctx->nameOf(nets_by_udata.at(wd.reserved_net)), ctx->nameOf(net));
wd.reserved_net = net->udata; wd.reserved_net = net->udata;
if (cursor == src) if (cursor == src)
break; break;