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Fix for segfaulting

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This commit is contained in:
Akash Levy 2024-08-14 16:00:03 -07:00
parent 8118380726
commit 71a7f3fabd
1 changed files with 3 additions and 1 deletions
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4
passes/cmds/splitfanout.cc
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@ -118,7 +118,9 @@ struct SplitfanoutWorker
} }
else { else {
Wire *new_wire = module->addWire(NEW_ID, GetSize(outsig)); Wire *new_wire = module->addWire(NEW_ID, GetSize(outsig));
SigSpec sig = module->cell(std::get<0>(bit_user))->getPort(std::get<1>(bit_user)); Cell *target_cell = module->cell(std::get<0>(bit_user));
if (!target_cell) continue; // cell might no longer exist
SigSpec sig = target_cell->getPort(std::get<1>(bit_user));
sig.replace(std::get<2>(bit_user), new_wire); sig.replace(std::get<2>(bit_user), new_wire);
module->cell(std::get<0>(bit_user))->setPort(std::get<1>(bit_user), sig); module->cell(std::get<0>(bit_user))->setPort(std::get<1>(bit_user), sig);
new_cell->setPort(outport, new_wire); new_cell->setPort(outport, new_wire);