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Fix when -dff not given

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This commit is contained in:
Eddie Hung 2020-01-04 09:17:01 -08:00
parent 930f03e883
commit 6556a1347a
4 changed files with 56 additions and 70 deletions
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18
passes/techmap/abc9_map.cc
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@ -355,28 +355,14 @@ void abc9_module(RTLIL::Design *design, RTLIL::Module *module, std::string scrip
if (markgroups) remap_wire->attributes[ID(abcgroup)] = map_autoidx;
}
dict<IdString, bool> abc9_box;
vector<RTLIL::Cell*> boxes;
for (auto cell : cells) {
if (cell->type.in(ID($_AND_), ID($_NOT_), ID($__ABC9_FF_))) {
module->remove(cell);
continue;
}
auto jt = abc9_box.find(cell->type);
if (jt == abc9_box.end()) {
RTLIL::Module* box_module = design->module(cell->type);
jt = abc9_box.insert(std::make_pair(cell->type, box_module && box_module->attributes.count(ID(abc9_box_id)))).first;
}
if (jt->second) {
auto kt = cell->attributes.find("\\abc9_keep");
bool abc9_keep = false;
if (kt != cell->attributes.end()) {
abc9_keep = kt->second.as_bool();
cell->attributes.erase(kt);
}
if (!abc9_keep)
boxes.emplace_back(cell);
}
if (cell->attributes.erase("\\abc9_box_seq"))
boxes.emplace_back(cell);
}
dict<SigBit, pool<IdString>> bit_drivers, bit_users;