}
}
if (is_output) {
+ input_bits.insert(b);
SigBit O = sigmap(b);
- input_bits.insert(O);
+ if (O != b)
+ alias_map[O] = b;
undriven_bits.erase(O);
}
}
// Fully pad all unused input connections of this box cell with S0
// Fully pad all undriven output connections of this box cell with anonymous wires
- for (const auto w : box_module->wires()) {
+ // NB: Assume box_module->ports are sorted alphabetically
+ // (as RTLIL::Module::fixup_ports() would do)
+ for (const auto &port_name : box_module->ports) {
+ RTLIL::Wire* w = box_module->wire(port_name);
+ log_assert(w);
+ auto it = cell->connections_.find(port_name);
if (w->port_input) {
- auto it = cell->connections_.find(w->name);
+ RTLIL::SigSpec rhs;
if (it != cell->connections_.end()) {
if (GetSize(it->second) < GetSize(w))
it->second.append(RTLIL::SigSpec(RTLIL::S0, GetSize(w)-GetSize(it->second)));
+ rhs = it->second;
+ }
+ else {
+ rhs = RTLIL::SigSpec(RTLIL::S0, GetSize(w));
+ cell->setPort(port_name, rhs);
+ }
+
+ int offset = 0;
+ for (const auto &b : rhs.bits()) {
+ SigBit I = sigmap(b);
+ if (I != b)
+ alias_map[b] = I;
+ co_bits.emplace_back(b, cell, port_name, offset++, 0);
+ unused_bits.erase(b);
}
- else
- cell->connections_[w->name] = RTLIL::SigSpec(RTLIL::S0, GetSize(w));
}
if (w->port_output) {
+ RTLIL::SigSpec rhs;
auto it = cell->connections_.find(w->name);
if (it != cell->connections_.end()) {
if (GetSize(it->second) < GetSize(w))
it->second.append(module->addWire(NEW_ID, GetSize(w)-GetSize(it->second)));
+ rhs = it->second;
}
- else
- cell->connections_[w->name] = module->addWire(NEW_ID, GetSize(w));
- }
- }
-
- // Box ordering is alphabetical
- cell->connections_.sort(RTLIL::sort_by_id_str());
- for (const auto &c : cell->connections()) {
- int offset = 0;
- for (auto b : c.second.bits()) {
- auto is_input = cell->input(c.first);
- auto is_output = cell->output(c.first);
- log_assert(is_input || is_output);
- if (is_input) {
- SigBit I = sigmap(b);
- if (I != b)
- alias_map[b] = I;
- co_bits.emplace_back(b, cell, c.first, offset++, 0);
+ else {
+ rhs = module->addWire(NEW_ID, GetSize(w));
+ cell->setPort(port_name, rhs);
}
- if (is_output) {
+
+ int offset = 0;
+ for (const auto &b : rhs.bits()) {
+ ci_bits.emplace_back(b, cell, port_name, offset++);
SigBit O = sigmap(b);
- ci_bits.emplace_back(O, cell, c.first, offset++);
+ if (O != b)
+ alias_map[O] = b;
+ undriven_bits.erase(O);
}
}
}
-
box_list.emplace_back(cell);
}
}
}
- // Do some CI/CO post-processing:
- // CIs cannot be undriven
- for (const auto &c : ci_bits)
- undriven_bits.erase(std::get<0>(c));
// Erase all POs that are undriven
if (!holes_mode)
for (auto bit : undriven_bits)
log_assert(holes_module);
int port_id = 1;
+ int box_count = 0;
for (auto cell : box_list) {
RTLIL::Module* box_module = module->design->module(cell->type);
int box_inputs = 0, box_outputs = 0;
write_h_buffer(box_inputs);
write_h_buffer(box_outputs);
write_h_buffer(box_module->attributes.at("\\abc_box_id").as_int());
- write_h_buffer(0 /* OldBoxNum */);
+ write_h_buffer(box_count++);
}
f << "h";
if (output_bits.count(b)) {
int o = ordered_outputs.at(b);
- output_lines[o] += stringf("output %d %d %s\n", o, i, log_id(wire));
+ output_lines[o] += stringf("output %lu %d %s\n", o - co_bits.size(), i, log_id(wire));
continue;
}
}
}
- for (const auto &c : ci_bits) {
- RTLIL::SigBit b = std::get<0>(c);
- int i = std::get<3>(c);
- int a = bit2aig(b);
- log_assert((a & 1) == 0);
- input_lines[a] += stringf("cinput %d %d %s %s\n", (a >> 1)-1, i, log_id(std::get<1>(c)), log_id(std::get<2>(c)));
- }
-
- for (const auto &c : co_bits) {
- int i = std::get<3>(c);
- int o = std::get<4>(c);
- output_lines[o] += stringf("coutput %d %d %s %s\n", o, i, log_id(std::get<1>(c)), log_id(std::get<2>(c)));
- }
-
input_lines.sort();
for (auto &it : input_lines)
f << it.second;
- log_assert(input_lines.size() == input_bits.size() + ci_bits.size());
+ log_assert(input_lines.size() == input_bits.size());
init_lines.sort();
for (auto &it : init_lines)
f << it.second;
+ int box_count = 0;
+ for (auto cell : box_list)
+ f << stringf("box %d %d %s\n", box_count++, 0, log_id(cell->name));
+
output_lines.sort();
for (auto &it : output_lines)
f << it.second;
- log_assert(output_lines.size() == output_bits.size() + co_bits.size());
+ log_assert(output_lines.size() == output_bits.size());
if (omode && output_bits.empty())
f << "output " << output_lines.size() << " 0 __dummy_o__\n";