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Merge remote-tracking branch 'origin/master' into xaig_dff

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This commit is contained in:
Eddie Hung 2019-09-27 15:14:31 -07:00
commit 8f5710c464
174 changed files with 26477 additions and 2398 deletions
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14
backends/aiger/xaiger.cc
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@ -345,12 +345,12 @@ struct XAigerWriter
}
}
else {
bool cell_known = inst_module;
bool cell_known = inst_module || cell->known();
for (const auto &c : cell->connections()) {
if (c.second.is_fully_const()) continue;
auto port_wire = inst_module ? inst_module->wire(c.first) : nullptr;
auto is_input = !cell_known || port_wire->port_input;
auto is_output = !cell_known || port_wire->port_output;
auto is_input = (port_wire && port_wire->port_input) || !cell_known || cell->input(c.first);
auto is_output = (port_wire && port_wire->port_output) || !cell_known || cell->output(c.first);
if (!is_input && !is_output)
log_error("Connection '%s' on cell '%s' (type '%s') not recognised!\n", log_id(c.first), log_id(cell), log_id(cell->type));
@ -653,6 +653,11 @@ struct XAigerWriter
aig_outputs.push_back(bit2aig(bit));
}
if (output_bits.empty()) {
output_bits.insert(State::S0);
omode = true;
}
for (auto bit : output_bits) {
ordered_outputs[bit] = aig_o++;
aig_outputs.push_back(bit2aig(bit));
@ -749,6 +754,7 @@ struct XAigerWriter
f << "c";
log_assert(!output_bits.empty());
auto write_buffer = [](std::stringstream &buffer, int i32) {
int32_t i32_be = to_big_endian(i32);
buffer.write(reinterpret_cast<const char*>(&i32_be), sizeof(i32_be));
@ -1024,6 +1030,8 @@ struct XAigerWriter
f << stringf("box %d %d %s\n", box_count++, 0, log_id(cell->name));
output_lines.sort();
if (omode)
output_lines[State::S0] = "output 0 0 $__dummy__\n";
for (auto &it : output_lines)
f << it.second;
log_assert(output_lines.size() == output_bits.size());