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-rw-r--r--passes/techmap/abc.cc28
1 files changed, 16 insertions, 12 deletions
diff --git a/passes/techmap/abc.cc b/passes/techmap/abc.cc
index aaf580eff..547115459 100644
--- a/passes/techmap/abc.cc
+++ b/passes/techmap/abc.cc
@@ -331,19 +331,23 @@ std::string remap_name(RTLIL::IdString abc_name, RTLIL::Wire **orig_wire = nullp
{
std::string abc_sname = abc_name.substr(1);
if (abc_sname.substr(0, 5) == "ys__n") {
- int sid = std::stoi(abc_sname.substr(5));
bool inv = abc_sname.back() == 'v';
- for (auto sig : signal_list) {
- if (sig.id == sid && sig.bit.wire != nullptr) {
- std::stringstream sstr;
- sstr << "$abc$" << map_autoidx << "$" << sig.bit.wire->name.substr(1);
- if (sig.bit.wire->width != 1)
- sstr << "[" << sig.bit.offset << "]";
- if (inv)
- sstr << "_inv";
- if (orig_wire != nullptr)
- *orig_wire = sig.bit.wire;
- return sstr.str();
+ if (inv) abc_sname.pop_back();
+ abc_sname.erase(0, 5);
+ if (abc_sname.find_last_not_of("012345689") == std::string::npos) {
+ int sid = std::stoi(abc_sname);
+ for (auto sig : signal_list) {
+ if (sig.id == sid && sig.bit.wire != nullptr) {
+ std::stringstream sstr;
+ sstr << "$abc$" << map_autoidx << "$" << sig.bit.wire->name.substr(1);
+ if (sig.bit.wire->width != 1)
+ sstr << "[" << sig.bit.offset << "]";
+ if (inv)
+ sstr << "_inv";
+ if (orig_wire != nullptr)
+ *orig_wire = sig.bit.wire;
+ return sstr.str();
+ }
}
}
}