diff options
| -rw-r--r-- | backends/verilog/verilog_backend.cc | 8 | ||||
| -rw-r--r-- | passes/techmap/attrmap.cc | 4 |
2 files changed, 11 insertions, 1 deletions
diff --git a/backends/verilog/verilog_backend.cc b/backends/verilog/verilog_backend.cc index 855409d0b..9967482d6 100644 --- a/backends/verilog/verilog_backend.cc +++ b/backends/verilog/verilog_backend.cc @@ -187,6 +187,10 @@ void dump_const(std::ostream &f, const RTLIL::Const &data, int width = -1, int o { if (width < 0) width = data.bits.size() - offset; + if (width == 0) { + f << "\"\""; + return; + } if (nostr) goto dump_hex; if ((data.flags & RTLIL::CONST_FLAG_STRING) == 0 || width != (int)data.bits.size()) { @@ -340,6 +344,10 @@ void dump_sigchunk(std::ostream &f, const RTLIL::SigChunk &chunk, bool no_decima void dump_sigspec(std::ostream &f, const RTLIL::SigSpec &sig) { + if (GetSize(sig) == 0) { + f << "\"\""; + return; + } if (sig.is_chunk()) { dump_sigchunk(f, sig.as_chunk()); } else { diff --git a/passes/techmap/attrmap.cc b/passes/techmap/attrmap.cc index 0b5576b06..aa48e1125 100644 --- a/passes/techmap/attrmap.cc +++ b/passes/techmap/attrmap.cc @@ -111,9 +111,10 @@ struct AttrmapMap : AttrmapAction { }; struct AttrmapRemove : AttrmapAction { + bool has_value; string name, value; bool apply(IdString &id, Const &val) YS_OVERRIDE { - return !(match_name(name, id) && match_value(value, val)); + return !(match_name(name, id) && (!has_value || match_value(value, val))); } }; @@ -235,6 +236,7 @@ struct AttrmapPass : public Pass { } auto action = new AttrmapRemove; action->name = arg1; + action->has_value = (p != string::npos); action->value = val1; actions.push_back(std::unique_ptr<AttrmapAction>(action)); continue; |