diff options
Diffstat (limited to 'passes')
| -rw-r--r-- | passes/techmap/simplemap.cc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/passes/techmap/simplemap.cc b/passes/techmap/simplemap.cc index fbd86d591..6b25eb9b1 100644 --- a/passes/techmap/simplemap.cc +++ b/passes/techmap/simplemap.cc @@ -60,6 +60,18 @@ static void simplemap_pos(RTLIL::Module *module, RTLIL::Cell *cell) module->connections.push_back(RTLIL::SigSig(sig_y, sig_a)); } +static void simplemap_bu0(RTLIL::Module *module, RTLIL::Cell *cell) +{ + int width = cell->parameters.at("\\Y_WIDTH").as_int(); + + RTLIL::SigSpec sig_a = cell->connections.at("\\A"); + sig_a.extend_u0(width, cell->parameters.at("\\A_SIGNED").as_bool()); + + RTLIL::SigSpec sig_y = cell->connections.at("\\Y"); + + module->connections.push_back(RTLIL::SigSig(sig_y, sig_a)); +} + static void simplemap_bitop(RTLIL::Module *module, RTLIL::Cell *cell) { int width = cell->parameters.at("\\Y_WIDTH").as_int(); @@ -454,6 +466,7 @@ void simplemap_get_mappers(std::map<std::string, void(*)(RTLIL::Module*, RTLIL:: { mappers["$not"] = simplemap_not; mappers["$pos"] = simplemap_pos; + mappers["$bu0"] = simplemap_bu0; mappers["$and"] = simplemap_bitop; mappers["$or"] = simplemap_bitop; mappers["$xor"] = simplemap_bitop; |