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add support for using ABCs library merging when providing multiple liberty files #4340

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Apr 17, 2024
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add support for using ABCs library merging when providing multiple liberty files #4340

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4 changes: 3 additions & 1 deletion passes/techmap/abc.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -804,8 +804,10 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
for (std::string dont_use_cell : dont_use_cells) {
dont_use_args += stringf("-X \"%s\" ", dont_use_cell.c_str());
}
bool first_lib = true;
for (std::string liberty_file : liberty_files) {
abc_script += stringf("read_lib %s -w \"%s\" ; ", dont_use_args.c_str(), liberty_file.c_str());
abc_script += stringf("read_lib %s %s -w \"%s\" ; ", dont_use_args.c_str(), first_lib ? "" : "-m", liberty_file.c_str());
first_lib = false;
}
for (std::string liberty_file : genlib_files)
abc_script += stringf("read_library \"%s\"; ", liberty_file.c_str());
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