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abc9 to call "setundef -zero" behaving as for abc

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This commit is contained in:
Eddie Hung 2019-04-16 13:10:13 -07:00
parent 0391499e46
commit afcb86c3d1
1 changed files with 3 additions and 0 deletions
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passes/techmap/abc9.cc
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@ -403,6 +403,9 @@ void abc9_module(RTLIL::Design *design, RTLIL::Module *current_module, std::stri
RTLIL::Selection& sel = design->selection_stack.back(); RTLIL::Selection& sel = design->selection_stack.back();
sel.select(module); sel.select(module);
// Behave as for "abc" where BLIF writer implicitly outputs all undef as zero
Pass::call(design, "setundef -zero");
Pass::call(design, "aigmap"); Pass::call(design, "aigmap");
handle_loops(design); handle_loops(design);