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simplemap: Do not mismap $eqx $nex $bweqx

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In general those are unsynthesizable primitives. Do not simply map them
like they are an ordinary equality operator as that can hide issues.
This commit is contained in:
Martin Povišer 2024-07-25 11:41:22 +02:00
parent 118b2829db
commit e621e9b761
1 changed files with 0 additions and 3 deletions
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3
passes/techmap/simplemap.cc
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@ -415,7 +415,6 @@ void simplemap_get_mappers(dict<IdString, void(*)(RTLIL::Module*, RTLIL::Cell*)>
mappers[ID($or)] = simplemap_bitop;
mappers[ID($xor)] = simplemap_bitop;
mappers[ID($xnor)] = simplemap_bitop;
mappers[ID($bweqx)] = simplemap_bitop;
mappers[ID($reduce_and)] = simplemap_reduce;
mappers[ID($reduce_or)] = simplemap_reduce;
mappers[ID($reduce_xor)] = simplemap_reduce;
@ -425,9 +424,7 @@ void simplemap_get_mappers(dict<IdString, void(*)(RTLIL::Module*, RTLIL::Cell*)>
mappers[ID($logic_and)] = simplemap_logbin;
mappers[ID($logic_or)] = simplemap_logbin;
mappers[ID($eq)] = simplemap_eqne;
mappers[ID($eqx)] = simplemap_eqne;
mappers[ID($ne)] = simplemap_eqne;
mappers[ID($nex)] = simplemap_eqne;
mappers[ID($mux)] = simplemap_mux;
mappers[ID($bwmux)] = simplemap_bwmux;
mappers[ID($tribuf)] = simplemap_tribuf;