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ff: add FfDataSigMapped

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This commit is contained in:
Emil J. Tywoniak 2026-03-24 11:32:29 +01:00
parent 734249a5e6
commit 1fb904e281
1 changed files with 37 additions and 0 deletions
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37
kernel/ff.h
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@ -221,6 +221,43 @@ struct FfData {
void flip_rst_bits(const pool<int> &bits);
};
struct FfDataSigMapped : public FfData {
SigMap& sigmap;
FfDataSigMapped(SigMap& map, Module *module, FfInitVals *initvals = nullptr, IdString name = IdString()) : FfData(module, initvals, name), sigmap(map) {}
void remap() {
sigmap(sig_q);
sigmap(sig_d);
sigmap(sig_ad);
sigmap(sig_clk);
sigmap(sig_ce);
sigmap(sig_aload);
sigmap(sig_arst);
sigmap(sig_srst);
sigmap(sig_clr);
sigmap(sig_set);
}
FfDataSigMapped(SigMap& map, FfInitVals *initvals, Cell *cell_) : FfData(initvals, cell_), sigmap(map) {
remap();
}
FfDataSigMapped(SigMap& map, const FfData& base) : FfData(base), sigmap(map) {
remap();
}
FfDataSigMapped(const FfDataSigMapped& other) : FfData(other), sigmap(other.sigmap) {}
FfDataSigMapped& operator=(const FfDataSigMapped& other) {
FfData::operator=(other);
return *this;
}
Cell* emit() {
Cell* cell = FfData::emit();
remap();
return cell;
}
FfDataSigMapped slice(const std::vector<int> &bits) {
return FfDataSigMapped(sigmap, FfData::slice(bits));
}
};
YOSYS_NAMESPACE_END
#endif