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async2sync: Support all FF types.

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This commit is contained in:
Marcelina Kościelnicka 2020-07-24 17:01:26 +02:00
parent af6623ebb8
commit 4a05cad7f8
3 changed files with 204 additions and 141 deletions
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46
kernel/ff.h
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@ -323,6 +323,52 @@ struct FfData {
return res;
}
void unmap_ce(Module *module) {
if (!has_en)
return;
log_assert(has_clk);
if (has_srst && ce_over_srst)
unmap_srst(module);
if (!is_fine) {
if (pol_en)
sig_d = module->Mux(NEW_ID, sig_q, sig_d, sig_en);
else
sig_d = module->Mux(NEW_ID, sig_d, sig_q, sig_en);
} else {
if (pol_en)
sig_d = module->MuxGate(NEW_ID, sig_q, sig_d, sig_en);
else
sig_d = module->MuxGate(NEW_ID, sig_d, sig_q, sig_en);
}
has_en = false;
}
void unmap_srst(Module *module) {
if (!has_srst)
return;
if (has_en && !ce_over_srst)
unmap_ce(module);
if (!is_fine) {
if (pol_srst)
sig_d = module->Mux(NEW_ID, sig_d, val_srst, sig_srst);
else
sig_d = module->Mux(NEW_ID, val_srst, sig_d, sig_srst);
} else {
if (pol_srst)
sig_d = module->MuxGate(NEW_ID, sig_d, val_srst[0], sig_srst);
else
sig_d = module->MuxGate(NEW_ID, val_srst[0], sig_d, sig_srst);
}
has_srst = false;
}
void unmap_ce_srst(Module *module) {
unmap_ce(module);
unmap_srst(module);
}
Cell *emit(Module *module, IdString name) {
if (!width)
return nullptr;