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Added $ff and $_FF_ cell types

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This commit is contained in:
Clifford Wolf 2016-10-12 01:18:39 +02:00
parent 4a981a3bd8
commit 8ebba8a35f
12 changed files with 118 additions and 19 deletions
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12
frontends/blif/blifparse.cc
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@ -256,9 +256,13 @@ void parse_blif(RTLIL::Design *design, std::istream &f, std::string dff_name, bo
cell = module->addDlatch(NEW_ID, blif_wire(clock), blif_wire(d), blif_wire(q), false);
else {
no_latch_clock:
cell = module->addCell(NEW_ID, dff_name);
cell->setPort("\\D", blif_wire(d));
cell->setPort("\\Q", blif_wire(q));
if (dff_name.empty()) {
cell = module->addFf(NEW_ID, blif_wire(d), blif_wire(q));
} else {
cell = module->addCell(NEW_ID, dff_name);
cell->setPort("\\D", blif_wire(d));
cell->setPort("\\Q", blif_wire(q));
}
}
obj_attributes = &cell->attributes;
@ -477,7 +481,7 @@ struct BlifFrontend : public Frontend {
}
extra_args(f, filename, args, argidx);
parse_blif(design, *f, "\\DFF", true, sop_mode);
parse_blif(design, *f, "", true, sop_mode);
}
} BlifFrontend;