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authorClifford Wolf <clifford@clifford.at>2019-08-06 04:47:55 +0200
committerClifford Wolf <clifford@clifford.at>2019-08-06 04:47:55 +0200
commit023086bd46bc828621ebb171b159efe1398aaecf (patch)
treee94e14733c13e234d5c5055082d732be26fd6d9b /backends/btor/btor.cc
parent44a9dcbbbf47f1a6f524c6328ff775f29573a935 (diff)
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Add $_NMUX_, add "abc -g cmos", add proper cmos cell costs
Signed-off-by: Clifford Wolf <clifford@clifford.at>
Diffstat (limited to 'backends/btor/btor.cc')
-rw-r--r--backends/btor/btor.cc8
1 files changed, 7 insertions, 1 deletions
diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc
index a507b120b..7bacce2af 100644
--- a/backends/btor/btor.cc
+++ b/backends/btor/btor.cc
@@ -496,7 +496,7 @@ struct BtorWorker
goto okay;
}
- if (cell->type.in("$mux", "$_MUX_"))
+ if (cell->type.in("$mux", "$_MUX_", "$_NMUX_"))
{
SigSpec sig_a = sigmap(cell->getPort("\\A"));
SigSpec sig_b = sigmap(cell->getPort("\\B"));
@@ -511,6 +511,12 @@ struct BtorWorker
int nid = next_nid++;
btorf("%d ite %d %d %d %d\n", nid, sid, nid_s, nid_b, nid_a);
+ if (cell->type == "$_NMUX_") {
+ int tmp = nid;
+ nid = next_nid++;
+ btorf("%d not %d %d\n", nid, sid, tmp);
+ }
+
add_nid_sig(nid, sig_y);
goto okay;
}