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| author | Clifford Wolf <clifford@clifford.at> | 2018-12-16 16:02:21 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-12-16 16:02:21 +0100 |
| commit | 0d9c850a0713e3ff59a9ff2ab89e9fd47fd8aa08 (patch) | |
| tree | 3fe4ad6e43f26aa05ff1ca1c02c96b322da6e535 /passes | |
| parent | 1e1452c7ff22a8b7a2f948c080213e0a6bed7b82 (diff) | |
| parent | 4c5944716834e42f5ff5ddaf9a4ef748f8cc2af7 (diff) | |
| download | yosys-0d9c850a0713e3ff59a9ff2ab89e9fd47fd8aa08.tar.gz yosys-0d9c850a0713e3ff59a9ff2ab89e9fd47fd8aa08.tar.bz2 yosys-0d9c850a0713e3ff59a9ff2ab89e9fd47fd8aa08.zip | |
Merge pull request #735 from daveshah1/trifixes
deminout fixes
Diffstat (limited to 'passes')
| -rw-r--r-- | passes/techmap/deminout.cc | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/passes/techmap/deminout.cc b/passes/techmap/deminout.cc index 9f0c7bf67..47d0ff416 100644 --- a/passes/techmap/deminout.cc +++ b/passes/techmap/deminout.cc @@ -83,9 +83,9 @@ struct DeminoutPass : public Pass { for (auto bit : sigmap(conn.second)) bits_used.insert(bit); - if (conn.first == "\\Y" && cell->type.in("$mux", "$pmux", "$_MUX_", "$_TBUF_")) + if (conn.first == "\\Y" && cell->type.in("$mux", "$pmux", "$_MUX_", "$_TBUF_", "$tribuf")) { - bool tribuf = (cell->type == "$_TBUF_"); + bool tribuf = (cell->type == "$_TBUF_" || cell->type == "$tribuf"); if (!tribuf) { for (auto &c : cell->connections()) { @@ -113,7 +113,8 @@ struct DeminoutPass : public Pass { { if (bits_numports[bit] > 1 || bits_inout.count(bit)) new_input = true, new_output = true; - + if (bit == State::S0 || bit == State::S1) + new_output = true; if (bits_written.count(bit)) { new_output = true; if (bits_tribuf.count(bit)) |