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| author | Ross Schlaikjer <ross@schlaikjer.net> | 2020-04-30 11:09:22 -0400 |
|---|---|---|
| committer | Ross Schlaikjer <ross@schlaikjer.net> | 2020-04-30 11:09:22 -0400 |
| commit | a1160068c8d3efccce85a88749e1d58da6aaaf37 (patch) | |
| tree | 95751de21c0f2d1239f08f16c6dec5a78645e21b /ecp5 | |
| parent | de6ddc470b944a0d0be81c5b6469ef183ba7268e (diff) | |
| download | nextpnr-a1160068c8d3efccce85a88749e1d58da6aaaf37.tar.gz nextpnr-a1160068c8d3efccce85a88749e1d58da6aaaf37.tar.bz2 nextpnr-a1160068c8d3efccce85a88749e1d58da6aaaf37.zip | |
No cell delay for clocked MULT18X18D
Diffstat (limited to 'ecp5')
| -rw-r--r-- | ecp5/arch.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ecp5/arch.cc b/ecp5/arch.cc index 4e149806..590cd89c 100644 --- a/ecp5/arch.cc +++ b/ecp5/arch.cc @@ -852,6 +852,8 @@ bool Arch::getCellDelay(const CellInfo *cell, IdString fromPort, IdString toPort } else if (cell->type == id_DP16KD) { return false; } else if (cell->type == id_MULT18X18D) { + if (cell->multInfo.is_clocked) + return false; std::string fn = fromPort.str(this), tn = toPort.str(this); if (fn.size() > 1 && (fn.front() == 'A' || fn.front() == 'B') && std::isdigit(fn.at(1))) { if (tn.size() > 1 && tn.front() == 'P' && std::isdigit(tn.at(1))) |