diff options
Diffstat (limited to 'techlibs/xilinx/synth_xilinx.cc')
| -rw-r--r-- | techlibs/xilinx/synth_xilinx.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc index a19046911..afe4d483b 100644 --- a/techlibs/xilinx/synth_xilinx.cc +++ b/techlibs/xilinx/synth_xilinx.cc @@ -555,9 +555,9 @@ struct SynthXilinxPass : public ScriptPass } else { if (nowidelut) - run("abc -luts 2:2,3,6:5" + string(retime ? " -dff" : "")); + run("abc -luts 2:2,3,6:5" + string(retime ? " -dff -D 1" : "")); else - run("abc -luts 2:2,3,6:5,10,20" + string(retime ? " -dff" : "")); + run("abc -luts 2:2,3,6:5,10,20" + string(retime ? " -dff -D 1" : "")); } run("clean"); |