synth_xilinx to call dffinit with -noreinit

diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index 8aa7b508efaca959f61c9e34dc7af73c5847920e..fc0e76bad70b405e0a821099e93656add93e8749 100644 (file)
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -250,7 +250,7 @@ struct SynthXilinxPass : public ScriptPass
                        if (!nosrl || help_mode)
                                run("shregmap -minlen 3 -init -params -enpol any_or_none", "(skip if '-nosrl')");
                        run("techmap -map +/xilinx/lut_map.v -map +/xilinx/ff_map.v -map +/xilinx/cells_map.v");
-                       run("dffinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT -ff FDSE Q INIT "
+                       run("dffinit -noreinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT -ff FDSE Q INIT "
                                        "-ff FDRE_1 Q INIT -ff FDCE_1 Q INIT -ff FDPE_1 Q INIT -ff FDSE_1 Q INIT");
                        run("clean");
                }