From faa2d6fc1c4bc10cda96c2dc3721df209d2d2117 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Fri, 21 Jun 2019 17:12:34 -0700 Subject: [PATCH] Constrain wreduce only if wide mux --- techlibs/xilinx/synth_xilinx.cc | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc index 3d39afcde..882ebe439 100644 --- a/techlibs/xilinx/synth_xilinx.cc +++ b/techlibs/xilinx/synth_xilinx.cc @@ -226,7 +226,10 @@ struct SynthXilinxPass : public ScriptPass run("opt_clean"); run("check"); run("opt"); - run("wreduce c:* t:$mux %d"); + if (help_mode) + run("wreduce [c:* t:$mux %d]", "(no selection if -nomux)"); + else + run("wreduce" + nomux ? "" : " c:* t:$mux %d"); run("peepopt"); run("opt_clean"); run("alumacc"); -- 2.30.2