From: Eddie Hung <eddie@fpgeh.com>
Date: Tue, 4 Jun 2019 06:29:45 +0000 (-0700)
Subject: Fix pmux2shiftx logic
X-Git-Tag: working-ls180~1208^2~208
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5afa42432f71443e69d1095d17066ae173b7883a;p=yosys.git

Fix pmux2shiftx logic
---

diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index 4269870d7..19a19d14e 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -229,7 +229,7 @@ struct SynthXilinxPass : public ScriptPass
 			//   cells for identifying variable-length shift registers,
 			//   so attempt to convert $pmux-es to the former
 			// Also: wide multiplexer inference benefits from this too
-			if ((!nosrl && !nomux) || help_mode)
+			if (!(nosrl && nomux) || help_mode)
 				run("pmux2shiftx", "(skip if '-nosrl' and '-nomux')");
 
 			// Run a number of peephole optimisations, including one