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Instead of blocking wreduce on $mux, use -keepdc instead #1132

This commit is contained in:
Eddie Hung 2019-06-26 11:48:35 -07:00
parent 8d8261c71f
commit c762be5930
1 changed files with 2 additions and 2 deletions
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4
techlibs/xilinx/synth_xilinx.cc
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@ -249,9 +249,9 @@ struct SynthXilinxPass : public ScriptPass
run("check"); run("check");
run("opt"); run("opt");
if (help_mode) if (help_mode)
run("wreduce [c:* t:$mux %d]", "(selection for '-widemux' only)"); run("wreduce [-keepdc]", "('-widemux' only)");
else else
run("wreduce" + std::string(widemux > 0 ? " c:* t:$mux %d" : "")); run("wreduce" + std::string(widemux > 0 ? " -keepdc" : ""));
run("peepopt"); run("peepopt");
run("opt_clean"); run("opt_clean");
run("alumacc"); run("alumacc");