riscv
/
yosys
mirror of https://github.com/YosysHQ/yosys.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

synth_xilinx's muxcover call to be very conservative -- -nodecode

This commit is contained in:
Eddie Hung 2019-06-26 17:57:10 -07:00
parent f0a1726a1a
commit b9ff0503f3
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
techlibs/xilinx/synth_xilinx.cc
View File

@ -282,7 +282,7 @@ struct SynthXilinxPass : public ScriptPass
}
else if (widemux > 0) {
run("simplemap t:$mux");
std::string muxcover_args = " -dmux=0";
std::string muxcover_args = " -nodecode";
switch (widemux) {
// NB: Cost of mux2 is 100; mux8 should cost between 3 and 4
// of those so that 4:1 muxes and below are implemented