diff options
author | Eddie Hung <eddie@fpgeh.com> | 2019-07-08 12:50:59 -0700 |
---|---|---|
committer | Eddie Hung <eddie@fpgeh.com> | 2019-07-08 12:50:59 -0700 |
commit | b5072256f2c6b94423adb0ac1e2aec965230afe3 (patch) | |
tree | 5fc1125759374270067ebaf5e9486c0fdf4dfde0 /passes/techmap | |
parent | 3681162c8d6826cf5ccf5de485ba14b4200a5221 (diff) | |
download | yosys-b5072256f2c6b94423adb0ac1e2aec965230afe3.tar.gz yosys-b5072256f2c6b94423adb0ac1e2aec965230afe3.tar.bz2 yosys-b5072256f2c6b94423adb0ac1e2aec965230afe3.zip |
Update muxcover doc as per @ZirconiumX
Diffstat (limited to 'passes/techmap')
-rw-r--r-- | passes/techmap/muxcover.cc | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/passes/techmap/muxcover.cc b/passes/techmap/muxcover.cc index fa97239f5..d53378a29 100644 --- a/passes/techmap/muxcover.cc +++ b/passes/techmap/muxcover.cc @@ -631,11 +631,16 @@ struct MuxcoverPass : public Pass { log("\n"); log("Cover trees of $_MUX_ cells with $_MUX{4,8,16}_ cells\n"); log("\n"); - log(" -mux2=cost, -mux4[=cost], -mux8[=cost], -mux16[=cost]\n"); - log(" Use the specified types of MUXes (with optional integer costs). If none\n"); - log(" of these options are given, the effect is the same as if all of them are.\n"); - log(" Default costs: $_MUX_ = %d, $_MUX4_ = %d,\n", COST_MUX2, COST_MUX4); - log(" $_MUX8_ = %d, $_MUX16_ = %d\n", COST_MUX8, COST_MUX16); + log(" -mux4[=cost], -mux8[=cost], -mux16[=cost]\n"); + log(" Cover $_MUX_ trees using the specified types of MUXes (with optional\n"); + log(" integer costs). If none of these options are given, the effect is the\n"); + log(" same as if all of them are.\n"); + log(" Default costs: $_MUX4_ = %d, $_MUX8_ = %d, \n", COST_MUX4, COST_MUX8); + log(" $_MUX16_ = %d\n", COST_MUX16); + log("\n"); + log(" -mux2=cost\n"); + log(" Use the specified cost for $_MUX_ cells when making covering decisions.\n"); + log(" Default cost: $_MUX_ = %d\n", COST_MUX2); log("\n"); log(" -dmux=cost\n"); log(" Use the specified cost for $_MUX_ cells used in decoders.\n"); |