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| author | Eddie Hung <eddie@fpgeh.com> | 2019-06-27 06:04:56 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-06-27 06:04:56 -0700 |
| commit | bb4ae8bc6603365ec41d4e3cc699798dd7989133 (patch) | |
| tree | ef22fbf09ee056d7902e4e49d459cf3b04b4b8f9 /techlibs/ecp5/synth_ecp5.cc | |
| parent | 0d2b87e3ed9bacae7d44d27a4712e56ca03c8dd3 (diff) | |
| parent | 6db181471ec1a45eb47a0bffd7378b22c1f7e24d (diff) | |
| download | yosys-bb4ae8bc6603365ec41d4e3cc699798dd7989133.tar.gz yosys-bb4ae8bc6603365ec41d4e3cc699798dd7989133.tar.bz2 yosys-bb4ae8bc6603365ec41d4e3cc699798dd7989133.zip | |
Merge pull request #1138 from YosysHQ/koriakin/xc7nocarrymux
synth_xilinx: Add -nocarry and -nowidelut options
Diffstat (limited to 'techlibs/ecp5/synth_ecp5.cc')
| -rw-r--r-- | techlibs/ecp5/synth_ecp5.cc | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/techlibs/ecp5/synth_ecp5.cc b/techlibs/ecp5/synth_ecp5.cc index c6e12248e..01222e55c 100644 --- a/techlibs/ecp5/synth_ecp5.cc +++ b/techlibs/ecp5/synth_ecp5.cc @@ -76,7 +76,7 @@ struct SynthEcp5Pass : public ScriptPass log(" -nodram\n"); log(" do not use distributed RAM cells in output netlist\n"); log("\n"); - log(" -nomux\n"); + log(" -nowidelut\n"); log(" do not use PFU muxes to implement LUTs larger than LUT4s\n"); log("\n"); log(" -abc2\n"); @@ -93,7 +93,7 @@ struct SynthEcp5Pass : public ScriptPass } string top_opt, blif_file, edif_file, json_file; - bool noccu2, nodffe, nobram, nodram, nomux, flatten, retime, abc2, vpr; + bool noccu2, nodffe, nobram, nodram, nowidelut, flatten, retime, abc2, vpr; void clear_flags() YS_OVERRIDE { @@ -105,7 +105,7 @@ struct SynthEcp5Pass : public ScriptPass nodffe = false; nobram = false; nodram = false; - nomux = false; + nowidelut = false; flatten = true; retime = false; abc2 = false; @@ -172,8 +172,8 @@ struct SynthEcp5Pass : public ScriptPass nodram = true; continue; } - if (args[argidx] == "-nomux") { - nomux = true; + if (args[argidx] == "-nowidelut" || args[argidx] == "-nomux") { + nowidelut = true; continue; } if (args[argidx] == "-abc2") { @@ -264,7 +264,7 @@ struct SynthEcp5Pass : public ScriptPass run("abc", " (only if -abc2)"); } run("techmap -map +/ecp5/latches_map.v"); - if (nomux) + if (nowidelut) run("abc -lut 4 -dress"); else run("abc -lut 4:7 -dress"); |