diff options
Diffstat (limited to 'techlibs/gowin/synth_gowin.cc')
| -rw-r--r-- | techlibs/gowin/synth_gowin.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/techlibs/gowin/synth_gowin.cc b/techlibs/gowin/synth_gowin.cc index c5b41b503..86ec9cdc2 100644 --- a/techlibs/gowin/synth_gowin.cc +++ b/techlibs/gowin/synth_gowin.cc @@ -191,7 +191,7 @@ struct SynthGowinPass : public ScriptPass if (!nobram && check_label("map_bram", "(skip if -nobram)")) { run("memory_bram -rules +/gowin/brams.txt"); - run("techmap -map +/gowin/brams_map.v -map +/gowin/cells_sim.v"); + run("techmap -map +/gowin/brams_map.v"); } if (!nolutram && check_label("map_lutram", "(skip if -nolutram)")) @@ -211,7 +211,7 @@ struct SynthGowinPass : public ScriptPass if (check_label("map_gates")) { run("techmap -map +/techmap.v -map +/gowin/arith_map.v"); - run("techmap -map +/techmap.v"); + run("opt -fast"); if (retime || help_mode) run("abc -dff -D 1", "(only if -retime)"); run("splitnets"); @@ -246,6 +246,7 @@ struct SynthGowinPass : public ScriptPass if (check_label("map_cells")) { run("techmap -map +/gowin/cells_map.v"); + run("opt_lut_ins -tech gowin"); run("setundef -undriven -params -zero"); run("hilomap -singleton -hicell VCC V -locell GND G"); if (!noiopads || help_mode) |