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Merge pull request #1601 from YosysHQ/eddie/synth_retime

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"abc -dff" to no longer retime by default
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Eddie Hung 2020-01-02 08:46:24 -08:00 • committed by GitHub
commit d6242be802
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13 changed files with 51 additions and 47 deletions
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4
techlibs/anlogic/synth_anlogic.cc
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@ -58,7 +58,7 @@ struct SynthAnlogicPass : public ScriptPass
log(" do not flatten design before synthesis\n");
log("\n");
log(" -retime\n");
log(" run 'abc' with -dff option\n");
log(" run 'abc' with '-dff -D 1' options\n");
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
@ -164,7 +164,7 @@ struct SynthAnlogicPass : public ScriptPass
run("opt -undriven -fine");
run("techmap -map +/techmap.v -map +/anlogic/arith_map.v");
if (retime || help_mode)
run("abc -dff", "(only if -retime)");
run("abc -dff -D 1", "(only if -retime)");
}
if (check_label("map_ffs"))