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Merge pull request #3396 from jix/async2sync_const_clocks

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async2sync: turn FFs with const clks into gclk FFs with feedback
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Jannis Harder 2022-07-01 16:47:31 +02:00 • committed by GitHub
commit 876ef59f4f
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passes/sat/async2sync.cc
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@ -75,6 +75,9 @@ struct Async2syncPass : public Pass {
if (ff.has_gclk) if (ff.has_gclk)
continue; continue;
if (ff.has_clk && ff.sig_clk.is_fully_const())
ff.has_ce = ff.has_clk = ff.has_srst = false;
if (ff.has_clk) if (ff.has_clk)
{ {
if (ff.has_sr) { if (ff.has_sr) {