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authorEddie Hung <eddie@fpgeh.com>2020-01-28 12:46:18 -0800
committerEddie Hung <eddie@fpgeh.com>2020-01-28 12:46:18 -0800
commita855f23f22c9e6dbba5ff17a9541a7d26342b56a (patch)
treef62715ee5a790615d8d4fcda7814a940608c7310 /passes/sat/sat.cc
parentf5e0a07ad679696b0d3077ef877941d4c1f864d7 (diff)
parent7939727d14f44b5d56ca3806d0907e9fceea2882 (diff)
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Merge remote-tracking branch 'origin/master' into eddie/opt_merge_init
Diffstat (limited to 'passes/sat/sat.cc')
-rw-r--r--passes/sat/sat.cc3
1 files changed, 2 insertions, 1 deletions
diff --git a/passes/sat/sat.cc b/passes/sat/sat.cc
index 430bba1e8..436ac1b01 100644
--- a/passes/sat/sat.cc
+++ b/passes/sat/sat.cc
@@ -269,7 +269,8 @@ struct SatHelper
for (int i = 0; i < lhs.size(); i++) {
RTLIL::SigSpec bit = lhs.extract(i, 1);
if (rhs[i] == State::Sx || !satgen.initial_state.check_all(bit)) {
- removed_bits.append(bit);
+ if (rhs[i] != State::Sx)
+ removed_bits.append(bit);
lhs.remove(i, 1);
rhs.remove(i, 1);
i--;