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Address SigBit/SigSpec confusion issues under c++20

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This commit is contained in:
Martin Povišer
2024-02-08 17:48:36 +01:00
parent 0cdd4273b4
commit af1a5cfeb9
9 changed files with 19 additions and 14 deletions
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passes/opt/opt_ffinv.cc
+2 -1
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@@ -38,6 +38,7 @@ struct OptFfInvWorker
// - ... which has no other users
// - all users of FF are LUTs
bool push_d_inv(FfData &ff) {
log_assert(ff.width == 1);
if (index.query_is_input(ff.sig_d))
return false;
if (index.query_is_output(ff.sig_d))
@@ -90,7 +91,7 @@ struct OptFfInvWorker
int flip_mask = 0;
SigSpec sig_a = lut->getPort(ID::A);
for (int i = 0; i < GetSize(sig_a); i++) {
if (index.sigmap(sig_a[i]) == index.sigmap(ff.sig_q)) {
if (index.sigmap(sig_a[i]) == index.sigmap(ff.sig_q[0])) {
flip_mask |= 1 << i;
}
}