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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 17:46:00 +01:00
parent 0cdd4273b4
commit af1a5cfeb9
9 changed files with 19 additions and 14 deletions
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2
passes/opt/opt_dff.cc
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@ -353,7 +353,7 @@ struct OptDffWorker
// Try a more complex conversion to plain async reset.
State val_neutral = ff.pol_set ? State::S0 : State::S1;
Const val_arst;
SigSpec sig_arst;
SigBit sig_arst;
if (ff.sig_clr[0] == val_neutral)
sig_arst = ff.sig_set[0];
else

3
passes/opt/opt_ffinv.cc
View file

@ -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;
}
}

8
passes/opt/opt_lut.cc
View file

@ -167,7 +167,11 @@ struct OptLutWorker
legal = false;
break;
}
if (sigmap(lut_input[dlogic_conn.first]) != sigmap(lut_dlogic.second->getPort(dlogic_conn.second)))
if (lut_dlogic.second->getPort(dlogic_conn.second).size() != 1)
continue;
if (sigmap(lut_input[dlogic_conn.first]) != sigmap(lut_dlogic.second->getPort(dlogic_conn.second)[0]))
{
log_debug(" LUT has illegal connection to %s cell %s.%s.\n", lut_dlogic.second->type.c_str(), log_id(module), log_id(lut_dlogic.second));
log_debug(" LUT input A[%d] (wire %s) not connected to %s port %s (wire %s).\n", dlogic_conn.first, log_signal(lut_input[dlogic_conn.first]), lut_dlogic.second->type.c_str(), dlogic_conn.second.c_str(), log_signal(lut_dlogic.second->getPort(dlogic_conn.second)));
@ -314,7 +318,7 @@ struct OptLutWorker
auto lutA = worklist.pop();
SigSpec lutA_input = sigmap(lutA->getPort(ID::A));
SigSpec lutA_output = sigmap(lutA->getPort(ID::Y)[0]);
SigBit lutA_output = sigmap(lutA->getPort(ID::Y)[0]);
int lutA_width = lutA->getParam(ID::WIDTH).as_int();
int lutA_arity = luts_arity[lutA];
pool<int> &lutA_dlogic_inputs = luts_dlogic_inputs[lutA];