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VarAction2: Fix reg tracking through previously handled procedures

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See: #479
This commit is contained in:
Jonathan G Rennison
2023-01-29 14:54:55 +00:00
parent 87f8e56534
commit d793a70dfe
2 changed files with 4 additions and 2 deletions
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5
src/newgrf_optimiser.cpp
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@@ -1689,9 +1689,10 @@ struct CheckDeterministicSpriteGroupOutputVarBitsProcedureHandler {
std::bitset<256> new_total = var_tracking->out | new_proc_call_out;
var_tracking->proc_call_out = new_proc_call_out;
if (old_total != new_total) {
CheckDeterministicSpriteGroupOutputVarBits(sub, new_total, input_bits, false);
CheckDeterministicSpriteGroupOutputVarBits(sub, new_total, &(var_tracking->proc_call_in), false);
}
}
if (input_bits != nullptr) (*input_bits) |= var_tracking->proc_call_in;
if (top_level) this->bits |= var_tracking->in;
return false;
} else {
@@ -1737,7 +1738,7 @@ static bool CheckDeterministicSpriteGroupOutputVarBits(const DeterministicSprite
proc_handler.ProcessGroup(adjust.subroutine, nullptr, true);
}
}
if (store_input_bits != nullptr) *store_input_bits |= bits;
if (store_input_bits != nullptr) *store_input_bits = bits;
return dse;
}