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water
2021-08-14 23:15:10 -04:00
parent 885d7c1eea
commit 78928e4c04
27 changed files with 1070 additions and 71 deletions
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decompiler/IR2/FormExpressionAnalysis.cpp
+18
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@@ -2140,6 +2140,24 @@ void SetFormFormElement::push_to_stack(const Env& env, FormPool& pool, FormStack
fmt::print("invalid bf set: {}\n", src_as_bf_set->to_string(env));
}
// setting a bitfield to zero is wonky.
auto bfa = dynamic_cast<BitfieldAccessElement*>(m_src->try_as_single_element());
if (bfa) {
fmt::print("setting bfa: {}\n", bfa->to_string(env));
auto zero_set = bfa->get_set_field_0(env.dts->ts);
if (zero_set) {
auto field_token = DerefToken::make_field_name(zero_set->name());
auto loc_elt = pool.alloc_element<DerefElement>(m_dst, false, field_token);
loc_elt->inline_nested();
auto loc = pool.alloc_single_form(nullptr, loc_elt);
loc->parent_element = this;
m_dst = loc;
auto zero = SimpleAtom::make_int_constant(0);
auto zero_form = pool.alloc_single_element_form<SimpleAtomElement>(nullptr, zero);
m_src = zero_form;
}
}
const std::pair<FixedOperatorKind, FixedOperatorKind> in_place_ops[] = {
{FixedOperatorKind::ADDITION, FixedOperatorKind::ADDITION_IN_PLACE},
{FixedOperatorKind::ADDITION_PTR, FixedOperatorKind::ADDITION_PTR_IN_PLACE},