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Preserve param signedness across overrides.

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This commit is contained in:
nella 2026-05-13 16:25:15 +02:00
parent 2046a23a2f
commit 7d3e56523b
5 changed files with 36 additions and 2 deletions
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9
kernel/rtlil.cc
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@ -615,6 +615,15 @@ int RTLIL::Const::as_int_saturating(bool is_signed) const
return as_int(is_signed);
}
void RTLIL::Const::tag_bare_integer_const(const std::string &value)
{
if (value.empty() || value.find('\'') != std::string::npos)
return;
size_t start = (value[0] == '-' || value[0] == '+') ? 1 : 0;
if (start < value.size() && std::all_of(value.begin() + start, value.end(), ::isdigit))
flags |= RTLIL::CONST_FLAG_SIGNED;
}
int RTLIL::Const::get_min_size(bool is_signed) const
{
if (empty()) return 0;