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remove symbol -> zstring -> symbol round-trips

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-05-22 13:12:49 -07:00
parent 5cb0bac41d
commit 20a67e47ca
13 changed files with 68 additions and 62 deletions
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7
src/ast/ast.cpp
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@ -41,6 +41,9 @@ parameter::~parameter() {
if (m_kind == PARAM_RATIONAL) {
dealloc(m_rational);
}
if (m_kind == PARAM_ZSTRING) {
dealloc(m_zstring);
}
}
parameter::parameter(parameter const& other) {
@ -64,6 +67,7 @@ parameter& parameter::operator=(parameter const& other) {
case PARAM_RATIONAL: m_rational = alloc(rational, other.get_rational()); break;
case PARAM_DOUBLE: m_dval = other.m_dval; break;
case PARAM_EXTERNAL: m_ext_id = other.m_ext_id; break;
case PARAM_ZSTRING: m_zstring = alloc(zstring, other.get_zstring()); break;
default:
UNREACHABLE();
break;
@ -99,6 +103,7 @@ bool parameter::operator==(parameter const & p) const {
case PARAM_RATIONAL: return get_rational() == p.get_rational();
case PARAM_DOUBLE: return m_dval == p.m_dval;
case PARAM_EXTERNAL: return m_ext_id == p.m_ext_id;
case PARAM_ZSTRING: return get_zstring() == p.get_zstring();
default: UNREACHABLE(); return false;
}
}
@ -111,6 +116,7 @@ unsigned parameter::hash() const {
case PARAM_SYMBOL: b = get_symbol().hash(); break;
case PARAM_RATIONAL: b = get_rational().hash(); break;
case PARAM_DOUBLE: b = static_cast<unsigned>(m_dval); break;
case PARAM_ZSTRING: b = get_zstring().hash(); break;
case PARAM_EXTERNAL: b = m_ext_id; break;
}
return (b << 2) | m_kind;
@ -124,6 +130,7 @@ std::ostream& parameter::display(std::ostream& out) const {
case PARAM_AST: return out << "#" << get_ast()->get_id();
case PARAM_DOUBLE: return out << m_dval;
case PARAM_EXTERNAL: return out << "@" << m_ext_id;
case PARAM_ZSTRING: return out << get_zstring();
default:
UNREACHABLE();
return out << "[invalid parameter]";