getRealType() introduced

This commit is contained in:
Lefteris Karapetsas 2015-02-06 13:42:51 +01:00
parent 76c9f13626
commit 2c9ff4747d
3 changed files with 14 additions and 2 deletions

View File

@ -852,7 +852,7 @@ unsigned ExpressionCompiler::appendArgumentsCopyToMemory(vector<ASTPointer<Expre
for (unsigned i = 0; i < _arguments.size(); ++i)
{
_arguments[i]->accept(*this);
length += moveTypeToMemory(*_arguments[i]->getType(), _arguments[i]->getLocation(), _memoryOffset + length);
length += moveTypeToMemory(*_arguments[i]->getType()->getRealType(), _arguments[i]->getLocation(), _memoryOffset + length);
}
return length;
}

View File

@ -361,6 +361,14 @@ u256 IntegerConstantType::literalValue(Literal const* _literal) const
return value;
}
TypePointer IntegerConstantType::getRealType() const
{
auto intType = getIntegerType();
if (!intType)
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("getRealType called with invalid integer constant" + toString()));
return intType;
}
shared_ptr<IntegerType const> IntegerConstantType::getIntegerType() const
{
bigint value = m_value;

View File

@ -130,6 +130,8 @@ public:
/// i.e. it behaves differently in lvalue context and in value context.
virtual bool isValueType() const { return false; }
virtual unsigned getSizeOnStack() const { return 1; }
/// @returns the real type of some types, like e.g: IntegerConstant
virtual TypePointer getRealType() const { return TypePointer(); }
/// Returns the list of all members of this type. Default implementation: no members.
virtual MemberList const& getMembers() const { return EmptyMemberList; }
@ -140,7 +142,7 @@ public:
virtual u256 literalValue(Literal const*) const
{
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Literal value requested "
"for type without literals."));
"for type without literals."));
}
protected:
@ -175,6 +177,7 @@ public:
virtual MemberList const& getMembers() const { return isAddress() ? AddressMemberList : EmptyMemberList; }
virtual std::string toString() const override;
virtual TypePointer getRealType() const { return std::make_shared<IntegerType>(m_bits, m_modifier); }
int getNumBits() const { return m_bits; }
bool isHash() const { return m_modifier == Modifier::HASH || m_modifier == Modifier::ADDRESS; }
@ -214,6 +217,7 @@ public:
virtual std::string toString() const override;
virtual u256 literalValue(Literal const* _literal) const override;
virtual TypePointer getRealType() const override;
/// @returns the smallest integer type that can hold the value or an empty pointer if not possible.
std::shared_ptr<IntegerType const> getIntegerType() const;