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Add type helper function.

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This commit is contained in:
chriseth 2019-05-06 11:09:50 +02:00
parent 7c62193524
commit 3365cb9b4a
2 changed files with 17 additions and 9 deletions
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24
libsolidity/codegen/ir/IRGeneratorForStatements.cpp
View File

@ -116,7 +116,7 @@ bool IRGeneratorForStatements::visit(Assignment const& _assignment)
_assignment.rightHandSide().accept(*this);
Type const* intermediateType = _assignment.rightHandSide().annotation().type->closestTemporaryType(
_assignment.leftHandSide().annotation().type
&type(_assignment.leftHandSide())
);
string intermediateValue = m_context.newYulVariable();
m_code << "let " << intermediateValue << " := " << expressionAsType(_assignment.rightHandSide(), *intermediateType) << "\n";
@ -228,21 +228,21 @@ void IRGeneratorForStatements::endVisit(FunctionCall const& _functionCall)
"This type of function call is not yet implemented"
);
TypePointer const funcType = _functionCall.expression().annotation().type;
Type const& funcType = type(_functionCall.expression());
if (_functionCall.annotation().kind == FunctionCallKind::TypeConversion)
{
solAssert(funcType->category() == Type::Category::TypeType, "Expected category to be TypeType");
solAssert(funcType.category() == Type::Category::TypeType, "Expected category to be TypeType");
solAssert(_functionCall.arguments().size() == 1, "Expected one argument for type conversion");
defineExpression(_functionCall) <<
expressionAsType(*_functionCall.arguments().front(), *_functionCall.annotation().type) <<
expressionAsType(*_functionCall.arguments().front(), type(_functionCall)) <<
"\n";
return;
}
FunctionTypePointer functionType = dynamic_cast<FunctionType const*>(funcType);
FunctionTypePointer functionType = dynamic_cast<FunctionType const*>(&funcType);
TypePointers parameterTypes = functionType->parameterTypes();
vector<ASTPointer<Expression const>> const& callArguments = _functionCall.arguments();
@ -347,14 +347,14 @@ bool IRGeneratorForStatements::visit(Identifier const& _identifier)
bool IRGeneratorForStatements::visit(Literal const& _literal)
{
TypePointer type = _literal.annotation().type;
Type const& literalType = type(_literal);
switch (type->category())
switch (literalType.category())
{
case Type::Category::RationalNumber:
case Type::Category::Bool:
case Type::Category::Address:
defineExpression(_literal) << toCompactHexWithPrefix(type->literalValue(&_literal)) << "\n";
defineExpression(_literal) << toCompactHexWithPrefix(literalType.literalValue(&_literal)) << "\n";
break;
case Type::Category::StringLiteral:
solUnimplemented("");
@ -367,7 +367,7 @@ bool IRGeneratorForStatements::visit(Literal const& _literal)
string IRGeneratorForStatements::expressionAsType(Expression const& _expression, Type const& _to)
{
Type const& from = *_expression.annotation().type;
Type const& from = type(_expression);
string varName = m_context.variable(_expression);
if (from == _to)
@ -391,3 +391,9 @@ void IRGeneratorForStatements::setLValue(Expression const& _expression, unique_p
else
defineExpression(_expression) << _lvalue->retrieveValue() << "\n";
}
Type const& IRGeneratorForStatements::type(Expression const& _expression)
{
solAssert(_expression.annotation().type, "Type of expression not set.");
return *_expression.annotation().type;
}

2
libsolidity/codegen/ir/IRGeneratorForStatements.h
View File

@ -65,6 +65,8 @@ private:
void setLValue(Expression const& _expression, std::unique_ptr<IRLValue> _lvalue);
static Type const& type(Expression const& _expression);
std::ostringstream m_code;
IRGenerationContext& m_context;
YulUtilFunctions& m_utils;