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Adding origin location notation to yul ir.

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This commit is contained in:
Djordje Mijovic
2021-06-21 18:48:20 +02:00
committed by chriseth
parent 921e21c7cb
commit 838f59fa5b
32 changed files with 1552 additions and 177 deletions
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libsolidity/codegen/ir/IRGeneratorForStatements.h
+25 -8
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@@ -33,11 +33,33 @@ namespace solidity::frontend
class IRGenerationContext;
class YulUtilFunctions;
/**
* Base class for the statement generator.
* Encapsulates access to the yul code stream and handles source code locations.
*/
class IRGeneratorForStatementsBase: public ASTConstVisitor
{
public:
IRGeneratorForStatementsBase(IRGenerationContext& _context):
m_context(_context)
{}
virtual std::string code() const;
std::ostringstream& appendCode(bool _addLocationComment = true);
protected:
void setLocation(ASTNode const& _node);
langutil::SourceLocation m_currentLocation = {};
langutil::SourceLocation m_lastLocation = {};
IRGenerationContext& m_context;
private:
std::ostringstream m_code;
};
/**
* Component that translates Solidity's AST into Yul at statement level and below.
* It is an AST visitor that appends to an internal string buffer.
*/
class IRGeneratorForStatements: public ASTConstVisitor
class IRGeneratorForStatements: public IRGeneratorForStatementsBase
{
public:
IRGeneratorForStatements(
@@ -45,12 +67,12 @@ public:
YulUtilFunctions& _utils,
std::function<std::string()> _placeholderCallback = {}
):
m_context(_context),
IRGeneratorForStatementsBase(_context),
m_placeholderCallback(std::move(_placeholderCallback)),
m_utils(_utils)
{}
std::string code() const;
std::string code() const override;
/// Generate the code for the statements in the block;
void generate(Block const& _block);
@@ -190,16 +212,11 @@ private:
static Type const& type(Expression const& _expression);
void setLocation(ASTNode const& _node);
std::string linkerSymbol(ContractDefinition const& _library) const;
std::ostringstream m_code;
IRGenerationContext& m_context;
std::function<std::string()> m_placeholderCallback;
YulUtilFunctions& m_utils;
std::optional<IRLValue> m_currentLValue;
langutil::SourceLocation m_currentLocation;
};
}