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Merge pull request #11470 from ethereum/cacheVirtualLookup

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Cache functions by name.
This commit is contained in:
Daniel Kirchner 2021-06-03 11:51:08 +02:00 committed by GitHub
commit 9be57546db
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 26 additions and 3 deletions
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16
libsolidity/ast/AST.cpp
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@ -276,6 +276,17 @@ FunctionDefinition const* ContractDefinition::nextConstructor(ContractDefinition
return nullptr;
}
multimap<std::string, FunctionDefinition const*> const& ContractDefinition::definedFunctionsByName() const
{
return m_definedFunctionsByName.init([&]{
std::multimap<std::string, FunctionDefinition const*> result;
for (FunctionDefinition const* fun: filteredNodes<FunctionDefinition>(m_subNodes))
result.insert({fun->name(), fun});
return result;
});
}
TypeNameAnnotation& TypeName::annotation() const
{
return initAnnotation<TypeNameAnnotation>();
@ -397,6 +408,7 @@ FunctionDefinition const& FunctionDefinition::resolveVirtual(
) const
{
solAssert(!isConstructor(), "");
solAssert(!name().empty(), "");
// If we are not doing super-lookup and the function is not virtual, we can stop here.
if (_searchStart == nullptr && !virtualSemantics())
@ -416,10 +428,8 @@ FunctionDefinition const& FunctionDefinition::resolveVirtual(
else
foundSearchStart = true;
for (FunctionDefinition const* function: c->definedFunctions())
for (FunctionDefinition const* function: c->definedFunctions(name()))
if (
function->name() == name() &&
!function->isConstructor() &&
// With super lookup analysis guarantees that there is an implemented function in the chain.
// With virtual lookup there are valid cases where returning an unimplemented one is fine.
(function->isImplemented() || _searchStart == nullptr) &&

13
libsolidity/ast/AST.h
View File

@ -36,6 +36,9 @@
#include <json/json.h>
#include <range/v3/view/subrange.hpp>
#include <range/v3/view/map.hpp>
#include <memory>
#include <optional>
#include <string>
@ -497,6 +500,13 @@ public:
std::vector<VariableDeclaration const*> stateVariables() const { return filteredNodes<VariableDeclaration>(m_subNodes); }
std::vector<ModifierDefinition const*> functionModifiers() const { return filteredNodes<ModifierDefinition>(m_subNodes); }
std::vector<FunctionDefinition const*> definedFunctions() const { return filteredNodes<FunctionDefinition>(m_subNodes); }
/// @returns a view<FunctionDefinition const*> of all functions
/// defined in this contract of the given name (excluding inherited functions).
auto definedFunctions(std::string const& _name) const
{
auto&& [b, e] = definedFunctionsByName().equal_range(_name);
return ranges::subrange<decltype(b)>(b, e) | ranges::views::values;
}
std::vector<EventDefinition const*> events() const { return filteredNodes<EventDefinition>(m_subNodes); }
std::vector<EventDefinition const*> const& interfaceEvents() const;
/// @returns all errors defined in this contract or any base contract
@ -546,6 +556,8 @@ public:
FunctionDefinition const* nextConstructor(ContractDefinition const& _mostDerivedContract) const;
private:
std::multimap<std::string, FunctionDefinition const*> const& definedFunctionsByName() const;
std::vector<ASTPointer<InheritanceSpecifier>> m_baseContracts;
std::vector<ASTPointer<ASTNode>> m_subNodes;
ContractKind m_contractKind;
@ -553,6 +565,7 @@ private:
util::LazyInit<std::vector<std::pair<util::FixedHash<4>, FunctionTypePointer>>> m_interfaceFunctionList[2];
util::LazyInit<std::vector<EventDefinition const*>> m_interfaceEvents;
util::LazyInit<std::multimap<std::string, FunctionDefinition const*>> m_definedFunctionsByName;
};
/**