mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
1a2e441bc5
- This also adds support for internal library calls as a side-effect since they'll now be pulled into the internal dispatch automatically.
114 lines
4.1 KiB
C++
114 lines
4.1 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @author Alex Beregszaszi
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* @date 2017
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* Component that translates Solidity code into Yul.
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*/
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#pragma once
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#include <libsolidity/interface/OptimiserSettings.h>
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#include <libsolidity/ast/ASTForward.h>
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#include <libsolidity/codegen/ir/IRGenerationContext.h>
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#include <libsolidity/codegen/YulUtilFunctions.h>
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#include <liblangutil/EVMVersion.h>
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#include <string>
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namespace solidity::frontend
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{
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class SourceUnit;
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class IRGenerator
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{
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public:
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IRGenerator(
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langutil::EVMVersion _evmVersion,
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RevertStrings _revertStrings,
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OptimiserSettings _optimiserSettings
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):
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m_evmVersion(_evmVersion),
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m_optimiserSettings(_optimiserSettings),
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m_context(_evmVersion, _revertStrings, std::move(_optimiserSettings)),
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m_utils(_evmVersion, m_context.revertStrings(), m_context.functionCollector())
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{}
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/// Generates and returns the IR code, in unoptimized and optimized form
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/// (or just pretty-printed, depending on the optimizer settings).
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std::pair<std::string, std::string> run(
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ContractDefinition const& _contract,
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std::map<ContractDefinition const*, std::string const> const& _otherYulSources
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);
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private:
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std::string generate(
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ContractDefinition const& _contract,
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std::map<ContractDefinition const*, std::string const> const& _otherYulSources
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);
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std::string generate(Block const& _block);
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/// Generates code for all the functions from the function generation queue.
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/// The resulting code is stored in the function collector in IRGenerationContext.
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void generateQueuedFunctions();
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/// Generates all the internal dispatch functions necessary to handle any function that could
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/// possibly be called via a pointer.
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/// @return The content of the dispatch for reuse in runtime code. Reuse is necessary because
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/// pointers to functions can be passed from the creation code in storage variables.
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InternalDispatchMap generateInternalDispatchFunctions();
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/// Generates code for and returns the name of the function.
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std::string generateFunction(FunctionDefinition const& _function);
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/// Generates a getter for the given declaration and returns its name
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std::string generateGetter(VariableDeclaration const& _varDecl);
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/// Generates code that assigns the initial value of the respective type.
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std::string generateInitialAssignment(VariableDeclaration const& _varDecl);
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/// Generates implicit constructors for all contracts in the inheritance hierarchy of
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/// @a _contract
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/// If there are user defined constructors, their body will be included in implicit constructors body.
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void generateImplicitConstructors(ContractDefinition const& _contract);
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/// Evaluates constructor's arguments for all base contracts (listed in inheritance specifiers) of
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/// @a _contract
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/// @returns Pair of expressions needed to evaluate params and list of parameters in a map contract -> params
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std::pair<std::string, std::map<ContractDefinition const*, std::vector<std::string>>>
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evaluateConstructorArguments(ContractDefinition const& _contract);
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/// Initializes state variables of
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/// @a _contract
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/// @returns Source code to initialize state variables
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std::string initStateVariables(ContractDefinition const& _contract);
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std::string deployCode(ContractDefinition const& _contract);
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std::string callValueCheck();
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std::string dispatchRoutine(ContractDefinition const& _contract);
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std::string memoryInit();
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void resetContext(ContractDefinition const& _contract);
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langutil::EVMVersion const m_evmVersion;
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OptimiserSettings const m_optimiserSettings;
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IRGenerationContext m_context;
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YulUtilFunctions m_utils;
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};
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}
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