mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
Merge pull request #11293 from ethereum/ethassemblyadapter
Split EthAssemblyAdapter from AsmCodeGen
This commit is contained in:
chriseth
GitHub
commit
28c3b38308
@ -27,7 +27,7 @@
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#include <libyul/AsmAnalysisInfo.h>
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#include <libyul/AsmParser.h>
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#include <libyul/AsmPrinter.h>
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#include <libyul/backends/evm/AsmCodeGen.h>
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#include <libyul/backends/evm/EthAssemblyAdapter.h>
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#include <libyul/backends/evm/EVMAssembly.h>
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#include <libyul/backends/evm/EVMCodeTransform.h>
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#include <libyul/backends/evm/EVMDialect.h>
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@ -49,10 +49,12 @@ add_library(yul
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Utilities.h
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YulString.h
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backends/evm/AbstractAssembly.h
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backends/evm/AsmCodeGen.h
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backends/evm/AsmCodeGen.cpp
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backends/evm/AsmCodeGen.h
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backends/evm/ConstantOptimiser.cpp
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backends/evm/ConstantOptimiser.h
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backends/evm/EthAssemblyAdapter.cpp
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backends/evm/EthAssemblyAdapter.h
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backends/evm/EVMAssembly.cpp
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backends/evm/EVMAssembly.h
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backends/evm/EVMCodeTransform.cpp
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@ -16,27 +16,15 @@
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*/
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// SPDX-License-Identifier: GPL-3.0
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/**
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* Adaptor between the abstract assembly and eth assembly.
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* Helper to compile Yul code using libevmasm.
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*/
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#include <libyul/backends/evm/AsmCodeGen.h>
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#include <libyul/AsmAnalysisInfo.h>
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#include <libyul/AST.h>
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#include <libyul/backends/evm/AbstractAssembly.h>
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#include <libyul/backends/evm/EthAssemblyAdapter.h>
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#include <libyul/backends/evm/EVMCodeTransform.h>
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#include <libevmasm/Assembly.h>
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#include <libevmasm/AssemblyItem.h>
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#include <libevmasm/Instruction.h>
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#include <liblangutil/SourceLocation.h>
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#include <libsolutil/FixedHash.h>
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#include <memory>
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#include <functional>
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#include <libyul/AST.h>
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#include <libyul/AsmAnalysisInfo.h>
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using namespace std;
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using namespace solidity;
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@ -44,169 +32,6 @@ using namespace solidity::yul;
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using namespace solidity::util;
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using namespace solidity::langutil;
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EthAssemblyAdapter::EthAssemblyAdapter(evmasm::Assembly& _assembly):
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m_assembly(_assembly)
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{
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}
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void EthAssemblyAdapter::setSourceLocation(SourceLocation const& _location)
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{
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m_assembly.setSourceLocation(_location);
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}
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int EthAssemblyAdapter::stackHeight() const
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{
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return m_assembly.deposit();
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}
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void EthAssemblyAdapter::setStackHeight(int height)
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{
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m_assembly.setDeposit(height);
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}
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void EthAssemblyAdapter::appendInstruction(evmasm::Instruction _instruction)
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{
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m_assembly.append(_instruction);
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}
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void EthAssemblyAdapter::appendConstant(u256 const& _constant)
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{
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m_assembly.append(_constant);
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}
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void EthAssemblyAdapter::appendLabel(LabelID _labelId)
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{
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m_assembly.append(evmasm::AssemblyItem(evmasm::Tag, _labelId));
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}
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void EthAssemblyAdapter::appendLabelReference(LabelID _labelId)
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{
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m_assembly.append(evmasm::AssemblyItem(evmasm::PushTag, _labelId));
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}
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size_t EthAssemblyAdapter::newLabelId()
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{
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return assemblyTagToIdentifier(m_assembly.newTag());
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}
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size_t EthAssemblyAdapter::namedLabel(std::string const& _name)
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{
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return assemblyTagToIdentifier(m_assembly.namedTag(_name));
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}
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void EthAssemblyAdapter::appendLinkerSymbol(std::string const& _linkerSymbol)
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{
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m_assembly.appendLibraryAddress(_linkerSymbol);
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}
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void EthAssemblyAdapter::appendVerbatim(bytes _data, size_t _arguments, size_t _returnVariables)
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{
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m_assembly.appendVerbatim(move(_data), _arguments, _returnVariables);
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}
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void EthAssemblyAdapter::appendJump(int _stackDiffAfter, JumpType _jumpType)
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{
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appendJumpInstruction(evmasm::Instruction::JUMP, _jumpType);
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m_assembly.adjustDeposit(_stackDiffAfter);
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}
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void EthAssemblyAdapter::appendJumpTo(LabelID _labelId, int _stackDiffAfter, JumpType _jumpType)
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{
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appendLabelReference(_labelId);
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appendJump(_stackDiffAfter, _jumpType);
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}
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void EthAssemblyAdapter::appendJumpToIf(LabelID _labelId, JumpType _jumpType)
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{
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appendLabelReference(_labelId);
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appendJumpInstruction(evmasm::Instruction::JUMPI, _jumpType);
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}
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void EthAssemblyAdapter::appendAssemblySize()
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{
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m_assembly.appendProgramSize();
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}
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pair<shared_ptr<AbstractAssembly>, AbstractAssembly::SubID> EthAssemblyAdapter::createSubAssembly(string _name)
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{
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shared_ptr<evmasm::Assembly> assembly{make_shared<evmasm::Assembly>(std::move(_name))};
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auto sub = m_assembly.newSub(assembly);
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return {make_shared<EthAssemblyAdapter>(*assembly), static_cast<size_t>(sub.data())};
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}
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void EthAssemblyAdapter::appendDataOffset(vector<AbstractAssembly::SubID> const& _subPath)
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{
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if (auto it = m_dataHashBySubId.find(_subPath[0]); it != m_dataHashBySubId.end())
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{
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yulAssert(_subPath.size() == 1, "");
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m_assembly << evmasm::AssemblyItem(evmasm::PushData, it->second);
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return;
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}
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m_assembly.pushSubroutineOffset(m_assembly.encodeSubPath(_subPath));
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}
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void EthAssemblyAdapter::appendDataSize(vector<AbstractAssembly::SubID> const& _subPath)
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{
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if (auto it = m_dataHashBySubId.find(_subPath[0]); it != m_dataHashBySubId.end())
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{
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yulAssert(_subPath.size() == 1, "");
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m_assembly << u256(m_assembly.data(h256(it->second)).size());
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return;
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}
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m_assembly.pushSubroutineSize(m_assembly.encodeSubPath(_subPath));
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}
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AbstractAssembly::SubID EthAssemblyAdapter::appendData(bytes const& _data)
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{
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evmasm::AssemblyItem pushData = m_assembly.newData(_data);
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SubID subID = m_nextDataCounter++;
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m_dataHashBySubId[subID] = pushData.data();
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return subID;
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}
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void EthAssemblyAdapter::appendImmutable(std::string const& _identifier)
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{
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m_assembly.appendImmutable(_identifier);
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}
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void EthAssemblyAdapter::appendImmutableAssignment(std::string const& _identifier)
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{
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m_assembly.appendImmutableAssignment(_identifier);
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}
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void EthAssemblyAdapter::markAsInvalid()
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{
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m_assembly.markAsInvalid();
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}
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EthAssemblyAdapter::LabelID EthAssemblyAdapter::assemblyTagToIdentifier(evmasm::AssemblyItem const& _tag)
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{
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u256 id = _tag.data();
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yulAssert(id <= std::numeric_limits<LabelID>::max(), "Tag id too large.");
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return LabelID(id);
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}
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void EthAssemblyAdapter::appendJumpInstruction(evmasm::Instruction _instruction, JumpType _jumpType)
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{
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yulAssert(_instruction == evmasm::Instruction::JUMP || _instruction == evmasm::Instruction::JUMPI, "");
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evmasm::AssemblyItem jump(_instruction);
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switch (_jumpType)
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{
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case JumpType::Ordinary:
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yulAssert(jump.getJumpType() == evmasm::AssemblyItem::JumpType::Ordinary, "");
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break;
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case JumpType::IntoFunction:
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jump.setJumpType(evmasm::AssemblyItem::JumpType::IntoFunction);
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break;
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case JumpType::OutOfFunction:
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jump.setJumpType(evmasm::AssemblyItem::JumpType::OutOfFunction);
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break;
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}
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m_assembly.append(std::move(jump));
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}
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void CodeGenerator::assemble(
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Block const& _parsedData,
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AsmAnalysisInfo& _analysisInfo,
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@ -16,63 +16,24 @@
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*/
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// SPDX-License-Identifier: GPL-3.0
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/**
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* Adaptor between the abstract assembly and eth assembly.
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* Helper to compile Yul code using libevmasm.
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*/
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#pragma once
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#include <libyul/backends/evm/AbstractAssembly.h>
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#include <libyul/AsmAnalysis.h>
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#include <liblangutil/SourceLocation.h>
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#include <functional>
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#include <liblangutil/EVMVersion.h>
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namespace solidity::evmasm
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{
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class Assembly;
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class AssemblyItem;
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}
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namespace solidity::yul
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{
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struct Block;
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class EthAssemblyAdapter: public AbstractAssembly
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{
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public:
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explicit EthAssemblyAdapter(evmasm::Assembly& _assembly);
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void setSourceLocation(langutil::SourceLocation const& _location) override;
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int stackHeight() const override;
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void setStackHeight(int height) override;
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void appendInstruction(evmasm::Instruction _instruction) override;
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void appendConstant(u256 const& _constant) override;
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void appendLabel(LabelID _labelId) override;
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void appendLabelReference(LabelID _labelId) override;
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size_t newLabelId() override;
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size_t namedLabel(std::string const& _name) override;
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void appendLinkerSymbol(std::string const& _linkerSymbol) override;
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void appendVerbatim(bytes _data, size_t _arguments, size_t _returnVariables) override;
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void appendJump(int _stackDiffAfter, JumpType _jumpType) override;
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void appendJumpTo(LabelID _labelId, int _stackDiffAfter, JumpType _jumpType) override;
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void appendJumpToIf(LabelID _labelId, JumpType _jumpType) override;
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void appendAssemblySize() override;
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std::pair<std::shared_ptr<AbstractAssembly>, SubID> createSubAssembly(std::string _name = {}) override;
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void appendDataOffset(std::vector<SubID> const& _subPath) override;
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void appendDataSize(std::vector<SubID> const& _subPath) override;
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SubID appendData(bytes const& _data) override;
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void appendImmutable(std::string const& _identifier) override;
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void appendImmutableAssignment(std::string const& _identifier) override;
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void markAsInvalid() override;
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private:
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static LabelID assemblyTagToIdentifier(evmasm::AssemblyItem const& _tag);
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void appendJumpInstruction(evmasm::Instruction _instruction, JumpType _jumpType);
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evmasm::Assembly& m_assembly;
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std::map<SubID, u256> m_dataHashBySubId;
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size_t m_nextDataCounter = std::numeric_limits<size_t>::max() / 2;
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};
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struct AsmAnalysisInfo;
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class CodeGenerator
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{
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@ -88,5 +49,4 @@ public:
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bool _optimizeStackAllocation = false
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);
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};
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}
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203
libyul/backends/evm/EthAssemblyAdapter.cpp
Normal file
203
libyul/backends/evm/EthAssemblyAdapter.cpp
Normal file
@ -0,0 +1,203 @@
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/*
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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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// SPDX-License-Identifier: GPL-3.0
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/**
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* Adaptor between AbstractAssembly and libevmasm.
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*/
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#include <libyul/backends/evm/EthAssemblyAdapter.h>
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#include <libyul/backends/evm/AbstractAssembly.h>
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#include <libyul/Exceptions.h>
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#include <libevmasm/Assembly.h>
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#include <libevmasm/AssemblyItem.h>
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#include <libevmasm/Instruction.h>
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#include <liblangutil/SourceLocation.h>
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#include <memory>
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#include <functional>
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using namespace std;
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using namespace solidity;
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using namespace solidity::yul;
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using namespace solidity::util;
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using namespace solidity::langutil;
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EthAssemblyAdapter::EthAssemblyAdapter(evmasm::Assembly& _assembly):
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m_assembly(_assembly)
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{
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}
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void EthAssemblyAdapter::setSourceLocation(SourceLocation const& _location)
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{
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m_assembly.setSourceLocation(_location);
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}
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int EthAssemblyAdapter::stackHeight() const
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{
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return m_assembly.deposit();
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}
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void EthAssemblyAdapter::setStackHeight(int height)
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{
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m_assembly.setDeposit(height);
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}
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void EthAssemblyAdapter::appendInstruction(evmasm::Instruction _instruction)
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{
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m_assembly.append(_instruction);
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}
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void EthAssemblyAdapter::appendConstant(u256 const& _constant)
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{
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m_assembly.append(_constant);
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}
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void EthAssemblyAdapter::appendLabel(LabelID _labelId)
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{
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m_assembly.append(evmasm::AssemblyItem(evmasm::Tag, _labelId));
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}
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void EthAssemblyAdapter::appendLabelReference(LabelID _labelId)
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{
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m_assembly.append(evmasm::AssemblyItem(evmasm::PushTag, _labelId));
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}
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size_t EthAssemblyAdapter::newLabelId()
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{
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return assemblyTagToIdentifier(m_assembly.newTag());
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}
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size_t EthAssemblyAdapter::namedLabel(std::string const& _name)
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{
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return assemblyTagToIdentifier(m_assembly.namedTag(_name));
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}
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void EthAssemblyAdapter::appendLinkerSymbol(std::string const& _linkerSymbol)
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{
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m_assembly.appendLibraryAddress(_linkerSymbol);
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}
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void EthAssemblyAdapter::appendVerbatim(bytes _data, size_t _arguments, size_t _returnVariables)
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{
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m_assembly.appendVerbatim(move(_data), _arguments, _returnVariables);
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}
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void EthAssemblyAdapter::appendJump(int _stackDiffAfter, JumpType _jumpType)
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{
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appendJumpInstruction(evmasm::Instruction::JUMP, _jumpType);
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m_assembly.adjustDeposit(_stackDiffAfter);
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}
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void EthAssemblyAdapter::appendJumpTo(LabelID _labelId, int _stackDiffAfter, JumpType _jumpType)
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{
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appendLabelReference(_labelId);
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appendJump(_stackDiffAfter, _jumpType);
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}
|
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|
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void EthAssemblyAdapter::appendJumpToIf(LabelID _labelId, JumpType _jumpType)
|
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{
|
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appendLabelReference(_labelId);
|
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appendJumpInstruction(evmasm::Instruction::JUMPI, _jumpType);
|
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}
|
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|
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void EthAssemblyAdapter::appendAssemblySize()
|
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{
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m_assembly.appendProgramSize();
|
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}
|
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|
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pair<shared_ptr<AbstractAssembly>, AbstractAssembly::SubID> EthAssemblyAdapter::createSubAssembly(string _name)
|
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{
|
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shared_ptr<evmasm::Assembly> assembly{make_shared<evmasm::Assembly>(std::move(_name))};
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auto sub = m_assembly.newSub(assembly);
|
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return {make_shared<EthAssemblyAdapter>(*assembly), static_cast<size_t>(sub.data())};
|
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}
|
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|
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void EthAssemblyAdapter::appendDataOffset(vector<AbstractAssembly::SubID> const& _subPath)
|
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{
|
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if (auto it = m_dataHashBySubId.find(_subPath[0]); it != m_dataHashBySubId.end())
|
||||
{
|
||||
yulAssert(_subPath.size() == 1, "");
|
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m_assembly << evmasm::AssemblyItem(evmasm::PushData, it->second);
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return;
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}
|
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m_assembly.pushSubroutineOffset(m_assembly.encodeSubPath(_subPath));
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}
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void EthAssemblyAdapter::appendDataSize(vector<AbstractAssembly::SubID> const& _subPath)
|
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{
|
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if (auto it = m_dataHashBySubId.find(_subPath[0]); it != m_dataHashBySubId.end())
|
||||
{
|
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yulAssert(_subPath.size() == 1, "");
|
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m_assembly << u256(m_assembly.data(h256(it->second)).size());
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return;
|
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}
|
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m_assembly.pushSubroutineSize(m_assembly.encodeSubPath(_subPath));
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}
|
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|
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AbstractAssembly::SubID EthAssemblyAdapter::appendData(bytes const& _data)
|
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{
|
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evmasm::AssemblyItem pushData = m_assembly.newData(_data);
|
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SubID subID = m_nextDataCounter++;
|
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m_dataHashBySubId[subID] = pushData.data();
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return subID;
|
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}
|
||||
|
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void EthAssemblyAdapter::appendImmutable(std::string const& _identifier)
|
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{
|
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m_assembly.appendImmutable(_identifier);
|
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}
|
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|
||||
void EthAssemblyAdapter::appendImmutableAssignment(std::string const& _identifier)
|
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{
|
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m_assembly.appendImmutableAssignment(_identifier);
|
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}
|
||||
|
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void EthAssemblyAdapter::markAsInvalid()
|
||||
{
|
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m_assembly.markAsInvalid();
|
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}
|
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|
||||
EthAssemblyAdapter::LabelID EthAssemblyAdapter::assemblyTagToIdentifier(evmasm::AssemblyItem const& _tag)
|
||||
{
|
||||
u256 id = _tag.data();
|
||||
yulAssert(id <= std::numeric_limits<LabelID>::max(), "Tag id too large.");
|
||||
return LabelID(id);
|
||||
}
|
||||
|
||||
void EthAssemblyAdapter::appendJumpInstruction(evmasm::Instruction _instruction, JumpType _jumpType)
|
||||
{
|
||||
yulAssert(_instruction == evmasm::Instruction::JUMP || _instruction == evmasm::Instruction::JUMPI, "");
|
||||
evmasm::AssemblyItem jump(_instruction);
|
||||
switch (_jumpType)
|
||||
{
|
||||
case JumpType::Ordinary:
|
||||
yulAssert(jump.getJumpType() == evmasm::AssemblyItem::JumpType::Ordinary, "");
|
||||
break;
|
||||
case JumpType::IntoFunction:
|
||||
jump.setJumpType(evmasm::AssemblyItem::JumpType::IntoFunction);
|
||||
break;
|
||||
case JumpType::OutOfFunction:
|
||||
jump.setJumpType(evmasm::AssemblyItem::JumpType::OutOfFunction);
|
||||
break;
|
||||
}
|
||||
m_assembly.append(std::move(jump));
|
||||
}
|
||||
74
libyul/backends/evm/EthAssemblyAdapter.h
Normal file
74
libyul/backends/evm/EthAssemblyAdapter.h
Normal file
@ -0,0 +1,74 @@
|
||||
/*
|
||||
This file is part of solidity.
|
||||
|
||||
solidity is free software: you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation, either version 3 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
solidity is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with solidity. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
// SPDX-License-Identifier: GPL-3.0
|
||||
/**
|
||||
* Adaptor between AbstractAssembly and libevmasm.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <libyul/backends/evm/AbstractAssembly.h>
|
||||
#include <libyul/AsmAnalysis.h>
|
||||
#include <liblangutil/SourceLocation.h>
|
||||
#include <functional>
|
||||
|
||||
namespace solidity::evmasm
|
||||
{
|
||||
class Assembly;
|
||||
class AssemblyItem;
|
||||
}
|
||||
|
||||
namespace solidity::yul
|
||||
{
|
||||
class EthAssemblyAdapter: public AbstractAssembly
|
||||
{
|
||||
public:
|
||||
explicit EthAssemblyAdapter(evmasm::Assembly& _assembly);
|
||||
void setSourceLocation(langutil::SourceLocation const& _location) override;
|
||||
int stackHeight() const override;
|
||||
void setStackHeight(int height) override;
|
||||
void appendInstruction(evmasm::Instruction _instruction) override;
|
||||
void appendConstant(u256 const& _constant) override;
|
||||
void appendLabel(LabelID _labelId) override;
|
||||
void appendLabelReference(LabelID _labelId) override;
|
||||
size_t newLabelId() override;
|
||||
size_t namedLabel(std::string const& _name) override;
|
||||
void appendLinkerSymbol(std::string const& _linkerSymbol) override;
|
||||
void appendVerbatim(bytes _data, size_t _arguments, size_t _returnVariables) override;
|
||||
void appendJump(int _stackDiffAfter, JumpType _jumpType) override;
|
||||
void appendJumpTo(LabelID _labelId, int _stackDiffAfter, JumpType _jumpType) override;
|
||||
void appendJumpToIf(LabelID _labelId, JumpType _jumpType) override;
|
||||
void appendAssemblySize() override;
|
||||
std::pair<std::shared_ptr<AbstractAssembly>, SubID> createSubAssembly(std::string _name = {}) override;
|
||||
void appendDataOffset(std::vector<SubID> const& _subPath) override;
|
||||
void appendDataSize(std::vector<SubID> const& _subPath) override;
|
||||
SubID appendData(bytes const& _data) override;
|
||||
|
||||
void appendImmutable(std::string const& _identifier) override;
|
||||
void appendImmutableAssignment(std::string const& _identifier) override;
|
||||
|
||||
void markAsInvalid() override;
|
||||
|
||||
private:
|
||||
static LabelID assemblyTagToIdentifier(evmasm::AssemblyItem const& _tag);
|
||||
void appendJumpInstruction(evmasm::Instruction _instruction, JumpType _jumpType);
|
||||
|
||||
evmasm::Assembly& m_assembly;
|
||||
std::map<SubID, u256> m_dataHashBySubId;
|
||||
size_t m_nextDataCounter = std::numeric_limits<size_t>::max() / 2;
|
||||
};
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user