mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
156 lines
4.5 KiB
C++
156 lines
4.5 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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// SPDX-License-Identifier: GPL-3.0
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#include <libevmasm/EVMAssemblyStack.h>
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#include <libsolutil/JSON.h>
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#include <liblangutil/Exceptions.h>
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#include <libsolidity/codegen/CompilerContext.h>
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#include <utility>
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using namespace solidity::util;
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using namespace solidity::langutil;
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using namespace solidity::frontend;
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using namespace std;
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namespace solidity::evmasm
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{
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bool EVMAssemblyStack::parseAndAnalyze(string const& _sourceName, string const& _source)
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{
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solAssert(!m_evmAssembly);
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m_name = _sourceName;
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if (!jsonParseStrict(_source, m_json))
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return false;
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m_evmAssembly = evmasm::Assembly::fromJSON(m_json);
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return m_evmAssembly != nullptr;
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}
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void EVMAssemblyStack::assemble()
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{
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solAssert(m_evmAssembly->isCreation());
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solAssert(m_evmAssembly);
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solAssert(!m_evmRuntimeAssembly);
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m_object = m_evmAssembly->assemble();
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if (m_evmAssembly->numSubs() > 0)
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{
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m_evmRuntimeAssembly = make_shared<evmasm::Assembly>(m_evmAssembly->sub(0));
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solAssert(m_evmRuntimeAssembly && !m_evmRuntimeAssembly->isCreation());
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m_runtimeObject = m_evmRuntimeAssembly->assemble();
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}
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}
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LinkerObject const& EVMAssemblyStack::object(string const& _contractName) const
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{
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solAssert(_contractName == m_name);
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return m_object;
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}
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LinkerObject const& EVMAssemblyStack::runtimeObject(string const& _contractName) const
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{
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solAssert(_contractName == m_name);
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return m_runtimeObject;
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}
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// TODO: Review implementation here
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map<string, unsigned> EVMAssemblyStack::sourceIndices() const
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{
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solAssert(m_evmAssembly);
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map<string, unsigned> indices;
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unsigned index = 0;
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for (auto const& s: m_evmAssembly->sourceList())
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if (s != CompilerContext::yulUtilityFileName())
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indices[s] = index++;
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if (indices.find(CompilerContext::yulUtilityFileName()) == indices.end())
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indices[CompilerContext::yulUtilityFileName()] = index++;
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return indices;
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}
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string const* EVMAssemblyStack::sourceMapping(string const& _contractName) const
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{
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solAssert(_contractName == m_name);
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solAssert(m_evmAssembly);
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if (!m_sourceMapping.has_value())
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{
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// TODO: Should this be already pre-computed in assemble() and only returned here?
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AssemblyItems const& items = m_evmAssembly->items();
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m_sourceMapping.emplace(AssemblyItem::computeSourceMapping(items, sourceIndices()));
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}
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return m_sourceMapping.has_value() ? &m_sourceMapping.value() : nullptr;
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}
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string const* EVMAssemblyStack::runtimeSourceMapping(string const& _contractName) const
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{
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solAssert(_contractName == m_name);
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solAssert(m_evmRuntimeAssembly);
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if (!m_sourceMapping.has_value())
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{
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// TODO: Should this be already pre-computed in assemble() and only returned here?
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AssemblyItems const& items = m_evmRuntimeAssembly->items();
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m_sourceMapping.emplace(AssemblyItem::computeSourceMapping(items, sourceIndices()));
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}
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return m_sourceMapping.has_value() ? &m_sourceMapping.value() : nullptr;
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}
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Json::Value EVMAssemblyStack::assemblyJSON(string const& _contractName) const
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{
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solAssert(_contractName == m_name);
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solAssert(m_evmAssembly);
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vector<string> sources = sourceNames();
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if (find(sources.begin(), sources.end(), CompilerContext::yulUtilityFileName()) == sources.end())
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sources.emplace_back(CompilerContext::yulUtilityFileName());
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m_evmAssembly->setSourceList(sources);
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return m_evmAssembly->assemblyJSON();
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}
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string EVMAssemblyStack::assemblyString(string const& _contractName, StringMap const& _sourceCodes) const
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{
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solAssert(_contractName == m_name);
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solAssert(m_evmAssembly);
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return m_evmAssembly->assemblyString(m_debugInfoSelection, _sourceCodes);
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}
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string const EVMAssemblyStack::filesystemFriendlyName(string const& _contractName) const
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{
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solAssert(_contractName == m_name);
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// We have only one contract so there are no conflicts possible and no need to sanitize the name
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return m_name;
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}
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vector<string> EVMAssemblyStack::sourceNames() const
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{
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solAssert(m_evmAssembly);
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return m_evmAssembly->sourceList();
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}
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} // namespace solidity::evmasm
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