solidity/libsolidity/codegen/AsmCodeGen.h

88 lines
2.4 KiB
C
Raw Normal View History

/*
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/>.
*/
/**
2018-12-04 14:20:29 +00:00
* Adaptor between the abstract assembly and eth assembly.
*/
#pragma once
#include <libyul/AsmAnalysis.h>
2018-12-04 15:26:38 +00:00
#include <libyul/backends/evm/AbstractAssembly.h>
#include <liblangutil/SourceLocation.h>
#include <functional>
2018-12-04 14:36:03 +00:00
namespace yul
{
struct Block;
}
namespace dev
{
namespace eth
{
class Assembly;
2018-12-04 15:26:38 +00:00
class AssemblyItem;
}
2018-12-04 14:36:03 +00:00
namespace solidity
{
2018-12-04 15:26:38 +00:00
class EthAssemblyAdapter: public yul::AbstractAssembly
{
public:
explicit EthAssemblyAdapter(eth::Assembly& _assembly);
void setSourceLocation(langutil::SourceLocation const& _location) override;
int stackHeight() const override;
void appendInstruction(solidity::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 appendJump(int _stackDiffAfter) override;
void appendJumpTo(LabelID _labelId, int _stackDiffAfter) override;
void appendJumpToIf(LabelID _labelId) override;
void appendBeginsub(LabelID, int) override;
void appendJumpsub(LabelID, int, int) override;
void appendReturnsub(int, int) override;
void appendAssemblySize() override;
private:
static LabelID assemblyTagToIdentifier(eth::AssemblyItem const& _tag);
eth::Assembly& m_assembly;
};
class CodeGenerator
{
public:
2018-09-20 14:54:57 +00:00
/// Performs code generation and appends generated to _assembly.
static void assemble(
2018-12-04 14:36:03 +00:00
yul::Block const& _parsedData,
yul::AsmAnalysisInfo& _analysisInfo,
dev::eth::Assembly& _assembly,
yul::ExternalIdentifierAccess const& _identifierAccess = yul::ExternalIdentifierAccess(),
2017-08-25 15:04:31 +00:00
bool _useNamedLabelsForFunctions = false
2017-04-12 16:32:25 +00:00
);
};
}
2018-12-04 14:36:03 +00:00
}