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82 lines
1.7 KiB
82 lines
1.7 KiB
10 years ago
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#pragma once
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#include <array>
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#include "CompilerHelper.h"
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namespace dev
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{
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namespace eth
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{
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namespace jit
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{
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class Memory;
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struct MemoryRef
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{
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llvm::Value* ptr;
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llvm::Value* size;
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};
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template<typename _EnumT>
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struct sizeOf
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{
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static const size_t value = static_cast<size_t>(_EnumT::_size);
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};
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enum class EnvFunc
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{
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sload,
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sstore,
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sha3,
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balance,
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create,
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call,
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log,
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blockhash,
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extcode,
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calldataload, // Helper function, not client Env interface
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_size
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};
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class Ext : public RuntimeHelper
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{
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public:
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Ext(RuntimeManager& _runtimeManager, Memory& _memoryMan);
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llvm::Value* sload(llvm::Value* _index);
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void sstore(llvm::Value* _index, llvm::Value* _value);
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llvm::Value* balance(llvm::Value* _address);
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llvm::Value* calldataload(llvm::Value* _index);
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llvm::Value* create(llvm::Value* _endowment, llvm::Value* _initOff, llvm::Value* _initSize);
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llvm::Value* call(llvm::Value* _receiveAddress, llvm::Value* _value, llvm::Value* _inOff, llvm::Value* _inSize, llvm::Value* _outOff, llvm::Value* _outSize, llvm::Value* _codeAddress);
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llvm::Value* blockhash(llvm::Value* _number);
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llvm::Value* sha3(llvm::Value* _inOff, llvm::Value* _inSize);
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MemoryRef extcode(llvm::Value* _addr);
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void log(llvm::Value* _memIdx, llvm::Value* _numBytes, std::array<llvm::Value*,4> const& _topics);
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private:
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Memory& m_memoryMan;
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llvm::Value* m_size;
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llvm::Value* m_data = nullptr;
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std::array<llvm::Function*, sizeOf<EnvFunc>::value> m_funcs;
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std::array<llvm::Value*, 8> m_argAllocas;
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size_t m_argCounter = 0;
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llvm::CallInst* createCall(EnvFunc _funcId, std::initializer_list<llvm::Value*> const& _args);
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llvm::Value* getArgAlloca();
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llvm::Value* byPtr(llvm::Value* _value);
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};
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}
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}
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}
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