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lowlevelilinstruction.h
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// Copyright (c) 2015-2020 Vector 35 Inc
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
#pragma once
#include <functional>
#include <unordered_map>
#include <vector>
#ifdef BINARYNINJACORE_LIBRARY
#include "type.h"
#else
#include "binaryninjaapi.h"
#endif
#ifdef BINARYNINJACORE_LIBRARY
namespace BinaryNinjaCore
#else
namespace BinaryNinja
#endif
{
#ifdef BINARYNINJACORE_LIBRARY
typedef size_t ExprId;
#endif
class LowLevelILFunction;
template <BNLowLevelILOperation N>
struct LowLevelILInstructionAccessor {};
struct LowLevelILInstruction;
struct LowLevelILConstantInstruction;
struct LowLevelILOneOperandInstruction;
struct LowLevelILTwoOperandInstruction;
struct LowLevelILTwoOperandWithCarryInstruction;
struct LowLevelILLabel;
struct MediumLevelILInstruction;
class LowLevelILOperand;
class LowLevelILOperandList;
struct RegisterOrFlag
{
bool isFlag;
uint32_t index;
RegisterOrFlag();
RegisterOrFlag(bool flag, uint32_t i);
RegisterOrFlag(const RegisterOrFlag& v);
bool IsRegister() const { return !isFlag; }
bool IsFlag() const { return isFlag; }
uint32_t GetRegister() const;
uint32_t GetFlag() const;
RegisterOrFlag& operator=(const RegisterOrFlag& v);
bool operator==(const RegisterOrFlag& v) const;
bool operator!=(const RegisterOrFlag& v) const;
bool operator<(const RegisterOrFlag& v) const;
uint64_t ToIdentifier() const;
static RegisterOrFlag FromIdentifier(uint64_t id);
static RegisterOrFlag Register(uint32_t reg) { return RegisterOrFlag(false, reg); }
static RegisterOrFlag Flag(uint32_t flag) { return RegisterOrFlag(true, flag); }
};
struct SSARegister
{
uint32_t reg;
size_t version;
SSARegister();
SSARegister(uint32_t r, size_t i);
SSARegister(const SSARegister& v);
SSARegister& operator=(const SSARegister& v);
bool operator==(const SSARegister& v) const;
bool operator!=(const SSARegister& v) const;
bool operator<(const SSARegister& v) const;
};
struct SSARegisterStack
{
uint32_t regStack;
size_t version;
SSARegisterStack();
SSARegisterStack(uint32_t r, size_t i);
SSARegisterStack(const SSARegisterStack& v);
SSARegisterStack& operator=(const SSARegisterStack& v);
bool operator==(const SSARegisterStack& v) const;
bool operator!=(const SSARegisterStack& v) const;
bool operator<(const SSARegisterStack& v) const;
};
struct SSAFlag
{
uint32_t flag;
size_t version;
SSAFlag();
SSAFlag(uint32_t f, size_t i);
SSAFlag(const SSAFlag& v);
SSAFlag& operator=(const SSAFlag& v);
bool operator==(const SSAFlag& v) const;
bool operator!=(const SSAFlag& v) const;
bool operator<(const SSAFlag& v) const;
};
struct SSARegisterOrFlag
{
RegisterOrFlag regOrFlag;
size_t version;
SSARegisterOrFlag();
SSARegisterOrFlag(const RegisterOrFlag& rf, size_t i);
SSARegisterOrFlag(const SSARegister& v);
SSARegisterOrFlag(const SSAFlag& v);
SSARegisterOrFlag(const SSARegisterOrFlag& v);
SSARegisterOrFlag& operator=(const SSARegisterOrFlag& v);
bool operator==(const SSARegisterOrFlag& v) const;
bool operator!=(const SSARegisterOrFlag& v) const;
bool operator<(const SSARegisterOrFlag& v) const;
};
enum LowLevelILOperandType
{
IntegerLowLevelOperand,
IndexLowLevelOperand,
ExprLowLevelOperand,
RegisterLowLevelOperand,
RegisterStackLowLevelOperand,
FlagLowLevelOperand,
FlagConditionLowLevelOperand,
IntrinsicLowLevelOperand,
SemanticFlagClassLowLevelOperand,
SemanticFlagGroupLowLevelOperand,
SSARegisterLowLevelOperand,
SSARegisterStackLowLevelOperand,
SSAFlagLowLevelOperand,
IndexListLowLevelOperand,
IndexMapLowLevelOperand,
ExprListLowLevelOperand,
RegisterOrFlagListLowLevelOperand,
SSARegisterListLowLevelOperand,
SSARegisterStackListLowLevelOperand,
SSAFlagListLowLevelOperand,
SSARegisterOrFlagListLowLevelOperand,
RegisterStackAdjustmentsLowLevelOperand
};
enum LowLevelILOperandUsage
{
SourceExprLowLevelOperandUsage,
SourceRegisterLowLevelOperandUsage,
SourceRegisterStackLowLevelOperandUsage,
SourceFlagLowLevelOperandUsage,
SourceSSARegisterLowLevelOperandUsage,
SourceSSARegisterStackLowLevelOperandUsage,
SourceSSAFlagLowLevelOperandUsage,
DestExprLowLevelOperandUsage,
DestRegisterLowLevelOperandUsage,
DestRegisterStackLowLevelOperandUsage,
DestFlagLowLevelOperandUsage,
DestSSARegisterLowLevelOperandUsage,
DestSSARegisterStackLowLevelOperandUsage,
DestSSAFlagLowLevelOperandUsage,
SemanticFlagClassLowLevelOperandUsage,
SemanticFlagGroupLowLevelOperandUsage,
PartialRegisterLowLevelOperandUsage,
PartialSSARegisterStackSourceLowLevelOperandUsage,
StackSSARegisterLowLevelOperandUsage,
StackMemoryVersionLowLevelOperandUsage,
TopSSARegisterLowLevelOperandUsage,
LeftExprLowLevelOperandUsage,
RightExprLowLevelOperandUsage,
CarryExprLowLevelOperandUsage,
ConditionExprLowLevelOperandUsage,
HighRegisterLowLevelOperandUsage,
HighSSARegisterLowLevelOperandUsage,
LowRegisterLowLevelOperandUsage,
LowSSARegisterLowLevelOperandUsage,
IntrinsicLowLevelOperandUsage,
ConstantLowLevelOperandUsage,
VectorLowLevelOperandUsage,
StackAdjustmentLowLevelOperandUsage,
TargetLowLevelOperandUsage,
TrueTargetLowLevelOperandUsage,
FalseTargetLowLevelOperandUsage,
BitIndexLowLevelOperandUsage,
SourceMemoryVersionLowLevelOperandUsage,
DestMemoryVersionLowLevelOperandUsage,
FlagConditionLowLevelOperandUsage,
OutputSSARegistersLowLevelOperandUsage,
OutputMemoryVersionLowLevelOperandUsage,
ParameterExprsLowLevelOperandUsage,
SourceSSARegistersLowLevelOperandUsage,
SourceSSARegisterStacksLowLevelOperandUsage,
SourceSSAFlagsLowLevelOperandUsage,
OutputRegisterOrFlagListLowLevelOperandUsage,
OutputSSARegisterOrFlagListLowLevelOperandUsage,
SourceMemoryVersionsLowLevelOperandUsage,
TargetsLowLevelOperandUsage,
RegisterStackAdjustmentsLowLevelOperandUsage,
OffsetLowLevelOperandUsage
};
}
namespace std
{
#ifdef BINARYNINJACORE_LIBRARY
template<> struct hash<BinaryNinjaCore::SSARegister>
#else
template<> struct hash<BinaryNinja::SSARegister>
#endif
{
#ifdef BINARYNINJACORE_LIBRARY
typedef BinaryNinjaCore::SSARegister argument_type;
#else
typedef BinaryNinja::SSARegister argument_type;
#endif
typedef uint32_t result_type;
result_type operator()(argument_type const& value) const
{
return ((result_type)value.reg) ^ ((result_type)value.version << 16);
}
};
#ifdef BINARYNINJACORE_LIBRARY
template<> struct hash<BinaryNinjaCore::SSARegisterStack>
#else
template<> struct hash<BinaryNinja::SSARegisterStack>
#endif
{
#ifdef BINARYNINJACORE_LIBRARY
typedef BinaryNinjaCore::SSARegisterStack argument_type;
#else
typedef BinaryNinja::SSARegisterStack argument_type;
#endif
typedef uint64_t result_type;
result_type operator()(argument_type const& value) const
{
return ((result_type)value.regStack) ^ ((result_type)value.version << 32);
}
};
#ifdef BINARYNINJACORE_LIBRARY
template<> struct hash<BinaryNinjaCore::SSAFlag>
#else
template<> struct hash<BinaryNinja::SSAFlag>
#endif
{
#ifdef BINARYNINJACORE_LIBRARY
typedef BinaryNinjaCore::SSAFlag argument_type;
#else
typedef BinaryNinja::SSAFlag argument_type;
#endif
typedef uint32_t result_type;
result_type operator()(argument_type const& value) const
{
return ((result_type)value.flag) ^ ((result_type)value.version << 16);
}
};
template<> struct hash<BNLowLevelILOperation>
{
typedef BNLowLevelILOperation argument_type;
typedef int result_type;
result_type operator()(argument_type const& value) const
{
return (result_type)value;
}
};
#ifdef BINARYNINJACORE_LIBRARY
template<> struct hash<BinaryNinjaCore::LowLevelILOperandUsage>
#else
template<> struct hash<BinaryNinja::LowLevelILOperandUsage>
#endif
{
#ifdef BINARYNINJACORE_LIBRARY
typedef BinaryNinjaCore::LowLevelILOperandUsage argument_type;
#else
typedef BinaryNinja::LowLevelILOperandUsage argument_type;
#endif
typedef int result_type;
result_type operator()(argument_type const& value) const
{
return (result_type)value;
}
};
}
#ifdef BINARYNINJACORE_LIBRARY
namespace BinaryNinjaCore
#else
namespace BinaryNinja
#endif
{
class LowLevelILInstructionAccessException: public std::exception
{
public:
LowLevelILInstructionAccessException(): std::exception() {}
virtual const char* what() const NOEXCEPT { return "invalid access to LLIL instruction"; }
};
class LowLevelILIntegerList
{
struct ListIterator
{
#ifdef BINARYNINJACORE_LIBRARY
LowLevelILFunction* function;
const BNLowLevelILInstruction* instr;
#else
Ref<LowLevelILFunction> function;
BNLowLevelILInstruction instr;
#endif
size_t operand, count;
bool operator==(const ListIterator& a) const;
bool operator!=(const ListIterator& a) const;
bool operator<(const ListIterator& a) const;
ListIterator& operator++();
uint64_t operator*();
LowLevelILFunction* GetFunction() const { return function; }
};
ListIterator m_start;
public:
typedef ListIterator const_iterator;
LowLevelILIntegerList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
uint64_t operator[](size_t i) const;
operator std::vector<uint64_t>() const;
};
class LowLevelILIndexList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; return *this; }
size_t operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILIndexList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
size_t operator[](size_t i) const;
operator std::vector<size_t>() const;
};
class LowLevelILIndexMap
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; ++pos; return *this; }
const std::pair<uint64_t, size_t> operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILIndexMap(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
size_t operator[](uint64_t value) const;
operator std::map<uint64_t, size_t>() const;
};
class LowLevelILInstructionList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
size_t instructionIndex;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; return *this; }
const LowLevelILInstruction operator*();
};
LowLevelILIntegerList m_list;
size_t m_instructionIndex;
public:
typedef ListIterator const_iterator;
LowLevelILInstructionList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr,
size_t count, size_t instrIndex);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const LowLevelILInstruction operator[](size_t i) const;
operator std::vector<LowLevelILInstruction>() const;
};
class LowLevelILRegisterOrFlagList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; return *this; }
const RegisterOrFlag operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILRegisterOrFlagList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const RegisterOrFlag operator[](size_t i) const;
operator std::vector<RegisterOrFlag>() const;
};
class LowLevelILSSARegisterList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; ++pos; return *this; }
const SSARegister operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILSSARegisterList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const SSARegister operator[](size_t i) const;
operator std::vector<SSARegister>() const;
};
class LowLevelILSSARegisterStackList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; ++pos; return *this; }
const SSARegisterStack operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILSSARegisterStackList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const SSARegisterStack operator[](size_t i) const;
operator std::vector<SSARegisterStack>() const;
};
class LowLevelILSSAFlagList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; ++pos; return *this; }
const SSAFlag operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILSSAFlagList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const SSAFlag operator[](size_t i) const;
operator std::vector<SSAFlag>() const;
};
class LowLevelILSSARegisterOrFlagList
{
struct ListIterator
{
LowLevelILIntegerList::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; ++pos; return *this; }
const SSARegisterOrFlag operator*();
};
LowLevelILIntegerList m_list;
public:
typedef ListIterator const_iterator;
LowLevelILSSARegisterOrFlagList(LowLevelILFunction* func, const BNLowLevelILInstruction& instr, size_t count);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const SSARegisterOrFlag operator[](size_t i) const;
operator std::vector<SSARegisterOrFlag>() const;
};
struct LowLevelILInstructionBase: public BNLowLevelILInstruction
{
#ifdef BINARYNINJACORE_LIBRARY
LowLevelILFunction* function;
#else
Ref<LowLevelILFunction> function;
#endif
size_t exprIndex, instructionIndex;
static std::unordered_map<LowLevelILOperandUsage, LowLevelILOperandType> operandTypeForUsage;
static std::unordered_map<BNLowLevelILOperation,
std::vector<LowLevelILOperandUsage>> operationOperandUsage;
static std::unordered_map<BNLowLevelILOperation,
std::unordered_map<LowLevelILOperandUsage, size_t>> operationOperandIndex;
LowLevelILOperandList GetOperands() const;
uint64_t GetRawOperandAsInteger(size_t operand) const;
uint32_t GetRawOperandAsRegister(size_t operand) const;
size_t GetRawOperandAsIndex(size_t operand) const;
BNLowLevelILFlagCondition GetRawOperandAsFlagCondition(size_t operand) const;
LowLevelILInstruction GetRawOperandAsExpr(size_t operand) const;
SSARegister GetRawOperandAsSSARegister(size_t operand) const;
SSARegisterStack GetRawOperandAsSSARegisterStack(size_t operand) const;
SSARegisterStack GetRawOperandAsPartialSSARegisterStackSource(size_t operand) const;
SSAFlag GetRawOperandAsSSAFlag(size_t operand) const;
LowLevelILIndexList GetRawOperandAsIndexList(size_t operand) const;
LowLevelILIndexMap GetRawOperandAsIndexMap(size_t operand) const;
LowLevelILInstructionList GetRawOperandAsExprList(size_t operand) const;
LowLevelILRegisterOrFlagList GetRawOperandAsRegisterOrFlagList(size_t operand) const;
LowLevelILSSARegisterList GetRawOperandAsSSARegisterList(size_t operand) const;
LowLevelILSSARegisterStackList GetRawOperandAsSSARegisterStackList(size_t operand) const;
LowLevelILSSAFlagList GetRawOperandAsSSAFlagList(size_t operand) const;
LowLevelILSSARegisterOrFlagList GetRawOperandAsSSARegisterOrFlagList(size_t operand) const;
std::map<uint32_t, int32_t> GetRawOperandAsRegisterStackAdjustments(size_t operand) const;
void UpdateRawOperand(size_t operandIndex, ExprId value);
void UpdateRawOperandAsSSARegisterList(size_t operandIndex, const std::vector<SSARegister>& regs);
void UpdateRawOperandAsSSARegisterOrFlagList(size_t operandIndex, const std::vector<SSARegisterOrFlag>& outputs);
RegisterValue GetValue() const;
PossibleValueSet GetPossibleValues() const;
RegisterValue GetRegisterValue(uint32_t reg);
RegisterValue GetRegisterValueAfter(uint32_t reg);
PossibleValueSet GetPossibleRegisterValues(uint32_t reg);
PossibleValueSet GetPossibleRegisterValuesAfter(uint32_t reg);
RegisterValue GetFlagValue(uint32_t flag);
RegisterValue GetFlagValueAfter(uint32_t flag);
PossibleValueSet GetPossibleFlagValues(uint32_t flag);
PossibleValueSet GetPossibleFlagValuesAfter(uint32_t flag);
RegisterValue GetStackContents(int32_t offset, size_t len);
RegisterValue GetStackContentsAfter(int32_t offset, size_t len);
PossibleValueSet GetPossibleStackContents(int32_t offset, size_t len);
PossibleValueSet GetPossibleStackContentsAfter(int32_t offset, size_t len);
size_t GetSSAInstructionIndex() const;
size_t GetNonSSAInstructionIndex() const;
size_t GetSSAExprIndex() const;
size_t GetNonSSAExprIndex() const;
LowLevelILInstruction GetSSAForm() const;
LowLevelILInstruction GetNonSSAForm() const;
size_t GetMediumLevelILInstructionIndex() const;
size_t GetMediumLevelILExprIndex() const;
size_t GetMappedMediumLevelILInstructionIndex() const;
size_t GetMappedMediumLevelILExprIndex() const;
bool HasMediumLevelIL() const;
bool HasMappedMediumLevelIL() const;
MediumLevelILInstruction GetMediumLevelIL() const;
MediumLevelILInstruction GetMappedMediumLevelIL() const;
void Replace(ExprId expr);
template <BNLowLevelILOperation N>
LowLevelILInstructionAccessor<N>& As()
{
if (operation != N)
throw LowLevelILInstructionAccessException();
return *(LowLevelILInstructionAccessor<N>*)this;
}
LowLevelILOneOperandInstruction& AsOneOperand()
{
return *(LowLevelILOneOperandInstruction*)this;
}
LowLevelILTwoOperandInstruction& AsTwoOperand()
{
return *(LowLevelILTwoOperandInstruction*)this;
}
LowLevelILTwoOperandWithCarryInstruction& AsTwoOperandWithCarry()
{
return *(LowLevelILTwoOperandWithCarryInstruction*)this;
}
template <BNLowLevelILOperation N>
const LowLevelILInstructionAccessor<N>& As() const
{
if (operation != N)
throw LowLevelILInstructionAccessException();
return *(const LowLevelILInstructionAccessor<N>*)this;
}
const LowLevelILConstantInstruction& AsConstant() const
{
return *(const LowLevelILConstantInstruction*)this;
}
const LowLevelILOneOperandInstruction& AsOneOperand() const
{
return *(const LowLevelILOneOperandInstruction*)this;
}
const LowLevelILTwoOperandInstruction& AsTwoOperand() const
{
return *(const LowLevelILTwoOperandInstruction*)this;
}
const LowLevelILTwoOperandWithCarryInstruction& AsTwoOperandWithCarry() const
{
return *(const LowLevelILTwoOperandWithCarryInstruction*)this;
}
};
struct LowLevelILInstruction: public LowLevelILInstructionBase
{
LowLevelILInstruction();
LowLevelILInstruction(LowLevelILFunction* func, const BNLowLevelILInstruction& instr,
size_t expr, size_t instrIdx);
LowLevelILInstruction(const LowLevelILInstructionBase& instr);
void VisitExprs(const std::function<bool(const LowLevelILInstruction& expr)>& func) const;
ExprId CopyTo(LowLevelILFunction* dest) const;
ExprId CopyTo(LowLevelILFunction* dest,
const std::function<ExprId(const LowLevelILInstruction& subExpr)>& subExprHandler) const;
// Templated accessors for instruction operands, use these for efficient access to a known instruction
template <BNLowLevelILOperation N> LowLevelILInstruction GetSourceExpr() const { return As<N>().GetSourceExpr(); }
template <BNLowLevelILOperation N> uint32_t GetSourceRegister() const { return As<N>().GetSourceRegister(); }
template <BNLowLevelILOperation N> uint32_t GetSourceRegisterStack() const { return As<N>().GetSourceRegisterStack(); }
template <BNLowLevelILOperation N> uint32_t GetSourceFlag() const { return As<N>().GetSourceFlag(); }
template <BNLowLevelILOperation N> SSARegister GetSourceSSARegister() const { return As<N>().GetSourceSSARegister(); }
template <BNLowLevelILOperation N> SSARegisterStack GetSourceSSARegisterStack() const { return As<N>().GetSourceSSARegisterStack(); }
template <BNLowLevelILOperation N> SSAFlag GetSourceSSAFlag() const { return As<N>().GetSourceSSAFlag(); }
template <BNLowLevelILOperation N> LowLevelILInstruction GetDestExpr() const { return As<N>().GetDestExpr(); }
template <BNLowLevelILOperation N> uint32_t GetDestRegister() const { return As<N>().GetDestRegister(); }
template <BNLowLevelILOperation N> uint32_t GetDestRegisterStack() const { return As<N>().GetDestRegisterStack(); }
template <BNLowLevelILOperation N> uint32_t GetDestFlag() const { return As<N>().GetDestFlag(); }
template <BNLowLevelILOperation N> SSARegister GetDestSSARegister() const { return As<N>().GetDestSSARegister(); }
template <BNLowLevelILOperation N> SSARegisterStack GetDestSSARegisterStack() const { return As<N>().GetDestSSARegisterStack(); }
template <BNLowLevelILOperation N> SSAFlag GetDestSSAFlag() const { return As<N>().GetDestSSAFlag(); }
template <BNLowLevelILOperation N> uint32_t GetSemanticFlagClass() const { return As<N>().GetSemanticFlagClass(); }
template <BNLowLevelILOperation N> uint32_t GetSemanticFlagGroup() const { return As<N>().GetSemanticFlagGroup(); }
template <BNLowLevelILOperation N> uint32_t GetPartialRegister() const { return As<N>().GetPartialRegister(); }
template <BNLowLevelILOperation N> SSARegister GetStackSSARegister() const { return As<N>().GetStackSSARegister(); }
template <BNLowLevelILOperation N> SSARegister GetTopSSARegister() const { return As<N>().GetTopSSARegister(); }
template <BNLowLevelILOperation N> LowLevelILInstruction GetLeftExpr() const { return As<N>().GetLeftExpr(); }
template <BNLowLevelILOperation N> LowLevelILInstruction GetRightExpr() const { return As<N>().GetRightExpr(); }
template <BNLowLevelILOperation N> LowLevelILInstruction GetCarryExpr() const { return As<N>().GetCarryExpr(); }
template <BNLowLevelILOperation N> LowLevelILInstruction GetConditionExpr() const { return As<N>().GetConditionExpr(); }
template <BNLowLevelILOperation N> uint32_t GetHighRegister() const { return As<N>().GetHighRegister(); }
template <BNLowLevelILOperation N> SSARegister GetHighSSARegister() const { return As<N>().GetHighSSARegister(); }
template <BNLowLevelILOperation N> uint32_t GetLowRegister() const { return As<N>().GetLowRegister(); }
template <BNLowLevelILOperation N> SSARegister GetLowSSARegister() const { return As<N>().GetLowSSARegister(); }
template <BNLowLevelILOperation N> uint32_t GetIntrinsic() const { return As<N>().GetIntrinsic(); }
template <BNLowLevelILOperation N> int64_t GetConstant() const { return As<N>().GetConstant(); }
template <BNLowLevelILOperation N> uint64_t GetOffset() const { return As<N>().GetOffset(); }
template <BNLowLevelILOperation N> int64_t GetVector() const { return As<N>().GetVector(); }
template <BNLowLevelILOperation N> int64_t GetStackAdjustment() const { return As<N>().GetStackAdjustment(); }
template <BNLowLevelILOperation N> size_t GetTarget() const { return As<N>().GetTarget(); }
template <BNLowLevelILOperation N> size_t GetTrueTarget() const { return As<N>().GetTrueTarget(); }
template <BNLowLevelILOperation N> size_t GetFalseTarget() const { return As<N>().GetFalseTarget(); }
template <BNLowLevelILOperation N> size_t GetBitIndex() const { return As<N>().GetBitIndex(); }
template <BNLowLevelILOperation N> size_t GetSourceMemoryVersion() const { return As<N>().GetSourceMemoryVersion(); }
template <BNLowLevelILOperation N> size_t GetDestMemoryVersion() const { return As<N>().GetDestMemoryVersion(); }
template <BNLowLevelILOperation N> BNLowLevelILFlagCondition GetFlagCondition() const { return As<N>().GetFlagCondition(); }
template <BNLowLevelILOperation N> LowLevelILSSARegisterList GetOutputSSARegisters() const { return As<N>().GetOutputSSARegisters(); }
template <BNLowLevelILOperation N> LowLevelILInstructionList GetParameterExprs() const { return As<N>().GetParameterExprs(); }
template <BNLowLevelILOperation N> LowLevelILSSARegisterList GetSourceSSARegisters() const { return As<N>().GetSourceSSARegisters(); }
template <BNLowLevelILOperation N> LowLevelILSSARegisterStackList GetSourceSSARegisterStacks() const { return As<N>().GetSourceSSARegisterStacks(); }
template <BNLowLevelILOperation N> LowLevelILSSAFlagList GetSourceSSAFlags() const { return As<N>().GetSourceSSAFlags(); }
template <BNLowLevelILOperation N> LowLevelILRegisterOrFlagList GetOutputRegisterOrFlagList() const { return As<N>().GetOutputRegisterOrFlagList(); }
template <BNLowLevelILOperation N> LowLevelILSSARegisterOrFlagList GetOutputSSARegisterOrFlagList() const { return As<N>().GetOutputSSARegisterOrFlagList(); }
template <BNLowLevelILOperation N> LowLevelILIndexList GetSourceMemoryVersions() const { return As<N>().GetSourceMemoryVersions(); }
template <BNLowLevelILOperation N> LowLevelILIndexMap GetTargets() const { return As<N>().GetTargets(); }
template <BNLowLevelILOperation N> std::map<uint32_t, int32_t> GetRegisterStackAdjustments() const { return As<N>().GetRegisterStackAdjustments(); }
template <BNLowLevelILOperation N> void SetDestSSAVersion(size_t version) { As<N>().SetDestSSAVersion(version); }
template <BNLowLevelILOperation N> void SetSourceSSAVersion(size_t version) { As<N>().SetSourceSSAVersion(version); }
template <BNLowLevelILOperation N> void SetHighSSAVersion(size_t version) { As<N>().SetHighSSAVersion(version); }
template <BNLowLevelILOperation N> void SetLowSSAVersion(size_t version) { As<N>().SetLowSSAVersion(version); }
template <BNLowLevelILOperation N> void SetStackSSAVersion(size_t version) { As<N>().SetStackSSAVersion(version); }
template <BNLowLevelILOperation N> void SetTopSSAVersion(size_t version) { As<N>().SetTopSSAVersion(version); }
template <BNLowLevelILOperation N> void SetDestMemoryVersion(size_t version) { As<N>().SetDestMemoryVersion(version); }
template <BNLowLevelILOperation N> void SetSourceMemoryVersion(size_t version) { As<N>().SetSourceMemoryVersion(version); }
template <BNLowLevelILOperation N> void SetOutputSSARegisters(const std::vector<SSARegister>& regs) { As<N>().SetOutputSSARegisters(regs); }
template <BNLowLevelILOperation N> void SetOutputSSARegisterOrFlagList(const std::vector<SSARegisterOrFlag>& outputs) { As<N>().SetOutputSSARegisterOrFlagList(outputs); }
bool GetOperandIndexForUsage(LowLevelILOperandUsage usage, size_t& operandIndex) const;
// Generic accessors for instruction operands, these will throw a LowLevelILInstructionAccessException
// on type mismatch. These are slower than the templated versions above.
LowLevelILInstruction GetSourceExpr() const;
uint32_t GetSourceRegister() const;
uint32_t GetSourceRegisterStack() const;
uint32_t GetSourceFlag() const;
SSARegister GetSourceSSARegister() const;
SSARegisterStack GetSourceSSARegisterStack() const;
SSAFlag GetSourceSSAFlag() const;
LowLevelILInstruction GetDestExpr() const;
uint32_t GetDestRegister() const;
uint32_t GetDestRegisterStack() const;
uint32_t GetDestFlag() const;
SSARegister GetDestSSARegister() const;
SSARegisterStack GetDestSSARegisterStack() const;
SSAFlag GetDestSSAFlag() const;
uint32_t GetSemanticFlagClass() const;
uint32_t GetSemanticFlagGroup() const;
uint32_t GetPartialRegister() const;
SSARegister GetStackSSARegister() const;
SSARegister GetTopSSARegister() const;
LowLevelILInstruction GetLeftExpr() const;
LowLevelILInstruction GetRightExpr() const;
LowLevelILInstruction GetCarryExpr() const;
LowLevelILInstruction GetConditionExpr() const;
uint32_t GetHighRegister() const;
SSARegister GetHighSSARegister() const;
uint32_t GetLowRegister() const;
SSARegister GetLowSSARegister() const;
uint32_t GetIntrinsic() const;
int64_t GetConstant() const;
uint64_t GetOffset() const;
int64_t GetVector() const;
int64_t GetStackAdjustment() const;
size_t GetTarget() const;
size_t GetTrueTarget() const;
size_t GetFalseTarget() const;
size_t GetBitIndex() const;
size_t GetSourceMemoryVersion() const;
size_t GetDestMemoryVersion() const;
BNLowLevelILFlagCondition GetFlagCondition() const;
LowLevelILSSARegisterList GetOutputSSARegisters() const;
LowLevelILInstructionList GetParameterExprs() const;
LowLevelILSSARegisterList GetSourceSSARegisters() const;
LowLevelILSSARegisterStackList GetSourceSSARegisterStacks() const;
LowLevelILSSAFlagList GetSourceSSAFlags() const;
LowLevelILRegisterOrFlagList GetOutputRegisterOrFlagList() const;
LowLevelILSSARegisterOrFlagList GetOutputSSARegisterOrFlagList() const;
LowLevelILIndexList GetSourceMemoryVersions() const;
LowLevelILIndexMap GetTargets() const;
std::map<uint32_t, int32_t> GetRegisterStackAdjustments() const;
};
class LowLevelILOperand
{
LowLevelILInstruction m_instr;
LowLevelILOperandUsage m_usage;
LowLevelILOperandType m_type;
size_t m_operandIndex;
public:
LowLevelILOperand(const LowLevelILInstruction& instr, LowLevelILOperandUsage usage,
size_t operandIndex);
LowLevelILOperandType GetType() const { return m_type; }
LowLevelILOperandUsage GetUsage() const { return m_usage; }
uint64_t GetInteger() const;
size_t GetIndex() const;
LowLevelILInstruction GetExpr() const;
uint32_t GetRegister() const;
uint32_t GetRegisterStack() const;
uint32_t GetFlag() const;
uint32_t GetSemanticFlagClass() const;
uint32_t GetSemanticFlagGroup() const;
uint32_t GetIntrinsic() const;
BNLowLevelILFlagCondition GetFlagCondition() const;
SSARegister GetSSARegister() const;
SSARegisterStack GetSSARegisterStack() const;
SSAFlag GetSSAFlag() const;
LowLevelILIndexList GetIndexList() const;
LowLevelILIndexMap GetIndexMap() const;
LowLevelILInstructionList GetExprList() const;
LowLevelILSSARegisterList GetSSARegisterList() const;
LowLevelILSSARegisterStackList GetSSARegisterStackList() const;
LowLevelILSSAFlagList GetSSAFlagList() const;
LowLevelILRegisterOrFlagList GetRegisterOrFlagList() const;
LowLevelILSSARegisterOrFlagList GetSSARegisterOrFlagList() const;
std::map<uint32_t, int32_t> GetRegisterStackAdjustments() const;
};
class LowLevelILOperandList
{
struct ListIterator
{
const LowLevelILOperandList* owner;
std::vector<LowLevelILOperandUsage>::const_iterator pos;
bool operator==(const ListIterator& a) const { return pos == a.pos; }
bool operator!=(const ListIterator& a) const { return pos != a.pos; }
bool operator<(const ListIterator& a) const { return pos < a.pos; }
ListIterator& operator++() { ++pos; return *this; }
const LowLevelILOperand operator*();
};
LowLevelILInstruction m_instr;
const std::vector<LowLevelILOperandUsage>& m_usageList;
const std::unordered_map<LowLevelILOperandUsage, size_t>& m_operandIndexMap;
public:
typedef ListIterator const_iterator;
LowLevelILOperandList(const LowLevelILInstruction& instr,
const std::vector<LowLevelILOperandUsage>& usageList,
const std::unordered_map<LowLevelILOperandUsage, size_t>& operandIndexMap);
const_iterator begin() const;
const_iterator end() const;
size_t size() const;
const LowLevelILOperand operator[](size_t i) const;
operator std::vector<LowLevelILOperand>() const;
};
struct LowLevelILConstantInstruction: public LowLevelILInstructionBase
{
int64_t GetConstant() const { return GetRawOperandAsInteger(0); }
};
struct LowLevelILOffsetInstruction: public LowLevelILInstructionBase
{
int64_t GetOffset() const { return GetRawOperandAsInteger(1); }
};
struct LowLevelILOneOperandInstruction: public LowLevelILInstructionBase
{
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(0); }
};
struct LowLevelILTwoOperandInstruction: public LowLevelILInstructionBase
{
LowLevelILInstruction GetLeftExpr() const { return GetRawOperandAsExpr(0); }
LowLevelILInstruction GetRightExpr() const { return GetRawOperandAsExpr(1); }
};
struct LowLevelILTwoOperandWithCarryInstruction: public LowLevelILInstructionBase
{
LowLevelILInstruction GetLeftExpr() const { return GetRawOperandAsExpr(0); }
LowLevelILInstruction GetRightExpr() const { return GetRawOperandAsExpr(1); }
LowLevelILInstruction GetCarryExpr() const { return GetRawOperandAsExpr(2); }
};
// Implementations of each instruction to fetch the correct operand value for the valid operands, these
// are derived from LowLevelILInstructionBase so that invalid operand accessor functions will generate
// a compiler error.
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG>: public LowLevelILInstructionBase
{
uint32_t GetDestRegister() const { return GetRawOperandAsRegister(0); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(1); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_SPLIT>: public LowLevelILInstructionBase
{
uint32_t GetHighRegister() const { return GetRawOperandAsRegister(0); }
uint32_t GetLowRegister() const { return GetRawOperandAsRegister(1); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(2); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_SSA>: public LowLevelILInstructionBase
{
SSARegister GetDestSSARegister() const { return GetRawOperandAsSSARegister(0); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(2); }
void SetDestSSAVersion(size_t version) { UpdateRawOperand(1, version); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_SSA_PARTIAL>: public LowLevelILInstructionBase
{
SSARegister GetDestSSARegister() const { return GetRawOperandAsSSARegister(0); }
uint32_t GetPartialRegister() const { return GetRawOperandAsRegister(2); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(3); }
void SetDestSSAVersion(size_t version) { UpdateRawOperand(1, version); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_SPLIT_SSA>: public LowLevelILInstructionBase
{
SSARegister GetHighSSARegister() const { return GetRawOperandAsExpr(0).GetRawOperandAsSSARegister(0); }
SSARegister GetLowSSARegister() const { return GetRawOperandAsExpr(1).GetRawOperandAsSSARegister(0); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(2); }
void SetHighSSAVersion(size_t version) { GetRawOperandAsExpr(0).UpdateRawOperand(1, version); }
void SetLowSSAVersion(size_t version) { GetRawOperandAsExpr(1).UpdateRawOperand(1, version); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_STACK_REL>: public LowLevelILInstructionBase
{
uint32_t GetDestRegisterStack() const { return GetRawOperandAsRegister(0); }
LowLevelILInstruction GetDestExpr() const { return GetRawOperandAsExpr(1); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(2); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_REG_STACK_PUSH>: public LowLevelILInstructionBase
{
uint32_t GetDestRegisterStack() const { return GetRawOperandAsRegister(0); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(1); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_STACK_REL_SSA>: public LowLevelILInstructionBase
{
SSARegisterStack GetDestSSARegisterStack() const { return GetRawOperandAsExpr(0).GetRawOperandAsSSARegisterStack(0); }
SSARegisterStack GetSourceSSARegisterStack() const { return GetRawOperandAsExpr(0).GetRawOperandAsPartialSSARegisterStackSource(0); }
LowLevelILInstruction GetDestExpr() const { return GetRawOperandAsExpr(1); }
SSARegister GetTopSSARegister() const { return GetRawOperandAsExpr(2).GetRawOperandAsSSARegister(0); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(3); }
void SetDestSSAVersion(size_t version) { GetRawOperandAsExpr(0).UpdateRawOperand(1, version); }
void SetSourceSSAVersion(size_t version) { GetRawOperandAsExpr(0).UpdateRawOperand(2, version); }
void SetTopSSAVersion(size_t version) { GetRawOperandAsExpr(2).UpdateRawOperand(1, version); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_REG_STACK_ABS_SSA>: public LowLevelILInstructionBase
{
SSARegisterStack GetDestSSARegisterStack() const { return GetRawOperandAsExpr(0).GetRawOperandAsSSARegisterStack(0); }
SSARegisterStack GetSourceSSARegisterStack() const { return GetRawOperandAsExpr(0).GetRawOperandAsPartialSSARegisterStackSource(0); }
uint32_t GetDestRegister() const { return GetRawOperandAsRegister(1); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(2); }
void SetDestSSAVersion(size_t version) { GetRawOperandAsExpr(0).UpdateRawOperand(1, version); }
void SetSourceSSAVersion(size_t version) { GetRawOperandAsExpr(0).UpdateRawOperand(2, version); }
};
template <> struct LowLevelILInstructionAccessor<LLIL_SET_FLAG>: public LowLevelILInstructionBase
{
uint32_t GetDestFlag() const { return GetRawOperandAsRegister(0); }
LowLevelILInstruction GetSourceExpr() const { return GetRawOperandAsExpr(1); }
};