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EmulateInstructionARM64 Class Reference

#include <EmulateInstructionARM64.h>

Inheritance diagram for EmulateInstructionARM64:
[legend]

Classes

struct  Opcode
struct  ProcState

Public Types

enum  AddrMode { AddrMode_OFF , AddrMode_PRE , AddrMode_POST }
enum  BranchType {
  BranchType_CALL , BranchType_ERET , BranchType_DRET , BranchType_RET ,
  BranchType_JMP
}
enum  CountOp { CountOp_CLZ , CountOp_CLS , CountOp_CNT }
enum  RevOp { RevOp_RBIT , RevOp_REV16 , RevOp_REV32 , RevOp_REV64 }
enum  BitwiseOp { BitwiseOp_NOT , BitwiseOp_RBIT }
enum  ExceptionLevel { EL0 = 0 , EL1 = 1 , EL2 = 2 , EL3 = 3 }
enum  ExtendType {
  ExtendType_SXTB , ExtendType_SXTH , ExtendType_SXTW , ExtendType_SXTX ,
  ExtendType_UXTB , ExtendType_UXTH , ExtendType_UXTW , ExtendType_UXTX
}
enum  ExtractType { ExtractType_LEFT , ExtractType_RIGHT }
enum  LogicalOp { LogicalOp_AND , LogicalOp_EOR , LogicalOp_ORR }
enum  MemOp { MemOp_LOAD , MemOp_STORE , MemOp_PREFETCH , MemOp_NOP }
enum  MoveWideOp { MoveWideOp_N , MoveWideOp_Z , MoveWideOp_K }
enum  ShiftType { ShiftType_LSL , ShiftType_LSR , ShiftType_ASR , ShiftType_ROR }
enum  StackPointerSelection { SP0 = 0 , SPx = 1 }
enum  Unpredictable { Unpredictable_WBOVERLAP , Unpredictable_LDPOVERLAP }
enum  ConstraintType { Constraint_NONE , Constraint_UNKNOWN , Constraint_SUPPRESSWB , Constraint_NOP }
enum  AccType {
  AccType_NORMAL , AccType_UNPRIV , AccType_STREAM , AccType_ALIGNED ,
  AccType_ORDERED
}
Public Types inherited from lldb_private::EmulateInstruction
enum  ContextType {
  eContextInvalid = 0 , eContextReadOpcode , eContextImmediate , eContextPushRegisterOnStack ,
  eContextPopRegisterOffStack , eContextAdjustStackPointer , eContextSetFramePointer , eContextRestoreStackPointer ,
  eContextAdjustBaseRegister , eContextAdjustPC , eContextRegisterPlusOffset , eContextRegisterStore ,
  eContextRegisterLoad , eContextRelativeBranchImmediate , eContextAbsoluteBranchRegister , eContextSupervisorCall ,
  eContextTableBranchReadMemory , eContextWriteRegisterRandomBits , eContextWriteMemoryRandomBits , eContextArithmetic ,
  eContextAdvancePC , eContextReturnFromException
}
enum  InfoType {
  eInfoTypeRegisterPlusOffset , eInfoTypeRegisterPlusIndirectOffset , eInfoTypeRegisterToRegisterPlusOffset , eInfoTypeRegisterToRegisterPlusIndirectOffset ,
  eInfoTypeRegisterRegisterOperands , eInfoTypeOffset , eInfoTypeRegister , eInfoTypeImmediate ,
  eInfoTypeImmediateSigned , eInfoTypeAddress , eInfoTypeISAAndImmediate , eInfoTypeISAAndImmediateSigned ,
  eInfoTypeISA , eInfoTypeNoArgs
}
typedef size_t(* ReadMemoryCallback) (EmulateInstruction *instruction, void *baton, const Context &context, lldb::addr_t addr, void *dst, size_t length)
typedef size_t(* WriteMemoryCallback) (EmulateInstruction *instruction, void *baton, const Context &context, lldb::addr_t addr, const void *dst, size_t length)
typedef bool(* ReadRegisterCallback) (EmulateInstruction *instruction, void *baton, const RegisterInfo *reg_info, RegisterValue &reg_value)
typedef bool(* WriteRegisterCallback) (EmulateInstruction *instruction, void *baton, const Context &context, const RegisterInfo *reg_info, const RegisterValue &reg_value)
typedef uint32_t InstructionCondition

Public Member Functions

 EmulateInstructionARM64 (const lldb_private::ArchSpec &arch)
llvm::StringRef GetPluginName () override
bool SetTargetTriple (const lldb_private::ArchSpec &arch) override
bool SupportsEmulatingInstructionsOfType (lldb_private::InstructionType inst_type) override
bool ReadInstruction () override
bool EvaluateInstruction (uint32_t evaluate_options) override
bool TestEmulation (lldb_private::Stream &out_stream, lldb_private::ArchSpec &arch, lldb_private::OptionValueDictionary *test_data) override
std::optional< lldb_private::RegisterInfo > GetRegisterInfo (lldb::RegisterKind reg_kind, uint32_t reg_num) override
bool CreateFunctionEntryUnwind (lldb_private::UnwindPlan &unwind_plan) override
Public Member Functions inherited from lldb_private::EmulateInstruction
 EmulateInstruction (const ArchSpec &arch)
 ~EmulateInstruction () override=default
virtual std::optional< uint32_t > GetLastInstrSize ()
virtual InstructionCondition GetInstructionCondition ()
virtual bool SetInstruction (const Opcode &insn_opcode, const Address &inst_addr, Target *target)
std::optional< RegisterValue > ReadRegister (const RegisterInfo &reg_info)
uint64_t ReadRegisterUnsigned (const RegisterInfo &reg_info, uint64_t fail_value, bool *success_ptr)
bool WriteRegister (const Context &context, const RegisterInfo &ref_info, const RegisterValue &reg_value)
bool WriteRegisterUnsigned (const Context &context, const RegisterInfo &reg_info, uint64_t reg_value)
bool ReadRegister (lldb::RegisterKind reg_kind, uint32_t reg_num, RegisterValue &reg_value)
bool WriteRegister (const Context &context, lldb::RegisterKind reg_kind, uint32_t reg_num, const RegisterValue &reg_value)
uint64_t ReadRegisterUnsigned (lldb::RegisterKind reg_kind, uint32_t reg_num, uint64_t fail_value, bool *success_ptr)
bool WriteRegisterUnsigned (const Context &context, lldb::RegisterKind reg_kind, uint32_t reg_num, uint64_t reg_value)
size_t ReadMemory (const Context &context, lldb::addr_t addr, void *dst, size_t dst_len)
uint64_t ReadMemoryUnsigned (const Context &context, lldb::addr_t addr, size_t byte_size, uint64_t fail_value, bool *success_ptr)
bool WriteMemory (const Context &context, lldb::addr_t addr, const void *src, size_t src_len)
bool WriteMemoryUnsigned (const Context &context, lldb::addr_t addr, uint64_t uval, size_t uval_byte_size)
uint32_t GetAddressByteSize () const
lldb::ByteOrder GetByteOrder () const
const Opcode & GetOpcode () const
lldb::addr_t GetAddress () const
const ArchSpec & GetArchitecture () const
void SetBaton (void *baton)
void SetCallbacks (ReadMemoryCallback read_mem_callback, WriteMemoryCallback write_mem_callback, ReadRegisterCallback read_reg_callback, WriteRegisterCallback write_reg_callback)
void SetReadMemCallback (ReadMemoryCallback read_mem_callback)
void SetWriteMemCallback (WriteMemoryCallback write_mem_callback)
void SetReadRegCallback (ReadRegisterCallback read_reg_callback)
void SetWriteRegCallback (WriteRegisterCallback write_reg_callback)
std::optional< lldb::addr_t > ReadPC ()
bool WritePC (lldb::addr_t addr)
Public Member Functions inherited from lldb_private::PluginInterface
 PluginInterface ()=default
virtual ~PluginInterface ()=default
 PluginInterface (const PluginInterface &)=delete
PluginInterface & operator= (const PluginInterface &)=delete

Static Public Member Functions

static void Initialize ()
static void Terminate ()
static llvm::StringRef GetPluginNameStatic ()
static llvm::StringRef GetPluginDescriptionStatic ()
static lldb_private::EmulateInstruction * CreateInstance (const lldb_private::ArchSpec &arch, lldb_private::InstructionType inst_type)
static bool SupportsEmulatingInstructionsOfTypeStatic (lldb_private::InstructionType inst_type)
Static Public Member Functions inherited from lldb_private::EmulateInstruction
static EmulateInstruction * FindPlugin (const ArchSpec &arch, InstructionType supported_inst_type, const char *plugin_name)
static const char * TranslateRegister (lldb::RegisterKind reg_kind, uint32_t reg_num, std::string &reg_name)
static size_t ReadMemoryFrame (EmulateInstruction *instruction, void *baton, const Context &context, lldb::addr_t addr, void *dst, size_t length)
static size_t WriteMemoryFrame (EmulateInstruction *instruction, void *baton, const Context &context, lldb::addr_t addr, const void *dst, size_t length)
static bool ReadRegisterFrame (EmulateInstruction *instruction, void *baton, const RegisterInfo *reg_info, RegisterValue &reg_value)
static bool WriteRegisterFrame (EmulateInstruction *instruction, void *baton, const Context &context, const RegisterInfo *reg_info, const RegisterValue &reg_value)
static size_t ReadMemoryDefault (EmulateInstruction *instruction, void *baton, const Context &context, lldb::addr_t addr, void *dst, size_t length)
static size_t WriteMemoryDefault (EmulateInstruction *instruction, void *baton, const Context &context, lldb::addr_t addr, const void *dst, size_t length)
static bool ReadRegisterDefault (EmulateInstruction *instruction, void *baton, const RegisterInfo *reg_info, RegisterValue &reg_value)
static bool WriteRegisterDefault (EmulateInstruction *instruction, void *baton, const Context &context, const RegisterInfo *reg_info, const RegisterValue &reg_value)
static bool GetBestRegisterKindAndNumber (const RegisterInfo *reg_info, lldb::RegisterKind &reg_kind, uint32_t &reg_num)
static uint32_t GetInternalRegisterNumber (RegisterContext *reg_ctx, const RegisterInfo &reg_info)
static std::unique_ptr< SingleStepBreakpointLocationsPredictor > CreateBreakpointLocationPredictor (std::unique_ptr< EmulateInstruction > emulator_up)

Protected Member Functions

uint32_t GetFramePointerRegisterNumber () const
bool BranchTo (const Context &context, uint32_t N, lldb::addr_t target)
bool ConditionHolds (const uint32_t cond)
bool UsingAArch32 ()
bool EmulateADDSUBImm (const uint32_t opcode)
template<AddrMode a_mode>
bool EmulateLDPSTP (const uint32_t opcode)
template<AddrMode a_mode>
bool EmulateLDRSTRImm (const uint32_t opcode)
bool EmulateB (const uint32_t opcode)
bool EmulateBcond (const uint32_t opcode)
bool EmulateCBZ (const uint32_t opcode)
bool EmulateTBZ (const uint32_t opcode)

Static Protected Member Functions

static uint64_t AddWithCarry (uint32_t N, uint64_t x, uint64_t y, bool carry_in, EmulateInstructionARM64::ProcState &proc_state)
static Opcode * GetOpcodeForInstruction (const uint32_t opcode)

Protected Attributes

ProcState m_opcode_pstate
ProcState m_emulated_pstate
bool m_ignore_conditions
Protected Attributes inherited from lldb_private::EmulateInstruction
ArchSpec m_arch
void * m_baton = nullptr
ReadMemoryCallback m_read_mem_callback = &ReadMemoryDefault
WriteMemoryCallback m_write_mem_callback = &WriteMemoryDefault
ReadRegisterCallback m_read_reg_callback = &ReadRegisterDefault
WriteRegisterCallback m_write_reg_callback = &WriteRegisterDefault
lldb::addr_t m_addr = LLDB_INVALID_ADDRESS
Opcode m_opcode

Additional Inherited Members

Static Public Attributes inherited from lldb_private::EmulateInstruction
static const InstructionCondition UnconditionalCondition = UINT32_MAX
Protected Types inherited from lldb_private::EmulateInstruction
using BreakpointLocationsPredictorCreator

Detailed Description

Definition at line 18 of file EmulateInstructionARM64.h.

Member Enumeration Documentation

◆ AccType

enum EmulateInstructionARM64::AccType
Enumerator
AccType_NORMAL 
AccType_UNPRIV 
AccType_STREAM 
AccType_ALIGNED 
AccType_ORDERED 

Definition at line 125 of file EmulateInstructionARM64.h.

◆ AddrMode

enum EmulateInstructionARM64::AddrMode
Enumerator
AddrMode_OFF 
AddrMode_PRE 
AddrMode_POST 

Definition at line 75 of file EmulateInstructionARM64.h.

◆ BitwiseOp

enum EmulateInstructionARM64::BitwiseOp
Enumerator
BitwiseOp_NOT 
BitwiseOp_RBIT 

Definition at line 89 of file EmulateInstructionARM64.h.

◆ BranchType

enum EmulateInstructionARM64::BranchType
Enumerator
BranchType_CALL 
BranchType_ERET 
BranchType_DRET 
BranchType_RET 
BranchType_JMP 

Definition at line 77 of file EmulateInstructionARM64.h.

◆ ConstraintType

enum EmulateInstructionARM64::ConstraintType
Enumerator
Constraint_NONE 
Constraint_UNKNOWN 
Constraint_SUPPRESSWB 
Constraint_NOP 

Definition at line 118 of file EmulateInstructionARM64.h.

◆ CountOp

enum EmulateInstructionARM64::CountOp
Enumerator
CountOp_CLZ 
CountOp_CLS 
CountOp_CNT 

Definition at line 85 of file EmulateInstructionARM64.h.

◆ ExceptionLevel

enum EmulateInstructionARM64::ExceptionLevel
Enumerator
EL0 
EL1 
EL2 
EL3 

Definition at line 91 of file EmulateInstructionARM64.h.

◆ ExtendType

enum EmulateInstructionARM64::ExtendType
Enumerator
ExtendType_SXTB 
ExtendType_SXTH 
ExtendType_SXTW 
ExtendType_SXTX 
ExtendType_UXTB 
ExtendType_UXTH 
ExtendType_UXTW 
ExtendType_UXTX 

Definition at line 93 of file EmulateInstructionARM64.h.

◆ ExtractType

enum EmulateInstructionARM64::ExtractType
Enumerator
ExtractType_LEFT 
ExtractType_RIGHT 

Definition at line 104 of file EmulateInstructionARM64.h.

◆ LogicalOp

enum EmulateInstructionARM64::LogicalOp
Enumerator
LogicalOp_AND 
LogicalOp_EOR 
LogicalOp_ORR 

Definition at line 106 of file EmulateInstructionARM64.h.

◆ MemOp

enum EmulateInstructionARM64::MemOp
Enumerator
MemOp_LOAD 
MemOp_STORE 
MemOp_PREFETCH 
MemOp_NOP 

Definition at line 108 of file EmulateInstructionARM64.h.

◆ MoveWideOp

enum EmulateInstructionARM64::MoveWideOp
Enumerator
MoveWideOp_N 
MoveWideOp_Z 
MoveWideOp_K 

Definition at line 110 of file EmulateInstructionARM64.h.

◆ RevOp

enum EmulateInstructionARM64::RevOp
Enumerator
RevOp_RBIT 
RevOp_REV16 
RevOp_REV32 
RevOp_REV64 

Definition at line 87 of file EmulateInstructionARM64.h.

◆ ShiftType

enum EmulateInstructionARM64::ShiftType
Enumerator
ShiftType_LSL 
ShiftType_LSR 
ShiftType_ASR 
ShiftType_ROR 

Definition at line 112 of file EmulateInstructionARM64.h.

◆ StackPointerSelection

enum EmulateInstructionARM64::StackPointerSelection
Enumerator
SP0 
SPx 

Definition at line 114 of file EmulateInstructionARM64.h.

◆ Unpredictable

enum EmulateInstructionARM64::Unpredictable
Enumerator
Unpredictable_WBOVERLAP 
Unpredictable_LDPOVERLAP 

Definition at line 116 of file EmulateInstructionARM64.h.

Constructor & Destructor Documentation

◆ EmulateInstructionARM64()

EmulateInstructionARM64::EmulateInstructionARM64 ( const lldb_private::ArchSpec & arch)
inline

Definition at line 20 of file EmulateInstructionARM64.h.

References lldb_private::EmulateInstruction::EmulateInstruction(), m_emulated_pstate, m_ignore_conditions, and m_opcode_pstate.

Referenced by CreateInstance().

Member Function Documentation

◆ AddWithCarry()

uint64_t EmulateInstructionARM64::AddWithCarry ( uint32_t N,
uint64_t x,
uint64_t y,
bool carry_in,
EmulateInstructionARM64::ProcState & proc_state )
staticprotected

Definition at line 562 of file EmulateInstructionARM64.cpp.

References bit, lldb_private::Bit64(), lldb_private::Bits64(), EmulateInstructionARM64::ProcState::C, IsZero(), EmulateInstructionARM64::ProcState::N, SInt, UInt, EmulateInstructionARM64::ProcState::V, and EmulateInstructionARM64::ProcState::Z.

Referenced by EmulateADDSUBImm().

◆ BranchTo()

bool EmulateInstructionARM64::BranchTo ( const Context & context,
uint32_t N,
lldb::addr_t target )
protected

Definition at line 473 of file EmulateInstructionARM64.cpp.

References lldb_private::bits(), BranchTo(), EL0, EL1, EL2, EL3, lldb::eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC, UsingAArch32(), and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by BranchTo(), EmulateB(), EmulateBcond(), EmulateCBZ(), and EmulateTBZ().

◆ ConditionHolds()

bool EmulateInstructionARM64::ConditionHolds ( const uint32_t cond)
protected

Definition at line 521 of file EmulateInstructionARM64.cpp.

References m_ignore_conditions, m_opcode_pstate, and lldb_private::UnsignedBits().

Referenced by EmulateBcond().

◆ CreateFunctionEntryUnwind()

bool EmulateInstructionARM64::CreateFunctionEntryUnwind ( lldb_private::UnwindPlan & unwind_plan)
overridevirtual

Reimplemented from lldb_private::EmulateInstruction.

Definition at line 438 of file EmulateInstructionARM64.cpp.

References lldb_private::UnwindPlan::AppendRow(), lldb_private::UnwindPlan::Clear(), lldb_private::eLazyBoolNo, lldb_private::eLazyBoolYes, lldb::eRegisterKindLLDB, lldb_private::UnwindPlan::Row::GetCFAValue(), lldb_private::gpr_fp_arm64, lldb_private::gpr_lr_arm64, lldb_private::gpr_sp_arm64, lldb_private::UnwindPlan::Row::FAValue::SetIsRegisterPlusOffset(), lldb_private::UnwindPlan::SetRegisterKind(), lldb_private::UnwindPlan::Row::SetRegisterLocationToSame(), lldb_private::UnwindPlan::SetReturnAddressRegister(), lldb_private::UnwindPlan::SetSourcedFromCompiler(), lldb_private::UnwindPlan::SetSourceName(), lldb_private::UnwindPlan::SetUnwindPlanForSignalTrap(), and lldb_private::UnwindPlan::SetUnwindPlanValidAtAllInstructions().

◆ CreateInstance()

EmulateInstruction * EmulateInstructionARM64::CreateInstance ( const lldb_private::ArchSpec & arch,
lldb_private::InstructionType inst_type )
static

Definition at line 125 of file EmulateInstructionARM64.cpp.

References EmulateInstructionARM64(), lldb_private::ArchSpec::GetTriple(), and SupportsEmulatingInstructionsOfTypeStatic().

Referenced by Initialize(), and Terminate().

◆ EmulateADDSUBImm()

bool EmulateInstructionARM64::EmulateADDSUBImm ( const uint32_t opcode)
protected

Definition at line 580 of file EmulateInstructionARM64.cpp.

References AddWithCarry(), bit, lldb_private::Bit32(), lldb_private::Bits32(), EmulateInstructionARM64::ProcState::C, lldb_private::EmulateInstruction::eContextAdjustStackPointer, lldb_private::EmulateInstruction::eContextImmediate, lldb_private::EmulateInstruction::eContextRestoreStackPointer, lldb_private::EmulateInstruction::eContextSetFramePointer, lldb::eRegisterKindLLDB, GetFramePointerRegisterNumber(), GetRegisterInfo(), lldb_private::gpr_sp_arm64, lldb_private::gpr_x0_arm64, m_emulated_pstate, EmulateInstructionARM64::ProcState::N, NOT(), lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetRegisterPlusOffset(), lldb_private::EmulateInstruction::Context::type, UInt, EmulateInstructionARM64::ProcState::V, lldb_private::EmulateInstruction::WriteRegisterUnsigned(), and EmulateInstructionARM64::ProcState::Z.

Referenced by GetOpcodeForInstruction().

◆ EmulateB()

bool EmulateInstructionARM64::EmulateB ( const uint32_t opcode)
protected

Definition at line 1064 of file EmulateInstructionARM64.cpp.

References lldb_private::Bit32(), lldb_private::Bits32(), BranchTo(), BranchType_CALL, BranchType_JMP, lldb_private::EmulateInstruction::eContextRelativeBranchImmediate, lldb::eRegisterKindGeneric, lldb::eRegisterKindLLDB, lldb_private::gpr_lr_arm64, LLDB_REGNUM_GENERIC_PC, pc, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetImmediateSigned(), lldb_private::EmulateInstruction::Context::type, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

◆ EmulateBcond()

bool EmulateInstructionARM64::EmulateBcond ( const uint32_t opcode)
protected

Definition at line 1100 of file EmulateInstructionARM64.cpp.

References lldb_private::bits(), lldb_private::Bits32(), BranchTo(), BranchType_JMP, ConditionHolds(), lldb_private::EmulateInstruction::eContextRelativeBranchImmediate, lldb::eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC, pc, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetImmediateSigned(), and lldb_private::EmulateInstruction::Context::type.

Referenced by GetOpcodeForInstruction().

◆ EmulateCBZ()

bool EmulateInstructionARM64::EmulateCBZ ( const uint32_t opcode)
protected

Definition at line 1129 of file EmulateInstructionARM64.cpp.

References lldb_private::Bit32(), lldb_private::bits(), lldb_private::Bits32(), BranchTo(), BranchType_JMP, lldb_private::EmulateInstruction::eContextRelativeBranchImmediate, lldb::eRegisterKindGeneric, lldb::eRegisterKindLLDB, lldb_private::gpr_x0_arm64, integer, IsZero(), LLDB_REGNUM_GENERIC_PC, m_ignore_conditions, pc, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetImmediateSigned(), lldb_private::EmulateInstruction::Context::type, and UInt.

Referenced by GetOpcodeForInstruction().

◆ EmulateLDPSTP()

template<EmulateInstructionARM64::AddrMode a_mode>
bool EmulateInstructionARM64::EmulateLDPSTP ( const uint32_t opcode)
protected

Definition at line 696 of file EmulateInstructionARM64.cpp.

References AddrMode_OFF, AddrMode_POST, lldb_private::Bit32(), lldb_private::Bits32(), Constraint_NONE, Constraint_NOP, Constraint_SUPPRESSWB, Constraint_UNKNOWN, ConstrainUnpredictable(), lldb::eByteOrderLittle, lldb_private::EmulateInstruction::eContextAdjustBaseRegister, lldb_private::EmulateInstruction::eContextAdjustStackPointer, lldb_private::EmulateInstruction::eContextPopRegisterOffStack, lldb_private::EmulateInstruction::eContextPushRegisterOnStack, lldb_private::EmulateInstruction::eContextRegisterLoad, lldb_private::EmulateInstruction::eContextRegisterStore, lldb::eRegisterKindLLDB, error(), lldb_private::fpu_d0_arm64, GetFramePointerRegisterNumber(), GetRegisterInfo(), lldb_private::gpr_sp_arm64, lldb_private::gpr_x0_arm64, integer, LLDB_INVALID_ADDRESS, LSL(), MemOp_LOAD, MemOp_NOP, MemOp_STORE, lldb_private::EmulateInstruction::ReadMemory(), lldb_private::EmulateInstruction::ReadRegister(), lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetAddress(), lldb_private::RegisterValue::SetFromMemoryData(), lldb_private::EmulateInstruction::Context::SetImmediateSigned(), lldb_private::EmulateInstruction::Context::SetRegisterToRegisterPlusOffset(), lldb_private::RegisterValue::SignExtend(), lldb_private::EmulateInstruction::Context::type, UInt, Unpredictable_LDPOVERLAP, Unpredictable_WBOVERLAP, lldb_private::EmulateInstruction::WriteMemory(), lldb_private::EmulateInstruction::WriteRegister(), and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

◆ EmulateLDRSTRImm()

template<EmulateInstructionARM64::AddrMode a_mode>
bool EmulateInstructionARM64::EmulateLDRSTRImm ( const uint32_t opcode)
protected

Definition at line 930 of file EmulateInstructionARM64.cpp.

References AddrMode_OFF, AddrMode_POST, AddrMode_PRE, lldb_private::Bit32(), lldb_private::Bits32(), lldb::eByteOrderLittle, lldb_private::EmulateInstruction::eContextAdjustBaseRegister, lldb_private::EmulateInstruction::eContextAdjustStackPointer, lldb_private::EmulateInstruction::eContextPopRegisterOffStack, lldb_private::EmulateInstruction::eContextPushRegisterOnStack, lldb_private::EmulateInstruction::eContextRegisterLoad, lldb_private::EmulateInstruction::eContextRegisterStore, lldb::eRegisterKindLLDB, error(), GetFramePointerRegisterNumber(), GetRegisterInfo(), lldb_private::gpr_sp_arm64, lldb_private::gpr_x0_arm64, LSL(), MemOp_LOAD, MemOp_STORE, lldb_private::EmulateInstruction::ReadMemory(), lldb_private::EmulateInstruction::ReadRegister(), lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetAddress(), lldb_private::RegisterValue::SetFromMemoryData(), lldb_private::EmulateInstruction::Context::SetImmediateSigned(), lldb_private::EmulateInstruction::Context::SetRegisterToRegisterPlusOffset(), lldb_private::EmulateInstruction::Context::type, lldb_private::EmulateInstruction::WriteMemory(), lldb_private::EmulateInstruction::WriteRegister(), and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

◆ EmulateTBZ()

bool EmulateInstructionARM64::EmulateTBZ ( const uint32_t opcode)
protected

Definition at line 1167 of file EmulateInstructionARM64.cpp.

References bit, lldb_private::Bit32(), lldb_private::bits(), lldb_private::Bits32(), BranchTo(), lldb_private::EmulateInstruction::eContextRelativeBranchImmediate, lldb::eRegisterKindGeneric, lldb::eRegisterKindLLDB, lldb_private::gpr_x0_arm64, integer, LLDB_REGNUM_GENERIC_PC, m_ignore_conditions, pc, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetImmediateSigned(), lldb_private::EmulateInstruction::Context::type, and UInt.

Referenced by GetOpcodeForInstruction().

◆ EvaluateInstruction()

bool EmulateInstructionARM64::EvaluateInstruction ( uint32_t evaluate_options)
overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 389 of file EmulateInstructionARM64.cpp.

References EmulateInstructionARM64::Opcode::callback, lldb_private::EmulateInstruction::eContextAdvancePC, lldb::eRegisterKindLLDB, GetOpcodeForInstruction(), lldb_private::gpr_pc_arm64, m_ignore_conditions, lldb_private::EmulateInstruction::m_opcode, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetNoArgs(), lldb_private::EmulateInstruction::Context::type, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

◆ GetFramePointerRegisterNumber()

uint32_t EmulateInstructionARM64::GetFramePointerRegisterNumber ( ) const
protected

Definition at line 459 of file EmulateInstructionARM64.cpp.

References lldb_private::gpr_fp_arm64, LLDB_INVALID_REGNUM, and lldb_private::EmulateInstruction::m_arch.

Referenced by EmulateADDSUBImm(), EmulateLDPSTP(), and EmulateLDRSTRImm().

◆ GetOpcodeForInstruction()

EmulateInstructionARM64::Opcode * EmulateInstructionARM64::GetOpcodeForInstruction ( const uint32_t opcode)
staticprotected

Definition at line 184 of file EmulateInstructionARM64.cpp.

References EmulateADDSUBImm(), EmulateB(), EmulateBcond(), EmulateCBZ(), EmulateLDPSTP(), EmulateLDRSTRImm(), EmulateTBZ(), and No_VFP.

Referenced by EvaluateInstruction().

◆ GetPluginDescriptionStatic()

llvm::StringRef EmulateInstructionARM64::GetPluginDescriptionStatic ( )
static

Definition at line 120 of file EmulateInstructionARM64.cpp.

Referenced by Initialize().

◆ GetPluginName()

llvm::StringRef EmulateInstructionARM64::GetPluginName ( )
inlineoverridevirtual

Implements lldb_private::PluginInterface.

Definition at line 50 of file EmulateInstructionARM64.h.

References GetPluginNameStatic().

◆ GetPluginNameStatic()

llvm::StringRef EmulateInstructionARM64::GetPluginNameStatic ( )
inlinestatic

Definition at line 28 of file EmulateInstructionARM64.h.

Referenced by GetPluginName(), and Initialize().

◆ GetRegisterInfo()

std::optional< RegisterInfo > EmulateInstructionARM64::GetRegisterInfo ( lldb::RegisterKind reg_kind,
uint32_t reg_num )
overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 148 of file EmulateInstructionARM64.cpp.

References lldb::eRegisterKindGeneric, lldb::eRegisterKindLLDB, lldb_private::gpr_cpsr_arm64, lldb_private::gpr_fp_arm64, lldb_private::gpr_lr_arm64, lldb_private::gpr_pc_arm64, lldb_private::gpr_sp_arm64, LLDB_REGNUM_GENERIC_FLAGS, LLDB_REGNUM_GENERIC_FP, LLDB_REGNUM_GENERIC_PC, LLDB_REGNUM_GENERIC_RA, LLDB_REGNUM_GENERIC_SP, and LLDBTableGetRegisterInfo().

Referenced by EmulateADDSUBImm(), EmulateLDPSTP(), and EmulateLDRSTRImm().

◆ Initialize()

void EmulateInstructionARM64::Initialize ( )
static

Definition at line 111 of file EmulateInstructionARM64.cpp.

References CreateInstance(), GetPluginDescriptionStatic(), GetPluginNameStatic(), and lldb_private::PluginManager::RegisterPlugin().

◆ ReadInstruction()

bool EmulateInstructionARM64::ReadInstruction ( )
overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 372 of file EmulateInstructionARM64.cpp.

References lldb_private::EmulateInstruction::eContextReadOpcode, lldb::eRegisterKindGeneric, lldb_private::EmulateInstruction::GetByteOrder(), LLDB_INVALID_ADDRESS, LLDB_REGNUM_GENERIC_PC, lldb_private::EmulateInstruction::m_addr, lldb_private::EmulateInstruction::m_opcode, lldb_private::EmulateInstruction::ReadMemoryUnsigned(), lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetNoArgs(), and lldb_private::EmulateInstruction::Context::type.

◆ SetTargetTriple()

bool EmulateInstructionARM64::SetTargetTriple ( const lldb_private::ArchSpec & arch)
overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 138 of file EmulateInstructionARM64.cpp.

References lldb_private::ArchSpec::GetTriple().

◆ SupportsEmulatingInstructionsOfType()

bool EmulateInstructionARM64::SupportsEmulatingInstructionsOfType ( lldb_private::InstructionType inst_type)
inlineoverridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 54 of file EmulateInstructionARM64.h.

References SupportsEmulatingInstructionsOfTypeStatic().

◆ SupportsEmulatingInstructionsOfTypeStatic()

bool EmulateInstructionARM64::SupportsEmulatingInstructionsOfTypeStatic ( lldb_private::InstructionType inst_type)
inlinestatic

Definition at line 36 of file EmulateInstructionARM64.h.

References lldb_private::eInstructionTypeAll, lldb_private::eInstructionTypeAny, lldb_private::eInstructionTypePCModifying, and lldb_private::eInstructionTypePrologueEpilogue.

Referenced by CreateInstance(), and SupportsEmulatingInstructionsOfType().

◆ Terminate()

void EmulateInstructionARM64::Terminate ( )
static

Definition at line 116 of file EmulateInstructionARM64.cpp.

References CreateInstance(), and lldb_private::PluginManager::UnregisterPlugin().

◆ TestEmulation()

bool EmulateInstructionARM64::TestEmulation ( lldb_private::Stream & out_stream,
lldb_private::ArchSpec & arch,
lldb_private::OptionValueDictionary * test_data )
inlineoverridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 63 of file EmulateInstructionARM64.h.

◆ UsingAArch32()

bool EmulateInstructionARM64::UsingAArch32 ( )
protected

Definition at line 466 of file EmulateInstructionARM64.cpp.

References m_opcode_pstate.

Referenced by BranchTo().

Member Data Documentation

◆ m_emulated_pstate

ProcState EmulateInstructionARM64::m_emulated_pstate
protected

Definition at line 190 of file EmulateInstructionARM64.h.

Referenced by EmulateADDSUBImm(), and EmulateInstructionARM64().

◆ m_ignore_conditions

bool EmulateInstructionARM64::m_ignore_conditions
protected

Definition at line 191 of file EmulateInstructionARM64.h.

Referenced by ConditionHolds(), EmulateCBZ(), EmulateInstructionARM64(), EmulateTBZ(), and EvaluateInstruction().

◆ m_opcode_pstate

ProcState EmulateInstructionARM64::m_opcode_pstate
protected

Definition at line 189 of file EmulateInstructionARM64.h.

Referenced by ConditionHolds(), EmulateInstructionARM64(), and UsingAArch32().

The documentation for this class was generated from the following files:
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