lldb_private::EmulateInstructionPPC64 Class Reference

#include <EmulateInstructionPPC64.h>

Inheritance diagram for lldb_private::EmulateInstructionPPC64:

Classes
struct	Opcode

Public Member Functions
	EmulateInstructionPPC64 (const ArchSpec &arch)
llvm::StringRef	GetPluginName () override
bool	SetTargetTriple (const ArchSpec &arch) override
bool	SupportsEmulatingInstructionsOfType (InstructionType inst_type) override
bool	ReadInstruction () override
bool	EvaluateInstruction (uint32_t evaluate_options) override
bool	TestEmulation (Stream &out_stream, ArchSpec &arch, OptionValueDictionary *test_data) override
std::optional< RegisterInfo >	GetRegisterInfo (lldb::RegisterKind reg_kind, uint32_t reg_num) override
bool	CreateFunctionEntryUnwind (UnwindPlan &unwind_plan) override
Public Member Functions inherited from lldb_private::EmulateInstruction
	EmulateInstruction (const ArchSpec &arch)
	~EmulateInstruction () override=default
virtual bool	SupportsEmulatingInstructionsOfType (InstructionType inst_type)=0
virtual bool	SetTargetTriple (const ArchSpec &arch)=0
virtual bool	ReadInstruction ()=0
virtual bool	EvaluateInstruction (uint32_t evaluate_options)=0
virtual InstructionCondition	GetInstructionCondition ()
virtual bool	TestEmulation (Stream &out_stream, ArchSpec &arch, OptionValueDictionary *test_data)=0
virtual std::optional< RegisterInfo >	GetRegisterInfo (lldb::RegisterKind reg_kind, uint32_t reg_num)=0
virtual bool	SetInstruction (const Opcode &insn_opcode, const Address &inst_addr, Target *target)
virtual bool	CreateFunctionEntryUnwind (UnwindPlan &unwind_plan)
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)
Public Member Functions inherited from lldb_private::PluginInterface
	PluginInterface ()=default
virtual	~PluginInterface ()=default
virtual llvm::StringRef	GetPluginName ()=0
	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 EmulateInstruction *	CreateInstance (const ArchSpec &arch, InstructionType inst_type)
static bool	SupportsEmulatingInstructionsOfTypeStatic (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)

Private Member Functions
Opcode *	GetOpcodeForInstruction (uint32_t opcode)
bool	EmulateMFSPR (uint32_t opcode)
bool	EmulateLD (uint32_t opcode)
bool	EmulateSTD (uint32_t opcode)
bool	EmulateOR (uint32_t opcode)
bool	EmulateADDI (uint32_t opcode)

Private Attributes
uint32_t	m_fp = LLDB_INVALID_REGNUM

Additional Inherited Members
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
Static Public Attributes inherited from lldb_private::EmulateInstruction
static const InstructionCondition	UnconditionalCondition = UINT32_MAX
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

Detailed Description

Definition at line 19 of file EmulateInstructionPPC64.h.

Constructor & Destructor Documentation

EmulateInstructionPPC64()

EmulateInstructionPPC64::EmulateInstructionPPC64

(

const ArchSpec &

arch

)

Definition at line 31 of file EmulateInstructionPPC64.cpp.

Member Function Documentation

CreateFunctionEntryUnwind()

bool EmulateInstructionPPC64::CreateFunctionEntryUnwind ( UnwindPlan &  unwind_plan )

overridevirtual

Reimplemented from lldb_private::EmulateInstruction.

Definition at line 116 of file EmulateInstructionPPC64.cpp.

References lldb_private::UnwindPlan::AppendRow(), lldb_private::UnwindPlan::Clear(), lldb_private::eLazyBoolNo, lldb_private::eLazyBoolYes, lldb::eRegisterKindLLDB, gpr_lr_ppc64le, gpr_r1_ppc64le, lldb_private::UnwindPlan::SetRegisterKind(), lldb_private::UnwindPlan::SetReturnAddressRegister(), lldb_private::UnwindPlan::SetSourcedFromCompiler(), lldb_private::UnwindPlan::SetSourceName(), lldb_private::UnwindPlan::SetUnwindPlanForSignalTrap(), and lldb_private::UnwindPlan::SetUnwindPlanValidAtAllInstructions().

CreateInstance()

EmulateInstruction * EmulateInstructionPPC64::CreateInstance ( const ArchSpec &  arch, InstructionType  inst_type  )

static

Definition at line 48 of file EmulateInstructionPPC64.cpp.

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

Referenced by Initialize(), and Terminate().

EmulateADDI()

bool EmulateInstructionPPC64::EmulateADDI ( uint32_t  opcode )

private

Definition at line 359 of file EmulateInstructionPPC64.cpp.

References lldb_private::Bits32(), lldb_private::EmulateInstruction::eContextRestoreStackPointer, lldb::eRegisterKindLLDB, lldb_private::GetLog(), GetRegisterInfo(), gpr_r1_ppc64le, LLDB_LOG, lldb_private::EmulateInstruction::m_addr, ra, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetRegisterToRegisterPlusOffset(), lldb_private::EmulateInstruction::Context::type, lldb_private::Unwind, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

EmulateLD()

bool EmulateInstructionPPC64::EmulateLD ( uint32_t  opcode )

private

Definition at line 228 of file EmulateInstructionPPC64.cpp.

References lldb_private::Bits32(), lldb_private::EmulateInstruction::eContextRestoreStackPointer, lldb::eRegisterKindLLDB, lldb_private::GetLog(), GetRegisterInfo(), gpr_r1_ppc64le, LLDB_LOG, lldb_private::EmulateInstruction::m_addr, ra, lldb_private::EmulateInstruction::Context::SetRegisterToRegisterPlusOffset(), lldb_private::EmulateInstruction::Context::type, lldb_private::Unwind, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

EmulateMFSPR()

bool EmulateInstructionPPC64::EmulateMFSPR ( uint32_t  opcode )

private

Definition at line 203 of file EmulateInstructionPPC64.cpp.

References lldb_private::Bits32(), lldb_private::EmulateInstruction::eContextWriteRegisterRandomBits, lldb::eRegisterKindLLDB, lldb_private::GetLog(), gpr_lr_ppc64le, gpr_r0_ppc64le, LLDB_LOG, lldb_private::EmulateInstruction::m_addr, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::type, lldb_private::Unwind, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

EmulateOR()

bool EmulateInstructionPPC64::EmulateOR ( uint32_t  opcode )

private

Definition at line 326 of file EmulateInstructionPPC64.cpp.

References lldb_private::Bits32(), lldb_private::EmulateInstruction::eContextSetFramePointer, lldb::eRegisterKindLLDB, lldb_private::GetLog(), GetRegisterInfo(), gpr_r1_ppc64le, gpr_r30_ppc64le, gpr_r31_ppc64le, LLDB_INVALID_REGNUM, LLDB_LOG, lldb_private::EmulateInstruction::m_addr, m_fp, ra, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetRegister(), lldb_private::EmulateInstruction::Context::type, lldb_private::Unwind, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

EmulateSTD()

bool EmulateInstructionPPC64::EmulateSTD ( uint32_t  opcode )

private

Definition at line 258 of file EmulateInstructionPPC64.cpp.

References lldb_private::Bits32(), lldb_private::EmulateInstruction::eContextAdjustStackPointer, lldb_private::EmulateInstruction::eContextPushRegisterOnStack, lldb::eRegisterKindLLDB, lldb_private::GetLog(), GetRegisterInfo(), gpr_lr_ppc64le, gpr_r0_ppc64le, gpr_r1_ppc64le, gpr_r30_ppc64le, gpr_r31_ppc64le, LLDB_LOG, lldb_private::EmulateInstruction::m_addr, ra, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetRegisterToRegisterPlusOffset(), lldb_private::EmulateInstruction::Context::type, lldb_private::Unwind, lldb_private::EmulateInstruction::WriteMemory(), and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

Referenced by GetOpcodeForInstruction().

EvaluateInstruction()

bool EmulateInstructionPPC64::EvaluateInstruction ( uint32_t  evaluate_options )

overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 159 of file EmulateInstructionPPC64.cpp.

References lldb_private::EmulateInstructionPPC64::Opcode::callback, lldb_private::EmulateInstruction::eContextAdvancePC, lldb::eRegisterKindLLDB, GetOpcodeForInstruction(), gpr_pc_ppc64le, lldb_private::EmulateInstruction::m_opcode, lldb_private::EmulateInstruction::ReadRegisterUnsigned(), lldb_private::EmulateInstruction::Context::SetNoArgs(), lldb_private::EmulateInstruction::Context::type, and lldb_private::EmulateInstruction::WriteRegisterUnsigned().

GetOpcodeForInstruction()

EmulateInstructionPPC64::Opcode * EmulateInstructionPPC64::GetOpcodeForInstruction ( uint32_t  opcode )

private

Definition at line 136 of file EmulateInstructionPPC64.cpp.

References EmulateADDI(), EmulateLD(), EmulateMFSPR(), EmulateOR(), and EmulateSTD().

Referenced by EvaluateInstruction().

GetPluginDescriptionStatic()

llvm::StringRef EmulateInstructionPPC64::GetPluginDescriptionStatic ( )

static

Definition at line 43 of file EmulateInstructionPPC64.cpp.

Referenced by Initialize().

GetPluginName()

llvm::StringRef lldb_private::EmulateInstructionPPC64::GetPluginName ( )

inlineoverridevirtual

Implements lldb_private::PluginInterface.

Definition at line 48 of file EmulateInstructionPPC64.h.

References GetPluginNameStatic().

GetPluginNameStatic()

static llvm::StringRef lldb_private::EmulateInstructionPPC64::GetPluginNameStatic ( )

inlinestatic

Definition at line 27 of file EmulateInstructionPPC64.h.

Referenced by GetPluginName(), and Initialize().

GetRegisterInfo()

std::optional< RegisterInfo > EmulateInstructionPPC64::GetRegisterInfo ( lldb::RegisterKind  reg_kind, uint32_t  reg_num  )

overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 69 of file EmulateInstructionPPC64.cpp.

References lldb::eRegisterKindGeneric, lldb::eRegisterKindLLDB, gpr_cr_ppc64le, gpr_lr_ppc64le, gpr_pc_ppc64le, gpr_r1_ppc64le, LLDB_REGNUM_GENERIC_FLAGS, LLDB_REGNUM_GENERIC_PC, LLDB_REGNUM_GENERIC_RA, LLDB_REGNUM_GENERIC_SP, and LLDBTableGetRegisterInfo().

Referenced by EmulateADDI(), EmulateLD(), EmulateOR(), and EmulateSTD().

Initialize()

void EmulateInstructionPPC64::Initialize ( )

static

Definition at line 34 of file EmulateInstructionPPC64.cpp.

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

ReadInstruction()

bool EmulateInstructionPPC64::ReadInstruction ( )

overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 100 of file EmulateInstructionPPC64.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 EmulateInstructionPPC64::SetTargetTriple ( const ArchSpec &  arch )

overridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 58 of file EmulateInstructionPPC64.cpp.

References lldb_private::ArchSpec::GetTriple().

SupportsEmulatingInstructionsOfType()

bool lldb_private::EmulateInstructionPPC64::SupportsEmulatingInstructionsOfType ( InstructionType  inst_type )

inlineoverridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 52 of file EmulateInstructionPPC64.h.

References SupportsEmulatingInstructionsOfTypeStatic().

SupportsEmulatingInstructionsOfTypeStatic()

static bool lldb_private::EmulateInstructionPPC64::SupportsEmulatingInstructionsOfTypeStatic ( InstructionType  inst_type )

inlinestatic

Definition at line 35 of file EmulateInstructionPPC64.h.

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

Referenced by CreateInstance(), and SupportsEmulatingInstructionsOfType().

Terminate()

void EmulateInstructionPPC64::Terminate ( )

static

Definition at line 39 of file EmulateInstructionPPC64.cpp.

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

TestEmulation()

bool lldb_private::EmulateInstructionPPC64::TestEmulation ( Stream &  out_stream, ArchSpec &  arch, OptionValueDictionary *  test_data  )

inlineoverridevirtual

Implements lldb_private::EmulateInstruction.

Definition at line 60 of file EmulateInstructionPPC64.h.

Member Data Documentation

m_fp

uint32_t lldb_private::EmulateInstructionPPC64::m_fp = LLDB_INVALID_REGNUM

private

Definition at line 78 of file EmulateInstructionPPC64.h.

Referenced by EmulateOR().

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

• EmulateInstructionPPC64.h
• EmulateInstructionPPC64.cpp