AArch64PointerAuth.cpp File Reference

#include "AArch64PointerAuth.h"
#include "AArch64.h"
#include "AArch64InstrInfo.h"
#include "AArch64MachineFunctionInfo.h"
#include "AArch64Subtarget.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineModuleInfo.h"

Go to the source code of this file.

Macros
#define	AARCH64_POINTER_AUTH_NAME   "AArch64 Pointer Authentication"

Functions
	INITIALIZE_PASS (AArch64PointerAuth, "aarch64-ptrauth", AARCH64_POINTER_AUTH_NAME, false, false) FunctionPass *llvm
static void	emitPACSymOffsetIntoX16 (const TargetInstrInfo &TII, MachineBasicBlock &MBB, MachineBasicBlock::iterator I, DebugLoc DL, MCSymbol *PACSym)
static void	BuildPACM (const AArch64Subtarget &Subtarget, MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, DebugLoc DL, MachineInstr::MIFlag Flags, MCSymbol *PACSym=nullptr)
static void	emitPACCFI (const AArch64Subtarget &Subtarget, MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, DebugLoc DL, MachineInstr::MIFlag Flags, bool EmitCFI)

Macro Definition Documentation

AARCH64_POINTER_AUTH_NAME

#define AARCH64_POINTER_AUTH_NAME   "AArch64 Pointer Authentication"

Definition at line 22 of file AArch64PointerAuth.cpp.

Function Documentation

BuildPACM()

static void BuildPACM ( const AArch64Subtarget &  Subtarget, MachineBasicBlock &  MBB, MachineBasicBlock::iterator  MBBI, DebugLoc  DL, MachineInstr::MIFlag  Flags, MCSymbol *  PACSym = nullptr  )

static

Definition at line 82 of file AArch64PointerAuth.cpp.

References assert(), llvm::BuildMI(), DL, emitPACSymOffsetIntoX16(), llvm::MachineInstr::FrameDestroy, llvm::MachineFunction::getInfo(), llvm::AArch64Subtarget::getInstrInfo(), llvm::MachineBasicBlock::getParent(), MBB, MBBI, llvm::MachineInstrBuilder::setMIFlag(), and TII.

emitPACCFI()

static void emitPACCFI ( const AArch64Subtarget &  Subtarget, MachineBasicBlock &  MBB, MachineBasicBlock::iterator  MBBI, DebugLoc  DL, MachineInstr::MIFlag  Flags, bool  EmitCFI  )

static

Definition at line 100 of file AArch64PointerAuth.cpp.

References llvm::MachineInstrBuilder::addCFIIndex(), llvm::AArch64FunctionInfo::branchProtectionPAuthLR(), llvm::BuildMI(), llvm::MCCFIInstruction::createNegateRAState(), llvm::MCCFIInstruction::createNegateRAStateWithPC(), DL, llvm::MachineFunction::getInfo(), llvm::AArch64Subtarget::getInstrInfo(), llvm::MachineBasicBlock::getParent(), MBB, MBBI, llvm::MachineInstrBuilder::setMIFlags(), and TII.

emitPACSymOffsetIntoX16()

static void emitPACSymOffsetIntoX16 ( const TargetInstrInfo &  TII, MachineBasicBlock &  MBB, MachineBasicBlock::iterator  I, DebugLoc  DL, MCSymbol *  PACSym  )

static

Definition at line 66 of file AArch64PointerAuth.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::MachineInstrBuilder::addSym(), llvm::BuildMI(), DL, I, MBB, llvm::AArch64II::MO_NC, llvm::AArch64II::MO_PAGE, llvm::AArch64II::MO_PAGEOFF, and TII.

Referenced by BuildPACM().

INITIALIZE_PASS()

INITIALIZE_PASS	(	AArch64PointerAuth	,
		"aarch64-ptrauth"	,
		AARCH64_POINTER_AUTH_NAME	,
		false	,
		false
	)

Definition at line 57 of file AArch64PointerAuth.cpp.