LLVM: lib/Target/X86/ShadowCallStack.cpp File Reference

LLVM 8.0.1

#include "X86.h"
#include "X86InstrBuilder.h"
#include "X86InstrInfo.h"
#include "X86Subtarget.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/Pass.h"
#include "llvm/Support/raw_ostream.h"

Include dependency graph for ShadowCallStack.cpp:

Go to the source code of this file.

Functions
static void	addProlog (MachineFunction &Fn, const TargetInstrInfo *TII, MachineBasicBlock &MBB, const DebugLoc &DL)

static void	addPrologLeaf (MachineFunction &Fn, const TargetInstrInfo *TII, MachineBasicBlock &MBB, const DebugLoc &DL, MCPhysReg FreeRegister)

static void	addEpilog (const TargetInstrInfo *TII, MachineBasicBlock &MBB, MachineInstr &MI, MachineBasicBlock &TrapBB)

static void	addEpilogLeaf (const TargetInstrInfo *TII, MachineBasicBlock &MBB, MachineInstr &MI, MachineBasicBlock &TrapBB, MCPhysReg FreeRegister)

static void	addEpilogOnlyR10 (const TargetInstrInfo *TII, MachineBasicBlock &MBB, MachineInstr &MI, MachineBasicBlock &TrapBB)

static const MachineInstrBuilder &	addSegmentedMem (const MachineInstrBuilder &MIB, MCPhysReg Seg, MCPhysReg Reg, int Offset=0)

	INITIALIZE_PASS (ShadowCallStack, "shadow-call-stack", "Shadow Call Stack", false, false) FunctionPass *llvm

Function Documentation

◆ addEpilog()

static void addEpilog	(	const TargetInstrInfo *	TII,
		MachineBasicBlock &	MBB,
		MachineInstr &	MI,
		MachineBasicBlock &	TrapBB
	)

static

Definition at line 122 of file ShadowCallStack.cpp.

References llvm::addDirectMem(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), addSegmentedMem(), llvm::MachineBasicBlock::addSuccessor(), llvm::BuildMI(), llvm::MCInstrInfo::get(), llvm::MachineInstr::getDebugLoc(), and llvm::RegState::Undef.

Referenced by addEpilogOnlyR10().

◆ addEpilogLeaf()

static void addEpilogLeaf	(	const TargetInstrInfo *	TII,
		MachineBasicBlock &	MBB,
		MachineInstr &	MI,
		MachineBasicBlock &	TrapBB,
		MCPhysReg	FreeRegister
	)

static

Definition at line 150 of file ShadowCallStack.cpp.

References llvm::addDirectMem(), llvm::MachineInstrBuilder::addReg(), llvm::MachineBasicBlock::addSuccessor(), llvm::BuildMI(), llvm::MCInstrInfo::get(), and llvm::MachineInstr::getDebugLoc().

Referenced by addEpilogOnlyR10().

◆ addEpilogOnlyR10()

static void addEpilogOnlyR10	(	const TargetInstrInfo *	TII,
		MachineBasicBlock &	MBB,
		MachineInstr &	MI,
		MachineBasicBlock &	TrapBB
	)

static

Definition at line 163 of file ShadowCallStack.cpp.

References llvm::addDirectMem(), addEpilog(), addEpilogLeaf(), llvm::MachineInstrBuilder::addImm(), addProlog(), addPrologLeaf(), llvm::MachineInstrBuilder::addReg(), addSegmentedMem(), llvm::MachineBasicBlock::addSuccessor(), llvm::BuildMI(), E, llvm::MachineBasicBlock::empty(), llvm::MachineFunction::empty(), llvm::MachineInstr::findRegisterUseOperand(), llvm::MachineBasicBlock::front(), llvm::MachineFunction::front(), llvm::MCInstrInfo::get(), llvm::MachineInstr::getDebugLoc(), llvm::MachineBasicBlock::getFallThrough(), llvm::MachineFunction::getFunction(), llvm::MachineFunction::getRegInfo(), llvm::Function::hasFnAttribute(), llvm::MachineInstr::hasRegisterImplicitUseOperand(), I, llvm::MachineBasicBlock::instr_back(), llvm::MachineInstr::isCall(), llvm::MachineBasicBlock::isLiveIn(), llvm::MachineInstr::isReturn(), llvm::MCRegisterInfo::DiffListIterator::isValid(), MI, llvm::Attribute::Naked, Reg, llvm::Attribute::ShadowCallStack, TII, llvm::MachineRegisterInfo::tracksLiveness(), llvm::ISD::TRAP, TRI, and llvm::RegState::Undef.

◆ addProlog()

static void addProlog	(	MachineFunction &	Fn,
		const TargetInstrInfo *	TII,
		MachineBasicBlock &	MBB,
		const DebugLoc &	DL
	)

static

Definition at line 85 of file ShadowCallStack.cpp.

References llvm::addDirectMem(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), addSegmentedMem(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), llvm::MCInstrInfo::get(), and llvm::RegState::Undef.

Referenced by addEpilogOnlyR10().

◆ addPrologLeaf()

static void addPrologLeaf	(	MachineFunction &	Fn,
		const TargetInstrInfo *	TII,
		MachineBasicBlock &	MBB,
		const DebugLoc &	DL,
		MCPhysReg	FreeRegister
	)

static

Definition at line 113 of file ShadowCallStack.cpp.

References llvm::addDirectMem(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), and llvm::MCInstrInfo::get().

Referenced by addEpilogOnlyR10().

◆ addSegmentedMem()

static const MachineInstrBuilder& addSegmentedMem	(	const MachineInstrBuilder &	MIB,
		MCPhysReg	Seg,
		MCPhysReg	Reg,
		int	Offset = `0`
	)

inlinestatic

Definition at line 80 of file ShadowCallStack.cpp.

References llvm::MachineInstrBuilder::addImm(), and llvm::MachineInstrBuilder::addReg().

Referenced by addEpilog(), addEpilogOnlyR10(), and addProlog().

◆ INITIALIZE_PASS()

INITIALIZE_PASS	(	ShadowCallStack	,
		"shadow-call-stack"	,
		"Shadow Call Stack"	,
		false	,
		false
	)

Definition at line 317 of file ShadowCallStack.cpp.