LiveRegUnits.cpp File Reference

#include "llvm/CodeGen/LiveRegUnits.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBundle.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/MC/MCRegisterInfo.h"

Include dependency graph for LiveRegUnits.cpp:

Go to the source code of this file.

Functions
static void	addBlockLiveIns (LiveRegUnits &LiveUnits, const MachineBasicBlock &MBB)
	Add live-in registers of basic block MBB to LiveUnits. More...
static void	addCalleeSavedRegs (LiveRegUnits &LiveUnits, const MachineFunction &MF)
	Adds all callee saved registers to LiveUnits. More...

Function Documentation

addBlockLiveIns()

static void addBlockLiveIns ( LiveRegUnits &  LiveUnits, const MachineBasicBlock &  MBB  )

static

Add live-in registers of basic block MBB to LiveUnits.

Definition at line 86 of file LiveRegUnits.cpp.

References llvm::LiveRegUnits::addRegMasked(), and llvm::MachineBasicBlock::liveins().

Referenced by llvm::LiveRegUnits::addLiveIns(), and llvm::LiveRegUnits::addLiveOuts().

addCalleeSavedRegs()

static void addCalleeSavedRegs ( LiveRegUnits &  LiveUnits, const MachineFunction &  MF  )

static

Adds all callee saved registers to LiveUnits.

Definition at line 93 of file LiveRegUnits.cpp.

References llvm::LiveRegUnits::addReg(), llvm::LiveRegUnits::addUnits(), llvm::LiveRegUnits::empty(), llvm::LiveRegUnits::getBitVector(), llvm::MachineFrameInfo::getCalleeSavedInfo(), llvm::MachineRegisterInfo::getCalleeSavedRegs(), llvm::MachineFunction::getFrameInfo(), llvm::MachineFunction::getRegInfo(), Info, llvm::MachineFrameInfo::isCalleeSavedInfoValid(), MRI, and llvm::LiveRegUnits::removeReg().

Referenced by llvm::LiveRegUnits::addLiveOuts().