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/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"

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.
static void	addCalleeSavedRegs (LiveRegUnits &LiveUnits, const MachineFunction &MF)
	Adds all callee saved registers to LiveUnits.

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 88 of file LiveRegUnits.cpp.

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

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 95 of file LiveRegUnits.cpp.

References llvm::LiveRegUnits::addReg(), llvm::find_if(), llvm::MachineFrameInfo::getCalleeSavedInfo(), llvm::MachineFunction::getFrameInfo(), llvm::MachineFunction::getRegInfo(), Info, MRI, and N.