LiveRangeCalc.cpp File Reference

#include "LiveRangeCalc.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/LiveInterval.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/MC/LaneBitmask.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <iterator>
#include <tuple>
#include <utility>

Include dependency graph for LiveRangeCalc.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "regalloc"

Functions
static void	createDeadDef (SlotIndexes &Indexes, VNInfo::Allocator &Alloc, LiveRange &LR, const MachineOperand &MO)

Variables
static VNInfo	UndefVNI (0xbad, SlotIndex())

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "regalloc"

Definition at line 39 of file LiveRangeCalc.cpp.

Function Documentation

createDeadDef()

static void createDeadDef ( SlotIndexes &  Indexes, VNInfo::Allocator &  Alloc, LiveRange &  LR, const MachineOperand &  MO  )

static

Definition at line 65 of file LiveRangeCalc.cpp.

References llvm::LiveRange::createDeadDef(), llvm::SlotIndexes::getInstructionIndex(), llvm::MachineOperand::getParent(), llvm::SlotIndex::getRegSlot(), llvm::MachineOperand::isEarlyClobber(), and MI.

Referenced by llvm::LiveRangeCalc::calculate(), llvm::LiveRangeCalc::createDeadDefs(), and llvm::LiveRange::getNextValue().

Variable Documentation

UndefVNI

VNInfo UndefVNI(0xbad, SlotIndex())

static

Referenced by llvm::LiveRangeCalc::calculateValues().