SplitKit.cpp File Reference

#include "SplitKit.h"
#include "llvm/ADT/None.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/CodeGen/LiveRangeEdit.h"
#include "llvm/CodeGen/MachineBlockFrequencyInfo.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetOpcodes.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/CodeGen/VirtRegMap.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/IR/DebugLoc.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/BlockFrequency.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <iterator>
#include <limits>
#include <tuple>

Include dependency graph for SplitKit.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "regalloc"

Functions
	STATISTIC (NumFinished, "Number of splits finished")
	STATISTIC (NumSimple, "Number of splits that were simple")
	STATISTIC (NumCopies, "Number of copies inserted for splitting")
	STATISTIC (NumRemats, "Number of rematerialized defs for splitting")
static bool	hasTiedUseOf (MachineInstr &MI, unsigned Reg)
static bool	removeDeadSegment (SlotIndex Def, LiveRange &LR)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "regalloc"

Definition at line 47 of file SplitKit.cpp.

Function Documentation

hasTiedUseOf()

static bool hasTiedUseOf ( MachineInstr &  MI, unsigned  Reg  )

static

Definition at line 795 of file SplitKit.cpp.

References llvm::any_of(), MI, and Reg.

removeDeadSegment()

static bool removeDeadSegment ( SlotIndex  Def, LiveRange &  LR  )

static

Definition at line 1221 of file SplitKit.cpp.

References llvm::tgtok::Def, llvm::LiveRange::Segment::end, llvm::LiveRange::getSegmentContaining(), and llvm::LiveRange::removeSegment().

STATISTIC() [1/4]

STATISTIC	(	NumCopies	,
		"Number of copies inserted for splitting"
	)

STATISTIC() [2/4]

STATISTIC	(	NumFinished	,
		"Number of splits finished"
	)

STATISTIC() [3/4]

STATISTIC	(	NumRemats	,
		"Number of rematerialized defs for splitting"
	)

STATISTIC() [4/4]

STATISTIC	(	NumSimple	,
		"Number of splits that were simple"
	)