InlineSpiller.cpp File Reference

#include "Spiller.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/TinyPtrVector.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/CodeGen/LiveIntervalAnalysis.h"
#include "llvm/CodeGen/LiveRangeEdit.h"
#include "llvm/CodeGen/LiveStackAnalysis.h"
#include "llvm/CodeGen/MachineBlockFrequencyInfo.h"
#include "llvm/CodeGen/MachineBranchProbabilityInfo.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineInstrBundle.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/VirtRegMap.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"

Include dependency graph for InlineSpiller.cpp:

Go to the source code of this file.

Namespaces
namespace	llvm
	List of target independent CodeGen pass IDs.
Defines
#define	DEBUG_TYPE   "regalloc"
Functions
	STATISTIC (NumSpilledRanges,"Number of spilled live ranges")
	STATISTIC (NumSnippets,"Number of spilled snippets")
	STATISTIC (NumSpills,"Number of spills inserted")
	STATISTIC (NumSpillsRemoved,"Number of spills removed")
	STATISTIC (NumReloads,"Number of reloads inserted")
	STATISTIC (NumReloadsRemoved,"Number of reloads removed")
	STATISTIC (NumFolded,"Number of folded stack accesses")
	STATISTIC (NumFoldedLoads,"Number of folded loads")
	STATISTIC (NumRemats,"Number of rematerialized defs for spilling")
	STATISTIC (NumOmitReloadSpill,"Number of omitted spills of reloads")
	STATISTIC (NumHoists,"Number of hoisted spills")
Spiller *	llvm::createInlineSpiller (MachineFunctionPass &pass, MachineFunction &mf, VirtRegMap &vrm)
static unsigned	isFullCopyOf (const MachineInstr *MI, unsigned Reg)
static raw_ostream &	operator<< (raw_ostream &OS, const InlineSpiller::SibValueInfo &SVI)
static void	dumpMachineInstrRangeWithSlotIndex (MachineBasicBlock::iterator B, MachineBasicBlock::iterator E, LiveIntervals const &LIS, const char *const header, unsigned VReg=0)
Variables
static cl::opt< bool >	DisableHoisting ("disable-spill-hoist", cl::Hidden, cl::desc("Disable inline spill hoisting"))

---

Define Documentation

#define DEBUG_TYPE   "regalloc"

Definition at line 41 of file InlineSpiller.cpp.

---

Function Documentation

static void dumpMachineInstrRangeWithSlotIndex	(	MachineBasicBlock::iterator	B,
		MachineBasicBlock::iterator	E,
		LiveIntervals const &	LIS,
		const char *const	header,
		unsigned	VReg = 0
	)		[static]

Definition at line 1036 of file InlineSpiller.cpp.

References llvm::dbgs(), llvm::LiveIntervals::getInstructionIndex(), llvm::SlotIndex::getRegSlot(), I, and llvm::MachineOperand::isEarlyClobber().

static unsigned isFullCopyOf	(	const MachineInstr *	MI,
		unsigned	Reg
	)		[static]

isFullCopyOf - If MI is a COPY to or from Reg, return the other register, otherwise return 0.

Definition at line 209 of file InlineSpiller.cpp.

References llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), and llvm::MachineInstr::isFullCopy().

static raw_ostream& operator<<	(	raw_ostream &	OS,
		const InlineSpiller::SibValueInfo &	SVI
	)		[static]

Definition at line 315 of file InlineSpiller.cpp.

References if().

STATISTIC	(	NumSpilledRanges	,
		"Number of spilled live ranges"
	)

STATISTIC	(	NumSnippets	,
		"Number of spilled snippets"
	)

STATISTIC	(	NumSpills	,
		"Number of spills inserted"
	)

STATISTIC	(	NumSpillsRemoved	,
		"Number of spills removed"
	)

STATISTIC	(	NumReloads	,
		"Number of reloads inserted"
	)

STATISTIC	(	NumReloadsRemoved	,
		"Number of reloads removed"
	)

STATISTIC	(	NumFolded	,
		"Number of folded stack accesses"
	)

STATISTIC	(	NumFoldedLoads	,
		"Number of folded loads"
	)

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

STATISTIC	(	NumOmitReloadSpill	,
		"Number of omitted spills of reloads"
	)

STATISTIC	(	NumHoists	,
		"Number of hoisted spills"
	)

---

Variable Documentation

cl::opt<bool> DisableHoisting("disable-spill-hoist", cl::Hidden, cl::desc("Disable inline spill hoisting")) [static]