PPCPreEmitPeephole.cpp File Reference

#include "PPC.h"
#include "PPCInstrInfo.h"
#include "PPCSubtarget.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/LivePhysRegs.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/RegisterScavenging.h"
#include "llvm/MC/MCContext.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "ppc-pre-emit-peephole"

Functions
	STATISTIC (NumRRConvertedInPreEmit, "Number of r+r instructions converted to r+i in pre-emit peephole")
	STATISTIC (NumRemovedInPreEmit, "Number of instructions deleted in pre-emit peephole")
	STATISTIC (NumberOfSelfCopies, "Number of self copy instructions eliminated")
	STATISTIC (NumFrameOffFoldInPreEmit, "Number of folding frame offset by using r+r in pre-emit peephole")
	STATISTIC (NumCmpsInPreEmit, "Number of compares eliminated in pre-emit peephole")

Variables
static cl::opt< bool >	EnablePCRelLinkerOpt ("ppc-pcrel-linker-opt", cl::Hidden, cl::init(true), cl::desc("enable PC Relative linker optimization"))
static cl::opt< bool >	RunPreEmitPeephole ("ppc-late-peephole", cl::Hidden, cl::init(true), cl::desc("Run pre-emit peephole optimizations."))
static cl::opt< uint64_t >	DSCRValue ("ppc-set-dscr", cl::Hidden, cl::desc("Set the Data Stream Control Register."))

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "ppc-pre-emit-peephole"

Definition at line 30 of file PPCPreEmitPeephole.cpp.

Function Documentation

STATISTIC() [1/5]

STATISTIC	(	NumberOfSelfCopies	,
		"Number of self copy instructions eliminated"
	)

STATISTIC() [2/5]

STATISTIC	(	NumCmpsInPreEmit	,
		"Number of compares eliminated in pre-emit peephole"
	)

STATISTIC() [3/5]

STATISTIC	(	NumFrameOffFoldInPreEmit	,
		"Number of folding frame offset by using r+r in pre-emit peephole"
	)

STATISTIC() [4/5]

STATISTIC	(	NumRemovedInPreEmit	,
		"Number of instructions deleted in pre-emit peephole"
	)

STATISTIC() [5/5]

STATISTIC	(	NumRRConvertedInPreEmit	,
		"Number of r+r instructions converted to r+i in pre-emit peephole"
	)

Variable Documentation

DSCRValue

cl::opt< uint64_t > DSCRValue("ppc-set-dscr", cl::Hidden, cl::desc("Set the Data Stream Control Register.")) ( "ppc-set-dscr"  , cl::Hidden  , cl::desc("Set the Data Stream Control Register.")    )

static

EnablePCRelLinkerOpt

cl::opt< bool > EnablePCRelLinkerOpt("ppc-pcrel-linker-opt", cl::Hidden, cl::init(true), cl::desc("enable PC Relative linker optimization")) ( "ppc-pcrel-linker-opt"  , cl::Hidden  , cl::init(true)  , cl::desc("enable PC Relative linker optimization")    )

static

RunPreEmitPeephole

cl::opt< bool > RunPreEmitPeephole("ppc-late-peephole", cl::Hidden, cl::init(true), cl::desc("Run pre-emit peephole optimizations.")) ( "ppc-late-peephole"  , cl::Hidden  , cl::init(true)  , cl::desc("Run pre-emit peephole optimizations.")    )

static