PostRASchedulerList.cpp File Reference

#include "llvm/CodeGen/PostRASchedulerList.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/CodeGen/AntiDepBreaker.h"
#include "llvm/CodeGen/LatencyPriorityQueue.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/RegisterClassInfo.h"
#include "llvm/CodeGen/ScheduleDAGInstrs.h"
#include "llvm/CodeGen/ScheduleDAGMutation.h"
#include "llvm/CodeGen/ScheduleHazardRecognizer.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetPassConfig.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "post-RA-sched"

Functions
	STATISTIC (NumNoops, "Number of noops inserted")
	STATISTIC (NumStalls, "Number of pipeline stalls")
	STATISTIC (NumFixedAnti, "Number of fixed anti-dependencies")
	INITIALIZE_PASS (PostRASchedulerLegacy, DEBUG_TYPE, "Post RA top-down list latency scheduler", false, false) SchedulePostRATDList
static bool	enablePostRAScheduler (const TargetSubtargetInfo &ST, CodeGenOptLevel OptLevel)

Variables
static cl::opt< bool >	EnablePostRAScheduler ("post-RA-scheduler", cl::desc("Enable scheduling after register allocation"), cl::init(false), cl::Hidden)
static cl::opt< std::string >	EnableAntiDepBreaking ("break-anti-dependencies", cl::desc("Break post-RA scheduling anti-dependencies: " "\"critical\", \"all\", or \"none\""), cl::init("none"), cl::Hidden)
static cl::opt< int >	DebugDiv ("postra-sched-debugdiv", cl::desc("Debug control MBBs that are scheduled"), cl::init(0), cl::Hidden)
static cl::opt< int >	DebugMod ("postra-sched-debugmod", cl::desc("Debug control MBBs that are scheduled"), cl::init(0), cl::Hidden)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "post-RA-sched"

Definition at line 46 of file PostRASchedulerList.cpp.

Function Documentation

enablePostRAScheduler()

bool enablePostRAScheduler ( const TargetSubtargetInfo & ST, CodeGenOptLevel OptLevel )

static

Definition at line 267 of file PostRASchedulerList.cpp.

References EnablePostRAScheduler.

INITIALIZE_PASS()

INITIALIZE_PASS	(	PostRASchedulerLegacy	,
		DEBUG_TYPE	,
		"Post RA top-down list latency scheduler"	,
		false	,
		false	)

Definition at line 204 of file PostRASchedulerList.cpp.

References assert(), const, llvm::createAggressiveAntiDepBreaker(), llvm::createCriticalAntiDepBreaker(), DEBUG_TYPE, and MRI.

STATISTIC() [1/3]

STATISTIC	(	NumFixedAnti	,
		"Number of fixed anti-dependencies"	)

STATISTIC() [2/3]

STATISTIC	(	NumNoops	,
		"Number of noops inserted"	)

STATISTIC() [3/3]

STATISTIC	(	NumStalls	,
		"Number of pipeline stalls"	)

Variable Documentation

DebugDiv

cl::opt< int > DebugDiv("postra-sched-debugdiv", cl::desc("Debug control MBBs that are scheduled"), cl::init(0), cl::Hidden) ( "postra-sched-debugdiv" , cl::desc("Debug control MBBs that are scheduled") , cl::init(0) , cl::Hidden  )

static

DebugMod

cl::opt< int > DebugMod("postra-sched-debugmod", cl::desc("Debug control MBBs that are scheduled"), cl::init(0), cl::Hidden) ( "postra-sched-debugmod" , cl::desc("Debug control MBBs that are scheduled") , cl::init(0) , cl::Hidden  )

static

EnableAntiDepBreaking

cl::opt< std::string > EnableAntiDepBreaking("break-anti-dependencies", cl::desc("Break post-RA scheduling anti-dependencies: " "\"critical\", \"all\", or \"none\""), cl::init("none"), cl::Hidden) ( "break-anti-dependencies" , cl::desc("Break post-RA scheduling anti-dependencies: " "\"critical\", \"all\", or \"none\"") , cl::init("none") , cl::Hidden  )

static

EnablePostRAScheduler

cl::opt< bool > EnablePostRAScheduler("post-RA-scheduler", cl::desc("Enable scheduling after register allocation"), cl::init(false), cl::Hidden) ( "post-RA-scheduler" , cl::desc("Enable scheduling after register allocation") , cl::init(false) , cl::Hidden  )

static

Referenced by enablePostRAScheduler().