ResourcePriorityQueue.cpp File Reference

#include "llvm/CodeGen/ResourcePriorityQueue.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/SelectionDAGNodes.h"
#include "llvm/CodeGen/TargetLowering.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"

Include dependency graph for ResourcePriorityQueue.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "scheduler"

Functions
static unsigned	numberCtrlDepsInSU (SUnit *SU)
static unsigned	numberCtrlPredInSU (SUnit *SU)

Variables
static cl::opt< bool >	DisableDFASched ("disable-dfa-sched", cl::Hidden, cl::ZeroOrMore, cl::init(false), cl::desc("Disable use of DFA during scheduling"))
static cl::opt< int >	RegPressureThreshold ("dfa-sched-reg-pressure-threshold", cl::Hidden, cl::ZeroOrMore, cl::init(5), cl::desc("Track reg pressure and switch priority to in-depth"))
static const unsigned	PriorityOne = 200
static const unsigned	PriorityTwo = 50
static const unsigned	PriorityThree = 15
static const unsigned	PriorityFour = 5
static const unsigned	ScaleOne = 20
static const unsigned	ScaleTwo = 10
static const unsigned	ScaleThree = 5
static const unsigned	FactorOne = 2

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "scheduler"

Definition at line 34 of file ResourcePriorityQueue.cpp.

Function Documentation

numberCtrlDepsInSU()

static unsigned numberCtrlDepsInSU ( SUnit *  SU )

static

Definition at line 141 of file ResourcePriorityQueue.cpp.

References llvm::SDep::isCtrl(), and llvm::SUnit::Succs.

Referenced by llvm::ResourcePriorityQueue::scheduledNode().

numberCtrlPredInSU()

static unsigned numberCtrlPredInSU ( SUnit *  SU )

static

Definition at line 150 of file ResourcePriorityQueue.cpp.

References llvm::SDep::isCtrl(), and llvm::SUnit::Preds.

Referenced by llvm::ResourcePriorityQueue::scheduledNode().

Variable Documentation

DisableDFASched

cl::opt<bool> DisableDFASched("disable-dfa-sched", cl::Hidden, cl::ZeroOrMore, cl::init(false), cl::desc("Disable use of DFA during scheduling"))

static

Referenced by llvm::ResourcePriorityQueue::pop().

FactorOne

const unsigned FactorOne = 2

static

Definition at line 384 of file ResourcePriorityQueue.cpp.

PriorityFour

const unsigned PriorityFour = 5

static

Definition at line 380 of file ResourcePriorityQueue.cpp.

Referenced by llvm::ResourcePriorityQueue::SUSchedulingCost().

PriorityOne

const unsigned PriorityOne = 200

static

Definition at line 377 of file ResourcePriorityQueue.cpp.

Referenced by llvm::ResourcePriorityQueue::SUSchedulingCost().

PriorityThree

const unsigned PriorityThree = 15

static

Definition at line 379 of file ResourcePriorityQueue.cpp.

Referenced by llvm::ResourcePriorityQueue::SUSchedulingCost().

PriorityTwo

const unsigned PriorityTwo = 50

static

Definition at line 378 of file ResourcePriorityQueue.cpp.

RegPressureThreshold

cl::opt<int> RegPressureThreshold("dfa-sched-reg-pressure-threshold", cl::Hidden, cl::ZeroOrMore, cl::init(5), cl::desc("Track reg pressure and switch priority to in-depth"))

static

Referenced by llvm::ResourcePriorityQueue::SUSchedulingCost().

ScaleOne

const unsigned ScaleOne = 20

static

Definition at line 381 of file ResourcePriorityQueue.cpp.

Referenced by llvm::ResourcePriorityQueue::SUSchedulingCost().

ScaleThree

const unsigned ScaleThree = 5

static

Definition at line 383 of file ResourcePriorityQueue.cpp.

ScaleTwo

const unsigned ScaleTwo = 10

static

Definition at line 382 of file ResourcePriorityQueue.cpp.

Referenced by llvm::ResourcePriorityQueue::SUSchedulingCost().