ResourcePriorityQueue.cpp File Reference

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

Include dependency graph for ResourcePriorityQueue.cpp:

Go to the source code of this file.

Defines
#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< signed >	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

---

Define Documentation

#define DEBUG_TYPE   "scheduler"

Definition at line 34 of file ResourcePriorityQueue.cpp.

---

Function Documentation

static unsigned numberCtrlDepsInSU

(

SUnit *

SU

)

[static]

Definition at line 148 of file ResourcePriorityQueue.cpp.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), I, and llvm::SUnit::Succs.

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

static unsigned numberCtrlPredInSU

(

SUnit *

SU

)

[static]

Definition at line 158 of file ResourcePriorityQueue.cpp.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), I, and llvm::SUnit::Preds.

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

---

Variable Documentation

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().

const unsigned FactorOne = 2 [static]

Definition at line 400 of file ResourcePriorityQueue.cpp.

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

const unsigned PriorityFour = 5 [static]

Definition at line 396 of file ResourcePriorityQueue.cpp.

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

const unsigned PriorityOne = 200 [static]

Definition at line 393 of file ResourcePriorityQueue.cpp.

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

const unsigned PriorityThree = 15 [static]

Definition at line 395 of file ResourcePriorityQueue.cpp.

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

const unsigned PriorityTwo = 50 [static]

Definition at line 394 of file ResourcePriorityQueue.cpp.

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

cl::opt<signed> 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().

const unsigned ScaleOne = 20 [static]

Definition at line 397 of file ResourcePriorityQueue.cpp.

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

const unsigned ScaleThree = 5 [static]

Definition at line 399 of file ResourcePriorityQueue.cpp.

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

const unsigned ScaleTwo = 10 [static]

Definition at line 398 of file ResourcePriorityQueue.cpp.

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