GCNIterativeScheduler.cpp File Reference

This file implements the class GCNIterativeScheduler. More...

#include "GCNIterativeScheduler.h"
#include "AMDGPUIGroupLP.h"
#include "GCNSchedStrategy.h"
#include "SIMachineFunctionInfo.h"
#include "llvm/CodeGen/RegisterPressure.h"

Go to the source code of this file.

Classes
class	llvm::GCNIterativeScheduler::BuildDAG
class	llvm::GCNIterativeScheduler::OverrideLegacyStrategy

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Macros
#define	DEBUG_TYPE   "machine-scheduler"

Functions
std::vector< const SUnit * >	llvm::makeMinRegSchedule (ArrayRef< const SUnit * > TopRoots, const ScheduleDAG &DAG)
std::vector< const SUnit * >	llvm::makeGCNILPScheduler (ArrayRef< const SUnit * > BotRoots, const ScheduleDAG &DAG)
static MachineInstr *	getMachineInstr (MachineInstr *MI)
static MachineInstr *	getMachineInstr (const SUnit *SU)
static MachineInstr *	getMachineInstr (const SUnit &SU)
static LLVM_DUMP_METHOD void	printRegion (raw_ostream &OS, MachineBasicBlock::iterator Begin, MachineBasicBlock::iterator End, const LiveIntervals *LIS, unsigned MaxInstNum=std::numeric_limits< unsigned >::max())
static LLVM_DUMP_METHOD void	printLivenessInfo (raw_ostream &OS, MachineBasicBlock::iterator Begin, MachineBasicBlock::iterator End, const LiveIntervals *LIS)

Detailed Description

This file implements the class GCNIterativeScheduler.

Definition in file GCNIterativeScheduler.cpp.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "machine-scheduler"

Definition at line 22 of file GCNIterativeScheduler.cpp.

Function Documentation

getMachineInstr() [1/3]

MachineInstr * getMachineInstr ( const SUnit & SU )

inlinestatic

Definition at line 40 of file GCNIterativeScheduler.cpp.

References llvm::SUnit::getInstr().

getMachineInstr() [2/3]

MachineInstr * getMachineInstr ( const SUnit * SU )

inlinestatic

Definition at line 37 of file GCNIterativeScheduler.cpp.

References llvm::SUnit::getInstr().

getMachineInstr() [3/3]

MachineInstr * getMachineInstr ( MachineInstr * MI )

inlinestatic

Definition at line 34 of file GCNIterativeScheduler.cpp.

References MI.

Referenced by llvm::GCNIterativeScheduler::getSchedulePressure(), and llvm::GCNIterativeScheduler::scheduleRegion().

printLivenessInfo()

LLVM_DUMP_METHOD void printLivenessInfo ( raw_ostream & OS, MachineBasicBlock::iterator Begin, MachineBasicBlock::iterator End, const LiveIntervals * LIS )

static

Definition at line 77 of file GCNIterativeScheduler.cpp.

References llvm::End, llvm::getLiveRegsAfter(), llvm::getLiveRegsBefore(), llvm::getRegPressure(), and llvm::print().

Referenced by llvm::GCNIterativeScheduler::printRegions(), llvm::GCNIterativeScheduler::schedule(), and llvm::GCNIterativeScheduler::tryMaximizeOccupancy().

printRegion()

LLVM_DUMP_METHOD void printRegion ( raw_ostream & OS, MachineBasicBlock::iterator Begin, MachineBasicBlock::iterator End, const LiveIntervals * LIS, unsigned MaxInstNum = std::numeric_limits<unsigned>::max() )

static

Definition at line 46 of file GCNIterativeScheduler.cpp.

References llvm::End, llvm::LiveIntervals::getInstructionIndex(), I, and llvm::printMBBReference().

Referenced by llvm::GCNIterativeScheduler::getRegionPressure(), llvm::GCNIterativeScheduler::printRegions(), llvm::GCNIterativeScheduler::printSchedResult(), llvm::GCNIterativeScheduler::OverrideLegacyStrategy::schedule(), and llvm::GCNIterativeScheduler::tryMaximizeOccupancy().