HexagonHardwareLoops.cpp File Reference

#include "Hexagon.h"
#include "HexagonInstrInfo.h"
#include "HexagonSubtarget.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/IR/DebugLoc.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/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
#include <cassert>
#include <cstdint>
#include <cstdlib>
#include <iterator>
#include <map>
#include <set>
#include <string>
#include <utility>
#include <vector>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "hwloops"

Functions
	STATISTIC (NumHWLoops, "Number of loops converted to hardware loops")
	INITIALIZE_PASS_BEGIN (HexagonHardwareLoops, "hwloops", "Hexagon Hardware Loops", false, false) INITIALIZE_PASS_END(HexagonHardwareLoops

Variables
static cl::opt< int >	HWLoopLimit ("hexagon-max-hwloop", cl::Hidden, cl::init(-1))
static cl::opt< std::string >	PHFn ("hexagon-hwloop-phfn", cl::Hidden, cl::init(""))
static cl::opt< bool >	HWCreatePreheader ("hexagon-hwloop-preheader", cl::Hidden, cl::init(true), cl::desc("Add a preheader to a hardware loop if one doesn't exist"))
static cl::opt< bool >	SpecPreheader ("hwloop-spec-preheader", cl::Hidden, cl::desc("Allow speculation of preheader " "instructions"))
	hwloops
Hexagon Hardware	Loops
Hexagon Hardware	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "hwloops"

Definition at line 66 of file HexagonHardwareLoops.cpp.

Function Documentation

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	HexagonHardwareLoops	,
		"hwloops"	,
		"Hexagon Hardware Loops"	,
		false	,
		false	)

References INITIALIZE_PASS_DEPENDENCY.

STATISTIC()

STATISTIC	(	NumHWLoops	,
		"Number of loops converted to hardware loops"	)

References MRI, TII, and TRI.

Variable Documentation

false

Hexagon Hardware false

Definition at line 367 of file HexagonHardwareLoops.cpp.

HWCreatePreheader

cl::opt< bool > HWCreatePreheader("hexagon-hwloop-preheader", cl::Hidden, cl::init(true), cl::desc("Add a preheader to a hardware loop if one doesn't exist")) ( "hexagon-hwloop-preheader" , cl::Hidden , cl::init(true) , cl::desc("Add a preheader to a hardware loop if one doesn't exist")  )

static

HWLoopLimit

cl::opt< int > HWLoopLimit("hexagon-max-hwloop", cl::Hidden, cl::init(-1)) ( "hexagon-max-hwloop" , cl::Hidden , cl::init(-1)  )

static

hwloops

hwloops

Definition at line 366 of file HexagonHardwareLoops.cpp.

Loops

Hexagon Hardware Loops

Definition at line 367 of file HexagonHardwareLoops.cpp.

Referenced by llvm::appendLoopsToWorklist< ArrayRef< Loop * > & >(), llvm::appendReversedLoopsToWorklist(), llvm::denormalizeForPostIncUse(), llvm::DependenceInfo::depends(), llvm::RegAllocEvictionAdvisorProvider::getAdvisor(), getAnyExtendConsideringPostIncUses(), getInnerMostLoop(), llvm::DependenceInfo::getSplitIteration(), INITIALIZE_PASS(), llvm::normalizeForPostIncUse(), llvm::RegisterCoalescerPass::run(), llvm::SIOptimizeVGPRLiveRangePass::run(), runImpl(), tryToUnrollAndJamLoop(), llvm::LoopInfoBase< BlockT, LoopT >::verify(), and llvm::LoopBase< BlockT, LoopT >::verifyLoopNest().

PHFn

cl::opt< std::string > PHFn("hexagon-hwloop-phfn", cl::Hidden, cl::init("")) ( "hexagon-hwloop-phfn" , cl::Hidden , cl::init("")  )

static

SpecPreheader

cl::opt< bool > SpecPreheader("hwloop-spec-preheader", cl::Hidden, cl::desc("Allow speculation of preheader " "instructions")) ( "hwloop-spec-preheader" , cl::Hidden , cl::desc("Allow speculation of preheader " "instructions")  )

static