HexagonBitSimplify.cpp File Reference

#include "BitTracker.h"
#include "Hexagon.h"
#include "HexagonBitTracker.h"
#include "HexagonInstrInfo.h"
#include "HexagonRegisterInfo.h"
#include "HexagonSubtarget.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/SmallVector.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/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/IR/DebugLoc.h"
#include "llvm/InitializePasses.h"
#include "llvm/MC/MCInstrDesc.h"
#include "llvm/Pass.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "hexbit"

Functions
	INITIALIZE_PASS_BEGIN (HexagonBitSimplify, "hexagon-bit-simplify", "Hexagon bit simplification", false, false) INITIALIZE_PASS_END(HexagonBitSimplify
	INITIALIZE_PASS (HexagonLoopRescheduling, "hexagon-loop-resched-pass", "Hexagon Loop Rescheduling", false, false) HexagonLoopRescheduling

Variables
static cl::opt< bool >	PreserveTiedOps ("hexbit-keep-tied", cl::Hidden, cl::init(true), cl::desc("Preserve subregisters in tied operands"))
static cl::opt< bool >	GenExtract ("hexbit-extract", cl::Hidden, cl::init(true), cl::desc("Generate extract instructions"))
static cl::opt< bool >	GenBitSplit ("hexbit-bitsplit", cl::Hidden, cl::init(true), cl::desc("Generate bitsplit instructions"))
static cl::opt< unsigned >	MaxExtract ("hexbit-max-extract", cl::Hidden, cl::init(std::numeric_limits< unsigned >::max()))
static unsigned	CountExtract = 0
static cl::opt< unsigned >	MaxBitSplit ("hexbit-max-bitsplit", cl::Hidden, cl::init(std::numeric_limits< unsigned >::max()))
static unsigned	CountBitSplit = 0
static cl::opt< unsigned >	RegisterSetLimit ("hexbit-registerset-limit", cl::Hidden, cl::init(1000))
hexagon bit	simplify
hexagon bit Hexagon bit	simplification
hexagon bit Hexagon bit	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "hexbit"

Definition at line 33 of file HexagonBitSimplify.cpp.

Function Documentation

INITIALIZE_PASS()

INITIALIZE_PASS	(	HexagonLoopRescheduling	,
		"hexagon-loop-resched-pass"	,
		"Hexagon Loop Rescheduling"	,
		false	,
		false	)

Definition at line 2945 of file HexagonBitSimplify.cpp.

References B(), llvm::MachineOperand::getMBB(), P, and PB().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	HexagonBitSimplify	,
		"hexagon-bit-simplify"	,
		"Hexagon bit simplification"	,
		false	,
		false	)

References INITIALIZE_PASS_DEPENDENCY.

Variable Documentation

CountBitSplit

unsigned CountBitSplit = 0

static

Definition at line 49 of file HexagonBitSimplify.cpp.

CountExtract

unsigned CountExtract = 0

static

Definition at line 46 of file HexagonBitSimplify.cpp.

false

hexagon bit Hexagon bit false

Definition at line 268 of file HexagonBitSimplify.cpp.

GenBitSplit

cl::opt< bool > GenBitSplit("hexbit-bitsplit", cl::Hidden, cl::init(true), cl::desc("Generate bitsplit instructions")) ( "hexbit-bitsplit" , cl::Hidden , cl::init(true) , cl::desc("Generate bitsplit instructions")  )

static

GenExtract

cl::opt< bool > GenExtract("hexbit-extract", cl::Hidden, cl::init(true), cl::desc("Generate extract instructions")) ( "hexbit-extract" , cl::Hidden , cl::init(true) , cl::desc("Generate extract instructions")  )

static

MaxBitSplit

cl::opt< unsigned > MaxBitSplit("hexbit-max-bitsplit", cl::Hidden, cl::init(std::numeric_limits< unsigned >::max())) ( "hexbit-max-bitsplit" , cl::Hidden , cl::init(std::numeric_limits< unsigned >::max())  )

static

MaxExtract

cl::opt< unsigned > MaxExtract("hexbit-max-extract", cl::Hidden, cl::init(std::numeric_limits< unsigned >::max())) ( "hexbit-max-extract" , cl::Hidden , cl::init(std::numeric_limits< unsigned >::max())  )

static

PreserveTiedOps

cl::opt< bool > PreserveTiedOps("hexbit-keep-tied", cl::Hidden, cl::init(true), cl::desc("Preserve subregisters in tied operands")) ( "hexbit-keep-tied" , cl::Hidden , cl::init(true) , cl::desc("Preserve subregisters in tied operands")  )

static

RegisterSetLimit

cl::opt< unsigned > RegisterSetLimit("hexbit-registerset-limit", cl::Hidden, cl::init(1000)) ( "hexbit-registerset-limit" , cl::Hidden , cl::init(1000)  )

static

simplification

hexagon bit Hexagon bit simplification

Definition at line 268 of file HexagonBitSimplify.cpp.

simplify

hexagon bit simplify

Definition at line 267 of file HexagonBitSimplify.cpp.

Referenced by llvm::coverage::CounterExpressionBuilder::add(), llvm::AbstractDependenceGraphBuilder< GraphType >::populate(), llvm::coverage::CounterExpressionBuilder::subtract(), llvm::InstCombinerImpl::visitFAdd(), and llvm::InstCombinerImpl::visitFSub().