HexagonBitSimplify.cpp File Reference

#include "BitTracker.h"
#include "HexagonBitTracker.h"
#include "HexagonInstrInfo.h"
#include "HexagonRegisterInfo.h"
#include "HexagonSubtarget.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/GraphTraits.h"
#include "llvm/ADT/STLExtras.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/MachineInstrBuilder.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/CommandLine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <cstdint>
#include <deque>
#include <iterator>
#include <limits>
#include <utility>
#include <vector>

Include dependency graph for HexagonBitSimplify.cpp:

Go to the source code of this file.

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

Macros
#define	DEBUG_TYPE   "hexbit"

Functions
void	llvm::initializeHexagonBitSimplifyPass (PassRegistry &Registry)
FunctionPass *	llvm::createHexagonBitSimplify ()
	INITIALIZE_PASS_BEGIN (HexagonBitSimplify, "hexagon-bit-simplify", "Hexagon bit simplification", false, false) INITIALIZE_PASS_END(HexagonBitSimplify
FunctionPass *	llvm::createHexagonLoopRescheduling ()
void	llvm::initializeHexagonLoopReschedulingPass (PassRegistry &)
	INITIALIZE_PASS (HexagonLoopRescheduling, "hexagon-loop-resched", "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 48 of file HexagonBitSimplify.cpp.

Function Documentation

INITIALIZE_PASS()

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

Definition at line 2975 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
	)

Variable Documentation

CountBitSplit

unsigned CountBitSplit = 0

static

Definition at line 64 of file HexagonBitSimplify.cpp.

CountExtract

unsigned CountExtract = 0

static

Definition at line 61 of file HexagonBitSimplify.cpp.

false

hexagon bit Hexagon bit false

Definition at line 290 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 290 of file HexagonBitSimplify.cpp.

simplify

hexagon bit simplify

Definition at line 289 of file HexagonBitSimplify.cpp.

Referenced by llvm::coverage::CounterExpressionBuilder::add(), llvm::coverage::CounterExpressionBuilder::subtract(), llvm::InstCombinerImpl::visitFAdd(), and llvm::InstCombinerImpl::visitFSub().