#include "HexagonISelDAGToDAG.h"
#include "HexagonISelLowering.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/CodeGen/SelectionDAGISel.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicsHexagon.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/MathExtras.h"
#include <algorithm>
#include <cmath>
#include <deque>
#include <functional>
#include <map>
#include <optional>
#include <set>
#include <unordered_map>
#include <utility>
#include <vector>

Classes
struct	llvm::HvxSelector

struct	std::hash< SDValue >

Namespaces
namespace	shuffles

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

Macros
#define	DEBUG_TYPE "hexagon-isel"

Typedefs
using	shuffles::MaskT = SmallVector< int, 128 >

Functions
ArrayRef< int >	shuffles::lo (ArrayRef< int > Vuu)

ArrayRef< int >	shuffles::hi (ArrayRef< int > Vuu)

MaskT	shuffles::vshuffvdd (ArrayRef< int > Vu, ArrayRef< int > Vv, unsigned Rt)

MaskT	shuffles::vdealvdd (ArrayRef< int > Vu, ArrayRef< int > Vv, unsigned Rt)

MaskT	shuffles::vpack (ArrayRef< int > Vu, ArrayRef< int > Vv, unsigned Size, bool TakeOdd)

MaskT	shuffles::vshuff (ArrayRef< int > Vu, ArrayRef< int > Vv, unsigned Size, bool TakeOdd)

MaskT	shuffles::vdeal (ArrayRef< int > Vu, ArrayRef< int > Vv, unsigned Size, bool TakeOdd)

MaskT	shuffles::vdealb4w (ArrayRef< int > Vu, ArrayRef< int > Vv)

template<typename ShuffFunc , typename... OptArgs>
auto	shuffles::mask (ShuffFunc S, unsigned Length, OptArgs... args) -> MaskT

static const HexagonTargetLowering &	getHexagonLowering (SelectionDAG &G)

static const HexagonSubtarget &	getHexagonSubtarget (SelectionDAG &G)

static void	splitMask (ArrayRef< int > Mask, MutableArrayRef< int > MaskL, MutableArrayRef< int > MaskR)

static std::pair< int, unsigned >	findStrip (ArrayRef< int > A, int Inc, unsigned MaxLen)

static bool	isUndef (ArrayRef< int > Mask)

static bool	isIdentity (ArrayRef< int > Mask)

static bool	isLowHalfOnly (ArrayRef< int > Mask)

static SmallVector< unsigned, 4 >	getInputSegmentList (ShuffleMask SM, unsigned SegLen)

static SmallVector< unsigned, 4 >	getOutputSegmentMap (ShuffleMask SM, unsigned SegLen)

static void	packSegmentMask (ArrayRef< int > Mask, ArrayRef< unsigned > OutSegMap, unsigned SegLen, MutableArrayRef< int > PackedMask)