HexagonISelDAGToDAGHVX.cpp File Reference

#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>

Go to the source code of this file.

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)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "hexagon-isel"

Definition at line 30 of file HexagonISelDAGToDAGHVX.cpp.

Function Documentation

findStrip()

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

static

Definition at line 1015 of file HexagonISelDAGToDAGHVX.cpp.

References A, assert(), F, and I.

getHexagonLowering()

static const HexagonTargetLowering & getHexagonLowering ( SelectionDAG &  G )

static

Definition at line 911 of file HexagonISelDAGToDAGHVX.cpp.

References G.

getHexagonSubtarget()

static const HexagonSubtarget & getHexagonSubtarget ( SelectionDAG &  G )

static

Definition at line 914 of file HexagonISelDAGToDAGHVX.cpp.

References G.

getInputSegmentList()

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

static

Definition at line 1051 of file HexagonISelDAGToDAGHVX.cpp.

References llvm::alignTo(), assert(), B, llvm::isPowerOf2_32(), llvm::Log2_32(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::BitVector::set(), and llvm::BitVector::set_bits().

getOutputSegmentMap()

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

static

Definition at line 1071 of file HexagonISelDAGToDAGHVX.cpp.

References assert(), G, I, Idx, and llvm::SmallVectorBase< Size_T >::size().

isIdentity()

static bool isIdentity ( ArrayRef< int >  Mask )

static

Definition at line 1035 of file HexagonISelDAGToDAGHVX.cpp.

References I.

isLowHalfOnly()

static bool isLowHalfOnly ( ArrayRef< int >  Mask )

static

Definition at line 1044 of file HexagonISelDAGToDAGHVX.cpp.

References llvm::all_of(), and assert().

isUndef()

static bool isUndef ( ArrayRef< int >  Mask )

static

Definition at line 1028 of file HexagonISelDAGToDAGHVX.cpp.

References Idx.

Referenced by combineConcatVectorOfShuffleAndItsOperands(), combineX86ShuffleChain(), CompactSwizzlableVector(), EltsFromConsecutiveLoads(), llvm::finalizeBundle(), llvm::ConstantStruct::get(), getGeneralPermuteNode(), getKnownUndefForVectorBinop(), llvm::HexagonInstrInfo::getPredReg(), llvm::SIInstrInfo::insertBranch(), llvm::HexagonInstrInfo::insertBranch(), LowerShift(), lowerV4X128Shuffle(), resolveTargetShuffleInputsAndMask(), and llvm::TargetLowering::SimplifyDemandedVectorElts().

packSegmentMask()

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

static

Definition at line 1106 of file HexagonISelDAGToDAGHVX.cpp.

References assert(), I, llvm::Log2_32(), llvm::SmallVectorImpl< T >::resize(), llvm::ArrayRef< T >::size(), and llvm::SmallVectorBase< Size_T >::size().

splitMask()

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

static

Definition at line 997 of file HexagonISelDAGToDAGHVX.cpp.

References assert(), I, and llvm::ArrayRef< T >::size().