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/** \file     SampleAdaptiveOffsetX86.h

    \brief    SAO filter class

*/

#include "CommonDefX86.h"

#include "../SampleAdaptiveOffset.h"

#if defined(TARGET_SIMD_X86)  && ENABLE_SIMD_OPT_SAO

namespace vvdec

{

#  define SAO_NUM_OFFSETS 4                             /* number of SAO offset values */

#  define SAO_EO_NUM_CATEGORIES ( SAO_NUM_OFFSETS + 1 ) /* number of different eo categories */

#  if USE_AVX2 && !defined( _mm256_set_m128i )

#    define VVCLIB_OWN_mm256_set_m128i

#    define _mm256_set_m128i( v0, v1 ) _mm256_inserti128_si256( _mm256_castsi128_si256( v1 ), ( v0 ), 1 )

#  endif

static bool isProcessDisabled( int xPos, int yPos, int numVerVirBndry, int numHorVirBndry, int verVirBndryPos[], int horVirBndryPos[] )

{

  for( int i = 0; i < numVerVirBndry; i++ )

  {

    if( ( xPos == verVirBndryPos[i] ) || ( xPos == verVirBndryPos[i] - 1 ) )

    {

      return true;

    }

  }

  for( int i = 0; i < numHorVirBndry; i++ )

  {

    if( ( yPos == horVirBndryPos[i] ) || ( yPos == horVirBndryPos[i] - 1 ) )

    {

      return true;

    }

  }

  return false;

}

Unexecuted instantiation: SampleAdaptiveOffset_sse41.cpp:vvdec::isProcessDisabled(int, int, int, int, int*, int*)

Unexecuted instantiation: SampleAdaptiveOffset_avx2.cpp:vvdec::isProcessDisabled(int, int, int, int, int*, int*)

static bool isHorProcessDisabled( int yPos, int numHorVirBndry, int horVirBndryPos[] )

{

  for( int i = 0; i < numHorVirBndry; i++ )

  {

    if( ( yPos == horVirBndryPos[i] ) || ( yPos == horVirBndryPos[i] - 1 ) )

    {

      return true;

    }

  }

  return false;

}

Unexecuted instantiation: SampleAdaptiveOffset_sse41.cpp:vvdec::isHorProcessDisabled(int, int, int*)

Unexecuted instantiation: SampleAdaptiveOffset_avx2.cpp:vvdec::isHorProcessDisabled(int, int, int*)

static bool isVerProcessDisabled( int xPos, int numVerVirBndry, int verVirBndryPos[] )

{

  for( int i = 0; i < numVerVirBndry; i++ )

  {

    if( ( xPos == verVirBndryPos[i] ) || ( xPos == verVirBndryPos[i] - 1 ) )

    {

      return true;

    }

  }

  return false;

}

Unexecuted instantiation: SampleAdaptiveOffset_sse41.cpp:vvdec::isVerProcessDisabled(int, int, int*)

Unexecuted instantiation: SampleAdaptiveOffset_avx2.cpp:vvdec::isVerProcessDisabled(int, int, int*)

template<X86_VEXT vext>

static void offsetBlock_SIMD_SAO_TYPE_BO( const int  channelBitDepth,

                                          int*       offset,

                                          int        startIdx,

                                          const Pel* srcBlk,

                                          Pel*       resBlk,

                                          ptrdiff_t  srcStride,

                                          ptrdiff_t  resStride,

                                          int        width,

                                          int        height )

{

  const Pel* srcLine = srcBlk;

  Pel*       resLine = resBlk;

  const int shiftBits        = channelBitDepth - NUM_SAO_BO_CLASSES_LOG2;

  int8_t    p_eo_offsets[16] = { 0 };

  for( int i = 0; i < 4; i++ )

  {

    p_eo_offsets[i] = offset[( startIdx + i ) % MAX_NUM_SAO_CLASSES];

  }

  for( int y = 0; y < height; y++ )

  {

    for( int x = 0; x < width; )

    {

#  ifdef USE_AVX2

      // AVX2

      if( width - x >= 16 && vext >= AVX2 )

      {

        __m256i vbaseoffset = _mm256_set1_epi16( startIdx - MAX_NUM_SAO_CLASSES );

        __m256i vminus      = _mm256_set1_epi8( -1 );

        __m256i vzero       = _mm256_set1_epi8( 0 );

        __m256i vfour      = _mm256_set1_epi16( 4 );

        __m256i vibdimax   = _mm256_set1_epi16( ( 1 << channelBitDepth ) - 1 );

        __m256i voffsettbl = _mm256_broadcastsi128_si256( _mm_loadu_si128( (__m128i*)p_eo_offsets ) );

        __m256i vsrc  = _mm256_loadu_si256( (__m256i*)&srcLine[x] );

        __m256i bands = _mm256_srai_epi16( vsrc, shiftBits );

        bands         = _mm256_sub_epi16 ( bands, vbaseoffset );

        bands         = _mm256_and_si256 ( bands, _mm256_set1_epi16( MAX_NUM_SAO_CLASSES - 1 ) ); // modulo 32 = modulo NUM_SAO_BO_CLASSES_LOG2

        __m256i mask1 = _mm256_cmpgt_epi16( bands, vminus );

        __m256i mask2 = _mm256_cmpgt_epi16( vfour, bands );

        __m256i veoffsets = _mm256_shuffle_epi8( voffsettbl, bands );

        veoffsets         = _mm256_slli_epi16( veoffsets, 8 );

        veoffsets         = _mm256_srai_epi16( veoffsets, 8 );

        veoffsets = _mm256_and_si256( veoffsets, mask1 );

        veoffsets = _mm256_and_si256( veoffsets, mask2 );

        vsrc = _mm256_add_epi16( vsrc, veoffsets );

        vsrc = _mm256_min_epi16( _mm256_max_epi16( vsrc, vzero ), vibdimax );

        _mm256_storeu_si256( (__m256i*)&resLine[x], vsrc );

        x += 16;

      }

      else

#  endif

      {

        __m128i vbaseoffset = _mm_set1_epi16( startIdx - MAX_NUM_SAO_CLASSES );

        __m128i vminus      = _mm_set1_epi8( -1 );

        __m128i vzero       = _mm_set1_epi8( 0 );

        __m128i vfour      = _mm_set1_epi16( 4 );

        __m128i vibdimax   = _mm_set1_epi16( ( 1 << channelBitDepth ) - 1 );

        __m128i voffsettbl = _mm_loadu_si128( (__m128i*)p_eo_offsets );

        __m128i vsrc  = _mm_loadu_si128( (__m128i*)&srcLine[x] );

        __m128i bands = _mm_srai_epi16( vsrc, shiftBits );

        bands         = _mm_sub_epi16 ( bands, vbaseoffset );

        bands         = _mm_and_si128 ( bands, _mm_set1_epi16( MAX_NUM_SAO_CLASSES - 1 ) ); // modulo 32 = modulo NUM_SAO_BO_CLASSES_LOG2

        __m128i mask1 = _mm_cmpgt_epi16( bands, vminus );

        __m128i mask2 = _mm_cmplt_epi16( bands, vfour );

        __m128i veoffsets = _mm_shuffle_epi8( voffsettbl, bands );

        veoffsets         = _mm_slli_epi16( veoffsets, 8 );

        veoffsets         = _mm_srai_epi16( veoffsets, 8 );

        veoffsets = _mm_and_si128( veoffsets, mask1 );

        veoffsets = _mm_and_si128( veoffsets, mask2 );

        vsrc = _mm_add_epi16( vsrc, veoffsets );

        vsrc = _mm_min_epi16( _mm_max_epi16( vsrc, vzero ), vibdimax );

        _mm_store_si128( (__m128i*)&resLine[x], vsrc );

        x += 8;

      }

    }

    srcLine += srcStride;

    resLine += resStride;

  }

}

Unexecuted instantiation: SampleAdaptiveOffset_sse41.cpp:void vvdec::offsetBlock_SIMD_SAO_TYPE_BO<(vvdec::x86_simd::X86_VEXT)1>(int, int*, int, short const*, short*, long, long, int, int)

Unexecuted instantiation: SampleAdaptiveOffset_avx2.cpp:void vvdec::offsetBlock_SIMD_SAO_TYPE_BO<(vvdec::x86_simd::X86_VEXT)4>(int, int*, int, short const*, short*, long, long, int, int)

template<X86_VEXT vext>

static void offsetBlock_SIMD_SAO_TYPE_EO_0( const int            channelBitDepth,

                                            const ClpRng&        clpRng,

                                            int*                 offset,

                                            const Pel*           srcBlk,

                                            Pel*                 resBlk,

                                            ptrdiff_t            srcStride,

                                            ptrdiff_t            resStride,

                                            int                  width,

                                            int                  height,

                                            bool                 isLeftAvail,

                                            bool                 isRightAvail,

                                            bool                 isAboveAvail,

                                            bool                 isBelowAvail,

                                            bool                 isAboveLeftAvail,

                                            bool                 isAboveRightAvail,

                                            bool                 isBelowLeftAvail,

                                            bool                 isBelowRightAvail,

                                            std::vector<int8_t>* m_signLineBuf1,

                                            std::vector<int8_t>* m_signLineBuf2,

                                            bool                 isCtuCrossedByVirtualBoundaries,

                                            int                  horVirBndryPos[],

                                            int                  verVirBndryPos[],

                                            int                  numHorVirBndry,

                                            int                  numVerVirBndry,

                                            uint16_t             bndmask[MAX_CU_SIZE] )

{

  const Pel* srcLine = srcBlk;

  Pel*       resLine = resBlk;

  int    x, y, startX, endX, edgeType;

  int8_t signLeft, signRight;

  if( isLeftAvail && isRightAvail )

  {

    int8_t p_eo_offsets[16] = { 0 };

    for( int i = 0; i < SAO_EO_NUM_CATEGORIES; i++ )

    {

      p_eo_offsets[i] = offset[i];

    }

#if defined( USE_AVX2 )

    // AVX2

    if( ( width & 15 ) == 0 && vext >= AVX2 )

    {

      __m256i vsrca, vsrcal, vsrcar, virBmask;

      __m256i vbaseoffset = _mm256_set1_epi16( 2 );

      __m256i vplusone    = _mm256_set1_epi16( 1 );

      __m256i vzero       = _mm256_set1_epi8( 0 );

      __m256i vibdimax    = _mm256_set1_epi16( ( 1 << channelBitDepth ) - 1 );

      __m256i voffsettbl  = _mm256_broadcastsi128_si256( _mm_loadu_si128( (__m128i*)p_eo_offsets ) );

      if( isCtuCrossedByVirtualBoundaries )

      {

        for( y = 0; y < height; y++ )

        {

          for( x = 0; x < width; x += 16 )

          {

            vsrca    = _mm256_loadu_si256( (__m256i*)&srcLine[x] );

            vsrcal   = _mm256_loadu_si256( (__m256i*)&srcLine[x - 1] );

            vsrcar   = _mm256_loadu_si256( (__m256i*)&srcLine[x + 1] );

            virBmask = _mm256_loadu_si256( (__m256i*)&bndmask[x] );

            vsrcal            = _mm256_subs_epi16( vsrca, vsrcal );

            vsrcar            = _mm256_subs_epi16( vsrca, vsrcar );

            __m256i vsignl    = _mm256_sign_epi16( vplusone, vsrcal );

            __m256i vsignr    = _mm256_sign_epi16( vplusone, vsrcar );

            __m256i vsign     = _mm256_adds_epi16( _mm256_adds_epi16( vsignl, vsignr ), vbaseoffset );

            __m256i veoffsets = _mm256_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm256_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm256_srai_epi16( veoffsets, 8 );

            vsrcal = _mm256_add_epi16( vsrca, veoffsets );

            vsrcal = _mm256_min_epi16( _mm256_max_epi16( vsrcal, vzero ), vibdimax );

            vsrcar = _mm256_blendv_epi8( vsrcal, vsrca, virBmask );

            _mm256_storeu_si256( (__m256i*)&resLine[x], vsrcar );

          }

          srcLine += srcStride;

          resLine += resStride;

        }

      }

      else

      {

        for( y = 0; y < height; y++ )

        {

          for( x = 0; x < width; x += 16 )

          {

            vsrca             = _mm256_loadu_si256( (__m256i*)&srcLine[x] );

            vsrcal            = _mm256_loadu_si256( (__m256i*)&srcLine[x - 1] );

            vsrcar            = _mm256_loadu_si256( (__m256i*)&srcLine[x + 1] );

            vsrcal            = _mm256_subs_epi16( vsrca, vsrcal );

            vsrcar            = _mm256_subs_epi16( vsrca, vsrcar );

            __m256i vsignl    = _mm256_sign_epi16( vplusone, vsrcal );

            __m256i vsignr    = _mm256_sign_epi16( vplusone, vsrcar );

            __m256i vsign     = _mm256_adds_epi16( _mm256_adds_epi16( vsignl, vsignr ), vbaseoffset );

            __m256i veoffsets = _mm256_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm256_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm256_srai_epi16( veoffsets, 8 );

            vsrca = _mm256_add_epi16( vsrca, veoffsets );

            vsrca = _mm256_min_epi16( _mm256_max_epi16( vsrca, vzero ), vibdimax );

            _mm256_storeu_si256( (__m256i*)&resLine[x], vsrca );

          }

          srcLine += srcStride;

          resLine += resStride;

        }

      }

    }

    else

#  endif

    {

      __m128i vsrca, vsrcal, vsrcar, virBmask;

      __m128i vbaseoffset = _mm_set1_epi16( 2 );

      __m128i vplusone    = _mm_set1_epi16( 1 );

      __m128i vzero       = _mm_set1_epi8( 0 );

      __m128i vibdimax    = _mm_set1_epi16( ( 1 << channelBitDepth ) - 1 );

      __m128i voffsettbl  = _mm_loadu_si128( (__m128i*)p_eo_offsets );

      if( isCtuCrossedByVirtualBoundaries )

      {

        for( y = 0; y < height; y++ )

        {

          for( x = 0; x < width; x += 8 )

          {

            vsrca             = _mm_loadu_si128( (__m128i*)&srcLine[x] );

            vsrcal            = _mm_loadu_si128( (__m128i*)&srcLine[x - 1] );

            vsrcar            = _mm_loadu_si128( (__m128i*)&srcLine[x + 1] );

            virBmask          = _mm_loadu_si128( (__m128i*)&bndmask[x] );

            vsrcal            = _mm_subs_epi16( vsrca, vsrcal );

            vsrcar            = _mm_subs_epi16( vsrca, vsrcar );

            __m128i vsignl    = _mm_sign_epi16( vplusone, vsrcal );

            __m128i vsignr    = _mm_sign_epi16( vplusone, vsrcar );

            __m128i vsign     = _mm_adds_epi16( _mm_adds_epi16( vsignl, vsignr ), vbaseoffset );

            __m128i veoffsets = _mm_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm_srai_epi16( veoffsets, 8 );

            vsrcal = _mm_add_epi16( vsrca, veoffsets );

            vsrcal = _mm_min_epi16( _mm_max_epi16( vsrcal, vzero ), vibdimax );

            vsrcar = _mm_blendv_epi8( vsrcal, vsrca, virBmask );

            _mm_store_si128( (__m128i*)&resLine[x], vsrcar );

          }

          srcLine += srcStride;

          resLine += resStride;

        }

      }

      else

      {

        for( y = 0; y < height; y++ )

        {

          for( x = 0; x < width; x += 8 )

          {

            vsrca             = _mm_loadu_si128( (__m128i*)&srcLine[x] );

            vsrcal            = _mm_loadu_si128( (__m128i*)&srcLine[x - 1] );

            vsrcar            = _mm_loadu_si128( (__m128i*)&srcLine[x + 1] );

            vsrcal            = _mm_subs_epi16( vsrca, vsrcal );

            vsrcar            = _mm_subs_epi16( vsrca, vsrcar );

            __m128i vsignl    = _mm_sign_epi16( vplusone, vsrcal );

            __m128i vsignr    = _mm_sign_epi16( vplusone, vsrcar );

            __m128i vsign     = _mm_adds_epi16( _mm_adds_epi16( vsignl, vsignr ), vbaseoffset );

            __m128i veoffsets = _mm_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm_srai_epi16( veoffsets, 8 );

            vsrca = _mm_add_epi16( vsrca, veoffsets );

            vsrca = _mm_min_epi16( _mm_max_epi16( vsrca, vzero ), vibdimax );

            _mm_store_si128( (__m128i*)&resLine[x], vsrca );

          }

          srcLine += srcStride;

          resLine += resStride;

        }

      }

    }

  }

  else

  {

    offset += 2;

    startX = isLeftAvail ? 0 : 1;

    endX   = isRightAvail ? width : ( width - 1 );

    for( y = 0; y < height; y++ )

    {

      signLeft = (int8_t)sgn( srcLine[startX] - srcLine[startX - 1] );

      for( x = startX; x < endX; x++ )

      {

        signRight = (int8_t)sgn( srcLine[x] - srcLine[x + 1] );

        if( isCtuCrossedByVirtualBoundaries && isVerProcessDisabled( x, numVerVirBndry, verVirBndryPos ) )

        {

          signLeft = -signRight;

          continue;

        }

        edgeType = signRight + signLeft;

        signLeft = -signRight;

        resLine[x] = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

      }

      srcLine += srcStride;

      resLine += resStride;

    }

  }

}

Unexecuted instantiation: SampleAdaptiveOffset_sse41.cpp:void vvdec::offsetBlock_SIMD_SAO_TYPE_EO_0<(vvdec::x86_simd::X86_VEXT)1>(int, vvdec::ClpRngTemplate<short> const&, int*, short const*, short*, long, long, int, int, bool, bool, bool, bool, bool, bool, bool, bool, std::__1::vector<signed char, std::__1::allocator<signed char> >*, std::__1::vector<signed char, std::__1::allocator<signed char> >*, bool, int*, int*, int, int, unsigned short*)

Unexecuted instantiation: SampleAdaptiveOffset_avx2.cpp:void vvdec::offsetBlock_SIMD_SAO_TYPE_EO_0<(vvdec::x86_simd::X86_VEXT)4>(int, vvdec::ClpRngTemplate<short> const&, int*, short const*, short*, long, long, int, int, bool, bool, bool, bool, bool, bool, bool, bool, std::__1::vector<signed char, std::__1::allocator<signed char> >*, std::__1::vector<signed char, std::__1::allocator<signed char> >*, bool, int*, int*, int, int, unsigned short*)

template<X86_VEXT vext>

static void offsetBlock_SIMD_SAO_TYPE_EO_90( const int            channelBitDepth,

                                             const ClpRng&        clpRng,

                                             int*                 offset,

                                             const Pel*           srcBlk,

                                             Pel*                 resBlk,

                                             ptrdiff_t            srcStride,

                                             ptrdiff_t            resStride,

                                             int                  width,

                                             int                  height,

                                             bool                 isLeftAvail,

                                             bool                 isRightAvail,

                                             bool                 isAboveAvail,

                                             bool                 isBelowAvail,

                                             bool                 isAboveLeftAvail,

                                             bool                 isAboveRightAvail,

                                             bool                 isBelowLeftAvail,

                                             bool                 isBelowRightAvail,

                                             std::vector<int8_t>* m_signLineBuf1,

                                             std::vector<int8_t>* m_signLineBuf2,

                                             bool                 isCtuCrossedByVirtualBoundaries,

                                             int                  horVirBndryPos[],

                                             int                  verVirBndryPos[],

                                             int                  numHorVirBndry,

                                             int                  numVerVirBndry,

                                             uint16_t             bndmask[MAX_CU_SIZE] )

{

  const Pel* srcLine = srcBlk;

  Pel*       resLine = resBlk;

  int x, y, startY, endY;

  int8_t p_eo_offsets[16] = { 0 };

  for( int i = 0; i < SAO_EO_NUM_CATEGORIES; i++ )

  {

    p_eo_offsets[i] = offset[i];

  }

  const Pel* srcLineAbove = srcLine - srcStride;

  const Pel* srcLineBelow = srcLine + srcStride;

  startY                  = 0;

  if( !isAboveAvail )

  {

    startY       = 1;

    srcLineAbove = srcLine;

    srcLine += srcStride;

    resLine += resStride;

    srcLineBelow = srcLine + srcStride;

  }

  endY = height;

  if( !isBelowAvail )

  {

    endY = height - 1;

  }

#  if defined( USE_AVX2 )

  // AVX2

  if( ( width & 15 ) == 0 && vext >= AVX2 )

  {

    __m256i vsrca, vsrcat, vsrcab;

    __m256i    vbaseoffset  = _mm256_set1_epi16( 2 );

    __m256i    vplusone     = _mm256_set1_epi16( 1 );

    __m256i    vzero        = _mm256_set1_epi8( 0 );

    __m256i    vibdimax     = _mm256_set1_epi16( ( 1 << channelBitDepth ) - 1 );

    __m256i    voffsettbl   = _mm256_broadcastsi128_si256( _mm_loadu_si128( (__m128i*)p_eo_offsets ) );

    const Pel* srcLineBelow = srcLine + srcStride;

    if( isCtuCrossedByVirtualBoundaries )

    {

      for( y = startY; y < endY; y++ )

      {

        if( !isHorProcessDisabled( y, numHorVirBndry, horVirBndryPos ) )

        {

          for( x = 0; x < width; x += 16 )

          {

            vsrca             = _mm256_loadu_si256( (__m256i*)&srcLine[x] );

            vsrcat            = _mm256_loadu_si256( (__m256i*)&srcLineAbove[x] );

            vsrcab            = _mm256_loadu_si256( (__m256i*)&srcLineBelow[x] );

            vsrcat            = _mm256_subs_epi16( vsrca, vsrcat );

            vsrcab            = _mm256_subs_epi16( vsrca, vsrcab );

            __m256i vsignt    = _mm256_sign_epi16( vplusone, vsrcat );

            __m256i vsignb    = _mm256_sign_epi16( vplusone, vsrcab );

            __m256i vsign     = _mm256_adds_epi16( _mm256_adds_epi16( vsignt, vsignb ), vbaseoffset );

            __m256i veoffsets = _mm256_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm256_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm256_srai_epi16( veoffsets, 8 );

            vsrca = _mm256_add_epi16( vsrca, veoffsets );

            vsrca = _mm256_min_epi16( _mm256_max_epi16( vsrca, vzero ), vibdimax );

            _mm256_storeu_si256( (__m256i*)&resLine[x], vsrca );

          }

        }

        srcLine += srcStride;

        srcLineBelow += srcStride;

        srcLineAbove += srcStride;

        resLine += resStride;

      }

    }

    else

    {

      for( y = startY; y < endY; y++ )

      {

        for( x = 0; x < width; x += 16 )

        {

          vsrca             = _mm256_loadu_si256( (__m256i*)&srcLine[x] );

          vsrcat            = _mm256_loadu_si256( (__m256i*)&srcLineAbove[x] );

          vsrcab            = _mm256_loadu_si256( (__m256i*)&srcLineBelow[x] );

          vsrcat            = _mm256_subs_epi16( vsrca, vsrcat );

          vsrcab            = _mm256_subs_epi16( vsrca, vsrcab );

          __m256i vsignt    = _mm256_sign_epi16( vplusone, vsrcat );

          __m256i vsignb    = _mm256_sign_epi16( vplusone, vsrcab );

          __m256i vsign     = _mm256_adds_epi16( _mm256_adds_epi16( vsignt, vsignb ), vbaseoffset );

          __m256i veoffsets = _mm256_shuffle_epi8( voffsettbl, vsign );

          veoffsets         = _mm256_slli_epi16( veoffsets, 8 );

          veoffsets         = _mm256_srai_epi16( veoffsets, 8 );

          vsrca = _mm256_add_epi16( vsrca, veoffsets );

          vsrca = _mm256_min_epi16( _mm256_max_epi16( vsrca, vzero ), vibdimax );

          _mm256_storeu_si256( (__m256i*)&resLine[x], vsrca );

        }

        srcLine += srcStride;

        srcLineBelow += srcStride;

        srcLineAbove += srcStride;

        resLine += resStride;

      }

    }

  }

  else

#  endif

  {

    __m128i vsrca, vsrcat, vsrcab;

    __m128i vbaseoffset = _mm_set1_epi16( 2 );

    __m128i vplusone    = _mm_set1_epi16( 1 );

    __m128i vzero       = _mm_set1_epi8( 0 );

    __m128i vibdimax    = _mm_set1_epi16( ( 1 << channelBitDepth ) - 1 );

    __m128i voffsettbl  = _mm_loadu_si128( (__m128i*)p_eo_offsets );

    if( isCtuCrossedByVirtualBoundaries )

    {

      for( y = startY; y < endY; y++ )

      {

        if( !isHorProcessDisabled( y, numHorVirBndry, horVirBndryPos ) )

        {

          for( x = 0; x < width; x += 8 )

          {

            vsrca             = _mm_loadu_si128( (__m128i*)&srcLine[x] );

            vsrcat            = _mm_loadu_si128( (__m128i*)&srcLineAbove[x] );

            vsrcab            = _mm_loadu_si128( (__m128i*)&srcLineBelow[x] );

            vsrcat            = _mm_subs_epi16( vsrca, vsrcat );

            vsrcab            = _mm_subs_epi16( vsrca, vsrcab );

            __m128i vsignt    = _mm_sign_epi16( vplusone, vsrcat );

            __m128i vsignb    = _mm_sign_epi16( vplusone, vsrcab );

            __m128i vsign     = _mm_adds_epi16( _mm_adds_epi16( vsignt, vsignb ), vbaseoffset );

            __m128i veoffsets = _mm_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm_srai_epi16( veoffsets, 8 );

            vsrca = _mm_add_epi16( vsrca, veoffsets );

            vsrca = _mm_min_epi16( _mm_max_epi16( vsrca, vzero ), vibdimax );

            _mm_store_si128( (__m128i*)&resLine[x], vsrca );

          }

        }

        srcLine += srcStride;

        srcLineBelow += srcStride;

        srcLineAbove += srcStride;

        resLine += resStride;

      }

    }

    else

    {

      for( y = startY; y < endY; y++ )

      {

        for( x = 0; x < width; x += 8 )

        {

          vsrca             = _mm_loadu_si128( (__m128i*)&srcLine[x] );

          vsrcat            = _mm_loadu_si128( (__m128i*)&srcLineAbove[x] );

          vsrcab            = _mm_loadu_si128( (__m128i*)&srcLineBelow[x] );

          vsrcat            = _mm_subs_epi16( vsrca, vsrcat );

          vsrcab            = _mm_subs_epi16( vsrca, vsrcab );

          __m128i vsignt    = _mm_sign_epi16( vplusone, vsrcat );

          __m128i vsignb    = _mm_sign_epi16( vplusone, vsrcab );

          __m128i vsign     = _mm_adds_epi16( _mm_adds_epi16( vsignt, vsignb ), vbaseoffset );

          __m128i veoffsets = _mm_shuffle_epi8( voffsettbl, vsign );

          veoffsets         = _mm_slli_epi16( veoffsets, 8 );

          veoffsets         = _mm_srai_epi16( veoffsets, 8 );

          vsrca = _mm_add_epi16( vsrca, veoffsets );

          vsrca = _mm_min_epi16( _mm_max_epi16( vsrca, vzero ), vibdimax );

          _mm_store_si128( (__m128i*)&resLine[x], vsrca );

        }

        srcLine += srcStride;

        srcLineBelow += srcStride;

        srcLineAbove += srcStride;

        resLine += resStride;

      }

    }

  }

}

Unexecuted instantiation: SampleAdaptiveOffset_sse41.cpp:void vvdec::offsetBlock_SIMD_SAO_TYPE_EO_90<(vvdec::x86_simd::X86_VEXT)1>(int, vvdec::ClpRngTemplate<short> const&, int*, short const*, short*, long, long, int, int, bool, bool, bool, bool, bool, bool, bool, bool, std::__1::vector<signed char, std::__1::allocator<signed char> >*, std::__1::vector<signed char, std::__1::allocator<signed char> >*, bool, int*, int*, int, int, unsigned short*)

Unexecuted instantiation: SampleAdaptiveOffset_avx2.cpp:void vvdec::offsetBlock_SIMD_SAO_TYPE_EO_90<(vvdec::x86_simd::X86_VEXT)4>(int, vvdec::ClpRngTemplate<short> const&, int*, short const*, short*, long, long, int, int, bool, bool, bool, bool, bool, bool, bool, bool, std::__1::vector<signed char, std::__1::allocator<signed char> >*, std::__1::vector<signed char, std::__1::allocator<signed char> >*, bool, int*, int*, int, int, unsigned short*)

template<X86_VEXT vext>

static void offsetBlock_SIMD_SAO_TYPE_EO_135( const int            channelBitDepth,

                                              const ClpRng&        clpRng,

                                              int*                 offset,

                                              const Pel*           srcBlk,

                                              Pel*                 resBlk,

                                              ptrdiff_t            srcStride,

                                              ptrdiff_t            resStride,

                                              int                  width,

                                              int                  height,

                                              bool                 isLeftAvail,

                                              bool                 isRightAvail,

                                              bool                 isAboveAvail,

                                              bool                 isBelowAvail,

                                              bool                 isAboveLeftAvail,

                                              bool                 isAboveRightAvail,

                                              bool                 isBelowLeftAvail,

                                              bool                 isBelowRightAvail,

                                              std::vector<int8_t>* m_signLineBuf1,

                                              std::vector<int8_t>* m_signLineBuf2,

                                              bool                 isCtuCrossedByVirtualBoundaries,

                                              int                  horVirBndryPos[],

                                              int                  verVirBndryPos[],

                                              int                  numHorVirBndry,

                                              int                  numVerVirBndry,

                                              uint16_t             bndmask[MAX_CU_SIZE] )

{

  const Pel* srcLine = srcBlk;

  Pel*       resLine = resBlk;

  int    x, y, startX, startY, endX, endY, edgeType;

  int    firstLineStartX, firstLineEndX, lastLineStartX, lastLineEndX;

  int8_t signDown;

  if( isLeftAvail && isRightAvail && isAboveLeftAvail && isBelowRightAvail )

  {

    int8_t p_eo_offsets[16] = { 0 };

    for( int i = 0; i < SAO_EO_NUM_CATEGORIES; i++ )

    {

      p_eo_offsets[i] = offset[i];

    }

    const Pel* srcLineAbove = srcLine - srcStride;

    const Pel* srcLineBelow = srcLine + srcStride;

    startY                  = 0;

    if( !isAboveAvail )

    {

      startY       = 1;

      srcLineAbove = srcLine;

      srcLine += srcStride;

      resLine += resStride;

      srcLineBelow = srcLine + srcStride;

    }

    endY = height;

    if( !isBelowAvail )

    {

      endY = height - 1;

    }

#  if defined( USE_AVX2 )

    // AVX2

    if( ( width & 15 ) == 0 && vext >= AVX2 )

    {

      __m256i vsrca, vsrcat, vsrcab, virBmask;

      __m256i    vbaseoffset  = _mm256_set1_epi16( 2 );

      __m256i    vplusone     = _mm256_set1_epi16( 1 );

      __m256i    vzero        = _mm256_set1_epi8( 0 );

      __m256i    vibdimax     = _mm256_set1_epi16( ( 1 << channelBitDepth ) - 1 );

      __m256i    voffsettbl   = _mm256_broadcastsi128_si256( _mm_loadu_si128( (__m128i*)p_eo_offsets ) );

      const Pel* srcLineBelow = srcLine + srcStride;

      for( y = startY; y < endY; y++ )

      {

        if( !isHorProcessDisabled( y, numHorVirBndry, horVirBndryPos ) )

        {

          for( x = 0; x < width; x += 16 )

          {

            vsrca             = _mm256_loadu_si256( (__m256i*)&srcLine[x] );

            vsrcat            = _mm256_loadu_si256( (__m256i*)&srcLineAbove[x - 1] );

            vsrcab            = _mm256_loadu_si256( (__m256i*)&srcLineBelow[x + 1] );

            virBmask          = _mm256_loadu_si256( (__m256i*)&bndmask[x] );

            vsrcat            = _mm256_subs_epi16( vsrca, vsrcat );

            vsrcab            = _mm256_subs_epi16( vsrca, vsrcab );

            __m256i vsignt    = _mm256_sign_epi16( vplusone, vsrcat );

            __m256i vsignb    = _mm256_sign_epi16( vplusone, vsrcab );

            __m256i vsign     = _mm256_adds_epi16( _mm256_adds_epi16( vsignt, vsignb ), vbaseoffset );

            __m256i veoffsets = _mm256_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm256_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm256_srai_epi16( veoffsets, 8 );

            vsrcat = _mm256_add_epi16( vsrca, veoffsets );

            vsrcat = _mm256_min_epi16( _mm256_max_epi16( vsrcat, vzero ), vibdimax );

            vsrcab = _mm256_blendv_epi8( vsrcat, vsrca, virBmask );

            _mm256_storeu_si256( (__m256i*)&resLine[x], vsrcab );

          }

        }

        srcLine += srcStride;

        srcLineBelow += srcStride;

        srcLineAbove += srcStride;

        resLine += resStride;

      }

    }

    else

#  endif

    {

      __m128i vsrca, vsrcat, vsrcab, virBmask;

      __m128i vbaseoffset = _mm_set1_epi16( 2 );

      __m128i vplusone    = _mm_set1_epi16( 1 );

      __m128i vzero       = _mm_set1_epi8( 0 );

      __m128i vibdimax    = _mm_set1_epi16( ( 1 << channelBitDepth ) - 1 );

      __m128i voffsettbl  = _mm_loadu_si128( (__m128i*)p_eo_offsets );

      for( y = startY; y < endY; y++ )

      {

        if( !isHorProcessDisabled( y, numHorVirBndry, horVirBndryPos ) )

        {

          for( x = 0; x < width; x += 8 )

          {

            vsrca             = _mm_loadu_si128( (__m128i*)&srcLine[x] );

            vsrcat            = _mm_loadu_si128( (__m128i*)&srcLineAbove[x - 1] );

            vsrcab            = _mm_loadu_si128( (__m128i*)&srcLineBelow[x + 1] );

            virBmask          = _mm_loadu_si128( (__m128i*)&bndmask[x] );

            vsrcat            = _mm_subs_epi16( vsrca, vsrcat );

            vsrcab            = _mm_subs_epi16( vsrca, vsrcab );

            __m128i vsignt    = _mm_sign_epi16( vplusone, vsrcat );

            __m128i vsignb    = _mm_sign_epi16( vplusone, vsrcab );

            __m128i vsign     = _mm_adds_epi16( _mm_adds_epi16( vsignt, vsignb ), vbaseoffset );

            __m128i veoffsets = _mm_shuffle_epi8( voffsettbl, vsign );

            veoffsets         = _mm_slli_epi16( veoffsets, 8 );

            veoffsets         = _mm_srai_epi16( veoffsets, 8 );

            vsrcat = _mm_add_epi16( vsrca, veoffsets );

            vsrcat = _mm_min_epi16( _mm_max_epi16( vsrcat, vzero ), vibdimax );

            vsrcab = _mm_blendv_epi8( vsrcat, vsrca, virBmask );

            _mm_store_si128( (__m128i*)&resLine[x], vsrcab );

          }

        }

        srcLine += srcStride;

        srcLineBelow += srcStride;

        srcLineAbove += srcStride;

        resLine += resStride;

      }

    }

  }

  else

  {

    offset += 2;

    int8_t *signUpLine, *signDownLine, *signTmpLine;

    signUpLine   = &m_signLineBuf1->front();

    signDownLine = &m_signLineBuf2->front();

    startX = isLeftAvail ? 0 : 1;

    endX   = isRightAvail ? width : ( width - 1 );

    // prepare 2nd line's upper sign

    const Pel* srcLineBelow = srcLine + srcStride;

    for( x = startX; x < endX + 1; x++ )

    {

      signUpLine[x] = (int8_t)sgn( srcLineBelow[x] - srcLine[x - 1] );

    }

    if( isCtuCrossedByVirtualBoundaries )

    {

      // 1st line

      const Pel* srcLineAbove = srcLine - srcStride;

      firstLineStartX         = isAboveLeftAvail ? 0 : 1;

      firstLineEndX           = isAboveAvail ? endX : 1;

      if( !isHorProcessDisabled( 0, numHorVirBndry, horVirBndryPos ) )

      {

        for( x = firstLineStartX; x < firstLineEndX; x++ )

        {

          if( isVerProcessDisabled( x, numVerVirBndry, verVirBndryPos ) )

          {

            continue;

          }

          edgeType = sgn( srcLine[x] - srcLineAbove[x - 1] ) - signUpLine[x + 1];

          resLine[x] = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

        }

      }

      srcLine += srcStride;

      resLine += resStride;

      // middle lines

      for( y = 1; y < height - 1; y++ )

      {

        if( isHorProcessDisabled( y, numHorVirBndry, horVirBndryPos ) )

        {

          srcLineBelow = srcLine + srcStride;

          for( x = startX; x < endX; x++ )

          {

            signDown            = (int8_t)sgn( srcLine[x] - srcLineBelow[x + 1] );

            signDownLine[x + 1] = -signDown;

          }

          signDownLine[startX] = (int8_t)sgn( srcLineBelow[startX] - srcLine[startX - 1] );

          signTmpLine          = signUpLine;

          signUpLine           = signDownLine;

          signDownLine         = signTmpLine;

          srcLine += srcStride;

          resLine += resStride;

        }

        else

        {

          srcLineBelow = srcLine + srcStride;

          for( x = startX; x < endX; x++ )

          {

            signDown = (int8_t)sgn( srcLine[x] - srcLineBelow[x + 1] );

            if( isVerProcessDisabled( x, numVerVirBndry, verVirBndryPos ) )

            {

              signDownLine[x + 1] = -signDown;

              continue;

            }

            edgeType   = signDown + signUpLine[x];

            resLine[x] = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

            signDownLine[x + 1] = -signDown;

          }

          signDownLine[startX] = (int8_t)sgn( srcLineBelow[startX] - srcLine[startX - 1] );

          signTmpLine          = signUpLine;

          signUpLine           = signDownLine;

          signDownLine         = signTmpLine;

          srcLine += srcStride;

          resLine += resStride;

        }

      }

      // last line

      srcLineBelow   = srcLine + srcStride;

      lastLineStartX = isBelowAvail ? startX : ( width - 1 );

      lastLineEndX   = isBelowRightAvail ? width : ( width - 1 );

      if( !isHorProcessDisabled( height - 1, numHorVirBndry, horVirBndryPos ) )

      {

        for( x = lastLineStartX; x < lastLineEndX; x++ )

        {

          if( isVerProcessDisabled( x, numVerVirBndry, verVirBndryPos ) )

          {

            continue;

          }

          edgeType   = sgn( srcLine[x] - srcLineBelow[x + 1] ) + signUpLine[x];

          resLine[x] = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

        }

      }

    }

    else

    {

      // 1st line

      const Pel* srcLineAbove = srcLine - srcStride;

      firstLineStartX         = isAboveLeftAvail ? 0 : 1;

      firstLineEndX           = isAboveAvail ? endX : 1;

      for( x = firstLineStartX; x < firstLineEndX; x++ )

      {

        edgeType   = sgn( srcLine[x] - srcLineAbove[x - 1] ) - signUpLine[x + 1];

        resLine[x] = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

      }

      srcLine += srcStride;

      resLine += resStride;

      // middle lines

      for( y = 1; y < height - 1; y++ )

      {

        srcLineBelow = srcLine + srcStride;

        for( x = startX; x < endX; x++ )

        {

          signDown            = (int8_t)sgn( srcLine[x] - srcLineBelow[x + 1] );

          edgeType            = signDown + signUpLine[x];

          resLine[x]          = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

          signDownLine[x + 1] = -signDown;

        }

        signDownLine[startX] = (int8_t)sgn( srcLineBelow[startX] - srcLine[startX - 1] );

        signTmpLine          = signUpLine;

        signUpLine           = signDownLine;

        signDownLine         = signTmpLine;

        srcLine += srcStride;

        resLine += resStride;

      }

      // last line

      srcLineBelow   = srcLine + srcStride;

      lastLineStartX = isBelowAvail ? startX : ( width - 1 );

      lastLineEndX   = isBelowRightAvail ? width : ( width - 1 );

      for( x = lastLineStartX; x < lastLineEndX; x++ )

      {

        edgeType   = sgn( srcLine[x] - srcLineBelow[x + 1] ) + signUpLine[x];

        resLine[x] = ClipPel<int>( srcLine[x] + offset[edgeType], clpRng );

      }

    }