[edk2-devel] 回复: [PATCH 1/2] BaseTools LzmaCompress: Update LZMA to new 19.00 version

gaoliming gaoliming at byosoft.com.cn
Thu Dec 17 01:30:04 UTC 2020


Wei:
  Can you list the unit test for this patch? Which tool chain and arch have
been verified? 

  Because LZMA is well used, I request to verify it on VS, GCC, XCODE and
CLANG tool chain for the different ARCHs.

Thanks
Liming
> -----邮件原件-----
> 发件人: Wei Liu <weix.c.liu at intel.com>
> 发送时间: 2020年12月15日 10:07
> 收件人: devel at edk2.groups.io
> 抄送: Wei Liu <weix.c.liu at intel.com>; Liming Gao
> <gaoliming at byosoft.com.cn>; Laszlo Ersek <lersek at redhat.com>
> 主题: [PATCH 1/2] BaseTools LzmaCompress: Update LZMA to new 19.00
> version
> 
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3101
> New formal release in https://www.7-zip.org/sdk.html is 19.00.
> 
> Cc: Liming Gao <gaoliming at byosoft.com.cn>
> 
> Cc: Laszlo Ersek <lersek at redhat.com>
> Signed-off-by: Wei Liu <weix.c.liu at intel.com>
> ---
>  BaseTools/Source/C/LzmaCompress/LZMA-SDK-README.txt      |   4
> ++--
>  BaseTools/Source/C/LzmaCompress/LzmaCompress.c           |   8
> ++++----
>  BaseTools/Source/C/LzmaCompress/Sdk/C/7zTypes.h          |   5
> +++--
>  BaseTools/Source/C/LzmaCompress/Sdk/C/7zVersion.h        |   8
> ++++----
>  BaseTools/Source/C/LzmaCompress/Sdk/C/CpuArch.h          |   9
> +++++----
>  BaseTools/Source/C/LzmaCompress/Sdk/C/LzFind.c           | 164
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> +++++++++++++++++++++++++++++++++++++++++++++++++--------------------
> ---------------------------------
>  BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.c         | 117
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> +++++++++++++------------------------------------------
>  BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.h         |  14
> +++++++-------
>  BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaDec.c          |  32
> ++++++++++++++++----------------
>  BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaEnc.c          | 733
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
++++++++++++++++++++++++++--------------------------------------------------
----
>
----------------------------------------------------------------------------
-----------------
>
----------------------------------------------------------------------------
-----------------
> ---------------------------------
>  BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-history.txt |  22
> ++++++++++++++++++++++
>  BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-sdk.txt     |   2 +-
>  12 files changed, 710 insertions(+), 408 deletions(-)
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/LZMA-SDK-README.txt
> b/BaseTools/Source/C/LzmaCompress/LZMA-SDK-README.txt
> index 7cf967a774..b2338e2598 100644
> --- a/BaseTools/Source/C/LzmaCompress/LZMA-SDK-README.txt
> +++ b/BaseTools/Source/C/LzmaCompress/LZMA-SDK-README.txt
> @@ -1,3 +1,3 @@
> -LzmaCompress is based on the LZMA SDK 18.05.  LZMA SDK 18.05
> 
> -was placed in the public domain on 2018-04-30.  It was
> 
> +LzmaCompress is based on the LZMA SDK 19.00.  LZMA SDK 19.00
> 
> +was placed in the public domain on 2019-02-21.  It was
> 
>  released on the http://www.7-zip.org/sdk.html website.
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/LzmaCompress.c
> b/BaseTools/Source/C/LzmaCompress/LzmaCompress.c
> index bebdb9aa84..bf4706ee23 100644
> --- a/BaseTools/Source/C/LzmaCompress/LzmaCompress.c
> +++ b/BaseTools/Source/C/LzmaCompress/LzmaCompress.c
> @@ -1,9 +1,9 @@
>  /** @file
> 
>    LZMA Compress/Decompress tool (LzmaCompress)
> 
> 
> 
> -  Based on LZMA SDK 18.05:
> 
> +  Based on LZMA SDK 19.00:
> 
>      LzmaUtil.c -- Test application for LZMA compression
> 
> -    2018-04-30 : Igor Pavlov : Public domain
> 
> +    2019-02-21 : Igor Pavlov : Public domain
> 
> 
> 
>    Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
> 
>    SPDX-License-Identifier: BSD-2-Clause-Patent
> 
> @@ -39,7 +39,7 @@ const char *kCantAllocateMessage = "Can not allocate
> memory";
>  const char *kDataErrorMessage = "Data error";
> 
>  const char *kInvalidParamValMessage = "Invalid parameter value";
> 
> 
> 
> -static Bool mQuietMode = False;
> 
> +static BoolInt mQuietMode = False;
> 
>  static CONVERTER_TYPE mConType = NoConverter;
> 
> 
> 
>  UINT64 mDictionarySize = 28;
> 
> @@ -244,7 +244,7 @@ int main2(int numArgs, const char *args[], char *rs)
>    CFileOutStream outStream;
> 
>    int res;
> 
>    int encodeMode = 0;
> 
> -  Bool modeWasSet = False;
> 
> +  BoolInt modeWasSet = False;
> 
>    const char *inputFile = NULL;
> 
>    const char *outputFile = "file.tmp";
> 
>    int param;
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/7zTypes.h
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/7zTypes.h
> index 4977cdaa66..593f5aa259 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/7zTypes.h
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/7zTypes.h
> @@ -1,5 +1,5 @@
>  /* 7zTypes.h -- Basic types
> 
> -2017-07-17 : Igor Pavlov : Public domain */
> 
> +2018-08-04 : Igor Pavlov : Public domain */
> 
> 
> 
>  #ifndef __7Z_TYPES_H
> 
>  #define __7Z_TYPES_H
> 
> @@ -103,7 +103,8 @@ typedef UInt32 SizeT;
>  typedef size_t SizeT;
> 
>  #endif
> 
> 
> 
> -typedef int Bool;
> 
> +typedef int BoolInt;
> 
> +/* typedef BoolInt Bool; */
> 
>  #define True 1
> 
>  #define False 0
> 
> 
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/7zVersion.h
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/7zVersion.h
> index ed3aa94270..0074c64be9 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/7zVersion.h
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/7zVersion.h
> @@ -1,7 +1,7 @@
> -#define MY_VER_MAJOR 18
> 
> -#define MY_VER_MINOR 05
> 
> +#define MY_VER_MAJOR 19
> 
> +#define MY_VER_MINOR 00
> 
>  #define MY_VER_BUILD 0
> 
> -#define MY_VERSION_NUMBERS "18.05"
> 
> +#define MY_VERSION_NUMBERS "19.00"
> 
>  #define MY_VERSION MY_VERSION_NUMBERS
> 
> 
> 
>  #ifdef MY_CPU_NAME
> 
> @@ -10,7 +10,7 @@
>    #define MY_VERSION_CPU MY_VERSION
> 
>  #endif
> 
> 
> 
> -#define MY_DATE "2018-04-30"
> 
> +#define MY_DATE "2019-02-21"
> 
>  #undef MY_COPYRIGHT
> 
>  #undef MY_VERSION_COPYRIGHT_DATE
> 
>  #define MY_AUTHOR_NAME "Igor Pavlov"
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/CpuArch.h
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/CpuArch.h
> index 7fb27282c7..5f74c1c0cb 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/CpuArch.h
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/CpuArch.h
> @@ -1,5 +1,5 @@
>  /* CpuArch.h -- CPU specific code
> 
> -2017-09-04 : Igor Pavlov : Public domain */
> 
> +2018-02-18 : Igor Pavlov : Public domain */
> 
> 
> 
>  #ifndef __CPU_ARCH_H
> 
>  #define __CPU_ARCH_H
> 
> @@ -318,15 +318,16 @@ enum
> 
> 
>  void MyCPUID(UInt32 function, UInt32 *a, UInt32 *b, UInt32 *c, UInt32
*d);
> 
> 
> 
> -Bool x86cpuid_CheckAndRead(Cx86cpuid *p);
> 
> +BoolInt x86cpuid_CheckAndRead(Cx86cpuid *p);
> 
>  int x86cpuid_GetFirm(const Cx86cpuid *p);
> 
> 
> 
>  #define x86cpuid_GetFamily(ver) (((ver >> 16) & 0xFF0) | ((ver >> 8) &
0xF))
> 
>  #define x86cpuid_GetModel(ver)  (((ver >> 12) &  0xF0) | ((ver >> 4) &
> 0xF))
> 
>  #define x86cpuid_GetStepping(ver) (ver & 0xF)
> 
> 
> 
> -Bool CPU_Is_InOrder();
> 
> -Bool CPU_Is_Aes_Supported();
> 
> +BoolInt CPU_Is_InOrder();
> 
> +BoolInt CPU_Is_Aes_Supported();
> 
> +BoolInt CPU_IsSupported_PageGB();
> 
> 
> 
>  #endif
> 
> 
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFind.c
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFind.c
> index 6ea82a9b53..4eefc17dd2 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFind.c
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFind.c
> @@ -1,5 +1,5 @@
>  /* LzFind.c -- Match finder for LZ algorithms
> 
> -2017-06-10 : Igor Pavlov : Public domain */
> 
> +2018-07-08 : Igor Pavlov : Public domain */
> 
> 
> 
>  #include "Precomp.h"
> 
> 
> 
> @@ -138,7 +138,7 @@ static void
> MatchFinder_SetDefaultSettings(CMatchFinder *p)
> 
> 
>  void MatchFinder_Construct(CMatchFinder *p)
> 
>  {
> 
> -  UInt32 i;
> 
> +  unsigned i;
> 
>    p->bufferBase = NULL;
> 
>    p->directInput = 0;
> 
>    p->hash = NULL;
> 
> @@ -147,7 +147,7 @@ void MatchFinder_Construct(CMatchFinder *p)
> 
> 
>    for (i = 0; i < 256; i++)
> 
>    {
> 
> -    UInt32 r = i;
> 
> +    UInt32 r = (UInt32)i;
> 
>      unsigned j;
> 
>      for (j = 0; j < 8; j++)
> 
>        r = (r >> 1) ^ (kCrcPoly & ((UInt32)0 - (r & 1)));
> 
> @@ -368,6 +368,8 @@ static void MatchFinder_Normalize(CMatchFinder *p)
>    MatchFinder_ReduceOffsets(p, subValue);
> 
>  }
> 
> 
> 
> +
> 
> +MY_NO_INLINE
> 
>  static void MatchFinder_CheckLimits(CMatchFinder *p)
> 
>  {
> 
>    if (p->pos == kMaxValForNormalize)
> 
> @@ -379,10 +381,16 @@ static void
> MatchFinder_CheckLimits(CMatchFinder *p)
>    MatchFinder_SetLimits(p);
> 
>  }
> 
> 
> 
> -static UInt32 * Hc_GetMatchesSpec(UInt32 lenLimit, UInt32 curMatch,
> UInt32 pos, const Byte *cur, CLzRef *son,
> 
> +
> 
> +/*
> 
> +  (lenLimit > maxLen)
> 
> +*/
> 
> +MY_FORCE_INLINE
> 
> +static UInt32 * Hc_GetMatchesSpec(unsigned lenLimit, UInt32 curMatch,
> UInt32 pos, const Byte *cur, CLzRef *son,
> 
>      UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 cutValue,
> 
> -    UInt32 *distances, UInt32 maxLen)
> 
> +    UInt32 *distances, unsigned maxLen)
> 
>  {
> 
> +  /*
> 
>    son[_cyclicBufferPos] = curMatch;
> 
>    for (;;)
> 
>    {
> 
> @@ -400,7 +408,8 @@ static UInt32 * Hc_GetMatchesSpec(UInt32 lenLimit,
> UInt32 curMatch, UInt32 pos,
>              break;
> 
>          if (maxLen < len)
> 
>          {
> 
> -          *distances++ = maxLen = len;
> 
> +          maxLen = len;
> 
> +          *distances++ = len;
> 
>            *distances++ = delta - 1;
> 
>            if (len == lenLimit)
> 
>              return distances;
> 
> @@ -408,15 +417,58 @@ static UInt32 * Hc_GetMatchesSpec(UInt32
> lenLimit, UInt32 curMatch, UInt32 pos,
>        }
> 
>      }
> 
>    }
> 
> +  */
> 
> +
> 
> +  const Byte *lim = cur + lenLimit;
> 
> +  son[_cyclicBufferPos] = curMatch;
> 
> +  do
> 
> +  {
> 
> +    UInt32 delta = pos - curMatch;
> 
> +    if (delta >= _cyclicBufferSize)
> 
> +      break;
> 
> +    {
> 
> +      ptrdiff_t diff;
> 
> +      curMatch = son[_cyclicBufferPos - delta + ((delta >
_cyclicBufferPos) ?
> _cyclicBufferSize : 0)];
> 
> +      diff = (ptrdiff_t)0 - delta;
> 
> +      if (cur[maxLen] == cur[maxLen + diff])
> 
> +      {
> 
> +        const Byte *c = cur;
> 
> +        while (*c == c[diff])
> 
> +        {
> 
> +          if (++c == lim)
> 
> +          {
> 
> +            distances[0] = (UInt32)(lim - cur);
> 
> +            distances[1] = delta - 1;
> 
> +            return distances + 2;
> 
> +          }
> 
> +        }
> 
> +        {
> 
> +          unsigned len = (unsigned)(c - cur);
> 
> +          if (maxLen < len)
> 
> +          {
> 
> +            maxLen = len;
> 
> +            distances[0] = (UInt32)len;
> 
> +            distances[1] = delta - 1;
> 
> +            distances += 2;
> 
> +          }
> 
> +        }
> 
> +      }
> 
> +    }
> 
> +  }
> 
> +  while (--cutValue);
> 
> +
> 
> +  return distances;
> 
>  }
> 
> 
> 
> +
> 
> +MY_FORCE_INLINE
> 
>  UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos,
> const Byte *cur, CLzRef *son,
> 
>      UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 cutValue,
> 
>      UInt32 *distances, UInt32 maxLen)
> 
>  {
> 
> -  CLzRef *ptr0 = son + (_cyclicBufferPos << 1) + 1;
> 
> -  CLzRef *ptr1 = son + (_cyclicBufferPos << 1);
> 
> -  UInt32 len0 = 0, len1 = 0;
> 
> +  CLzRef *ptr0 = son + ((size_t)_cyclicBufferPos << 1) + 1;
> 
> +  CLzRef *ptr1 = son + ((size_t)_cyclicBufferPos << 1);
> 
> +  unsigned len0 = 0, len1 = 0;
> 
>    for (;;)
> 
>    {
> 
>      UInt32 delta = pos - curMatch;
> 
> @@ -426,9 +478,10 @@ UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32
> curMatch, UInt32 pos, const Byt
>        return distances;
> 
>      }
> 
>      {
> 
> -      CLzRef *pair = son + ((_cyclicBufferPos - delta + ((delta >
> _cyclicBufferPos) ? _cyclicBufferSize : 0)) << 1);
> 
> +      CLzRef *pair = son + ((size_t)(_cyclicBufferPos - delta + ((delta >
> _cyclicBufferPos) ? _cyclicBufferSize : 0)) << 1);
> 
>        const Byte *pb = cur - delta;
> 
> -      UInt32 len = (len0 < len1 ? len0 : len1);
> 
> +      unsigned len = (len0 < len1 ? len0 : len1);
> 
> +      UInt32 pair0 = pair[0];
> 
>        if (pb[len] == cur[len])
> 
>        {
> 
>          if (++len != lenLimit && pb[len] == cur[len])
> 
> @@ -437,11 +490,12 @@ UInt32 * GetMatchesSpec1(UInt32 lenLimit,
> UInt32 curMatch, UInt32 pos, const Byt
>                break;
> 
>          if (maxLen < len)
> 
>          {
> 
> -          *distances++ = maxLen = len;
> 
> +          maxLen = (UInt32)len;
> 
> +          *distances++ = (UInt32)len;
> 
>            *distances++ = delta - 1;
> 
>            if (len == lenLimit)
> 
>            {
> 
> -            *ptr1 = pair[0];
> 
> +            *ptr1 = pair0;
> 
>              *ptr0 = pair[1];
> 
>              return distances;
> 
>            }
> 
> @@ -468,9 +522,9 @@ UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32
> curMatch, UInt32 pos, const Byt
>  static void SkipMatchesSpec(UInt32 lenLimit, UInt32 curMatch, UInt32 pos,
> const Byte *cur, CLzRef *son,
> 
>      UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 cutValue)
> 
>  {
> 
> -  CLzRef *ptr0 = son + (_cyclicBufferPos << 1) + 1;
> 
> -  CLzRef *ptr1 = son + (_cyclicBufferPos << 1);
> 
> -  UInt32 len0 = 0, len1 = 0;
> 
> +  CLzRef *ptr0 = son + ((size_t)_cyclicBufferPos << 1) + 1;
> 
> +  CLzRef *ptr1 = son + ((size_t)_cyclicBufferPos << 1);
> 
> +  unsigned len0 = 0, len1 = 0;
> 
>    for (;;)
> 
>    {
> 
>      UInt32 delta = pos - curMatch;
> 
> @@ -480,9 +534,9 @@ static void SkipMatchesSpec(UInt32 lenLimit, UInt32
> curMatch, UInt32 pos, const
>        return;
> 
>      }
> 
>      {
> 
> -      CLzRef *pair = son + ((_cyclicBufferPos - delta + ((delta >
> _cyclicBufferPos) ? _cyclicBufferSize : 0)) << 1);
> 
> +      CLzRef *pair = son + ((size_t)(_cyclicBufferPos - delta + ((delta >
> _cyclicBufferPos) ? _cyclicBufferSize : 0)) << 1);
> 
>        const Byte *pb = cur - delta;
> 
> -      UInt32 len = (len0 < len1 ? len0 : len1);
> 
> +      unsigned len = (len0 < len1 ? len0 : len1);
> 
>        if (pb[len] == cur[len])
> 
>        {
> 
>          while (++len != lenLimit)
> 
> @@ -520,13 +574,13 @@ static void SkipMatchesSpec(UInt32 lenLimit,
> UInt32 curMatch, UInt32 pos, const
>    p->buffer++; \
> 
>    if (++p->pos == p->posLimit) MatchFinder_CheckLimits(p);
> 
> 
> 
> -#define MOVE_POS_RET MOVE_POS return offset;
> 
> +#define MOVE_POS_RET MOVE_POS return (UInt32)offset;
> 
> 
> 
>  static void MatchFinder_MovePos(CMatchFinder *p) { MOVE_POS; }
> 
> 
> 
>  #define GET_MATCHES_HEADER2(minLen, ret_op) \
> 
> -  UInt32 lenLimit; UInt32 hv; const Byte *cur; UInt32 curMatch; \
> 
> -  lenLimit = p->lenLimit; { if (lenLimit < minLen) {
MatchFinder_MovePos(p);
> ret_op; }} \
> 
> +  unsigned lenLimit; UInt32 hv; const Byte *cur; UInt32 curMatch; \
> 
> +  lenLimit = (unsigned)p->lenLimit; { if (lenLimit < minLen)
> { MatchFinder_MovePos(p); ret_op; }} \
> 
>    cur = p->buffer;
> 
> 
> 
>  #define GET_MATCHES_HEADER(minLen) GET_MATCHES_HEADER2(minLen,
> return 0)
> 
> @@ -535,22 +589,22 @@ static void MatchFinder_MovePos(CMatchFinder
> *p) { MOVE_POS; }
>  #define MF_PARAMS(p) p->pos, p->buffer, p->son, p->cyclicBufferPos,
> p->cyclicBufferSize, p->cutValue
> 
> 
> 
>  #define GET_MATCHES_FOOTER(offset, maxLen) \
> 
> -  offset = (UInt32)(GetMatchesSpec1(lenLimit, curMatch, MF_PARAMS(p), \
> 
> -  distances + offset, maxLen) - distances); MOVE_POS_RET;
> 
> +  offset = (unsigned)(GetMatchesSpec1((UInt32)lenLimit, curMatch,
> MF_PARAMS(p), \
> 
> +  distances + offset, (UInt32)maxLen) - distances); MOVE_POS_RET;
> 
> 
> 
>  #define SKIP_FOOTER \
> 
> -  SkipMatchesSpec(lenLimit, curMatch, MF_PARAMS(p)); MOVE_POS;
> 
> +  SkipMatchesSpec((UInt32)lenLimit, curMatch, MF_PARAMS(p));
> MOVE_POS;
> 
> 
> 
>  #define UPDATE_maxLen { \
> 
>      ptrdiff_t diff = (ptrdiff_t)0 - d2; \
> 
>      const Byte *c = cur + maxLen; \
> 
>      const Byte *lim = cur + lenLimit; \
> 
>      for (; c != lim; c++) if (*(c + diff) != *c) break; \
> 
> -    maxLen = (UInt32)(c - cur); }
> 
> +    maxLen = (unsigned)(c - cur); }
> 
> 
> 
>  static UInt32 Bt2_MatchFinder_GetMatches(CMatchFinder *p, UInt32
> *distances)
> 
>  {
> 
> -  UInt32 offset;
> 
> +  unsigned offset;
> 
>    GET_MATCHES_HEADER(2)
> 
>    HASH2_CALC;
> 
>    curMatch = p->hash[hv];
> 
> @@ -561,7 +615,7 @@ static UInt32
> Bt2_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>  UInt32 Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32
> *distances)
> 
>  {
> 
> -  UInt32 offset;
> 
> +  unsigned offset;
> 
>    GET_MATCHES_HEADER(3)
> 
>    HASH_ZIP_CALC;
> 
>    curMatch = p->hash[hv];
> 
> @@ -572,7 +626,8 @@ UInt32
> Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>  static UInt32 Bt3_MatchFinder_GetMatches(CMatchFinder *p, UInt32
> *distances)
> 
>  {
> 
> -  UInt32 h2, d2, maxLen, offset, pos;
> 
> +  UInt32 h2, d2, pos;
> 
> +  unsigned maxLen, offset;
> 
>    UInt32 *hash;
> 
>    GET_MATCHES_HEADER(3)
> 
> 
> 
> @@ -594,12 +649,12 @@ static UInt32
> Bt3_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    if (d2 < p->cyclicBufferSize && *(cur - d2) == *cur)
> 
>    {
> 
>      UPDATE_maxLen
> 
> -    distances[0] = maxLen;
> 
> +    distances[0] = (UInt32)maxLen;
> 
>      distances[1] = d2 - 1;
> 
>      offset = 2;
> 
>      if (maxLen == lenLimit)
> 
>      {
> 
> -      SkipMatchesSpec(lenLimit, curMatch, MF_PARAMS(p));
> 
> +      SkipMatchesSpec((UInt32)lenLimit, curMatch, MF_PARAMS(p));
> 
>        MOVE_POS_RET;
> 
>      }
> 
>    }
> 
> @@ -609,7 +664,8 @@ static UInt32
> Bt3_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>  static UInt32 Bt4_MatchFinder_GetMatches(CMatchFinder *p, UInt32
> *distances)
> 
>  {
> 
> -  UInt32 h2, h3, d2, d3, maxLen, offset, pos;
> 
> +  UInt32 h2, h3, d2, d3, pos;
> 
> +  unsigned maxLen, offset;
> 
>    UInt32 *hash;
> 
>    GET_MATCHES_HEADER(4)
> 
> 
> 
> @@ -618,12 +674,12 @@ static UInt32
> Bt4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    hash = p->hash;
> 
>    pos = p->pos;
> 
> 
> 
> -  d2 = pos - hash[                h2];
> 
> +  d2 = pos - hash                  [h2];
> 
>    d3 = pos - (hash + kFix3HashSize)[h3];
> 
> 
> 
>    curMatch = (hash + kFix4HashSize)[hv];
> 
> 
> 
> -  hash[                h2] = pos;
> 
> +  hash                  [h2] = pos;
> 
>    (hash + kFix3HashSize)[h3] = pos;
> 
>    (hash + kFix4HashSize)[hv] = pos;
> 
> 
> 
> @@ -632,7 +688,8 @@ static UInt32
> Bt4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>    if (d2 < p->cyclicBufferSize && *(cur - d2) == *cur)
> 
>    {
> 
> -    distances[0] = maxLen = 2;
> 
> +    maxLen = 2;
> 
> +    distances[0] = 2;
> 
>      distances[1] = d2 - 1;
> 
>      offset = 2;
> 
>    }
> 
> @@ -648,10 +705,10 @@ static UInt32
> Bt4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    if (offset != 0)
> 
>    {
> 
>      UPDATE_maxLen
> 
> -    distances[(size_t)offset - 2] = maxLen;
> 
> +    distances[(size_t)offset - 2] = (UInt32)maxLen;
> 
>      if (maxLen == lenLimit)
> 
>      {
> 
> -      SkipMatchesSpec(lenLimit, curMatch, MF_PARAMS(p));
> 
> +      SkipMatchesSpec((UInt32)lenLimit, curMatch, MF_PARAMS(p));
> 
>        MOVE_POS_RET;
> 
>      }
> 
>    }
> 
> @@ -674,13 +731,13 @@ static UInt32
> Bt5_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    hash = p->hash;
> 
>    pos = p->pos;
> 
> 
> 
> -  d2 = pos - hash[                h2];
> 
> +  d2 = pos - hash                  [h2];
> 
>    d3 = pos - (hash + kFix3HashSize)[h3];
> 
>    d4 = pos - (hash + kFix4HashSize)[h4];
> 
> 
> 
>    curMatch = (hash + kFix5HashSize)[hv];
> 
> 
> 
> -  hash[                h2] = pos;
> 
> +  hash                  [h2] = pos;
> 
>    (hash + kFix3HashSize)[h3] = pos;
> 
>    (hash + kFix4HashSize)[h4] = pos;
> 
>    (hash + kFix5HashSize)[hv] = pos;
> 
> @@ -741,7 +798,8 @@ static UInt32
> Bt5_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>  static UInt32 Hc4_MatchFinder_GetMatches(CMatchFinder *p, UInt32
> *distances)
> 
>  {
> 
> -  UInt32 h2, h3, d2, d3, maxLen, offset, pos;
> 
> +  UInt32 h2, h3, d2, d3, pos;
> 
> +  unsigned maxLen, offset;
> 
>    UInt32 *hash;
> 
>    GET_MATCHES_HEADER(4)
> 
> 
> 
> @@ -750,12 +808,11 @@ static UInt32
> Hc4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    hash = p->hash;
> 
>    pos = p->pos;
> 
> 
> 
> -  d2 = pos - hash[                h2];
> 
> +  d2 = pos - hash                  [h2];
> 
>    d3 = pos - (hash + kFix3HashSize)[h3];
> 
> -
> 
>    curMatch = (hash + kFix4HashSize)[hv];
> 
> 
> 
> -  hash[                h2] = pos;
> 
> +  hash                  [h2] = pos;
> 
>    (hash + kFix3HashSize)[h3] = pos;
> 
>    (hash + kFix4HashSize)[hv] = pos;
> 
> 
> 
> @@ -764,7 +821,8 @@ static UInt32
> Hc4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>    if (d2 < p->cyclicBufferSize && *(cur - d2) == *cur)
> 
>    {
> 
> -    distances[0] = maxLen = 2;
> 
> +    maxLen = 2;
> 
> +    distances[0] = 2;
> 
>      distances[1] = d2 - 1;
> 
>      offset = 2;
> 
>    }
> 
> @@ -780,7 +838,7 @@ static UInt32
> Hc4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    if (offset != 0)
> 
>    {
> 
>      UPDATE_maxLen
> 
> -    distances[(size_t)offset - 2] = maxLen;
> 
> +    distances[(size_t)offset - 2] = (UInt32)maxLen;
> 
>      if (maxLen == lenLimit)
> 
>      {
> 
>        p->son[p->cyclicBufferPos] = curMatch;
> 
> @@ -791,7 +849,7 @@ static UInt32
> Hc4_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    if (maxLen < 3)
> 
>      maxLen = 3;
> 
> 
> 
> -  offset = (UInt32)(Hc_GetMatchesSpec(lenLimit, curMatch, MF_PARAMS(p),
> 
> +  offset = (unsigned)(Hc_GetMatchesSpec(lenLimit, curMatch,
> MF_PARAMS(p),
> 
>        distances + offset, maxLen) - (distances));
> 
>    MOVE_POS_RET
> 
>  }
> 
> @@ -808,13 +866,13 @@ static UInt32
> Hc5_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
>    hash = p->hash;
> 
>    pos = p->pos;
> 
> 
> 
> -  d2 = pos - hash[                h2];
> 
> +  d2 = pos - hash                  [h2];
> 
>    d3 = pos - (hash + kFix3HashSize)[h3];
> 
>    d4 = pos - (hash + kFix4HashSize)[h4];
> 
> 
> 
>    curMatch = (hash + kFix5HashSize)[hv];
> 
> 
> 
> -  hash[                h2] = pos;
> 
> +  hash                  [h2] = pos;
> 
>    (hash + kFix3HashSize)[h3] = pos;
> 
>    (hash + kFix4HashSize)[h4] = pos;
> 
>    (hash + kFix5HashSize)[hv] = pos;
> 
> @@ -877,12 +935,12 @@ static UInt32
> Hc5_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances)
> 
> 
>  UInt32 Hc3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32
> *distances)
> 
>  {
> 
> -  UInt32 offset;
> 
> +  unsigned offset;
> 
>    GET_MATCHES_HEADER(3)
> 
>    HASH_ZIP_CALC;
> 
>    curMatch = p->hash[hv];
> 
>    p->hash[hv] = p->pos;
> 
> -  offset = (UInt32)(Hc_GetMatchesSpec(lenLimit, curMatch, MF_PARAMS(p),
> 
> +  offset = (unsigned)(Hc_GetMatchesSpec(lenLimit, curMatch,
> MF_PARAMS(p),
> 
>        distances, 2) - (distances));
> 
>    MOVE_POS_RET
> 
>  }
> 
> @@ -940,7 +998,7 @@ static void Bt4_MatchFinder_Skip(CMatchFinder *p,
> UInt32 num)
>      HASH4_CALC;
> 
>      hash = p->hash;
> 
>      curMatch = (hash + kFix4HashSize)[hv];
> 
> -    hash[                h2] =
> 
> +    hash                  [h2] =
> 
>      (hash + kFix3HashSize)[h3] =
> 
>      (hash + kFix4HashSize)[hv] = p->pos;
> 
>      SKIP_FOOTER
> 
> @@ -959,7 +1017,7 @@ static void Bt5_MatchFinder_Skip(CMatchFinder *p,
> UInt32 num)
>      HASH5_CALC;
> 
>      hash = p->hash;
> 
>      curMatch = (hash + kFix5HashSize)[hv];
> 
> -    hash[                h2] =
> 
> +    hash                  [h2] =
> 
>      (hash + kFix3HashSize)[h3] =
> 
>      (hash + kFix4HashSize)[h4] =
> 
>      (hash + kFix5HashSize)[hv] = p->pos;
> 
> @@ -979,7 +1037,7 @@ static void Hc4_MatchFinder_Skip(CMatchFinder *p,
> UInt32 num)
>      HASH4_CALC;
> 
>      hash = p->hash;
> 
>      curMatch = (hash + kFix4HashSize)[hv];
> 
> -    hash[                h2] =
> 
> +    hash                  [h2] =
> 
>      (hash + kFix3HashSize)[h3] =
> 
>      (hash + kFix4HashSize)[hv] = p->pos;
> 
>      p->son[p->cyclicBufferPos] = curMatch;
> 
> @@ -999,7 +1057,7 @@ static void Hc5_MatchFinder_Skip(CMatchFinder *p,
> UInt32 num)
>      HASH5_CALC;
> 
>      hash = p->hash;
> 
>      curMatch = hash + kFix5HashSize)[hv];
> 
> -    hash[                h2] =
> 
> +    hash                  [h2] =
> 
>      (hash + kFix3HashSize)[h3] =
> 
>      (hash + kFix4HashSize)[h4] =
> 
>      (hash + kFix5HashSize)[hv] = p->pos;
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.c
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.c
> index 2563824fcd..df32146f92 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.c
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.c
> @@ -1,5 +1,5 @@
>  /* LzFindMt.c -- multithreaded Match finder for LZ algorithms
> 
> -2017-06-10 : Igor Pavlov : Public domain */
> 
> +2018-12-29 : Igor Pavlov : Public domain */
> 
> 
> 
>  #include "Precomp.h"
> 
> 
> 
> @@ -232,38 +232,57 @@ static void
> MatchFinderMt_GetNextBlock_Hash(CMatchFinderMt *p)
> 
> 
>  #define kEmptyHashValue 0
> 
> 
> 
> -/* #define MFMT_GM_INLINE */
> 
> +#define MFMT_GM_INLINE
> 
> 
> 
>  #ifdef MFMT_GM_INLINE
> 
> 
> 
> -#define NO_INLINE MY_FAST_CALL
> 
> +/*
> 
> +  we use size_t for _cyclicBufferPos instead of UInt32
> 
> +  to eliminate "movsx" BUG in old MSVC x64 compiler.
> 
> +*/
> 
> 
> 
> -static Int32 NO_INLINE GetMatchesSpecN(UInt32 lenLimit, UInt32 pos,
> const Byte *cur, CLzRef *son,
> 
> -    UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue,
> 
> -    UInt32 *_distances, UInt32 _maxLen, const UInt32 *hash, Int32 limit,
> UInt32 size, UInt32 *posRes)
> 
> +MY_NO_INLINE
> 
> +static UInt32 *GetMatchesSpecN(UInt32 lenLimit, UInt32 pos, const Byte
> *cur, CLzRef *son,
> 
> +    size_t _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue,
> 
> +    UInt32 *distances, UInt32 _maxLen, const UInt32 *hash, const UInt32
> *limit, UInt32 size, UInt32 *posRes)
> 
>  {
> 
>    do
> 
>    {
> 
> -  UInt32 *distances = _distances + 1;
> 
> -  UInt32 curMatch = pos - *hash++;
> 
> +  UInt32 *_distances = ++distances;
> 
> +  UInt32 delta = *hash++;
> 
> 
> 
> -  CLzRef *ptr0 = son + (_cyclicBufferPos << 1) + 1;
> 
> -  CLzRef *ptr1 = son + (_cyclicBufferPos << 1);
> 
> -  UInt32 len0 = 0, len1 = 0;
> 
> +  CLzRef *ptr0 = son + ((size_t)_cyclicBufferPos << 1) + 1;
> 
> +  CLzRef *ptr1 = son + ((size_t)_cyclicBufferPos << 1);
> 
> +  unsigned len0 = 0, len1 = 0;
> 
>    UInt32 cutValue = _cutValue;
> 
> -  UInt32 maxLen = _maxLen;
> 
> -  for (;;)
> 
> +  unsigned maxLen = (unsigned)_maxLen;
> 
> +
> 
> +  /*
> 
> +  if (size > 1)
> 
>    {
> 
> -    UInt32 delta = pos - curMatch;
> 
> -    if (cutValue-- == 0 || delta >= _cyclicBufferSize)
> 
> +    UInt32 delta = *hash;
> 
> +    if (delta < _cyclicBufferSize)
> 
>      {
> 
> -      *ptr0 = *ptr1 = kEmptyHashValue;
> 
> -      break;
> 
> +      UInt32 cyc1 = _cyclicBufferPos + 1;
> 
> +      CLzRef *pair = son + ((size_t)(cyc1 - delta + ((delta > cyc1) ?
> _cyclicBufferSize : 0)) << 1);
> 
> +      Byte b = *(cur + 1 - delta);
> 
> +      _distances[0] = pair[0];
> 
> +      _distances[1] = b;
> 
>      }
> 
> +  }
> 
> +  */
> 
> +  if (cutValue == 0 || delta >= _cyclicBufferSize)
> 
> +  {
> 
> +    *ptr0 = *ptr1 = kEmptyHashValue;
> 
> +  }
> 
> +  else
> 
> +  for(;;)
> 
> +  {
> 
>      {
> 
> -      CLzRef *pair = son + ((_cyclicBufferPos - delta + ((delta >
> _cyclicBufferPos) ? _cyclicBufferSize : 0)) << 1);
> 
> +      CLzRef *pair = son + ((size_t)(_cyclicBufferPos - delta +
> ((_cyclicBufferPos < delta) ? _cyclicBufferSize : 0)) << 1);
> 
>        const Byte *pb = cur - delta;
> 
> -      UInt32 len = (len0 < len1 ? len0 : len1);
> 
> +      unsigned len = (len0 < len1 ? len0 : len1);
> 
> +      UInt32 pair0 = *pair;
> 
>        if (pb[len] == cur[len])
> 
>        {
> 
>          if (++len != lenLimit && pb[len] == cur[len])
> 
> @@ -272,54 +291,66 @@ static Int32 NO_INLINE GetMatchesSpecN(UInt32
> lenLimit, UInt32 pos, const Byte *
>                break;
> 
>          if (maxLen < len)
> 
>          {
> 
> -          *distances++ = maxLen = len;
> 
> +          maxLen = len;
> 
> +          *distances++ = (UInt32)len;
> 
>            *distances++ = delta - 1;
> 
>            if (len == lenLimit)
> 
>            {
> 
> -            *ptr1 = pair[0];
> 
> -            *ptr0 = pair[1];
> 
> +            UInt32 pair1 = pair[1];
> 
> +            *ptr1 = pair0;
> 
> +            *ptr0 = pair1;
> 
>              break;
> 
>            }
> 
>          }
> 
>        }
> 
> -      if (pb[len] < cur[len])
> 
> -      {
> 
> -        *ptr1 = curMatch;
> 
> -        ptr1 = pair + 1;
> 
> -        curMatch = *ptr1;
> 
> -        len1 = len;
> 
> -      }
> 
> -      else
> 
>        {
> 
> -        *ptr0 = curMatch;
> 
> -        ptr0 = pair;
> 
> -        curMatch = *ptr0;
> 
> -        len0 = len;
> 
> +        UInt32 curMatch = pos - delta;
> 
> +        // delta = pos - *pair;
> 
> +        // delta = pos - pair[((UInt32)pb[len] - (UInt32)cur[len]) >>
31];
> 
> +        if (pb[len] < cur[len])
> 
> +        {
> 
> +          delta = pos - pair[1];
> 
> +          *ptr1 = curMatch;
> 
> +          ptr1 = pair + 1;
> 
> +          len1 = len;
> 
> +        }
> 
> +        else
> 
> +        {
> 
> +          delta = pos - *pair;
> 
> +          *ptr0 = curMatch;
> 
> +          ptr0 = pair;
> 
> +          len0 = len;
> 
> +        }
> 
>        }
> 
>      }
> 
> +    if (--cutValue == 0 || delta >= _cyclicBufferSize)
> 
> +    {
> 
> +      *ptr0 = *ptr1 = kEmptyHashValue;
> 
> +      break;
> 
> +    }
> 
>    }
> 
>    pos++;
> 
>    _cyclicBufferPos++;
> 
>    cur++;
> 
>    {
> 
>      UInt32 num = (UInt32)(distances - _distances);
> 
> -    *_distances = num - 1;
> 
> -    _distances += num;
> 
> -    limit -= num;
> 
> +    _distances[-1] = num;
> 
>    }
> 
>    }
> 
> -  while (limit > 0 && --size != 0);
> 
> +  while (distances < limit && --size != 0);
> 
>    *posRes = pos;
> 
> -  return limit;
> 
> +  return distances;
> 
>  }
> 
> 
> 
>  #endif
> 
> 
> 
> +
> 
> +
> 
>  static void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
> 
>  {
> 
>    UInt32 numProcessed = 0;
> 
>    UInt32 curPos = 2;
> 
> -  UInt32 limit = kMtBtBlockSize - (p->matchMaxLen * 2);
> 
> +  UInt32 limit = kMtBtBlockSize - (p->matchMaxLen * 2); //  * 2
> 
> 
> 
>    distances[1] = p->hashNumAvail;
> 
> 
> 
> @@ -369,8 +400,10 @@ static void BtGetMatches(CMatchFinderMt *p,
> UInt32 *distances)
>        #else
> 
>        {
> 
>          UInt32 posRes;
> 
> -        curPos = limit - GetMatchesSpecN(lenLimit, pos, p->buffer,
p->son,
> cyclicBufferPos, p->cyclicBufferSize, p->cutValue,
> 
> -            distances + curPos, p->numHashBytes - 1, p->hashBuf +
> p->hashBufPos, (Int32)(limit - curPos), size, &posRes);
> 
> +        curPos = (UInt32)(GetMatchesSpecN(lenLimit, pos, p->buffer,
> p->son, cyclicBufferPos, p->cyclicBufferSize, p->cutValue,
> 
> +            distances + curPos, p->numHashBytes - 1, p->hashBuf +
> p->hashBufPos,
> 
> +            distances + limit,
> 
> +            size, &posRes) - distances);
> 
>          p->hashBufPos += posRes - pos;
> 
>          cyclicBufferPos += posRes - pos;
> 
>          p->buffer += posRes - pos;
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.h
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.h
> index 3d86c788f3..fdd17008c2 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.h
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzFindMt.h
> @@ -1,5 +1,5 @@
>  /* LzFindMt.h -- multithreaded Match finder for LZ algorithms
> 
> -2017-04-03 : Igor Pavlov : Public domain */
> 
> +2018-07-04 : Igor Pavlov : Public domain */
> 
> 
> 
>  #ifndef __LZ_FIND_MT_H
> 
>  #define __LZ_FIND_MT_H
> 
> @@ -19,10 +19,10 @@ EXTERN_C_BEGIN
> 
> 
>  typedef struct _CMtSync
> 
>  {
> 
> -  Bool wasCreated;
> 
> -  Bool needStart;
> 
> -  Bool exit;
> 
> -  Bool stopWriting;
> 
> +  BoolInt wasCreated;
> 
> +  BoolInt needStart;
> 
> +  BoolInt exit;
> 
> +  BoolInt stopWriting;
> 
> 
> 
>    CThread thread;
> 
>    CAutoResetEvent canStart;
> 
> @@ -30,8 +30,8 @@ typedef struct _CMtSync
>    CAutoResetEvent wasStopped;
> 
>    CSemaphore freeSemaphore;
> 
>    CSemaphore filledSemaphore;
> 
> -  Bool csWasInitialized;
> 
> -  Bool csWasEntered;
> 
> +  BoolInt csWasInitialized;
> 
> +  BoolInt csWasEntered;
> 
>    CCriticalSection cs;
> 
>    UInt32 numProcessedBlocks;
> 
>  } CMtSync;
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaDec.c
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaDec.c
> index 962b94bb63..4d1576419f 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaDec.c
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaDec.c
> @@ -1,13 +1,13 @@
>  /* LzmaDec.c -- LZMA Decoder
> 
> -2018-02-28 : Igor Pavlov : Public domain */
> 
> +2018-07-04 : Igor Pavlov : Public domain */
> 
> 
> 
>  #include "Precomp.h"
> 
> 
> 
> +#include <string.h>
> 
> +
> 
>  /* #include "CpuArch.h" */
> 
>  #include "LzmaDec.h"
> 
> 
> 
> -#include <string.h>
> 
> -
> 
>  #define kNumTopBits 24
> 
>  #define kTopValue ((UInt32)1 << kNumTopBits)
> 
> 
> 
> @@ -19,7 +19,7 @@
> 
> 
>  #define NORMALIZE if (range < kTopValue) { range <<= 8; code = (code <<
8)
> | (*buf++); }
> 
> 
> 
> -#define IF_BIT_0(p) ttt = *(p); NORMALIZE; bound = (range >>
> kNumBitModelTotalBits) * ttt; if (code < bound)
> 
> +#define IF_BIT_0(p) ttt = *(p); NORMALIZE; bound = (range >>
> kNumBitModelTotalBits) * (UInt32)ttt; if (code < bound)
> 
>  #define UPDATE_0(p) range = bound; *(p) = (CLzmaProb)(ttt +
> ((kBitModelTotal - ttt) >> kNumMoveBits));
> 
>  #define UPDATE_1(p) range -= bound; code -= bound; *(p) = (CLzmaProb)(ttt
> - (ttt >> kNumMoveBits));
> 
>  #define GET_BIT2(p, i, A0, A1) IF_BIT_0(p) \
> 
> @@ -66,7 +66,7 @@
> 
> 
>  #define NORMALIZE_CHECK if (range < kTopValue) { if (buf >= bufLimit)
> return DUMMY_ERROR; range <<= 8; code = (code << 8) | (*buf++); }
> 
> 
> 
> -#define IF_BIT_0_CHECK(p) ttt = *(p); NORMALIZE_CHECK; bound = (range >>
> kNumBitModelTotalBits) * ttt; if (code < bound)
> 
> +#define IF_BIT_0_CHECK(p) ttt = *(p); NORMALIZE_CHECK; bound = (range >>
> kNumBitModelTotalBits) * (UInt32)ttt; if (code < bound)
> 
>  #define UPDATE_0_CHECK range = bound;
> 
>  #define UPDATE_1_CHECK range -= bound; code -= bound;
> 
>  #define GET_BIT2_CHECK(p, i, A0, A1) IF_BIT_0_CHECK(p) \
> 
> @@ -539,7 +539,7 @@ int MY_FAST_CALL LZMA_DECODE_REAL(CLzmaDec
> *p, SizeT limit, const Byte *bufLimit
>          curLen = ((rem < len) ? (unsigned)rem : len);
> 
>          pos = dicPos - rep0 + (dicPos < rep0 ? dicBufSize : 0);
> 
> 
> 
> -        processedPos += curLen;
> 
> +        processedPos += (UInt32)curLen;
> 
> 
> 
>          len -= curLen;
> 
>          if (curLen <= dicBufSize - pos)
> 
> @@ -547,7 +547,7 @@ int MY_FAST_CALL LZMA_DECODE_REAL(CLzmaDec
> *p, SizeT limit, const Byte *bufLimit
>            Byte *dest = dic + dicPos;
> 
>            ptrdiff_t src = (ptrdiff_t)pos - (ptrdiff_t)dicPos;
> 
>            const Byte *lim = dest + curLen;
> 
> -          dicPos += curLen;
> 
> +          dicPos += (SizeT)curLen;
> 
>            do
> 
>              *(dest) = (Byte)*(dest + src);
> 
>            while (++dest != lim);
> 
> @@ -572,14 +572,14 @@ int MY_FAST_CALL
> LZMA_DECODE_REAL(CLzmaDec *p, SizeT limit, const Byte *bufLimit
>    p->buf = buf;
> 
>    p->range = range;
> 
>    p->code = code;
> 
> -  p->remainLen = len;
> 
> +  p->remainLen = (UInt32)len;
> 
>    p->dicPos = dicPos;
> 
>    p->processedPos = processedPos;
> 
>    p->reps[0] = rep0;
> 
>    p->reps[1] = rep1;
> 
>    p->reps[2] = rep2;
> 
>    p->reps[3] = rep3;
> 
> -  p->state = state;
> 
> +  p->state = (UInt32)state;
> 
> 
> 
>    return SZ_OK;
> 
>  }
> 
> @@ -601,8 +601,8 @@ static void MY_FAST_CALL
> LzmaDec_WriteRem(CLzmaDec *p, SizeT limit)
>      if (p->checkDicSize == 0 && p->prop.dicSize - p->processedPos <= len)
> 
>        p->checkDicSize = p->prop.dicSize;
> 
> 
> 
> -    p->processedPos += len;
> 
> -    p->remainLen -= len;
> 
> +    p->processedPos += (UInt32)len;
> 
> +    p->remainLen -= (UInt32)len;
> 
>      while (len != 0)
> 
>      {
> 
>        len--;
> 
> @@ -850,7 +850,7 @@ static ELzmaDummy LzmaDec_TryDummy(const
> CLzmaDec *p, const Byte *buf, SizeT inS
>  }
> 
> 
> 
> 
> 
> -void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState)
> 
> +void LzmaDec_InitDicAndState(CLzmaDec *p, BoolInt initDic, BoolInt
> initState)
> 
>  {
> 
>    p->remainLen = kMatchSpecLenStart + 1;
> 
>    p->tempBufSize = 0;
> 
> @@ -979,10 +979,10 @@ SRes LzmaDec_DecodeToDic(CLzmaDec *p, SizeT
> dicLimit, const Byte *src, SizeT *sr
>          p->tempBufSize = rem;
> 
>          if (rem < LZMA_REQUIRED_INPUT_MAX || checkEndMarkNow)
> 
>          {
> 
> -          int dummyRes = LzmaDec_TryDummy(p, p->tempBuf, rem);
> 
> +          int dummyRes = LzmaDec_TryDummy(p, p->tempBuf,
> (SizeT)rem);
> 
>            if (dummyRes == DUMMY_ERROR)
> 
>            {
> 
> -            (*srcLen) += lookAhead;
> 
> +            (*srcLen) += (SizeT)lookAhead;
> 
>              *status = LZMA_STATUS_NEEDS_MORE_INPUT;
> 
>              return SZ_OK;
> 
>            }
> 
> @@ -1005,9 +1005,9 @@ SRes LzmaDec_DecodeToDic(CLzmaDec *p, SizeT
> dicLimit, const Byte *src, SizeT *sr
>              return SZ_ERROR_FAIL; /* some internal error */
> 
>            lookAhead -= rem;
> 
>          }
> 
> -        (*srcLen) += lookAhead;
> 
> +        (*srcLen) += (SizeT)lookAhead;
> 
>          src += lookAhead;
> 
> -        inSize -= lookAhead;
> 
> +        inSize -= (SizeT)lookAhead;
> 
>          p->tempBufSize = 0;
> 
>        }
> 
>    }
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaEnc.c
> b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaEnc.c
> index e281716fee..14086fc4f9 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaEnc.c
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/C/LzmaEnc.c
> @@ -1,5 +1,5 @@
>  /* LzmaEnc.c -- LZMA Encoder
> 
> -2018-04-29 : Igor Pavlov : Public domain */
> 
> +2019-01-10: Igor Pavlov : Public domain */
> 
> 
> 
>  #include "Precomp.h"
> 
> 
> 
> @@ -38,6 +38,8 @@ static unsigned g_STAT_OFFSET = 0;
>  #define kNumBitPriceShiftBits 4
> 
>  #define kBitPrice (1 << kNumBitPriceShiftBits)
> 
> 
> 
> +#define REP_LEN_COUNT 64
> 
> +
> 
>  void LzmaEncProps_Init(CLzmaEncProps *p)
> 
>  {
> 
>    p->level = 5;
> 
> @@ -183,8 +185,11 @@ typedef struct
>  } COptimal;
> 
> 
> 
> 
> 
> -#define kNumOpts (1 << 12)
> 
> -#define kPackReserve (1 + kNumOpts * 2)
> 
> +// 18.06
> 
> +#define kNumOpts (1 << 11)
> 
> +#define kPackReserve (kNumOpts * 8)
> 
> +// #define kNumOpts (1 << 12)
> 
> +// #define kPackReserve (1 + kNumOpts * 2)
> 
> 
> 
>  #define kNumLenToPosStates 4
> 
>  #define kNumPosSlotBits 6
> 
> @@ -236,10 +241,18 @@ typedef struct
>  typedef struct
> 
>  {
> 
>    unsigned tableSize;
> 
> -  unsigned counters[LZMA_NUM_PB_STATES_MAX];
> 
>    UInt32 prices[LZMA_NUM_PB_STATES_MAX][kLenNumSymbolsTotal];
> 
> +  // UInt32 prices1[LZMA_NUM_PB_STATES_MAX][kLenNumLowSymbols *
> 2];
> 
> +  // UInt32 prices2[kLenNumSymbolsTotal];
> 
>  } CLenPriceEnc;
> 
> 
> 
> +#define GET_PRICE_LEN(p, posState, len) \
> 
> +    ((p)->prices[posState][(size_t)(len) - LZMA_MATCH_LEN_MIN])
> 
> +
> 
> +/*
> 
> +#define GET_PRICE_LEN(p, posState, len) \
> 
> +    ((p)->prices2[(size_t)(len) - 2] + ((p)->prices1[posState][((len) -
2) &
> (kLenNumLowSymbols * 2 - 1)] & (((len) - 2 - kLenNumLowSymbols * 2) >>
9)))
> 
> +*/
> 
> 
> 
>  typedef struct
> 
>  {
> 
> @@ -308,16 +321,18 @@ typedef struct
>    unsigned lc, lp, pb;
> 
>    unsigned lclp;
> 
> 
> 
> -  Bool fastMode;
> 
> -  Bool writeEndMark;
> 
> -  Bool finished;
> 
> -  Bool multiThread;
> 
> -  Bool needInit;
> 
> +  BoolInt fastMode;
> 
> +  BoolInt writeEndMark;
> 
> +  BoolInt finished;
> 
> +  BoolInt multiThread;
> 
> +  BoolInt needInit;
> 
> +  // BoolInt _maxMode;
> 
> 
> 
>    UInt64 nowPos64;
> 
> 
> 
>    unsigned matchPriceCount;
> 
> -  unsigned alignPriceCount;
> 
> +  // unsigned alignPriceCount;
> 
> +  int repLenEncCounter;
> 
> 
> 
>    unsigned distTableSize;
> 
> 
> 
> @@ -325,7 +340,7 @@ typedef struct
>    SRes result;
> 
> 
> 
>    #ifndef _7ZIP_ST
> 
> -  Bool mtMode;
> 
> +  BoolInt mtMode;
> 
>    // begin of CMatchFinderMt is used in LZ thread
> 
>    CMatchFinderMt matchFinderMt;
> 
>    // end of CMatchFinderMt is used in BT and HASH threads
> 
> @@ -458,6 +473,7 @@ SRes LzmaEnc_SetProps(CLzmaEncHandle pp, const
> CLzmaEncProps *props2)
>    p->lp = props.lp;
> 
>    p->pb = props.pb;
> 
>    p->fastMode = (props.algo == 0);
> 
> +  // p->_maxMode = True;
> 
>    p->matchFinderBase.btMode = (Byte)(props.btMode ? 1 : 0);
> 
>    {
> 
>      unsigned numHashBytes = 4;
> 
> @@ -618,9 +634,9 @@ static void RangeEnc_FlushData(CRangeEnc *p)
> 
> 
>  #ifdef _LZMA_ENC_USE_BRANCH
> 
> 
> 
> -#define RC_BIT(p, prob, symbol) { \
> 
> +#define RC_BIT(p, prob, bit) { \
> 
>    RC_BIT_PRE(p, prob) \
> 
> -  if (symbol == 0) { range = newBound; ttt += (kBitModelTotal - ttt) >>
> kNumMoveBits; } \
> 
> +  if (bit == 0) { range = newBound; ttt += (kBitModelTotal - ttt) >>
> kNumMoveBits; } \
> 
>    else { (p)->low += newBound; range -= newBound; ttt -= ttt >>
> kNumMoveBits; } \
> 
>    *(prob) = (CLzmaProb)ttt; \
> 
>    RC_NORM(p) \
> 
> @@ -628,15 +644,15 @@ static void RangeEnc_FlushData(CRangeEnc *p)
> 
> 
>  #else
> 
> 
> 
> -#define RC_BIT(p, prob, symbol) { \
> 
> +#define RC_BIT(p, prob, bit) { \
> 
>    UInt32 mask; \
> 
>    RC_BIT_PRE(p, prob) \
> 
> -  mask = 0 - (UInt32)symbol; \
> 
> +  mask = 0 - (UInt32)bit; \
> 
>    range &= mask; \
> 
>    mask &= newBound; \
> 
>    range -= mask; \
> 
>    (p)->low += mask; \
> 
> -  mask = (UInt32)symbol - 1; \
> 
> +  mask = (UInt32)bit - 1; \
> 
>    range += newBound & mask; \
> 
>    mask &= (kBitModelTotal - ((1 << kNumMoveBits) - 1)); \
> 
>    mask += ((1 << kNumMoveBits) - 1); \
> 
> @@ -673,42 +689,42 @@ static void RangeEnc_EncodeBit_0(CRangeEnc *p,
> CLzmaProb *prob)
>    p->range = range;
> 
>  }
> 
> 
> 
> -static void LitEnc_Encode(CRangeEnc *p, CLzmaProb *probs, UInt32 symbol)
> 
> +static void LitEnc_Encode(CRangeEnc *p, CLzmaProb *probs, UInt32 sym)
> 
>  {
> 
>    UInt32 range = p->range;
> 
> -  symbol |= 0x100;
> 
> +  sym |= 0x100;
> 
>    do
> 
>    {
> 
>      UInt32 ttt, newBound;
> 
> -    // RangeEnc_EncodeBit(p, probs + (symbol >> 8), (symbol >> 7) & 1);
> 
> -    CLzmaProb *prob = probs + (symbol >> 8);
> 
> -    UInt32 bit = (symbol >> 7) & 1;
> 
> -    symbol <<= 1;
> 
> +    // RangeEnc_EncodeBit(p, probs + (sym >> 8), (sym >> 7) & 1);
> 
> +    CLzmaProb *prob = probs + (sym >> 8);
> 
> +    UInt32 bit = (sym >> 7) & 1;
> 
> +    sym <<= 1;
> 
>      RC_BIT(p, prob, bit);
> 
>    }
> 
> -  while (symbol < 0x10000);
> 
> +  while (sym < 0x10000);
> 
>    p->range = range;
> 
>  }
> 
> 
> 
> -static void LitEnc_EncodeMatched(CRangeEnc *p, CLzmaProb *probs, UInt32
> symbol, UInt32 matchByte)
> 
> +static void LitEnc_EncodeMatched(CRangeEnc *p, CLzmaProb *probs,
> UInt32 sym, UInt32 matchByte)
> 
>  {
> 
>    UInt32 range = p->range;
> 
>    UInt32 offs = 0x100;
> 
> -  symbol |= 0x100;
> 
> +  sym |= 0x100;
> 
>    do
> 
>    {
> 
>      UInt32 ttt, newBound;
> 
>      CLzmaProb *prob;
> 
>      UInt32 bit;
> 
>      matchByte <<= 1;
> 
> -    // RangeEnc_EncodeBit(p, probs + (offs + (matchByte & offs) + (symbol
>>
> 8)), (symbol >> 7) & 1);
> 
> -    prob = probs + (offs + (matchByte & offs) + (symbol >> 8));
> 
> -    bit = (symbol >> 7) & 1;
> 
> -    symbol <<= 1;
> 
> -    offs &= ~(matchByte ^ symbol);
> 
> +    // RangeEnc_EncodeBit(p, probs + (offs + (matchByte & offs) + (sym >>
> 8)), (sym >> 7) & 1);
> 
> +    prob = probs + (offs + (matchByte & offs) + (sym >> 8));
> 
> +    bit = (sym >> 7) & 1;
> 
> +    sym <<= 1;
> 
> +    offs &= ~(matchByte ^ sym);
> 
>      RC_BIT(p, prob, bit);
> 
>    }
> 
> -  while (symbol < 0x10000);
> 
> +  while (sym < 0x10000);
> 
>    p->range = range;
> 
>  }
> 
> 
> 
> @@ -739,11 +755,11 @@ static void LzmaEnc_InitPriceTables(CProbPrice
> *ProbPrices)
>  }
> 
> 
> 
> 
> 
> -#define GET_PRICE(prob, symbol) \
> 
> -  p->ProbPrices[((prob) ^ (unsigned)(((-(int)(symbol))) & (kBitModelTotal
-
> 1))) >> kNumMoveReducingBits];
> 
> +#define GET_PRICE(prob, bit) \
> 
> +  p->ProbPrices[((prob) ^ (unsigned)(((-(int)(bit))) & (kBitModelTotal -
1))) >>
> kNumMoveReducingBits];
> 
> 
> 
> -#define GET_PRICEa(prob, symbol) \
> 
> -     ProbPrices[((prob) ^ (unsigned)((-((int)(symbol))) & (kBitModelTotal
-
> 1))) >> kNumMoveReducingBits];
> 
> +#define GET_PRICEa(prob, bit) \
> 
> +     ProbPrices[((prob) ^ (unsigned)((-((int)(bit))) & (kBitModelTotal -
1))) >>
> kNumMoveReducingBits];
> 
> 
> 
>  #define GET_PRICE_0(prob) p->ProbPrices[(prob) >>
> kNumMoveReducingBits]
> 
>  #define GET_PRICE_1(prob) p->ProbPrices[((prob) ^ (kBitModelTotal - 1))
>>
> kNumMoveReducingBits]
> 
> @@ -752,48 +768,48 @@ static void LzmaEnc_InitPriceTables(CProbPrice
> *ProbPrices)
>  #define GET_PRICEa_1(prob) ProbPrices[((prob) ^ (kBitModelTotal - 1)) >>
> kNumMoveReducingBits]
> 
> 
> 
> 
> 
> -static UInt32 LitEnc_GetPrice(const CLzmaProb *probs, UInt32 symbol,
const
> CProbPrice *ProbPrices)
> 
> +static UInt32 LitEnc_GetPrice(const CLzmaProb *probs, UInt32 sym, const
> CProbPrice *ProbPrices)
> 
>  {
> 
>    UInt32 price = 0;
> 
> -  symbol |= 0x100;
> 
> +  sym |= 0x100;
> 
>    do
> 
>    {
> 
> -    unsigned bit = symbol & 1;
> 
> -    symbol >>= 1;
> 
> -    price += GET_PRICEa(probs[symbol], bit);
> 
> +    unsigned bit = sym & 1;
> 
> +    sym >>= 1;
> 
> +    price += GET_PRICEa(probs[sym], bit);
> 
>    }
> 
> -  while (symbol >= 2);
> 
> +  while (sym >= 2);
> 
>    return price;
> 
>  }
> 
> 
> 
> 
> 
> -static UInt32 LitEnc_Matched_GetPrice(const CLzmaProb *probs, UInt32
> symbol, UInt32 matchByte, const CProbPrice *ProbPrices)
> 
> +static UInt32 LitEnc_Matched_GetPrice(const CLzmaProb *probs, UInt32
> sym, UInt32 matchByte, const CProbPrice *ProbPrices)
> 
>  {
> 
>    UInt32 price = 0;
> 
>    UInt32 offs = 0x100;
> 
> -  symbol |= 0x100;
> 
> +  sym |= 0x100;
> 
>    do
> 
>    {
> 
>      matchByte <<= 1;
> 
> -    price += GET_PRICEa(probs[offs + (matchByte & offs) + (symbol >> 8)],
> (symbol >> 7) & 1);
> 
> -    symbol <<= 1;
> 
> -    offs &= ~(matchByte ^ symbol);
> 
> +    price += GET_PRICEa(probs[offs + (matchByte & offs) + (sym >> 8)],
> (sym >> 7) & 1);
> 
> +    sym <<= 1;
> 
> +    offs &= ~(matchByte ^ sym);
> 
>    }
> 
> -  while (symbol < 0x10000);
> 
> +  while (sym < 0x10000);
> 
>    return price;
> 
>  }
> 
> 
> 
> 
> 
> -static void RcTree_ReverseEncode(CRangeEnc *rc, CLzmaProb *probs,
> unsigned numBits, UInt32 symbol)
> 
> +static void RcTree_ReverseEncode(CRangeEnc *rc, CLzmaProb *probs,
> unsigned numBits, unsigned sym)
> 
>  {
> 
>    UInt32 range = rc->range;
> 
>    unsigned m = 1;
> 
>    do
> 
>    {
> 
>      UInt32 ttt, newBound;
> 
> -    unsigned bit = symbol & 1;
> 
> +    unsigned bit = sym & 1;
> 
>      // RangeEnc_EncodeBit(rc, probs + m, bit);
> 
> -    symbol >>= 1;
> 
> +    sym >>= 1;
> 
>      RC_BIT(rc, probs + m, bit);
> 
>      m = (m << 1) | bit;
> 
>    }
> 
> @@ -812,37 +828,37 @@ static void LenEnc_Init(CLenEnc *p)
>      p->high[i] = kProbInitValue;
> 
>  }
> 
> 
> 
> -static void LenEnc_Encode(CLenEnc *p, CRangeEnc *rc, unsigned symbol,
> unsigned posState)
> 
> +static void LenEnc_Encode(CLenEnc *p, CRangeEnc *rc, unsigned sym,
> unsigned posState)
> 
>  {
> 
>    UInt32 range, ttt, newBound;
> 
>    CLzmaProb *probs = p->low;
> 
>    range = rc->range;
> 
>    RC_BIT_PRE(rc, probs);
> 
> -  if (symbol >= kLenNumLowSymbols)
> 
> +  if (sym >= kLenNumLowSymbols)
> 
>    {
> 
>      RC_BIT_1(rc, probs);
> 
>      probs += kLenNumLowSymbols;
> 
>      RC_BIT_PRE(rc, probs);
> 
> -    if (symbol >= kLenNumLowSymbols * 2)
> 
> +    if (sym >= kLenNumLowSymbols * 2)
> 
>      {
> 
>        RC_BIT_1(rc, probs);
> 
>        rc->range = range;
> 
> -      // RcTree_Encode(rc, p->high, kLenNumHighBits, symbol -
> kLenNumLowSymbols * 2);
> 
> -      LitEnc_Encode(rc, p->high, symbol - kLenNumLowSymbols * 2);
> 
> +      // RcTree_Encode(rc, p->high, kLenNumHighBits, sym -
> kLenNumLowSymbols * 2);
> 
> +      LitEnc_Encode(rc, p->high, sym - kLenNumLowSymbols * 2);
> 
>        return;
> 
>      }
> 
> -    symbol -= kLenNumLowSymbols;
> 
> +    sym -= kLenNumLowSymbols;
> 
>    }
> 
> 
> 
> -  // RcTree_Encode(rc, probs + (posState << kLenNumLowBits),
> kLenNumLowBits, symbol);
> 
> +  // RcTree_Encode(rc, probs + (posState << kLenNumLowBits),
> kLenNumLowBits, sym);
> 
>    {
> 
>      unsigned m;
> 
>      unsigned bit;
> 
>      RC_BIT_0(rc, probs);
> 
>      probs += (posState << (1 + kLenNumLowBits));
> 
> -    bit = (symbol >> 2)    ; RC_BIT(rc, probs + 1, bit); m = (1 << 1) +
bit;
> 
> -    bit = (symbol >> 1) & 1; RC_BIT(rc, probs + m, bit); m = (m << 1) +
bit;
> 
> -    bit =  symbol       & 1; RC_BIT(rc, probs + m, bit);
> 
> +    bit = (sym >> 2)    ; RC_BIT(rc, probs + 1, bit); m = (1 << 1) + bit;
> 
> +    bit = (sym >> 1) & 1; RC_BIT(rc, probs + m, bit); m = (m << 1) + bit;
> 
> +    bit =  sym       & 1; RC_BIT(rc, probs + m, bit);
> 
>      rc->range = range;
> 
>    }
> 
>  }
> 
> @@ -863,50 +879,93 @@ static void SetPrices_3(const CLzmaProb *probs,
> UInt32 startPrice, UInt32 *price
>  }
> 
> 
> 
> 
> 
> -MY_NO_INLINE static void MY_FAST_CALL LenPriceEnc_UpdateTable(
> 
> -    CLenPriceEnc *p, unsigned posState,
> 
> +MY_NO_INLINE static void MY_FAST_CALL LenPriceEnc_UpdateTables(
> 
> +    CLenPriceEnc *p,
> 
> +    unsigned numPosStates,
> 
>      const CLenEnc *enc,
> 
>      const CProbPrice *ProbPrices)
> 
>  {
> 
> -  // int y; for (y = 0; y < 100; y++) {
> 
> -  UInt32 a;
> 
> -  unsigned i, numSymbols;
> 
> +  UInt32 b;
> 
> +
> 
> +  {
> 
> +    unsigned prob = enc->low[0];
> 
> +    UInt32 a, c;
> 
> +    unsigned posState;
> 
> +    b = GET_PRICEa_1(prob);
> 
> +    a = GET_PRICEa_0(prob);
> 
> +    c = b + GET_PRICEa_0(enc->low[kLenNumLowSymbols]);
> 
> +    for (posState = 0; posState < numPosStates; posState++)
> 
> +    {
> 
> +      UInt32 *prices = p->prices[posState];
> 
> +      const CLzmaProb *probs = enc->low + (posState << (1 +
> kLenNumLowBits));
> 
> +      SetPrices_3(probs, a, prices, ProbPrices);
> 
> +      SetPrices_3(probs + kLenNumLowSymbols, c, prices +
> kLenNumLowSymbols, ProbPrices);
> 
> +    }
> 
> +  }
> 
> 
> 
> -  UInt32 *prices = p->prices[posState];
> 
> +  /*
> 
>    {
> 
> -    const CLzmaProb *probs = enc->low + (posState << (1 +
> kLenNumLowBits));
> 
> -    SetPrices_3(probs, GET_PRICEa_0(enc->low[0]), prices, ProbPrices);
> 
> +    unsigned i;
> 
> +    UInt32 b;
> 
> +    a = GET_PRICEa_0(enc->low[0]);
> 
> +    for (i = 0; i < kLenNumLowSymbols; i++)
> 
> +      p->prices2[i] = a;
> 
>      a = GET_PRICEa_1(enc->low[0]);
> 
> -    SetPrices_3(probs + kLenNumLowSymbols, a +
> GET_PRICEa_0(enc->low[kLenNumLowSymbols]), prices +
> kLenNumLowSymbols, ProbPrices);
> 
> +    b = a + GET_PRICEa_0(enc->low[kLenNumLowSymbols]);
> 
> +    for (i = kLenNumLowSymbols; i < kLenNumLowSymbols * 2; i++)
> 
> +      p->prices2[i] = b;
> 
>      a += GET_PRICEa_1(enc->low[kLenNumLowSymbols]);
> 
>    }
> 
> -  numSymbols = p->tableSize;
> 
> -  p->counters[posState] = numSymbols;
> 
> -  for (i = kLenNumLowSymbols * 2; i < numSymbols; i += 1)
> 
> +  */
> 
> +
> 
> +  // p->counter = numSymbols;
> 
> +  // p->counter = 64;
> 
> +
> 
>    {
> 
> -    prices[i] = a +
> 
> -       // RcTree_GetPrice(enc->high, kLenNumHighBits, i -
> kLenNumLowSymbols * 2, ProbPrices);
> 
> -       LitEnc_GetPrice(enc->high, i - kLenNumLowSymbols * 2,
> ProbPrices);
> 
> -    /*
> 
> -    unsigned sym = (i - kLenNumLowSymbols * 2) >> 1;
> 
> -    UInt32 price = a + RcTree_GetPrice(enc->high, kLenNumHighBits - 1,
> sym, ProbPrices);
> 
> -    UInt32 prob = enc->high[(1 << 7) + sym];
> 
> -    prices[i    ] = price + GET_PRICEa_0(prob);
> 
> -    prices[i + 1] = price + GET_PRICEa_1(prob);
> 
> -    */
> 
> -  }
> 
> -  // }
> 
> -}
> 
> +    unsigned i = p->tableSize;
> 
> +
> 
> +    if (i > kLenNumLowSymbols * 2)
> 
> +    {
> 
> +      const CLzmaProb *probs = enc->high;
> 
> +      UInt32 *prices = p->prices[0] + kLenNumLowSymbols * 2;
> 
> +      i -= kLenNumLowSymbols * 2 - 1;
> 
> +      i >>= 1;
> 
> +      b += GET_PRICEa_1(enc->low[kLenNumLowSymbols]);
> 
> +      do
> 
> +      {
> 
> +        /*
> 
> +        p->prices2[i] = a +
> 
> +        // RcTree_GetPrice(enc->high, kLenNumHighBits, i -
> kLenNumLowSymbols * 2, ProbPrices);
> 
> +        LitEnc_GetPrice(probs, i - kLenNumLowSymbols * 2, ProbPrices);
> 
> +        */
> 
> +        // UInt32 price = a + RcTree_GetPrice(probs, kLenNumHighBits - 1,
> sym, ProbPrices);
> 
> +        unsigned sym = --i + (1 << (kLenNumHighBits - 1));
> 
> +        UInt32 price = b;
> 
> +        do
> 
> +        {
> 
> +          unsigned bit = sym & 1;
> 
> +          sym >>= 1;
> 
> +          price += GET_PRICEa(probs[sym], bit);
> 
> +        }
> 
> +        while (sym >= 2);
> 
> 
> 
> -static void LenPriceEnc_UpdateTables(CLenPriceEnc *p, unsigned
> numPosStates,
> 
> -    const CLenEnc *enc,
> 
> -    const CProbPrice *ProbPrices)
> 
> -{
> 
> -  unsigned posState;
> 
> -  for (posState = 0; posState < numPosStates; posState++)
> 
> -    LenPriceEnc_UpdateTable(p, posState, enc, ProbPrices);
> 
> -}
> 
> +        {
> 
> +          unsigned prob = probs[(size_t)i + (1 << (kLenNumHighBits -
1))];
> 
> +          prices[(size_t)i * 2    ] = price + GET_PRICEa_0(prob);
> 
> +          prices[(size_t)i * 2 + 1] = price + GET_PRICEa_1(prob);
> 
> +        }
> 
> +      }
> 
> +      while (i);
> 
> 
> 
> +      {
> 
> +        unsigned posState;
> 
> +        size_t num = (p->tableSize - kLenNumLowSymbols * 2) *
> sizeof(p->prices[0][0]);
> 
> +        for (posState = 1; posState < numPosStates; posState++)
> 
> +          memcpy(p->prices[posState] + kLenNumLowSymbols * 2,
> p->prices[0] + kLenNumLowSymbols * 2, num);
> 
> +      }
> 
> +    }
> 
> +  }
> 
> +}
> 
> 
> 
>  /*
> 
>    #ifdef SHOW_STAT
> 
> @@ -917,7 +976,7 @@ static void LenPriceEnc_UpdateTables(CLenPriceEnc
> *p, unsigned numPosStates,
> 
> 
>  #define MOVE_POS(p, num) { \
> 
>      p->additionalOffset += (num); \
> 
> -    p->matchFinder.Skip(p->matchFinderObj, (num)); }
> 
> +    p->matchFinder.Skip(p->matchFinderObj, (UInt32)(num)); }
> 
> 
> 
> 
> 
>  static unsigned ReadMatchDistances(CLzmaEnc *p, unsigned *numPairsRes)
> 
> @@ -954,7 +1013,8 @@ static unsigned ReadMatchDistances(CLzmaEnc *p,
> unsigned *numPairsRes)
>          const Byte *p2 = p1 + len;
> 
>          ptrdiff_t dif = (ptrdiff_t)-1 - p->matches[(size_t)numPairs - 1];
> 
>          const Byte *lim = p1 + numAvail;
> 
> -        for (; p2 != lim && *p2 == p2[dif]; p2++);
> 
> +        for (; p2 != lim && *p2 == p2[dif]; p2++)
> 
> +        {}
> 
>          return (unsigned)(p2 - p1);
> 
>        }
> 
>      }
> 
> @@ -977,7 +1037,7 @@ static unsigned ReadMatchDistances(CLzmaEnc *p,
> unsigned *numPairsRes)
>    + GET_PRICE_1(p->isRep[state]) \
> 
>    + GET_PRICE_0(p->isRepG0[state])
> 
> 
> 
> -
> 
> +MY_FORCE_INLINE
> 
>  static UInt32 GetPrice_PureRep(const CLzmaEnc *p, unsigned repIndex,
> size_t state, size_t posState)
> 
>  {
> 
>    UInt32 price;
> 
> @@ -1011,14 +1071,14 @@ static unsigned Backward(CLzmaEnc *p,
> unsigned cur)
>    for (;;)
> 
>    {
> 
>      UInt32 dist = p->opt[cur].dist;
> 
> -    UInt32 len = p->opt[cur].len;
> 
> -    UInt32 extra = p->opt[cur].extra;
> 
> +    unsigned len = (unsigned)p->opt[cur].len;
> 
> +    unsigned extra = (unsigned)p->opt[cur].extra;
> 
>      cur -= len;
> 
> 
> 
>      if (extra)
> 
>      {
> 
>        wr--;
> 
> -      p->opt[wr].len = len;
> 
> +      p->opt[wr].len = (UInt32)len;
> 
>        cur -= extra;
> 
>        len = extra;
> 
>        if (extra == 1)
> 
> @@ -1045,7 +1105,7 @@ static unsigned Backward(CLzmaEnc *p, unsigned
> cur)
> 
> 
>      wr--;
> 
>      p->opt[wr].dist = dist;
> 
> -    p->opt[wr].len = len;
> 
> +    p->opt[wr].len = (UInt32)len;
> 
>    }
> 
>  }
> 
> 
> 
> @@ -1102,7 +1162,8 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
>          repLens[i] = 0;
> 
>          continue;
> 
>        }
> 
> -      for (len = 2; len < numAvail && data[len] == data2[len]; len++);
> 
> +      for (len = 2; len < numAvail && data[len] == data2[len]; len++)
> 
> +      {}
> 
>        repLens[i] = len;
> 
>        if (len > repLens[repMaxIndex])
> 
>          repMaxIndex = i;
> 
> @@ -1111,7 +1172,7 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
>      if (repLens[repMaxIndex] >= p->numFastBytes)
> 
>      {
> 
>        unsigned len;
> 
> -      p->backRes = repMaxIndex;
> 
> +      p->backRes = (UInt32)repMaxIndex;
> 
>        len = repLens[repMaxIndex];
> 
>        MOVE_POS(p, len - 1)
> 
>        return len;
> 
> @@ -1128,8 +1189,12 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
> 
> 
>      curByte = *data;
> 
>      matchByte = *(data - reps[0]);
> 
> +
> 
> +    last = repLens[repMaxIndex];
> 
> +    if (last <= mainLen)
> 
> +      last = mainLen;
> 
> 
> 
> -    if (mainLen < 2 && curByte != matchByte && repLens[repMaxIndex] <
> 2)
> 
> +    if (last < 2 && curByte != matchByte)
> 
>      {
> 
>        p->backRes = MARK_LIT;
> 
>        return 1;
> 
> @@ -1146,13 +1211,14 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>            LitEnc_Matched_GetPrice(probs, curByte, matchByte,
> p->ProbPrices) :
> 
>            LitEnc_GetPrice(probs, curByte, p->ProbPrices));
> 
>      }
> 
> -
> 
> +
> 
>      MakeAs_Lit(&p->opt[1]);
> 
> 
> 
>      matchPrice = GET_PRICE_1(p->isMatch[p->state][posState]);
> 
>      repMatchPrice = matchPrice + GET_PRICE_1(p->isRep[p->state]);
> 
> 
> 
> -    if (matchByte == curByte)
> 
> +    // 18.06
> 
> +    if (matchByte == curByte && repLens[0] == 0)
> 
>      {
> 
>        UInt32 shortRepPrice = repMatchPrice + GetPrice_ShortRep(p,
> p->state, posState);
> 
>        if (shortRepPrice < p->opt[1].price)
> 
> @@ -1160,16 +1226,13 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>          p->opt[1].price = shortRepPrice;
> 
>          MakeAs_ShortRep(&p->opt[1]);
> 
>        }
> 
> +      if (last < 2)
> 
> +      {
> 
> +        p->backRes = p->opt[1].dist;
> 
> +        return 1;
> 
> +      }
> 
>      }
> 
> -
> 
> -    last = (mainLen >= repLens[repMaxIndex] ? mainLen :
> repLens[repMaxIndex]);
> 
> -
> 
> -    if (last < 2)
> 
> -    {
> 
> -      p->backRes = p->opt[1].dist;
> 
> -      return 1;
> 
> -    }
> 
> -
> 
> +
> 
>      p->opt[1].len = 1;
> 
> 
> 
>      p->opt[0].reps[0] = reps[0];
> 
> @@ -1177,13 +1240,6 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>      p->opt[0].reps[2] = reps[2];
> 
>      p->opt[0].reps[3] = reps[3];
> 
> 
> 
> -    {
> 
> -      unsigned len = last;
> 
> -      do
> 
> -        p->opt[len--].price = kInfinityPrice;
> 
> -      while (len >= 2);
> 
> -    }
> 
> -
> 
>      // ---------- REP ----------
> 
> 
> 
>      for (i = 0; i < LZMA_NUM_REPS; i++)
> 
> @@ -1195,13 +1251,13 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>        price = repMatchPrice + GetPrice_PureRep(p, i, p->state, posState);
> 
>        do
> 
>        {
> 
> -        UInt32 price2 = price +
> p->repLenEnc.prices[posState][(size_t)repLen - 2];
> 
> +        UInt32 price2 = price + GET_PRICE_LEN(&p->repLenEnc, posState,
> repLen);
> 
>          COptimal *opt = &p->opt[repLen];
> 
>          if (price2 < opt->price)
> 
>          {
> 
>            opt->price = price2;
> 
> -          opt->len = repLen;
> 
> -          opt->dist = i;
> 
> +          opt->len = (UInt32)repLen;
> 
> +          opt->dist = (UInt32)i;
> 
>            opt->extra = 0;
> 
>          }
> 
>        }
> 
> @@ -1211,38 +1267,41 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
> 
> 
>      // ---------- MATCH ----------
> 
>      {
> 
> -      unsigned len  = ((repLens[0] >= 2) ? repLens[0] + 1 : 2);
> 
> +      unsigned len = repLens[0] + 1;
> 
>        if (len <= mainLen)
> 
>        {
> 
>          unsigned offs = 0;
> 
>          UInt32 normalMatchPrice = matchPrice +
> GET_PRICE_0(p->isRep[p->state]);
> 
> 
> 
> -        while (len > matches[offs])
> 
> -          offs += 2;
> 
> +        if (len < 2)
> 
> +          len = 2;
> 
> +        else
> 
> +          while (len > matches[offs])
> 
> +            offs += 2;
> 
> 
> 
>          for (; ; len++)
> 
>          {
> 
>            COptimal *opt;
> 
>            UInt32 dist = matches[(size_t)offs + 1];
> 
> -          UInt32 price2 = normalMatchPrice +
> p->lenEnc.prices[posState][(size_t)len - LZMA_MATCH_LEN_MIN];
> 
> +          UInt32 price = normalMatchPrice +
> GET_PRICE_LEN(&p->lenEnc, posState, len);
> 
>            unsigned lenToPosState = GetLenToPosState(len);
> 
> 
> 
>            if (dist < kNumFullDistances)
> 
> -            price2 += p->distancesPrices[lenToPosState][dist &
> (kNumFullDistances - 1)];
> 
> +            price += p->distancesPrices[lenToPosState][dist &
> (kNumFullDistances - 1)];
> 
>            else
> 
>            {
> 
>              unsigned slot;
> 
>              GetPosSlot2(dist, slot);
> 
> -            price2 += p->alignPrices[dist & kAlignMask];
> 
> -            price2 += p->posSlotPrices[lenToPosState][slot];
> 
> +            price += p->alignPrices[dist & kAlignMask];
> 
> +            price += p->posSlotPrices[lenToPosState][slot];
> 
>            }
> 
> 
> 
>            opt = &p->opt[len];
> 
> 
> 
> -          if (price2 < opt->price)
> 
> +          if (price < opt->price)
> 
>            {
> 
> -            opt->price = price2;
> 
> -            opt->len = len;
> 
> +            opt->price = price;
> 
> +            opt->len = (UInt32)len;
> 
>              opt->dist = dist + LZMA_NUM_REPS;
> 
>              opt->extra = 0;
> 
>            }
> 
> @@ -1277,16 +1336,43 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
> 
> 
>    for (;;)
> 
>    {
> 
> -    UInt32 numAvail, numAvailFull;
> 
> +    unsigned numAvail;
> 
> +    UInt32 numAvailFull;
> 
>      unsigned newLen, numPairs, prev, state, posState, startLen;
> 
> -    UInt32 curPrice, litPrice, matchPrice, repMatchPrice;
> 
> -    Bool nextIsLit;
> 
> +    UInt32 litPrice, matchPrice, repMatchPrice;
> 
> +    BoolInt nextIsLit;
> 
>      Byte curByte, matchByte;
> 
>      const Byte *data;
> 
>      COptimal *curOpt, *nextOpt;
> 
> 
> 
>      if (++cur == last)
> 
> -      return Backward(p, cur);
> 
> +      break;
> 
> +
> 
> +    // 18.06
> 
> +    if (cur >= kNumOpts - 64)
> 
> +    {
> 
> +      unsigned j, best;
> 
> +      UInt32 price = p->opt[cur].price;
> 
> +      best = cur;
> 
> +      for (j = cur + 1; j <= last; j++)
> 
> +      {
> 
> +        UInt32 price2 = p->opt[j].price;
> 
> +        if (price >= price2)
> 
> +        {
> 
> +          price = price2;
> 
> +          best = j;
> 
> +        }
> 
> +      }
> 
> +      {
> 
> +        unsigned delta = best - cur;
> 
> +        if (delta != 0)
> 
> +        {
> 
> +          MOVE_POS(p, delta);
> 
> +        }
> 
> +      }
> 
> +      cur = best;
> 
> +      break;
> 
> +    }
> 
> 
> 
>      newLen = ReadMatchDistances(p, &numPairs);
> 
> 
> 
> @@ -1294,15 +1380,24 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>      {
> 
>        p->numPairs = numPairs;
> 
>        p->longestMatchLen = newLen;
> 
> -      return Backward(p, cur);
> 
> +      break;
> 
>      }
> 
> 
> 
>      curOpt = &p->opt[cur];
> 
> +
> 
> +    position++;
> 
> +
> 
> +    // we need that check here, if skip_items in p->opt are possible
> 
> +    /*
> 
> +    if (curOpt->price >= kInfinityPrice)
> 
> +      continue;
> 
> +    */
> 
> +
> 
>      prev = cur - curOpt->len;
> 
> -
> 
> +
> 
>      if (curOpt->len == 1)
> 
>      {
> 
> -      state = p->opt[prev].state;
> 
> +      state = (unsigned)p->opt[prev].state;
> 
>        if (IsShortRep(curOpt))
> 
>          state = kShortRepNextStates[state];
> 
>        else
> 
> @@ -1316,14 +1411,14 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
> 
> 
>        if (curOpt->extra)
> 
>        {
> 
> -        prev -= curOpt->extra;
> 
> +        prev -= (unsigned)curOpt->extra;
> 
>          state = kState_RepAfterLit;
> 
>          if (curOpt->extra == 1)
> 
> -          state = (dist < LZMA_NUM_REPS) ? kState_RepAfterLit :
> kState_MatchAfterLit;
> 
> +          state = (dist < LZMA_NUM_REPS ? kState_RepAfterLit :
> kState_MatchAfterLit);
> 
>        }
> 
>        else
> 
>        {
> 
> -        state = p->opt[prev].state;
> 
> +        state = (unsigned)p->opt[prev].state;
> 
>          if (dist < LZMA_NUM_REPS)
> 
>            state = kRepNextStates[state];
> 
>          else
> 
> @@ -1379,7 +1474,6 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
>      curByte = *data;
> 
>      matchByte = *(data - reps[0]);
> 
> 
> 
> -    position++;
> 
>      posState = (position & p->pbMask);
> 
> 
> 
>      /*
> 
> @@ -1391,13 +1485,25 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>         <  MATCH  [ : LIT : REP_0 ]
> 
>      */
> 
> 
> 
> -    curPrice = curOpt->price;
> 
> -    litPrice = curPrice + GET_PRICE_0(p->isMatch[state][posState]);
> 
> +    {
> 
> +      UInt32 curPrice = curOpt->price;
> 
> +      unsigned prob = p->isMatch[state][posState];
> 
> +      matchPrice = curPrice + GET_PRICE_1(prob);
> 
> +      litPrice = curPrice + GET_PRICE_0(prob);
> 
> +    }
> 
> 
> 
>      nextOpt = &p->opt[(size_t)cur + 1];
> 
>      nextIsLit = False;
> 
> 
> 
> -    // if (litPrice >= nextOpt->price) litPrice = 0; else // 18.new
> 
> +    // here we can allow skip_items in p->opt, if we don't check
> (nextOpt->price < kInfinityPrice)
> 
> +    // 18.new.06
> 
> +    if ((nextOpt->price < kInfinityPrice
> 
> +        // && !IsLitState(state)
> 
> +        && matchByte == curByte)
> 
> +        || litPrice > nextOpt->price
> 
> +        )
> 
> +      litPrice = 0;
> 
> +    else
> 
>      {
> 
>        const CLzmaProb *probs = LIT_PROBS(position, *(data - 1));
> 
>        litPrice += (!IsLitState(state) ?
> 
> @@ -1413,21 +1519,32 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>        }
> 
>      }
> 
> 
> 
> -    matchPrice = curPrice + GET_PRICE_1(p->isMatch[state][posState]);
> 
>      repMatchPrice = matchPrice + GET_PRICE_1(p->isRep[state]);
> 
> 
> 
> +    numAvailFull = p->numAvail;
> 
> +    {
> 
> +      unsigned temp = kNumOpts - 1 - cur;
> 
> +      if (numAvailFull > temp)
> 
> +        numAvailFull = (UInt32)temp;
> 
> +    }
> 
> +
> 
> +    // 18.06
> 
>      // ---------- SHORT_REP ----------
> 
> -    // if (IsLitState(state)) // 18.new
> 
> +    if (IsLitState(state)) // 18.new
> 
>      if (matchByte == curByte)
> 
> -    // if (repMatchPrice < nextOpt->price) // 18.new
> 
> -    if (nextOpt->len < 2
> 
> +    if (repMatchPrice < nextOpt->price) // 18.new
> 
> +    // if (numAvailFull < 2 || data[1] != *(data - reps[0] + 1))
> 
> +    if (
> 
> +        // nextOpt->price >= kInfinityPrice ||
> 
> +        nextOpt->len < 2   // we can check nextOpt->len, if skip items
> are not allowed in p->opt
> 
>          || (nextOpt->dist != 0
> 
> -            && nextOpt->extra <= 1 // 17.old
> 
> -        ))
> 
> +            // && nextOpt->extra <= 1 // 17.old
> 
> +            )
> 
> +        )
> 
>      {
> 
>        UInt32 shortRepPrice = repMatchPrice + GetPrice_ShortRep(p, state,
> posState);
> 
> -      if (shortRepPrice <= nextOpt->price) // 17.old
> 
> -      // if (shortRepPrice < nextOpt->price)  // 18.new
> 
> +      // if (shortRepPrice <= nextOpt->price) // 17.old
> 
> +      if (shortRepPrice < nextOpt->price)  // 18.new
> 
>        {
> 
>          nextOpt->price = shortRepPrice;
> 
>          nextOpt->len = 1;
> 
> @@ -1436,13 +1553,6 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>        }
> 
>      }
> 
> 
> 
> -    numAvailFull = p->numAvail;
> 
> -    {
> 
> -      UInt32 temp = kNumOpts - 1 - cur;
> 
> -      if (numAvailFull > temp)
> 
> -        numAvailFull = temp;
> 
> -    }
> 
> -
> 
>      if (numAvailFull < 2)
> 
>        continue;
> 
>      numAvail = (numAvailFull <= p->numFastBytes ? numAvailFull :
> p->numFastBytes);
> 
> @@ -1451,9 +1561,8 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
> 
> 
>      // ---------- LIT : REP_0 ----------
> 
> 
> 
> -    if (
> 
> -        // litPrice != 0 && // 18.new
> 
> -        !nextIsLit
> 
> +    if (!nextIsLit
> 
> +        && litPrice != 0 // 18.new
> 
>          && matchByte != curByte
> 
>          && numAvailFull > 2)
> 
>      {
> 
> @@ -1465,8 +1574,7 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
>          if (limit > numAvailFull)
> 
>            limit = numAvailFull;
> 
>          for (len = 3; len < limit && data[len] == data2[len]; len++)
> 
> -        {
> 
> -        }
> 
> +        {}
> 
> 
> 
>          {
> 
>            unsigned state2 = kLiteralNextStates[state];
> 
> @@ -1474,8 +1582,9 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
>            UInt32 price = litPrice + GetPrice_Rep_0(p, state2, posState2);
> 
>            {
> 
>              unsigned offset = cur + len;
> 
> -            while (last < offset)
> 
> -              p->opt[++last].price = kInfinityPrice;
> 
> +
> 
> +            if (last < offset)
> 
> +              last = offset;
> 
> 
> 
>              // do
> 
>              {
> 
> @@ -1483,14 +1592,14 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>                COptimal *opt;
> 
>                len--;
> 
>                // price2 = price + GetPrice_Len_Rep_0(p, len, state2,
> posState2);
> 
> -              price2 = price + p->repLenEnc.prices[posState2][len -
> LZMA_MATCH_LEN_MIN];
> 
> +              price2 = price + GET_PRICE_LEN(&p->repLenEnc,
> posState2, len);
> 
> 
> 
>                opt = &p->opt[offset];
> 
>                // offset--;
> 
>                if (price2 < opt->price)
> 
>                {
> 
>                  opt->price = price2;
> 
> -                opt->len = len;
> 
> +                opt->len = (UInt32)len;
> 
>                  opt->dist = 0;
> 
>                  opt->extra = 1;
> 
>                }
> 
> @@ -1502,6 +1611,7 @@ static unsigned GetOptimum(CLzmaEnc *p, UInt32
> position)
>      }
> 
> 
> 
>      startLen = 2; /* speed optimization */
> 
> +
> 
>      {
> 
>        // ---------- REP ----------
> 
>        unsigned repIndex = 0; // 17.old
> 
> @@ -1514,24 +1624,28 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>          if (data[0] != data2[0] || data[1] != data2[1])
> 
>            continue;
> 
> 
> 
> -        for (len = 2; len < numAvail && data[len] == data2[len]; len++);
> 
> +        for (len = 2; len < numAvail && data[len] == data2[len]; len++)
> 
> +        {}
> 
> 
> 
>          // if (len < startLen) continue; // 18.new: speed optimization
> 
> 
> 
> -        while (last < cur + len)
> 
> -          p->opt[++last].price = kInfinityPrice;
> 
> +        {
> 
> +          unsigned offset = cur + len;
> 
> +          if (last < offset)
> 
> +            last = offset;
> 
> +        }
> 
>          {
> 
>            unsigned len2 = len;
> 
>            price = repMatchPrice + GetPrice_PureRep(p, repIndex, state,
> posState);
> 
>            do
> 
>            {
> 
> -            UInt32 price2 = price +
> p->repLenEnc.prices[posState][(size_t)len2 - 2];
> 
> +            UInt32 price2 = price + GET_PRICE_LEN(&p->repLenEnc,
> posState, len2);
> 
>              COptimal *opt = &p->opt[cur + len2];
> 
>              if (price2 < opt->price)
> 
>              {
> 
>                opt->price = price2;
> 
> -              opt->len = len2;
> 
> -              opt->dist = repIndex;
> 
> +              opt->len = (UInt32)len2;
> 
> +              opt->dist = (UInt32)repIndex;
> 
>                opt->extra = 0;
> 
>              }
> 
>            }
> 
> @@ -1551,15 +1665,14 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>            if (limit > numAvailFull)
> 
>              limit = numAvailFull;
> 
> 
> 
> -          for (; len2 < limit && data[len2] == data2[len2]; len2++);
> 
> -
> 
> -          len2 -= len;
> 
> -          if (len2 >= 3)
> 
> +          len2 += 2;
> 
> +          if (len2 <= limit)
> 
> +          if (data[len2 - 2] == data2[len2 - 2])
> 
> +          if (data[len2 - 1] == data2[len2 - 1])
> 
>            {
> 
>              unsigned state2 = kRepNextStates[state];
> 
>              unsigned posState2 = (position + len) & p->pbMask;
> 
> -            price +=
> 
> -                  p->repLenEnc.prices[posState][(size_t)len - 2]
> 
> +            price += GET_PRICE_LEN(&p->repLenEnc, posState, len)
> 
>                  + GET_PRICE_0(p->isMatch[state2][posState2])
> 
>                  + LitEnc_Matched_GetPrice(LIT_PROBS(position + len,
> data[(size_t)len - 1]),
> 
>                      data[len], data2[len], p->ProbPrices);
> 
> @@ -1570,31 +1683,40 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
> 
> 
> 
> 
>              price += GetPrice_Rep_0(p, state2, posState2);
> 
> +
> 
> +          for (; len2 < limit && data[len2] == data2[len2]; len2++)
> 
> +          {}
> 
> +
> 
> +          len2 -= len;
> 
> +          // if (len2 >= 3)
> 
> +          {
> 
>              {
> 
>                unsigned offset = cur + len + len2;
> 
> -              while (last < offset)
> 
> -                p->opt[++last].price = kInfinityPrice;
> 
> +
> 
> +              if (last < offset)
> 
> +                last = offset;
> 
>                // do
> 
>                {
> 
> -                unsigned price2;
> 
> +                UInt32 price2;
> 
>                  COptimal *opt;
> 
>                  len2--;
> 
>                  // price2 = price + GetPrice_Len_Rep_0(p, len2, state2,
> posState2);
> 
> -                price2 = price + p->repLenEnc.prices[posState2][len2 -
> LZMA_MATCH_LEN_MIN];
> 
> +                price2 = price + GET_PRICE_LEN(&p->repLenEnc,
> posState2, len2);
> 
> 
> 
>                  opt = &p->opt[offset];
> 
>                  // offset--;
> 
>                  if (price2 < opt->price)
> 
>                  {
> 
>                    opt->price = price2;
> 
> -                  opt->len = len2;
> 
> +                  opt->len = (UInt32)len2;
> 
>                    opt->extra = (CExtra)(len + 1);
> 
> -                  opt->dist = repIndex;
> 
> +                  opt->dist = (UInt32)repIndex;
> 
>                  }
> 
>                }
> 
>                // while (len2 >= 3);
> 
>              }
> 
>            }
> 
> +          }
> 
>          }
> 
>        }
> 
>      }
> 
> @@ -1606,17 +1728,23 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>      {
> 
>        newLen = numAvail;
> 
>        for (numPairs = 0; newLen > matches[numPairs]; numPairs += 2);
> 
> -      matches[numPairs] = newLen;
> 
> +      matches[numPairs] = (UInt32)newLen;
> 
>        numPairs += 2;
> 
>      }
> 
> 
> 
> +    // startLen = 2; /* speed optimization */
> 
> +
> 
>      if (newLen >= startLen)
> 
>      {
> 
>        UInt32 normalMatchPrice = matchPrice +
> GET_PRICE_0(p->isRep[state]);
> 
>        UInt32 dist;
> 
>        unsigned offs, posSlot, len;
> 
> -      while (last < cur + newLen)
> 
> -        p->opt[++last].price = kInfinityPrice;
> 
> +
> 
> +      {
> 
> +        unsigned offset = cur + newLen;
> 
> +        if (last < offset)
> 
> +          last = offset;
> 
> +      }
> 
> 
> 
>        offs = 0;
> 
>        while (startLen > matches[offs])
> 
> @@ -1628,27 +1756,29 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
> 
> 
>        for (len = /*2*/ startLen; ; len++)
> 
>        {
> 
> -        UInt32 price = normalMatchPrice +
> p->lenEnc.prices[posState][(size_t)len - LZMA_MATCH_LEN_MIN];
> 
> +        UInt32 price = normalMatchPrice + GET_PRICE_LEN(&p->lenEnc,
> posState, len);
> 
>          {
> 
>            COptimal *opt;
> 
> -          unsigned lenToPosState = len - 2; lenToPosState =
> GetLenToPosState2(lenToPosState);
> 
> +          unsigned lenNorm = len - 2;
> 
> +          lenNorm = GetLenToPosState2(lenNorm);
> 
>            if (dist < kNumFullDistances)
> 
> -            price += p->distancesPrices[lenToPosState][dist &
> (kNumFullDistances - 1)];
> 
> +            price += p->distancesPrices[lenNorm][dist &
> (kNumFullDistances - 1)];
> 
>            else
> 
> -            price += p->posSlotPrices[lenToPosState][posSlot] +
> p->alignPrices[dist & kAlignMask];
> 
> +            price += p->posSlotPrices[lenNorm][posSlot] +
> p->alignPrices[dist & kAlignMask];
> 
> 
> 
>            opt = &p->opt[cur + len];
> 
>            if (price < opt->price)
> 
>            {
> 
>              opt->price = price;
> 
> -            opt->len = len;
> 
> +            opt->len = (UInt32)len;
> 
>              opt->dist = dist + LZMA_NUM_REPS;
> 
>              opt->extra = 0;
> 
>            }
> 
>          }
> 
> 
> 
> -        if (/*_maxMode && */ len == matches[offs])
> 
> +        if (len == matches[offs])
> 
>          {
> 
> +          // if (p->_maxMode) {
> 
>            // MATCH : LIT : REP_0
> 
> 
> 
>            const Byte *data2 = data - dist - 1;
> 
> @@ -1657,11 +1787,17 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>            if (limit > numAvailFull)
> 
>              limit = numAvailFull;
> 
> 
> 
> -          for (; len2 < limit && data[len2] == data2[len2]; len2++);
> 
> +          len2 += 2;
> 
> +          if (len2 <= limit)
> 
> +          if (data[len2 - 2] == data2[len2 - 2])
> 
> +          if (data[len2 - 1] == data2[len2 - 1])
> 
> +          {
> 
> +          for (; len2 < limit && data[len2] == data2[len2]; len2++)
> 
> +          {}
> 
> 
> 
>            len2 -= len;
> 
> 
> 
> -          if (len2 >= 3)
> 
> +          // if (len2 >= 3)
> 
>            {
> 
>              unsigned state2 = kMatchNextStates[state];
> 
>              unsigned posState2 = (position + len) & p->pbMask;
> 
> @@ -1677,27 +1813,30 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>              price += GetPrice_Rep_0(p, state2, posState2);
> 
> 
> 
>              offset = cur + len + len2;
> 
> -            while (last < offset)
> 
> -              p->opt[++last].price = kInfinityPrice;
> 
> +
> 
> +            if (last < offset)
> 
> +              last = offset;
> 
>              // do
> 
>              {
> 
>                UInt32 price2;
> 
>                COptimal *opt;
> 
>                len2--;
> 
>                // price2 = price + GetPrice_Len_Rep_0(p, len2, state2,
> posState2);
> 
> -              price2 = price + p->repLenEnc.prices[posState2][len2 -
> LZMA_MATCH_LEN_MIN];
> 
> +              price2 = price + GET_PRICE_LEN(&p->repLenEnc,
> posState2, len2);
> 
>                opt = &p->opt[offset];
> 
>                // offset--;
> 
>                if (price2 < opt->price)
> 
>                {
> 
>                  opt->price = price2;
> 
> -                opt->len = len2;
> 
> +                opt->len = (UInt32)len2;
> 
>                  opt->extra = (CExtra)(len + 1);
> 
>                  opt->dist = dist + LZMA_NUM_REPS;
> 
>                }
> 
>              }
> 
>              // while (len2 >= 3);
> 
>            }
> 
> +
> 
> +          }
> 
> 
> 
>            offs += 2;
> 
>            if (offs == numPairs)
> 
> @@ -1709,6 +1848,12 @@ static unsigned GetOptimum(CLzmaEnc *p,
> UInt32 position)
>        }
> 
>      }
> 
>    }
> 
> +
> 
> +  do
> 
> +    p->opt[last].price = kInfinityPrice;
> 
> +  while (--last);
> 
> +
> 
> +  return Backward(p, cur);
> 
>  }
> 
> 
> 
> 
> 
> @@ -1735,6 +1880,7 @@ static unsigned GetOptimumFast(CLzmaEnc *p)
>    p->backRes = MARK_LIT;
> 
>    if (numAvail < 2)
> 
>      return 1;
> 
> +  // if (mainLen < 2 && p->state == 0) return 1; // 18.06.notused
> 
>    if (numAvail > LZMA_MATCH_LEN_MAX)
> 
>      numAvail = LZMA_MATCH_LEN_MAX;
> 
>    data = p->matchFinder.GetPointerToCurrentPos(p->matchFinderObj) - 1;
> 
> @@ -1746,10 +1892,11 @@ static unsigned GetOptimumFast(CLzmaEnc *p)
>      const Byte *data2 = data - p->reps[i];
> 
>      if (data[0] != data2[0] || data[1] != data2[1])
> 
>        continue;
> 
> -    for (len = 2; len < numAvail && data[len] == data2[len]; len++);
> 
> +    for (len = 2; len < numAvail && data[len] == data2[len]; len++)
> 
> +    {}
> 
>      if (len >= p->numFastBytes)
> 
>      {
> 
> -      p->backRes = i;
> 
> +      p->backRes = (UInt32)i;
> 
>        MOVE_POS(p, len - 1)
> 
>        return len;
> 
>      }
> 
> @@ -1793,7 +1940,7 @@ static unsigned GetOptimumFast(CLzmaEnc *p)
>          || (repLen + 2 >= mainLen && mainDist >= (1 << 9))
> 
>          || (repLen + 3 >= mainLen && mainDist >= (1 << 15)))
> 
>    {
> 
> -    p->backRes = repIndex;
> 
> +    p->backRes = (UInt32)repIndex;
> 
>      MOVE_POS(p, repLen - 1)
> 
>      return repLen;
> 
>    }
> 
> @@ -1932,23 +2079,22 @@ MY_NO_INLINE static SRes Flush(CLzmaEnc *p,
> UInt32 nowPos)
>  }
> 
> 
> 
> 
> 
> -
> 
> -static void FillAlignPrices(CLzmaEnc *p)
> 
> +MY_NO_INLINE static void FillAlignPrices(CLzmaEnc *p)
> 
>  {
> 
>    unsigned i;
> 
>    const CProbPrice *ProbPrices = p->ProbPrices;
> 
>    const CLzmaProb *probs = p->posAlignEncoder;
> 
> -  p->alignPriceCount = 0;
> 
> +  // p->alignPriceCount = 0;
> 
>    for (i = 0; i < kAlignTableSize / 2; i++)
> 
>    {
> 
>      UInt32 price = 0;
> 
> -    unsigned symbol = i;
> 
> +    unsigned sym = i;
> 
>      unsigned m = 1;
> 
>      unsigned bit;
> 
>      UInt32 prob;
> 
> -    bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[m], bit); m
=
> (m << 1) + bit;
> 
> -    bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[m], bit); m
=
> (m << 1) + bit;
> 
> -    bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[m], bit); m
=
> (m << 1) + bit;
> 
> +    bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[m], bit); m = (m
> << 1) + bit;
> 
> +    bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[m], bit); m = (m
> << 1) + bit;
> 
> +    bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[m], bit); m = (m
> << 1) + bit;
> 
>      prob = probs[m];
> 
>      p->alignPrices[i    ] = price + GET_PRICEa_0(prob);
> 
>      p->alignPrices[i + 8] = price + GET_PRICEa_1(prob);
> 
> @@ -1957,78 +2103,97 @@ static void FillAlignPrices(CLzmaEnc *p)
>  }
> 
> 
> 
> 
> 
> -static void FillDistancesPrices(CLzmaEnc *p)
> 
> +MY_NO_INLINE static void FillDistancesPrices(CLzmaEnc *p)
> 
>  {
> 
> +  // int y; for (y = 0; y < 100; y++) {
> 
> +
> 
>    UInt32 tempPrices[kNumFullDistances];
> 
> -  unsigned i, lenToPosState;
> 
> +  unsigned i, lps;
> 
> 
> 
>    const CProbPrice *ProbPrices = p->ProbPrices;
> 
>    p->matchPriceCount = 0;
> 
> 
> 
> -  for (i = kStartPosModelIndex; i < kNumFullDistances; i++)
> 
> +  for (i = kStartPosModelIndex / 2; i < kNumFullDistances / 2; i++)
> 
>    {
> 
>      unsigned posSlot = GetPosSlot1(i);
> 
> -    unsigned footerBits = ((posSlot >> 1) - 1);
> 
> +    unsigned footerBits = (posSlot >> 1) - 1;
> 
>      unsigned base = ((2 | (posSlot & 1)) << footerBits);
> 
> +    const CLzmaProb *probs = p->posEncoders + (size_t)base * 2;
> 
>      // tempPrices[i] = RcTree_ReverseGetPrice(p->posEncoders + base,
> footerBits, i - base, p->ProbPrices);
> 
> -
> 
> -    const CLzmaProb *probs = p->posEncoders + base;
> 
>      UInt32 price = 0;
> 
>      unsigned m = 1;
> 
> -    unsigned symbol = i - base;
> 
> +    unsigned sym = i;
> 
> +    unsigned offset = (unsigned)1 << footerBits;
> 
> +    base += i;
> 
> +
> 
> +    if (footerBits)
> 
>      do
> 
>      {
> 
> -      unsigned bit = symbol & 1;
> 
> -      symbol >>= 1;
> 
> +      unsigned bit = sym & 1;
> 
> +      sym >>= 1;
> 
>        price += GET_PRICEa(probs[m], bit);
> 
>        m = (m << 1) + bit;
> 
>      }
> 
>      while (--footerBits);
> 
> -    tempPrices[i] = price;
> 
> +
> 
> +    {
> 
> +      unsigned prob = probs[m];
> 
> +      tempPrices[base         ] = price + GET_PRICEa_0(prob);
> 
> +      tempPrices[base + offset] = price + GET_PRICEa_1(prob);
> 
> +    }
> 
>    }
> 
> 
> 
> -  for (lenToPosState = 0; lenToPosState < kNumLenToPosStates;
> lenToPosState++)
> 
> +  for (lps = 0; lps < kNumLenToPosStates; lps++)
> 
>    {
> 
> -    unsigned posSlot;
> 
> -    const CLzmaProb *encoder = p->posSlotEncoder[lenToPosState];
> 
> -    UInt32 *posSlotPrices = p->posSlotPrices[lenToPosState];
> 
> -    unsigned distTableSize = p->distTableSize;
> 
> -    const CLzmaProb *probs = encoder;
> 
> -    for (posSlot = 0; posSlot < distTableSize; posSlot += 2)
> 
> +    unsigned slot;
> 
> +    unsigned distTableSize2 = (p->distTableSize + 1) >> 1;
> 
> +    UInt32 *posSlotPrices = p->posSlotPrices[lps];
> 
> +    const CLzmaProb *probs = p->posSlotEncoder[lps];
> 
> +
> 
> +    for (slot = 0; slot < distTableSize2; slot++)
> 
>      {
> 
> -      // posSlotPrices[posSlot] = RcTree_GetPrice(encoder,
> kNumPosSlotBits, posSlot, p->ProbPrices);
> 
> -      UInt32 price = 0;
> 
> +      // posSlotPrices[slot] = RcTree_GetPrice(encoder, kNumPosSlotBits,
> slot, p->ProbPrices);
> 
> +      UInt32 price;
> 
>        unsigned bit;
> 
> -      unsigned symbol = (posSlot >> 1) + (1 << (kNumPosSlotBits - 1));
> 
> -      UInt32 prob;
> 
> -      bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[symbol],
> bit);
> 
> -      bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[symbol],
> bit);
> 
> -      bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[symbol],
> bit);
> 
> -      bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[symbol],
> bit);
> 
> -      bit = symbol & 1; symbol >>= 1; price += GET_PRICEa(probs[symbol],
> bit);
> 
> -      prob = probs[(posSlot >> 1) + (1 << (kNumPosSlotBits - 1))];
> 
> -      posSlotPrices[posSlot    ] = price + GET_PRICEa_0(prob);
> 
> -      posSlotPrices[posSlot + 1] = price + GET_PRICEa_1(prob);
> 
> +      unsigned sym = slot + (1 << (kNumPosSlotBits - 1));
> 
> +      unsigned prob;
> 
> +      bit = sym & 1; sym >>= 1; price  = GET_PRICEa(probs[sym], bit);
> 
> +      bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[sym], bit);
> 
> +      bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[sym], bit);
> 
> +      bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[sym], bit);
> 
> +      bit = sym & 1; sym >>= 1; price += GET_PRICEa(probs[sym], bit);
> 
> +      prob = probs[(size_t)slot + (1 << (kNumPosSlotBits - 1))];
> 
> +      posSlotPrices[(size_t)slot * 2    ] = price + GET_PRICEa_0(prob);
> 
> +      posSlotPrices[(size_t)slot * 2 + 1] = price + GET_PRICEa_1(prob);
> 
>      }
> 
> -    for (posSlot = kEndPosModelIndex; posSlot < distTableSize; posSlot++)
> 
> -      posSlotPrices[posSlot] += ((UInt32)(((posSlot >> 1) - 1) -
> kNumAlignBits) << kNumBitPriceShiftBits);
> 
> -
> 
> +
> 
>      {
> 
> -      UInt32 *distancesPrices = p->distancesPrices[lenToPosState];
> 
> +      UInt32 delta = ((UInt32)((kEndPosModelIndex / 2 - 1) -
> kNumAlignBits) << kNumBitPriceShiftBits);
> 
> +      for (slot = kEndPosModelIndex / 2; slot < distTableSize2; slot++)
> 
>        {
> 
> -        distancesPrices[0] = posSlotPrices[0];
> 
> -        distancesPrices[1] = posSlotPrices[1];
> 
> -        distancesPrices[2] = posSlotPrices[2];
> 
> -        distancesPrices[3] = posSlotPrices[3];
> 
> +        posSlotPrices[(size_t)slot * 2    ] += delta;
> 
> +        posSlotPrices[(size_t)slot * 2 + 1] += delta;
> 
> +        delta += ((UInt32)1 << kNumBitPriceShiftBits);
> 
>        }
> 
> +    }
> 
> +
> 
> +    {
> 
> +      UInt32 *dp = p->distancesPrices[lps];
> 
> +
> 
> +      dp[0] = posSlotPrices[0];
> 
> +      dp[1] = posSlotPrices[1];
> 
> +      dp[2] = posSlotPrices[2];
> 
> +      dp[3] = posSlotPrices[3];
> 
> +
> 
>        for (i = 4; i < kNumFullDistances; i += 2)
> 
>        {
> 
>          UInt32 slotPrice = posSlotPrices[GetPosSlot1(i)];
> 
> -        distancesPrices[i    ] = slotPrice + tempPrices[i];
> 
> -        distancesPrices[i + 1] = slotPrice + tempPrices[i + 1];
> 
> +        dp[i    ] = slotPrice + tempPrices[i];
> 
> +        dp[i + 1] = slotPrice + tempPrices[i + 1];
> 
>        }
> 
>      }
> 
>    }
> 
> +  // }
> 
>  }
> 
> 
> 
> 
> 
> @@ -2245,10 +2410,7 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc
> *p, UInt32 maxPackSize, UInt32 maxUnpa
>          if (len != 1)
> 
>          {
> 
>            LenEnc_Encode(&p->repLenProbs, &p->rc, len -
> LZMA_MATCH_LEN_MIN, posState);
> 
> -          if (!p->fastMode)
> 
> -            if (--p->repLenEnc.counters[posState] == 0)
> 
> -              LenPriceEnc_UpdateTable(&p->repLenEnc, posState,
> &p->repLenProbs, p->ProbPrices);
> 
> -
> 
> +          --p->repLenEncCounter;
> 
>            p->state = kRepNextStates[p->state];
> 
>          }
> 
>        }
> 
> @@ -2260,9 +2422,7 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc *p,
> UInt32 maxPackSize, UInt32 maxUnpa
>          p->state = kMatchNextStates[p->state];
> 
> 
> 
>          LenEnc_Encode(&p->lenProbs, &p->rc, len -
> LZMA_MATCH_LEN_MIN, posState);
> 
> -        if (!p->fastMode)
> 
> -          if (--p->lenEnc.counters[posState] == 0)
> 
> -            LenPriceEnc_UpdateTable(&p->lenEnc, posState,
> &p->lenProbs, p->ProbPrices);
> 
> +        // --p->lenEnc.counter;
> 
> 
> 
>          dist -= LZMA_NUM_REPS;
> 
>          p->reps[3] = p->reps[2];
> 
> @@ -2274,17 +2434,17 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc
> *p, UInt32 maxPackSize, UInt32 maxUnpa
>          GetPosSlot(dist, posSlot);
> 
>          // RcTree_Encode_PosSlot(&p->rc,
> p->posSlotEncoder[GetLenToPosState(len)], posSlot);
> 
>          {
> 
> -          UInt32 symbol = posSlot + (1 << kNumPosSlotBits);
> 
> +          UInt32 sym = (UInt32)posSlot + (1 << kNumPosSlotBits);
> 
>            range = p->rc.range;
> 
>            probs = p->posSlotEncoder[GetLenToPosState(len)];
> 
>            do
> 
>            {
> 
> -            CLzmaProb *prob = probs + (symbol >> kNumPosSlotBits);
> 
> -            UInt32 bit = (symbol >> (kNumPosSlotBits - 1)) & 1;
> 
> -            symbol <<= 1;
> 
> +            CLzmaProb *prob = probs + (sym >> kNumPosSlotBits);
> 
> +            UInt32 bit = (sym >> (kNumPosSlotBits - 1)) & 1;
> 
> +            sym <<= 1;
> 
>              RC_BIT(&p->rc, prob, bit);
> 
>            }
> 
> -          while (symbol < (1 << kNumPosSlotBits * 2));
> 
> +          while (sym < (1 << kNumPosSlotBits * 2));
> 
>            p->rc.range = range;
> 
>          }
> 
> 
> 
> @@ -2295,7 +2455,7 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc *p,
> UInt32 maxPackSize, UInt32 maxUnpa
>            if (dist < kNumFullDistances)
> 
>            {
> 
>              unsigned base = ((2 | (posSlot & 1)) << footerBits);
> 
> -            RcTree_ReverseEncode(&p->rc, p->posEncoders + base,
> footerBits, dist - base);
> 
> +            RcTree_ReverseEncode(&p->rc, p->posEncoders + base,
> footerBits, (unsigned)(dist /* - base */));
> 
>            }
> 
>            else
> 
>            {
> 
> @@ -2331,14 +2491,14 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc
> *p, UInt32 maxPackSize, UInt32 maxUnpa
>                bit = dist & 1; dist >>= 1; RC_BIT(&p->rc,
> p->posAlignEncoder + m, bit); m = (m << 1) + bit;
> 
>                bit = dist & 1;             RC_BIT(&p->rc,
> p->posAlignEncoder + m, bit);
> 
>                p->rc.range = range;
> 
> -              p->alignPriceCount++;
> 
> +              // p->alignPriceCount++;
> 
>              }
> 
>            }
> 
>          }
> 
>        }
> 
>      }
> 
> 
> 
> -    nowPos32 += len;
> 
> +    nowPos32 += (UInt32)len;
> 
>      p->additionalOffset -= len;
> 
> 
> 
>      if (p->additionalOffset == 0)
> 
> @@ -2347,10 +2507,27 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc
> *p, UInt32 maxPackSize, UInt32 maxUnpa
> 
> 
>        if (!p->fastMode)
> 
>        {
> 
> -        if (p->matchPriceCount >= (1 << 7))
> 
> +        /*
> 
> +        if (p->alignPriceCount >= 16) // kAlignTableSize
> 
> +          FillAlignPrices(p);
> 
> +        if (p->matchPriceCount >= 128)
> 
>            FillDistancesPrices(p);
> 
> -        if (p->alignPriceCount >= kAlignTableSize)
> 
> +        if (p->lenEnc.counter <= 0)
> 
> +          LenPriceEnc_UpdateTables(&p->lenEnc, 1 << p->pb,
> &p->lenProbs, p->ProbPrices);
> 
> +        */
> 
> +        if (p->matchPriceCount >= 64)
> 
> +        {
> 
>            FillAlignPrices(p);
> 
> +          // { int y; for (y = 0; y < 100; y++) {
> 
> +          FillDistancesPrices(p);
> 
> +          // }}
> 
> +          LenPriceEnc_UpdateTables(&p->lenEnc, 1 << p->pb,
> &p->lenProbs, p->ProbPrices);
> 
> +        }
> 
> +        if (p->repLenEncCounter <= 0)
> 
> +        {
> 
> +          p->repLenEncCounter = REP_LEN_COUNT;
> 
> +          LenPriceEnc_UpdateTables(&p->repLenEnc, 1 << p->pb,
> &p->repLenProbs, p->ProbPrices);
> 
> +        }
> 
>        }
> 
> 
> 
>        if (p->matchFinder.GetNumAvailableBytes(p->matchFinderObj) == 0)
> 
> @@ -2490,12 +2667,19 @@ void LzmaEnc_Init(CLzmaEnc *p)
> 
> 
>    p->optEnd = 0;
> 
>    p->optCur = 0;
> 
> +
> 
> +  {
> 
> +    for (i = 0; i < kNumOpts; i++)
> 
> +      p->opt[i].price = kInfinityPrice;
> 
> +  }
> 
> +
> 
>    p->additionalOffset = 0;
> 
> 
> 
>    p->pbMask = (1 << p->pb) - 1;
> 
>    p->lpMask = ((UInt32)0x100 << p->lp) - ((unsigned)0x100 >> p->lc);
> 
>  }
> 
> 
> 
> +
> 
>  void LzmaEnc_InitPrices(CLzmaEnc *p)
> 
>  {
> 
>    if (!p->fastMode)
> 
> @@ -2507,6 +2691,9 @@ void LzmaEnc_InitPrices(CLzmaEnc *p)
>    p->lenEnc.tableSize =
> 
>    p->repLenEnc.tableSize =
> 
>        p->numFastBytes + 1 - LZMA_MATCH_LEN_MIN;
> 
> +
> 
> +  p->repLenEncCounter = REP_LEN_COUNT;
> 
> +
> 
>    LenPriceEnc_UpdateTables(&p->lenEnc, 1 << p->pb, &p->lenProbs,
> p->ProbPrices);
> 
>    LenPriceEnc_UpdateTables(&p->repLenEnc, 1 << p->pb, &p->repLenProbs,
> p->ProbPrices);
> 
>  }
> 
> @@ -2583,7 +2770,7 @@ typedef struct
>    ISeqOutStream vt;
> 
>    Byte *data;
> 
>    SizeT rem;
> 
> -  Bool overflow;
> 
> +  BoolInt overflow;
> 
>  } CLzmaEnc_SeqOutStreamBuf;
> 
> 
> 
>  static size_t SeqOutStreamBuf_Write(const ISeqOutStream *pp, const void
> *data, size_t size)
> 
> @@ -2615,7 +2802,7 @@ const Byte *LzmaEnc_GetCurBuf(CLzmaEncHandle
> pp)
>  }
> 
> 
> 
> 
> 
> -SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, Bool reInit,
> 
> +SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, BoolInt reInit,
> 
>      Byte *dest, size_t *destLen, UInt32 desiredPackSize, UInt32
> *unpackSize)
> 
>  {
> 
>    CLzmaEnc *p = (CLzmaEnc *)pp;
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-history.txt
> b/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-history.txt
> index d7426d38a4..04f9d98e7d 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-history.txt
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-history.txt
> @@ -1,6 +1,28 @@
>  HISTORY of the LZMA SDK
> 
>  -----------------------
> 
> 
> 
> +19.00          2019-02-21
> 
> +-------------------------
> 
> +- Encryption strength for 7z archives was increased:
> 
> +  the size of random initialization vector was increased from 64-bit to
> 128-bit,
> 
> +  and the pseudo-random number generator was improved.
> 
> +- The bug in 7zIn.c code was fixed.
> 
> +
> 
> +
> 
> +18.06          2018-12-30
> 
> +-------------------------
> 
> +- The speed for LZMA/LZMA2 compressing was increased by 3-10%,
> 
> +  and there are minor changes in compression ratio.
> 
> +- Some bugs were fixed.
> 
> +- The bug in 7-Zip 18.02-18.05 was fixed:
> 
> +  There was memory leak in multithreading xz decoder -
> XzDecMt_Decode(),
> 
> +  if xz stream contains only one block.
> 
> +- The changes for MSVS compiler makefiles:
> 
> +   - the makefiles now use "PLATFORM" macroname with values (x64, x86,
> arm64)
> 
> +     instead of "CPU" macroname with values (AMD64, ARM64).
> 
> +   - the makefiles by default now use static version of the run-time
library.
> 
> +
> 
> +
> 
>  18.05          2018-04-30
> 
>  -------------------------
> 
>  - The speed for LZMA/LZMA2 compressing was increased
> 
> diff --git a/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-sdk.txt
> b/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-sdk.txt
> index a3deb20943..e17cd4fe1a 100644
> --- a/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-sdk.txt
> +++ b/BaseTools/Source/C/LzmaCompress/Sdk/DOC/lzma-sdk.txt
> @@ -1,4 +1,4 @@
> -LZMA SDK 18.05
> 
> +LZMA SDK 19.00
> 
>  --------------
> 
> 
> 
>  LZMA SDK provides the documentation, samples, header files,
> 
> --
> 2.27.0.windows.1





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