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9.06 beta

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This commit is contained in:
Igor Pavlov
2009-08-17 00:00:00 +00:00
committed by Kornel Lesiński
parent 829409452d
commit c99f3ebdd6
445 changed files with 15246 additions and 8133 deletions
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19
CPP/7zip/Compress/Mtf8.h
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@@ -3,6 +3,8 @@
#ifndef __COMPRESS_MTF8_H
#define __COMPRESS_MTF8_H
#include "../../../C/CpuArch.h"
#include "../../Common/Types.h"
namespace NCompress {
@@ -63,11 +65,7 @@ struct CMtf8Decoder
};
*/
#ifdef _WIN64
#define MODE_64BIT
#endif
#ifdef MODE_64BIT
#ifdef MY_CPU_64BIT
typedef UInt64 CMtfVar;
#define MTF_MOVS 3
#else
@@ -102,12 +100,11 @@ struct CMtf8Decoder
}
for (; i < lim; i += 2)
{
CMtfVar next = Buf[i];
Buf[i] = (next << 8) | prev;
prev = (next >> (MTF_MASK << 3));
next = Buf[i + 1];
Buf[i + 1] = (next << 8) | prev;
prev = (next >> (MTF_MASK << 3));
CMtfVar n0 = Buf[i];
CMtfVar n1 = Buf[i + 1];
Buf[i ] = (n0 << 8) | prev;
Buf[i + 1] = (n1 << 8) | (n0 >> (MTF_MASK << 3));
prev = (n1 >> (MTF_MASK << 3));
}
CMtfVar next = Buf[i];
CMtfVar mask = (((CMtfVar)0x100 << pos) - 1);