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Update to ZStandard 1.0.1

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This commit is contained in:
Tino Reichardt
2016-09-04 13:32:23 +02:00
parent 2d12012a9d
commit b7963b68e9
24 changed files with 1541 additions and 1617 deletions
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23
C/zstd/huf_compress.c
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@@ -35,24 +35,8 @@
/* **************************************************************
* Compiler specifics
****************************************************************/
#if defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
/* inline is defined */
#elif defined(_MSC_VER)
# define inline __inline
#else
# define inline /* disable inline */
#endif
#ifdef _MSC_VER /* Visual Studio */
# define FORCE_INLINE static __forceinline
# pragma warning(disable : 4127) /* disable: C4127: conditional expression is constant */
#else
# ifdef __GNUC__
# define FORCE_INLINE static inline __attribute__((always_inline))
# else
# define FORCE_INLINE static inline
# endif
#endif
@@ -89,7 +73,7 @@ unsigned HUF_optimalTableLog(unsigned maxTableLog, size_t srcSize, unsigned maxS
struct HUF_CElt_s {
U16 val;
BYTE nbBits;
}; /* typedef'd to HUF_CElt within huf_static.h */
}; /* typedef'd to HUF_CElt within "huf.h" */
typedef struct nodeElt_s {
U32 count;
@@ -124,7 +108,8 @@ size_t HUF_writeCTable (void* dst, size_t maxDstSize,
if ((size>1) & (size < maxSymbolValue/2)) { /* FSE compressed */
op[0] = (BYTE)size;
return size+1;
} }
}
}
/* raw values */
if (maxSymbolValue > (256-128)) return ERROR(GENERIC); /* should not happen */
@@ -491,7 +476,7 @@ static size_t HUF_compress_internal (
/* Scan input and build symbol stats */
{ size_t const largest = FSE_count (count, &maxSymbolValue, (const BYTE*)src, srcSize);
if (HUF_isError(largest)) return largest;
if (largest == srcSize) { *ostart = ((const BYTE*)src)[0]; return 1; } /* rle */
if (largest == srcSize) { *ostart = ((const BYTE*)src)[0]; return 1; } /* single symbol, rle */
if (largest <= (srcSize >> 7)+1) return 0; /* Fast heuristic : not compressible enough */
}