krak/zstd
krak/zstd
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Code Issues Releases 1 Activity

removed never referenced functions

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This commit is contained in:
inikep 2016-08-18 10:30:21 +02:00
parent 5a54870047
commit a7bb322a93
8 changed files with 4 additions and 752 deletions
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148
lib/legacy/zstd_v02.c
View File

@ -218,8 +218,6 @@ MEM_STATIC U32 MEM_read32(const void* memPtr) { return *(const U32*) memPtr; }
MEM_STATIC U64 MEM_read64(const void* memPtr) { return *(const U64*) memPtr; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { *(U16*)memPtr = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { *(U32*)memPtr = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(U64*)memPtr = value; }
#elif defined(MEM_FORCE_MEMORY_ACCESS) && (MEM_FORCE_MEMORY_ACCESS==1)
@ -232,8 +230,6 @@ MEM_STATIC U32 MEM_read32(const void* ptr) { return ((const unalign*)ptr)->u32;
MEM_STATIC U64 MEM_read64(const void* ptr) { return ((const unalign*)ptr)->u64; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { ((unalign*)memPtr)->u16 = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { ((unalign*)memPtr)->u32 = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { ((unalign*)memPtr)->u64 = value; }
#else
@ -260,16 +256,6 @@ MEM_STATIC void MEM_write16(void* memPtr, U16 value)
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write32(void* memPtr, U32 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write64(void* memPtr, U64 value)
{
memcpy(memPtr, &value, sizeof(value));
}
#endif // MEM_FORCE_MEMORY_ACCESS
@ -309,21 +295,6 @@ MEM_STATIC U32 MEM_readLE32(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
{
MEM_write32(memPtr, val32);
}
else
{
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val32;
p[1] = (BYTE)(val32>>8);
p[2] = (BYTE)(val32>>16);
p[3] = (BYTE)(val32>>24);
}
}
MEM_STATIC U64 MEM_readLE64(const void* memPtr)
{
@ -337,25 +308,6 @@ MEM_STATIC U64 MEM_readLE64(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
{
MEM_write64(memPtr, val64);
}
else
{
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val64;
p[1] = (BYTE)(val64>>8);
p[2] = (BYTE)(val64>>16);
p[3] = (BYTE)(val64>>24);
p[4] = (BYTE)(val64>>32);
p[5] = (BYTE)(val64>>40);
p[6] = (BYTE)(val64>>48);
p[7] = (BYTE)(val64>>56);
}
}
MEM_STATIC size_t MEM_readLEST(const void* memPtr)
{
@ -365,14 +317,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
return (size_t)MEM_readLE64(memPtr);
}
MEM_STATIC void MEM_writeLEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeLE32(memPtr, (U32)val);
else
MEM_writeLE64(memPtr, (U64)val);
}
#if defined (__cplusplus)
}
#endif
@ -2987,98 +2931,6 @@ typedef struct {
static unsigned ZSTD_isError(size_t code) { return ERR_isError(code); }
/* *************************************
* Function body to include
***************************************/
static size_t ZSTD_read_ARCH(const void* p) { size_t r; memcpy(&r, p, sizeof(r)); return r; }
MEM_STATIC unsigned ZSTD_NbCommonBytes (register size_t val)
{
if (MEM_isLittleEndian())
{
if (MEM_64bits())
{
# if defined(_MSC_VER) && defined(_WIN64) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r = 0;
_BitScanForward64( &r, (U64)val );
return (int)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_ctzll((U64)val) >> 3);
# else
static const int DeBruijnBytePos[64] = { 0, 0, 0, 0, 0, 1, 1, 2, 0, 3, 1, 3, 1, 4, 2, 7, 0, 2, 3, 6, 1, 5, 3, 5, 1, 3, 4, 4, 2, 5, 6, 7, 7, 0, 1, 2, 3, 3, 4, 6, 2, 6, 5, 5, 3, 4, 5, 6, 7, 1, 2, 4, 6, 4, 4, 5, 7, 2, 6, 5, 7, 6, 7, 7 };
return DeBruijnBytePos[((U64)((val & -(long long)val) * 0x0218A392CDABBD3FULL)) >> 58];
# endif
}
else /* 32 bits */
{
# if defined(_MSC_VER) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r;
_BitScanForward( &r, (U32)val );
return (int)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_ctz((U32)val) >> 3);
# else
static const int DeBruijnBytePos[32] = { 0, 0, 3, 0, 3, 1, 3, 0, 3, 2, 2, 1, 3, 2, 0, 1, 3, 3, 1, 2, 2, 2, 2, 0, 3, 1, 2, 0, 1, 0, 1, 1 };
return DeBruijnBytePos[((U32)((val & -(S32)val) * 0x077CB531U)) >> 27];
# endif
}
}
else /* Big Endian CPU */
{
if (MEM_32bits())
{
# if defined(_MSC_VER) && defined(_WIN64) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r = 0;
_BitScanReverse64( &r, val );
return (unsigned)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_clzll(val) >> 3);
# else
unsigned r;
const unsigned n32 = sizeof(size_t)*4; /* calculate this way due to compiler complaining in 32-bits mode */
if (!(val>>n32)) { r=4; } else { r=0; val>>=n32; }
if (!(val>>16)) { r+=2; val>>=8; } else { val>>=24; }
r += (!val);
return r;
# endif
}
else /* 32 bits */
{
# if defined(_MSC_VER) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r = 0;
_BitScanReverse( &r, (unsigned long)val );
return (unsigned)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_clz((U32)val) >> 3);
# else
unsigned r;
if (!(val>>16)) { r=2; val>>=8; } else { r=0; val>>=24; }
r += (!val);
return r;
# endif
}
}
}
MEM_STATIC size_t ZSTD_count(const BYTE* pIn, const BYTE* pMatch, const BYTE* pInLimit)
{
const BYTE* const pStart = pIn;
while ((pIn<pInLimit-(sizeof(size_t)-1)))
{
size_t diff = ZSTD_read_ARCH(pMatch) ^ ZSTD_read_ARCH(pIn);
if (!diff) { pIn+=sizeof(size_t); pMatch+=sizeof(size_t); continue; }
pIn += ZSTD_NbCommonBytes(diff);
return (size_t)(pIn - pStart);
}
if (MEM_32bits()) if ((pIn<(pInLimit-3)) && (MEM_read32(pMatch) == MEM_read32(pIn))) { pIn+=4; pMatch+=4; }
if ((pIn<(pInLimit-1)) && (MEM_read16(pMatch) == MEM_read16(pIn))) { pIn+=2; pMatch+=2; }
if ((pIn<pInLimit) && (*pMatch == *pIn)) pIn++;
return (size_t)(pIn - pStart);
}
/* *************************************************************
* Decompression section

147
lib/legacy/zstd_v03.c
View File

@ -218,8 +218,6 @@ MEM_STATIC U32 MEM_read32(const void* memPtr) { return *(const U32*) memPtr; }
MEM_STATIC U64 MEM_read64(const void* memPtr) { return *(const U64*) memPtr; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { *(U16*)memPtr = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { *(U32*)memPtr = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(U64*)memPtr = value; }
#elif defined(MEM_FORCE_MEMORY_ACCESS) && (MEM_FORCE_MEMORY_ACCESS==1)
@ -232,8 +230,6 @@ MEM_STATIC U32 MEM_read32(const void* ptr) { return ((const unalign*)ptr)->u32;
MEM_STATIC U64 MEM_read64(const void* ptr) { return ((const unalign*)ptr)->u64; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { ((unalign*)memPtr)->u16 = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { ((unalign*)memPtr)->u32 = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { ((unalign*)memPtr)->u64 = value; }
#else
@ -260,15 +256,6 @@ MEM_STATIC void MEM_write16(void* memPtr, U16 value)
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write32(void* memPtr, U32 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write64(void* memPtr, U64 value)
{
memcpy(memPtr, &value, sizeof(value));
}
#endif // MEM_FORCE_MEMORY_ACCESS
@ -309,22 +296,6 @@ MEM_STATIC U32 MEM_readLE32(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
{
MEM_write32(memPtr, val32);
}
else
{
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val32;
p[1] = (BYTE)(val32>>8);
p[2] = (BYTE)(val32>>16);
p[3] = (BYTE)(val32>>24);
}
}
MEM_STATIC U64 MEM_readLE64(const void* memPtr)
{
if (MEM_isLittleEndian())
@ -337,25 +308,6 @@ MEM_STATIC U64 MEM_readLE64(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
{
MEM_write64(memPtr, val64);
}
else
{
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val64;
p[1] = (BYTE)(val64>>8);
p[2] = (BYTE)(val64>>16);
p[3] = (BYTE)(val64>>24);
p[4] = (BYTE)(val64>>32);
p[5] = (BYTE)(val64>>40);
p[6] = (BYTE)(val64>>48);
p[7] = (BYTE)(val64>>56);
}
}
MEM_STATIC size_t MEM_readLEST(const void* memPtr)
{
@ -365,13 +317,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
return (size_t)MEM_readLE64(memPtr);
}
MEM_STATIC void MEM_writeLEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeLE32(memPtr, (U32)val);
else
MEM_writeLE64(memPtr, (U64)val);
}
#if defined (__cplusplus)
}
@ -2628,98 +2573,6 @@ typedef struct {
static unsigned ZSTD_isError(size_t code) { return ERR_isError(code); }
/* *************************************
* Function body to include
***************************************/
static size_t ZSTD_read_ARCH(const void* p) { size_t r; memcpy(&r, p, sizeof(r)); return r; }
MEM_STATIC unsigned ZSTD_NbCommonBytes (register size_t val)
{
if (MEM_isLittleEndian())
{
if (MEM_64bits())
{
# if defined(_MSC_VER) && defined(_WIN64) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r = 0;
_BitScanForward64( &r, (U64)val );
return (int)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_ctzll((U64)val) >> 3);
# else
static const int DeBruijnBytePos[64] = { 0, 0, 0, 0, 0, 1, 1, 2, 0, 3, 1, 3, 1, 4, 2, 7, 0, 2, 3, 6, 1, 5, 3, 5, 1, 3, 4, 4, 2, 5, 6, 7, 7, 0, 1, 2, 3, 3, 4, 6, 2, 6, 5, 5, 3, 4, 5, 6, 7, 1, 2, 4, 6, 4, 4, 5, 7, 2, 6, 5, 7, 6, 7, 7 };
return DeBruijnBytePos[((U64)((val & -(long long)val) * 0x0218A392CDABBD3FULL)) >> 58];
# endif
}
else /* 32 bits */
{
# if defined(_MSC_VER) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r;
_BitScanForward( &r, (U32)val );
return (int)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_ctz((U32)val) >> 3);
# else
static const int DeBruijnBytePos[32] = { 0, 0, 3, 0, 3, 1, 3, 0, 3, 2, 2, 1, 3, 2, 0, 1, 3, 3, 1, 2, 2, 2, 2, 0, 3, 1, 2, 0, 1, 0, 1, 1 };
return DeBruijnBytePos[((U32)((val & -(S32)val) * 0x077CB531U)) >> 27];
# endif
}
}
else /* Big Endian CPU */
{
if (MEM_32bits())
{
# if defined(_MSC_VER) && defined(_WIN64) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r = 0;
_BitScanReverse64( &r, val );
return (unsigned)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_clzll(val) >> 3);
# else
unsigned r;
const unsigned n32 = sizeof(size_t)*4; /* calculate this way due to compiler complaining in 32-bits mode */
if (!(val>>n32)) { r=4; } else { r=0; val>>=n32; }
if (!(val>>16)) { r+=2; val>>=8; } else { val>>=24; }
r += (!val);
return r;
# endif
}
else /* 32 bits */
{
# if defined(_MSC_VER) && !defined(LZ4_FORCE_SW_BITCOUNT)
unsigned long r = 0;
_BitScanReverse( &r, (unsigned long)val );
return (unsigned)(r>>3);
# elif defined(__GNUC__) && (__GNUC__ >= 3) && !defined(LZ4_FORCE_SW_BITCOUNT)
return (__builtin_clz((U32)val) >> 3);
# else
unsigned r;
if (!(val>>16)) { r=2; val>>=8; } else { r=0; val>>=24; }
r += (!val);
return r;
# endif
}
}
}
MEM_STATIC size_t ZSTD_count(const BYTE* pIn, const BYTE* pMatch, const BYTE* pInLimit)
{
const BYTE* const pStart = pIn;
while ((pIn<pInLimit-(sizeof(size_t)-1)))
{
size_t diff = ZSTD_read_ARCH(pMatch) ^ ZSTD_read_ARCH(pIn);
if (!diff) { pIn+=sizeof(size_t); pMatch+=sizeof(size_t); continue; }
pIn += ZSTD_NbCommonBytes(diff);
return (size_t)(pIn - pStart);
}
if (MEM_32bits()) if ((pIn<(pInLimit-3)) && (MEM_read32(pMatch) == MEM_read32(pIn))) { pIn+=4; pMatch+=4; }
if ((pIn<(pInLimit-1)) && (MEM_read16(pMatch) == MEM_read16(pIn))) { pIn+=2; pMatch+=2; }
if ((pIn<pInLimit) && (*pMatch == *pIn)) pIn++;
return (size_t)(pIn - pStart);
}
/* *************************************************************
* Decompression section

55
lib/legacy/zstd_v04.c
View File

@ -168,8 +168,6 @@ MEM_STATIC U32 MEM_read32(const void* memPtr) { return *(const U32*) memPtr; }
MEM_STATIC U64 MEM_read64(const void* memPtr) { return *(const U64*) memPtr; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { *(U16*)memPtr = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { *(U32*)memPtr = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(U64*)memPtr = value; }
#elif defined(MEM_FORCE_MEMORY_ACCESS) && (MEM_FORCE_MEMORY_ACCESS==1)
@ -182,8 +180,6 @@ MEM_STATIC U32 MEM_read32(const void* ptr) { return ((const unalign*)ptr)->u32;
MEM_STATIC U64 MEM_read64(const void* ptr) { return ((const unalign*)ptr)->u64; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { ((unalign*)memPtr)->u16 = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { ((unalign*)memPtr)->u32 = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { ((unalign*)memPtr)->u64 = value; }
#else
@ -210,16 +206,6 @@ MEM_STATIC void MEM_write16(void* memPtr, U16 value)
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write32(void* memPtr, U32 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write64(void* memPtr, U64 value)
{
memcpy(memPtr, &value, sizeof(value));
}
#endif // MEM_FORCE_MEMORY_ACCESS
@ -259,21 +245,6 @@ MEM_STATIC U32 MEM_readLE32(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
{
MEM_write32(memPtr, val32);
}
else
{
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val32;
p[1] = (BYTE)(val32>>8);
p[2] = (BYTE)(val32>>16);
p[3] = (BYTE)(val32>>24);
}
}
MEM_STATIC U64 MEM_readLE64(const void* memPtr)
{
@ -287,25 +258,6 @@ MEM_STATIC U64 MEM_readLE64(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
{
MEM_write64(memPtr, val64);
}
else
{
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val64;
p[1] = (BYTE)(val64>>8);
p[2] = (BYTE)(val64>>16);
p[3] = (BYTE)(val64>>24);
p[4] = (BYTE)(val64>>32);
p[5] = (BYTE)(val64>>40);
p[6] = (BYTE)(val64>>48);
p[7] = (BYTE)(val64>>56);
}
}
MEM_STATIC size_t MEM_readLEST(const void* memPtr)
{
@ -315,13 +267,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
return (size_t)MEM_readLE64(memPtr);
}
MEM_STATIC void MEM_writeLEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeLE32(memPtr, (U32)val);
else
MEM_writeLE64(memPtr, (U64)val);
}
#if defined (__cplusplus)
}

62
lib/legacy/zstd_v05.c
View File

@ -250,18 +250,6 @@ MEM_STATIC U32 MEM_readLE32(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian()) {
MEM_write32(memPtr, val32);
} else {
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val32;
p[1] = (BYTE)(val32>>8);
p[2] = (BYTE)(val32>>16);
p[3] = (BYTE)(val32>>24);
}
}
MEM_STATIC U64 MEM_readLE64(const void* memPtr)
{
@ -274,22 +262,6 @@ MEM_STATIC U64 MEM_readLE64(const void* memPtr)
}
}
MEM_STATIC void MEM_writeLE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian()) {
MEM_write64(memPtr, val64);
} else {
BYTE* p = (BYTE*)memPtr;
p[0] = (BYTE)val64;
p[1] = (BYTE)(val64>>8);
p[2] = (BYTE)(val64>>16);
p[3] = (BYTE)(val64>>24);
p[4] = (BYTE)(val64>>32);
p[5] = (BYTE)(val64>>40);
p[6] = (BYTE)(val64>>48);
p[7] = (BYTE)(val64>>56);
}
}
MEM_STATIC size_t MEM_readLEST(const void* memPtr)
{
@ -299,13 +271,6 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
return (size_t)MEM_readLE64(memPtr);
}
MEM_STATIC void MEM_writeLEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeLE32(memPtr, (U32)val);
else
MEM_writeLE64(memPtr, (U64)val);
}
#if defined (__cplusplus)
}
@ -763,28 +728,6 @@ MEM_STATIC void ZSTDv05_wildcopy(void* dst, const void* src, size_t length)
while (op < oend);
}
MEM_STATIC unsigned ZSTDv05_highbit(U32 val)
{
# if defined(_MSC_VER) /* Visual */
unsigned long r=0;
_BitScanReverse(&r, val);
return (unsigned)r;
# elif defined(__GNUC__) && (__GNUC__ >= 3) /* GCC Intrinsic */
return 31 - __builtin_clz(val);
# else /* Software version */
static const int DeBruijnClz[32] = { 0, 9, 1, 10, 13, 21, 2, 29, 11, 14, 16, 18, 22, 25, 3, 30, 8, 12, 20, 28, 15, 17, 24, 7, 19, 27, 23, 6, 26, 5, 4, 31 };
U32 v = val;
int r;
v |= v >> 1;
v |= v >> 2;
v |= v >> 4;
v |= v >> 8;
v |= v >> 16;
r = DeBruijnClz[(U32)(v * 0x07C4ACDDU) >> 27];
return r;
# endif
}
/*-*******************************************
* Private interfaces
@ -1350,11 +1293,6 @@ MEM_STATIC void FSEv05_initDState(FSEv05_DState_t* DStatePtr, BITv05_DStream_t*
DStatePtr->table = dt + 1;
}
MEM_STATIC size_t FSEv05_getStateValue(FSEv05_DState_t* DStatePtr)
{
return DStatePtr->state;
}
MEM_STATIC BYTE FSEv05_peakSymbol(FSEv05_DState_t* DStatePtr)
{
const FSEv05_decode_t DInfo = ((const FSEv05_decode_t*)(DStatePtr->table))[DStatePtr->state];

180
lib/legacy/zstd_v06.c
View File

@ -164,11 +164,8 @@ Only use if no other choice to achieve best performance on target platform */
MEM_STATIC U16 MEM_read16(const void* memPtr) { return *(const U16*) memPtr; }
MEM_STATIC U32 MEM_read32(const void* memPtr) { return *(const U32*) memPtr; }
MEM_STATIC U64 MEM_read64(const void* memPtr) { return *(const U64*) memPtr; }
MEM_STATIC U64 MEM_readST(const void* memPtr) { return *(const size_t*) memPtr; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { *(U16*)memPtr = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { *(U32*)memPtr = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(U64*)memPtr = value; }
#elif defined(MEM_FORCE_MEMORY_ACCESS) && (MEM_FORCE_MEMORY_ACCESS==1)
@ -179,11 +176,8 @@ typedef union { U16 u16; U32 u32; U64 u64; size_t st; } __attribute__((packed))
MEM_STATIC U16 MEM_read16(const void* ptr) { return ((const unalign*)ptr)->u16; }
MEM_STATIC U32 MEM_read32(const void* ptr) { return ((const unalign*)ptr)->u32; }
MEM_STATIC U64 MEM_read64(const void* ptr) { return ((const unalign*)ptr)->u64; }
MEM_STATIC U64 MEM_readST(const void* ptr) { return ((const unalign*)ptr)->st; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { ((unalign*)memPtr)->u16 = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { ((unalign*)memPtr)->u32 = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { ((unalign*)memPtr)->u64 = value; }
#else
@ -205,25 +199,11 @@ MEM_STATIC U64 MEM_read64(const void* memPtr)
U64 val; memcpy(&val, memPtr, sizeof(val)); return val;
}
MEM_STATIC size_t MEM_readST(const void* memPtr)
{
size_t val; memcpy(&val, memPtr, sizeof(val)); return val;
}
MEM_STATIC void MEM_write16(void* memPtr, U16 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write32(void* memPtr, U32 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write64(void* memPtr, U64 value)
{
memcpy(memPtr, &value, sizeof(value));
}
#endif /* MEM_FORCE_MEMORY_ACCESS */
@ -259,13 +239,6 @@ MEM_STATIC U64 MEM_swap64(U64 in)
#endif
}
MEM_STATIC size_t MEM_swapST(size_t in)
{
if (MEM_32bits())
return (size_t)MEM_swap32((U32)in);
else
return (size_t)MEM_swap64((U64)in);
}
/*=== Little endian r/w ===*/
@ -298,13 +271,6 @@ MEM_STATIC U32 MEM_readLE32(const void* memPtr)
return MEM_swap32(MEM_read32(memPtr));
}
MEM_STATIC void MEM_writeLE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
MEM_write32(memPtr, val32);
else
MEM_write32(memPtr, MEM_swap32(val32));
}
MEM_STATIC U64 MEM_readLE64(const void* memPtr)
{
@ -314,13 +280,6 @@ MEM_STATIC U64 MEM_readLE64(const void* memPtr)
return MEM_swap64(MEM_read64(memPtr));
}
MEM_STATIC void MEM_writeLE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
MEM_write64(memPtr, val64);
else
MEM_write64(memPtr, MEM_swap64(val64));
}
MEM_STATIC size_t MEM_readLEST(const void* memPtr)
{
@ -330,78 +289,7 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
return (size_t)MEM_readLE64(memPtr);
}
MEM_STATIC void MEM_writeLEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeLE32(memPtr, (U32)val);
else
MEM_writeLE64(memPtr, (U64)val);
}
/*=== Big endian r/w ===*/
MEM_STATIC U32 MEM_readBE32(const void* memPtr)
{
if (MEM_isLittleEndian())
return MEM_swap32(MEM_read32(memPtr));
else
return MEM_read32(memPtr);
}
MEM_STATIC void MEM_writeBE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
MEM_write32(memPtr, MEM_swap32(val32));
else
MEM_write32(memPtr, val32);
}
MEM_STATIC U64 MEM_readBE64(const void* memPtr)
{
if (MEM_isLittleEndian())
return MEM_swap64(MEM_read64(memPtr));
else
return MEM_read64(memPtr);
}
MEM_STATIC void MEM_writeBE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
MEM_write64(memPtr, MEM_swap64(val64));
else
MEM_write64(memPtr, val64);
}
MEM_STATIC size_t MEM_readBEST(const void* memPtr)
{
if (MEM_32bits())
return (size_t)MEM_readBE32(memPtr);
else
return (size_t)MEM_readBE64(memPtr);
}
MEM_STATIC void MEM_writeBEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeBE32(memPtr, (U32)val);
else
MEM_writeBE64(memPtr, (U64)val);
}
/* function safe only for comparisons */
MEM_STATIC U32 MEM_readMINMATCH(const void* memPtr, U32 length)
{
switch (length)
{
default :
case 4 : return MEM_read32(memPtr);
case 3 : if (MEM_isLittleEndian())
return MEM_read32(memPtr)<<8;
else
return MEM_read32(memPtr)>>8;
}
}
#if defined (__cplusplus)
}
@ -891,27 +779,6 @@ MEM_STATIC void ZSTDv06_wildcopy(void* dst, const void* src, size_t length)
while (op < oend);
}
MEM_STATIC unsigned ZSTDv06_highbit(U32 val)
{
# if defined(_MSC_VER) /* Visual */
unsigned long r=0;
_BitScanReverse(&r, val);
return (unsigned)r;
# elif defined(__GNUC__) && (__GNUC__ >= 3) /* GCC Intrinsic */
return 31 - __builtin_clz(val);
# else /* Software version */
static const int DeBruijnClz[32] = { 0, 9, 1, 10, 13, 21, 2, 29, 11, 14, 16, 18, 22, 25, 3, 30, 8, 12, 20, 28, 15, 17, 24, 7, 19, 27, 23, 6, 26, 5, 4, 31 };
U32 v = val;
int r;
v |= v >> 1;
v |= v >> 2;
v |= v >> 4;
v |= v >> 8;
v |= v >> 16;
r = DeBruijnClz[(U32)(v * 0x07C4ACDDU) >> 27];
return r;
# endif
}
/*-*******************************************
@ -930,15 +797,7 @@ typedef struct {
U32 rep[ZSTDv06_REP_INIT];
} ZSTDv06_optimal_t;
#if ZSTDv06_OPT_DEBUG == 3
#include ".debug/zstd_stats.h"
#else
typedef struct { U32 unused; } ZSTDv06_stats_t;
MEM_STATIC void ZSTDv06_statsPrint(ZSTDv06_stats_t* stats, U32 searchLength) { (void)stats; (void)searchLength; }
MEM_STATIC void ZSTDv06_statsInit(ZSTDv06_stats_t* stats) { (void)stats; }
MEM_STATIC void ZSTDv06_statsResetFreqs(ZSTDv06_stats_t* stats) { (void)stats; }
MEM_STATIC void ZSTDv06_statsUpdatePrices(ZSTDv06_stats_t* stats, size_t litLength, const BYTE* literals, size_t offset, size_t matchLength) { (void)stats; (void)litLength; (void)literals; (void)offset; (void)matchLength; }
#endif
typedef struct { U32 unused; } ZSTDv06_stats_t;
typedef struct {
void* buffer;
@ -1255,9 +1114,6 @@ MEM_STATIC unsigned BITv06_highbit32 (register U32 val)
# endif
}
/*===== Local Constants =====*/
static const unsigned BITv06_mask[] = { 0, 1, 3, 7, 0xF, 0x1F, 0x3F, 0x7F, 0xFF, 0x1FF, 0x3FF, 0x7FF, 0xFFF, 0x1FFF, 0x3FFF, 0x7FFF, 0xFFFF, 0x1FFFF, 0x3FFFF, 0x7FFFF, 0xFFFFF, 0x1FFFFF, 0x3FFFFF, 0x7FFFFF, 0xFFFFFF, 0x1FFFFFF, 0x3FFFFFF }; /* up to 26 bits */
/*-********************************************************
@ -1303,29 +1159,6 @@ MEM_STATIC size_t BITv06_initDStream(BITv06_DStream_t* bitD, const void* srcBuff
return srcSize;
}
MEM_STATIC size_t BITv06_getUpperBits(size_t bitContainer, U32 const start)
{
return bitContainer >> start;
}
MEM_STATIC size_t BITv06_getMiddleBits(size_t bitContainer, U32 const start, U32 const nbBits)
{
#if defined(__BMI__) && defined(__GNUC__) /* experimental */
# if defined(__x86_64__)
if (sizeof(bitContainer)==8)
return _bextr_u64(bitContainer, start, nbBits);
else
# endif
return _bextr_u32(bitContainer, start, nbBits);
#else
return (bitContainer >> start) & BITv06_mask[nbBits];
#endif
}
MEM_STATIC size_t BITv06_getLowerBits(size_t bitContainer, U32 const nbBits)
{
return bitContainer & BITv06_mask[nbBits];
}
/*! BITv06_lookBits() :
* Provides next n bits from local register.
@ -1336,12 +1169,8 @@ MEM_STATIC size_t BITv06_getLowerBits(size_t bitContainer, U32 const nbBits)
*/
MEM_STATIC size_t BITv06_lookBits(const BITv06_DStream_t* bitD, U32 nbBits)
{
#if defined(__BMI__) && defined(__GNUC__) /* experimental; fails if bitD->bitsConsumed + nbBits > sizeof(bitD->bitContainer)*8 */
return BITv06_getMiddleBits(bitD->bitContainer, (sizeof(bitD->bitContainer)*8) - bitD->bitsConsumed - nbBits, nbBits);
#else
U32 const bitMask = sizeof(bitD->bitContainer)*8 - 1;
return ((bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> 1) >> ((bitMask-nbBits) & bitMask);
#endif
}
/*! BITv06_lookBitsFast() :
@ -1505,8 +1334,6 @@ static void FSEv06_initDState(FSEv06_DState_t* DStatePtr, BITv06_DStream_t*
static unsigned char FSEv06_decodeSymbol(FSEv06_DState_t* DStatePtr, BITv06_DStream_t* bitD);
static unsigned FSEv06_endOfDState(const FSEv06_DState_t* DStatePtr);
/*!
Let's now decompose FSEv06_decompress_usingDTable() into its unitary components.
You will decode FSE-encoded symbols from the bitStream,
@ -1630,11 +1457,6 @@ MEM_STATIC BYTE FSEv06_decodeSymbolFast(FSEv06_DState_t* DStatePtr, BITv06_DStre
return symbol;
}
MEM_STATIC unsigned FSEv06_endOfDState(const FSEv06_DState_t* DStatePtr)
{
return DStatePtr->state == 0;
}
#ifndef FSEv06_COMMONDEFS_ONLY

157
lib/legacy/zstd_v07.c
View File

@ -256,10 +256,6 @@ extern "C" {
# define MEM_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
#endif
/* code only tested on 32 and 64 bits systems */
#define MEM_STATIC_ASSERT(c) { enum { XXH_static_assert = 1/(int)(!!(c)) }; }
MEM_STATIC void MEM_check(void) { MEM_STATIC_ASSERT((sizeof(size_t)==4) || (sizeof(size_t)==8)); }
/*-**************************************************************
* Basic Types
@ -325,11 +321,8 @@ Only use if no other choice to achieve best performance on target platform */
MEM_STATIC U16 MEM_read16(const void* memPtr) { return *(const U16*) memPtr; }
MEM_STATIC U32 MEM_read32(const void* memPtr) { return *(const U32*) memPtr; }
MEM_STATIC U64 MEM_read64(const void* memPtr) { return *(const U64*) memPtr; }
MEM_STATIC U64 MEM_readST(const void* memPtr) { return *(const size_t*) memPtr; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { *(U16*)memPtr = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { *(U32*)memPtr = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(U64*)memPtr = value; }
#elif defined(MEM_FORCE_MEMORY_ACCESS) && (MEM_FORCE_MEMORY_ACCESS==1)
@ -340,11 +333,8 @@ typedef union { U16 u16; U32 u32; U64 u64; size_t st; } __attribute__((packed))
MEM_STATIC U16 MEM_read16(const void* ptr) { return ((const unalign*)ptr)->u16; }
MEM_STATIC U32 MEM_read32(const void* ptr) { return ((const unalign*)ptr)->u32; }
MEM_STATIC U64 MEM_read64(const void* ptr) { return ((const unalign*)ptr)->u64; }
MEM_STATIC U64 MEM_readST(const void* ptr) { return ((const unalign*)ptr)->st; }
MEM_STATIC void MEM_write16(void* memPtr, U16 value) { ((unalign*)memPtr)->u16 = value; }
MEM_STATIC void MEM_write32(void* memPtr, U32 value) { ((unalign*)memPtr)->u32 = value; }
MEM_STATIC void MEM_write64(void* memPtr, U64 value) { ((unalign*)memPtr)->u64 = value; }
#else
@ -366,26 +356,11 @@ MEM_STATIC U64 MEM_read64(const void* memPtr)
U64 val; memcpy(&val, memPtr, sizeof(val)); return val;
}
MEM_STATIC size_t MEM_readST(const void* memPtr)
{
size_t val; memcpy(&val, memPtr, sizeof(val)); return val;
}
MEM_STATIC void MEM_write16(void* memPtr, U16 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write32(void* memPtr, U32 value)
{
memcpy(memPtr, &value, sizeof(value));
}
MEM_STATIC void MEM_write64(void* memPtr, U64 value)
{
memcpy(memPtr, &value, sizeof(value));
}
#endif /* MEM_FORCE_MEMORY_ACCESS */
MEM_STATIC U32 MEM_swap32(U32 in)
@ -420,13 +395,6 @@ MEM_STATIC U64 MEM_swap64(U64 in)
#endif
}
MEM_STATIC size_t MEM_swapST(size_t in)
{
if (MEM_32bits())
return (size_t)MEM_swap32((U32)in);
else
return (size_t)MEM_swap64((U64)in);
}
/*=== Little endian r/w ===*/
@ -459,13 +427,6 @@ MEM_STATIC U32 MEM_readLE32(const void* memPtr)
return MEM_swap32(MEM_read32(memPtr));
}
MEM_STATIC void MEM_writeLE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
MEM_write32(memPtr, val32);
else
MEM_write32(memPtr, MEM_swap32(val32));
}
MEM_STATIC U64 MEM_readLE64(const void* memPtr)
{
@ -475,14 +436,6 @@ MEM_STATIC U64 MEM_readLE64(const void* memPtr)
return MEM_swap64(MEM_read64(memPtr));
}
MEM_STATIC void MEM_writeLE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
MEM_write64(memPtr, val64);
else
MEM_write64(memPtr, MEM_swap64(val64));
}
MEM_STATIC size_t MEM_readLEST(const void* memPtr)
{
if (MEM_32bits())
@ -491,78 +444,7 @@ MEM_STATIC size_t MEM_readLEST(const void* memPtr)
return (size_t)MEM_readLE64(memPtr);
}
MEM_STATIC void MEM_writeLEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeLE32(memPtr, (U32)val);
else
MEM_writeLE64(memPtr, (U64)val);
}
/*=== Big endian r/w ===*/
MEM_STATIC U32 MEM_readBE32(const void* memPtr)
{
if (MEM_isLittleEndian())
return MEM_swap32(MEM_read32(memPtr));
else
return MEM_read32(memPtr);
}
MEM_STATIC void MEM_writeBE32(void* memPtr, U32 val32)
{
if (MEM_isLittleEndian())
MEM_write32(memPtr, MEM_swap32(val32));
else
MEM_write32(memPtr, val32);
}
MEM_STATIC U64 MEM_readBE64(const void* memPtr)
{
if (MEM_isLittleEndian())
return MEM_swap64(MEM_read64(memPtr));
else
return MEM_read64(memPtr);
}
MEM_STATIC void MEM_writeBE64(void* memPtr, U64 val64)
{
if (MEM_isLittleEndian())
MEM_write64(memPtr, MEM_swap64(val64));
else
MEM_write64(memPtr, val64);
}
MEM_STATIC size_t MEM_readBEST(const void* memPtr)
{
if (MEM_32bits())
return (size_t)MEM_readBE32(memPtr);
else
return (size_t)MEM_readBE64(memPtr);
}
MEM_STATIC void MEM_writeBEST(void* memPtr, size_t val)
{
if (MEM_32bits())
MEM_writeBE32(memPtr, (U32)val);
else
MEM_writeBE64(memPtr, (U64)val);
}
/* function safe only for comparisons */
MEM_STATIC U32 MEM_readMINMATCH(const void* memPtr, U32 length)
{
switch (length)
{
default :
case 4 : return MEM_read32(memPtr);
case 3 : if (MEM_isLittleEndian())
return MEM_read32(memPtr)<<8;
else
return MEM_read32(memPtr)>>8;
}
}
#if defined (__cplusplus)
}
@ -887,8 +769,6 @@ MEM_STATIC unsigned BITv07_highbit32 (register U32 val)
# endif
}
/*===== Local Constants =====*/
static const unsigned BITv07_mask[] = { 0, 1, 3, 7, 0xF, 0x1F, 0x3F, 0x7F, 0xFF, 0x1FF, 0x3FF, 0x7FF, 0xFFF, 0x1FFF, 0x3FFF, 0x7FFF, 0xFFFF, 0x1FFFF, 0x3FFFF, 0x7FFFF, 0xFFFFF, 0x1FFFFF, 0x3FFFFF, 0x7FFFFF, 0xFFFFFF, 0x1FFFFFF, 0x3FFFFFF }; /* up to 26 bits */
/*-********************************************************
@ -934,29 +814,6 @@ MEM_STATIC size_t BITv07_initDStream(BITv07_DStream_t* bitD, const void* srcBuff
return srcSize;
}
MEM_STATIC size_t BITv07_getUpperBits(size_t bitContainer, U32 const start)
{
return bitContainer >> start;
}
MEM_STATIC size_t BITv07_getMiddleBits(size_t bitContainer, U32 const start, U32 const nbBits)
{
#if defined(__BMI__) && defined(__GNUC__) /* experimental */
# if defined(__x86_64__)
if (sizeof(bitContainer)==8)
return _bextr_u64(bitContainer, start, nbBits);
else
# endif
return _bextr_u32(bitContainer, start, nbBits);
#else
return (bitContainer >> start) & BITv07_mask[nbBits];
#endif
}
MEM_STATIC size_t BITv07_getLowerBits(size_t bitContainer, U32 const nbBits)
{
return bitContainer & BITv07_mask[nbBits];
}
/*! BITv07_lookBits() :
* Provides next n bits from local register.
@ -967,12 +824,8 @@ MEM_STATIC size_t BITv07_getLowerBits(size_t bitContainer, U32 const nbBits)
*/
MEM_STATIC size_t BITv07_lookBits(const BITv07_DStream_t* bitD, U32 nbBits)
{
#if defined(__BMI__) && defined(__GNUC__) /* experimental; fails if bitD->bitsConsumed + nbBits > sizeof(bitD->bitContainer)*8 */
return BITv07_getMiddleBits(bitD->bitContainer, (sizeof(bitD->bitContainer)*8) - bitD->bitsConsumed - nbBits, nbBits);
#else
U32 const bitMask = sizeof(bitD->bitContainer)*8 - 1;
return ((bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> 1) >> ((bitMask-nbBits) & bitMask);
#endif
}
/*! BITv07_lookBitsFast() :
@ -1236,7 +1089,6 @@ static void FSEv07_initDState(FSEv07_DState_t* DStatePtr, BITv07_DStream_t*
static unsigned char FSEv07_decodeSymbol(FSEv07_DState_t* DStatePtr, BITv07_DStream_t* bitD);
static unsigned FSEv07_endOfDState(const FSEv07_DState_t* DStatePtr);
/**<
Let's now decompose FSEv07_decompress_usingDTable() into its unitary components.
@ -1356,11 +1208,6 @@ MEM_STATIC BYTE FSEv07_decodeSymbolFast(FSEv07_DState_t* DStatePtr, BITv07_DStre
return symbol;
}
MEM_STATIC unsigned FSEv07_endOfDState(const FSEv07_DState_t* DStatePtr)
{
return DStatePtr->state == 0;
}
#ifndef FSEv07_COMMONDEFS_ONLY
@ -3269,10 +3116,6 @@ typedef struct {
} ZSTDv07_optimal_t;
struct ZSTDv07_stats_s { U32 unused; };
MEM_STATIC void ZSTDv07_statsPrint(ZSTDv07_stats_t* stats, U32 searchLength) { (void)stats; (void)searchLength; }
MEM_STATIC void ZSTDv07_statsInit(ZSTDv07_stats_t* stats) { (void)stats; }
MEM_STATIC void ZSTDv07_statsResetFreqs(ZSTDv07_stats_t* stats) { (void)stats; }
MEM_STATIC void ZSTDv07_statsUpdatePrices(ZSTDv07_stats_t* stats, size_t litLength, const BYTE* literals, size_t offset, size_t matchLength) { (void)stats; (void)litLength; (void)literals; (void)offset; (void)matchLength; }
typedef struct {
void* buffer;

3
programs/util.h
View File

@ -31,6 +31,9 @@ extern "C" {
/* **************************************
* Compiler Options
****************************************/
#if defined(__INTEL_COMPILER)
# pragma warning(disable : 177) /* disable: message #177: function was declared but never referenced */
#endif
#if defined(_MSC_VER)
# define _CRT_SECURE_NO_WARNINGS /* Disable some Visual warning messages for fopen, strncpy */
# define _CRT_SECURE_NO_DEPRECATE /* VS2005 */

4
projects/VS2010/zstd/zstd.vcxproj
View File

@ -151,7 +151,6 @@
<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<TreatWarningAsError>true</TreatWarningAsError>
<EnablePREfast>false</EnablePREfast>
<AdditionalOptions>-W177:false %(AdditionalOptions)</AdditionalOptions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
@ -168,7 +167,6 @@
<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<TreatWarningAsError>true</TreatWarningAsError>
<EnablePREfast>false</EnablePREfast>
<AdditionalOptions>-W177:false %(AdditionalOptions)</AdditionalOptions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
@ -188,7 +186,6 @@
<EnablePREfast>false</EnablePREfast>
<TreatWarningAsError>false</TreatWarningAsError>
<RuntimeLibrary>MultiThreaded</RuntimeLibrary>
<AdditionalOptions>-W177:false %(AdditionalOptions)</AdditionalOptions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
@ -210,7 +207,6 @@
<TreatWarningAsError>false</TreatWarningAsError>
<EnablePREfast>false</EnablePREfast>
<RuntimeLibrary>MultiThreaded</RuntimeLibrary>
<AdditionalOptions>-W177:false %(AdditionalOptions)</AdditionalOptions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>