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Searched refs:nbBits (Results 1 – 10 of 10) sorted by relevance

/Linux-v6.1/lib/zstd/common/
Dbitstream.h57 MEM_STATIC void BIT_addBits(BIT_CStream_t* bitC, size_t value, unsigned nbBits);
97 MEM_STATIC size_t BIT_readBits(BIT_DStream_t* bitD, unsigned nbBits);
116 MEM_STATIC void BIT_addBitsFast(BIT_CStream_t* bitC, size_t value, unsigned nbBits);
122 MEM_STATIC size_t BIT_readBitsFast(BIT_DStream_t* bitD, unsigned nbBits);
185 size_t value, unsigned nbBits) in BIT_addBits() argument
188 assert(nbBits < BIT_MASK_SIZE); in BIT_addBits()
189 assert(nbBits + bitC->bitPos < sizeof(bitC->bitContainer) * 8); in BIT_addBits()
190 bitC->bitContainer |= (value & BIT_mask[nbBits]) << bitC->bitPos; in BIT_addBits()
191 bitC->bitPos += nbBits; in BIT_addBits()
198 size_t value, unsigned nbBits) in BIT_addBitsFast() argument
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Dentropy_common.c66 int nbBits; in FSE_readNCount_body() local
90 nbBits = (bitStream & 0xF) + FSE_MIN_TABLELOG; /* extract tableLog */ in FSE_readNCount_body()
91 if (nbBits > FSE_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); in FSE_readNCount_body()
94 *tableLogPtr = nbBits; in FSE_readNCount_body()
95 remaining = (1<<nbBits)+1; in FSE_readNCount_body()
96 threshold = 1<<nbBits; in FSE_readNCount_body()
97 nbBits++; in FSE_readNCount_body()
155 bitCount += nbBits-1; in FSE_readNCount_body()
159 bitCount += nbBits; in FSE_readNCount_body()
182 nbBits = BIT_highbit32(remaining) + 1; in FSE_readNCount_body()
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Dfse.h327 size_t FSE_buildCTable_raw (FSE_CTable* ct, unsigned nbBits);
346 size_t FSE_buildDTable_raw (FSE_DTable* dt, unsigned nbBits);
596 unsigned char nbBits; member
617 U32 const nbBits = DInfo.nbBits; in FSE_updateState() local
618 size_t const lowBits = BIT_readBits(bitD, nbBits); in FSE_updateState()
625 U32 const nbBits = DInfo.nbBits; in FSE_decodeSymbol() local
627 size_t const lowBits = BIT_readBits(bitD, nbBits); in FSE_decodeSymbol()
638 U32 const nbBits = DInfo.nbBits; in FSE_decodeSymbolFast() local
640 size_t const lowBits = BIT_readBitsFast(bitD, nbBits); in FSE_decodeSymbolFast()
Dfse_decompress.c169 tableDecode[u].nbBits = (BYTE) (tableLog - BIT_highbit32(nextState) ); in FSE_buildDTable_internal()
170 tableDecode[u].newState = (U16) ( (nextState << tableDecode[u].nbBits) - tableSize); in FSE_buildDTable_internal()
199 cell->nbBits = 0; in FSE_buildDTable_rle()
205 size_t FSE_buildDTable_raw (FSE_DTable* dt, unsigned nbBits) in FSE_buildDTable_raw() argument
211 const unsigned tableSize = 1 << nbBits; in FSE_buildDTable_raw()
217 if (nbBits < 1) return ERROR(GENERIC); /* min size */ in FSE_buildDTable_raw()
220 DTableH->tableLog = (U16)nbBits; in FSE_buildDTable_raw()
225 dinfo[s].nbBits = (BYTE)nbBits; in FSE_buildDTable_raw()
Dhuf.h138 BYTE nbBits; member
/Linux-v6.1/lib/zstd/compress/
Dhuf_compress.c130 wksp->huffWeight[n] = wksp->bitsToWeight[CTable[n].nbBits]; in HUF_writeCTable_wksp()
186 CTable[n].nbBits = (BYTE)(tableLog + 1 - w) & -(w != 0); in HUF_readCTable()
192 { U32 n; for (n=0; n<nbSymbols; n++) nbPerRank[CTable[n].nbBits]++; } in HUF_readCTable()
202 { U32 n; for (n=0; n<nbSymbols; n++) CTable[n].val = valPerRank[CTable[n].nbBits]++; } in HUF_readCTable()
213 return table[symbolValue].nbBits; in HUF_getNbBits()
221 BYTE nbBits; member
246 const U32 largestBits = huffNode[lastNonNull].nbBits; in HUF_setMaxHeight()
259 while (huffNode[n].nbBits > maxNbBits) { in HUF_setMaxHeight()
260 totalCost += baseCost - (1 << (largestBits - huffNode[n].nbBits)); in HUF_setMaxHeight()
261 huffNode[n].nbBits = (BYTE)maxNbBits; in HUF_setMaxHeight()
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Dfse_compress.c197 int nbBits; in FSE_writeNCount_generic() local
214 nbBits = tableLog+1; in FSE_writeNCount_generic()
254 bitCount += nbBits; in FSE_writeNCount_generic()
258 while (remaining<threshold) { nbBits--; threshold>>=1; } in FSE_writeNCount_generic()
494 size_t FSE_buildCTable_raw (FSE_CTable* ct, unsigned nbBits) in FSE_buildCTable_raw() argument
496 const unsigned tableSize = 1 << nbBits; in FSE_buildCTable_raw()
506 if (nbBits < 1) return ERROR(GENERIC); /* min size */ in FSE_buildCTable_raw()
509 tableU16[-2] = (U16) nbBits; in FSE_buildCTable_raw()
517 { const U32 deltaNbBits = (nbBits << 16) - (1 << nbBits); in FSE_buildCTable_raw()
/Linux-v6.1/lib/zstd/decompress/
Dhuf_decompress.c116 typedef struct { BYTE byte; BYTE nbBits; } HUF_DEltX1; /* single-symbol decoding */ member
122 static U64 HUF_DEltX1_set4(BYTE symbol, BYTE nbBits) { in HUF_DEltX1_set4() argument
125 D4 = symbol + (nbBits << 8); in HUF_DEltX1_set4()
127 D4 = (symbol << 8) + nbBits; in HUF_DEltX1_set4()
222 BYTE const nbBits = (BYTE)(tableLog + 1 - w); in HUF_readDTableX1_wksp_bmi2() local
230 D.nbBits = nbBits; in HUF_readDTableX1_wksp_bmi2()
239 D.nbBits = nbBits; in HUF_readDTableX1_wksp_bmi2()
247 U64 const D4 = HUF_DEltX1_set4(wksp->symbols[symbol + s], nbBits); in HUF_readDTableX1_wksp_bmi2()
254 U64 const D4 = HUF_DEltX1_set4(wksp->symbols[symbol + s], nbBits); in HUF_readDTableX1_wksp_bmi2()
262 U64 const D4 = HUF_DEltX1_set4(wksp->symbols[symbol + s], nbBits); in HUF_readDTableX1_wksp_bmi2()
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Dzstd_decompress_block.c355 cell->nbBits = 0; in ZSTD_buildSeqTable_rle()
478 tableDecode[u].nbBits = (BYTE) (tableLog - BIT_highbit32(nextState) ); in ZSTD_buildFSETable_body()
479 tableDecode[u].nextState = (U16) ( (nextState << tableDecode[u].nbBits) - tableSize); in ZSTD_buildFSETable_body()
544 U32 const nbBits = nbAdditionalBits[symbol]; in ZSTD_buildSeqTable() local
545 ZSTD_buildSeqTable_rle(DTableSpace, baseline, nbBits); in ZSTD_buildSeqTable()
915 U32 const nbBits = DInfo.nbBits; in ZSTD_updateFseState() local
916 size_t const lowBits = BIT_readBits(bitD, nbBits); in ZSTD_updateFseState()
923 U32 const nbBits = DInfo.nbBits; in ZSTD_updateFseStateWithDInfo() local
924 size_t const lowBits = BIT_readBits(bitD, nbBits); in ZSTD_updateFseStateWithDInfo()
Dzstd_decompress_internal.h70 BYTE nbBits; member