| /linux-master/lib/zstd/common/ |
| H A D | fse_decompress.c | 169 tableDecode[u].nbBits = (BYTE) (tableLog - BIT_highbit32(nextState) );
170 tableDecode[u].newState = (U16) ( (nextState << tableDecode[u].nbBits) - tableSize);
199 cell->nbBits = 0;
205 size_t FSE_buildDTable_raw (FSE_DTable* dt, unsigned nbBits) argument
211 const unsigned tableSize = 1 << nbBits;
217 if (nbBits < 1) return ERROR(GENERIC); /* min size */
220 DTableH->tableLog = (U16)nbBits;
225 dinfo[s].nbBits = (BYTE)nbBits;
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| H A D | fse.h | 327 size_t FSE_buildCTable_raw (FSE_CTable* ct, unsigned nbBits);
328 /*< build a fake FSE_CTable, designed for a flat distribution, where each symbol uses nbBits */
347 size_t FSE_buildDTable_raw (FSE_DTable* dt, unsigned nbBits);
348 /*< build a fake FSE_DTable, designed to read a flat distribution where each symbol uses nbBits */
412 Note : maximum allowed nbBits is 25, for compatibility with 32-bits decoders
413 BIT_addBits(&bitStream, bitField, nbBits);
470 Note : maximum allowed nbBits is 25, for 32-bits compatibility
471 size_t bitField = BIT_readBits(&DStream, nbBits);
500 /* faster, but works only if nbBits is always >= 1 (otherwise, result will be corrupted) */
597 unsigned char nbBits;
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| H A D | entropy_common.c | 65 int nbBits; local
89 nbBits = (bitStream & 0xF) + FSE_MIN_TABLELOG; /* extract tableLog */
90 if (nbBits > FSE_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge);
93 *tableLogPtr = nbBits;
94 remaining = (1<<nbBits)+1;
95 threshold = 1<<nbBits;
96 nbBits++;
154 bitCount += nbBits-1;
158 bitCount += nbBits;
181 nbBits
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| H A D | bitstream.h | 57 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);
117 /* faster, but works only if value is "clean", meaning all high bits above nbBits are 0 */
122 MEM_STATIC size_t BIT_readBitsFast(BIT_DStream_t* bitD, unsigned nbBits);
123 /* faster, but works only if nbBits >= 1 */
185 size_t value, unsigned nbBits)
188 assert(nbBits < BIT_MASK_SIZE);
189 assert(nbBits + bitC->bitPos < sizeof(bitC->bitContainer) * 8);
190 bitC->bitContainer |= (value & BIT_mask[nbBits]) << bit
184 BIT_addBits(BIT_CStream_t* bitC, size_t value, unsigned nbBits) argument
197 BIT_addBitsFast(BIT_CStream_t* bitC, size_t value, unsigned nbBits) argument
311 BIT_getMiddleBits(size_t bitContainer, U32 const start, U32 const nbBits) argument
328 BIT_getLowerBits(size_t bitContainer, U32 const nbBits) argument
356 BIT_lookBitsFast(const BIT_DStream_t* bitD, U32 nbBits) argument
363 BIT_skipBits(BIT_DStream_t* bitD, U32 nbBits) argument
372 BIT_readBits(BIT_DStream_t* bitD, unsigned nbBits) argument
381 BIT_readBitsFast(BIT_DStream_t* bitD, unsigned nbBits) argument
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| /linux-master/lib/zstd/decompress/ |
| H A D | huf_decompress.c | 277 typedef struct { BYTE nbBits; BYTE byte; } HUF_DEltX1; /* single-symbol decoding */ member in struct:__anon28
283 static U64 HUF_DEltX1_set4(BYTE symbol, BYTE nbBits) { argument
286 D4 = (symbol << 8) + nbBits;
288 D4 = symbol + (nbBits << 8);
417 BYTE const nbBits = (BYTE)(tableLog + 1 - w); local
425 D.nbBits = nbBits;
434 D.nbBits = nbBits;
442 U64 const D4 = HUF_DEltX1_set4(wksp->symbols[symbol + s], nbBits);
815 typedef struct { U16 sequence; BYTE nbBits; BYTE length; } HUF_DEltX2; /* double-symbols decoding */ member in struct:__anon30
823 HUF_buildDEltX2U32(U32 symbol, U32 nbBits, U32 baseSeq, int level) argument
842 HUF_buildDEltX2(U32 symbol, U32 nbBits, U32 baseSeq, int level) argument
854 HUF_buildDEltX2U64(U32 symbol, U32 nbBits, U16 baseSeq, int level) argument
872 HUF_fillDTableX2ForWeight( HUF_DEltX2* DTableRank, sortedSymbol_t const* begin, sortedSymbol_t const* end, U32 nbBits, U32 tableLog, U16 baseSeq, int const level) argument
975 U32 const nbBits = nbBitsBaseline - w; local
1001 U32 const nbBits = nbBitsBaseline - w; local
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| H A D | zstd_decompress_internal.h | 70 BYTE nbBits; member in struct:__anon229
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| H A D | zstd_decompress_block.c | 325 /* nextState, nbAddBits, nbBits, baseVal */
363 /* nextState, nbAddBits, nbBits, baseVal */
386 /* nextState, nbAddBits, nbBits, baseVal */
431 cell->nbBits = 0;
554 tableDecode[u].nbBits = (BYTE) (tableLog - BIT_highbit32(nextState) );
555 tableDecode[u].nextState = (U16) ( (nextState << tableDecode[u].nbBits) - tableSize);
620 U8 const nbBits = nbAdditionalBits[symbol]; local
621 ZSTD_buildSeqTable_rle(DTableSpace, baseline, nbBits);
1150 ZSTD_updateFseStateWithDInfo(ZSTD_fseState* DStatePtr, BIT_DStream_t* bitD, U16 nextState, U32 nbBits) argument
1152 size_t const lowBits = BIT_readBits(bitD, nbBits);
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| /linux-master/lib/zstd/compress/ |
| H A D | huf_compress.c | 148 static void HUF_setNbBits(HUF_CElt* elt, size_t nbBits) argument
150 assert(nbBits <= HUF_TABLELOG_ABSOLUTEMAX);
151 *elt = nbBits;
156 size_t const nbBits = HUF_getNbBits(*elt); local
157 if (nbBits > 0) {
158 assert((value >> nbBits) == 0);
159 *elt |= value << (sizeof(HUF_CElt) * 8 - nbBits);
244 /* fill nbBits */
282 BYTE nbBits; member in struct:nodeElt_s
289 * It sets all nodes with nbBits > maxNbBit
710 size_t nbBits = 0; local
806 size_t const nbBits = HUF_getNbBits(elt); local
847 size_t const nbBits = bitC->bitPos[0] & 0xFF; local
885 size_t const nbBits = bitC->bitPos[0] & 0xFF; local
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| H A D | fse_compress.c | 240 int nbBits; local
257 nbBits = tableLog+1;
297 bitCount += nbBits;
301 while (remaining<threshold) { nbBits--; threshold>>=1; }
537 size_t FSE_buildCTable_raw (FSE_CTable* ct, unsigned nbBits) argument
539 const unsigned tableSize = 1 << nbBits;
549 if (nbBits < 1) return ERROR(GENERIC); /* min size */
552 tableU16[-2] = (U16) nbBits;
560 { const U32 deltaNbBits = (nbBits << 16) - (1 << nbBits);
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