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ZSTD_REP_NUM removed from ZSTD_storeSeq

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This commit is contained in:
inikep 2016-03-16 12:03:07 +01:00
parent df164e6d35
commit 0ac4a551b9
2 changed files with 14 additions and 14 deletions
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18
lib/zstd_compress.c
View File

@ -776,7 +776,7 @@ MEM_STATIC void ZSTD_storeSeq(seqStore_t* seqStorePtr, size_t litLength, const B
else *(seqStorePtr->litLength++) = (BYTE)litLength;
/* match offset */
*(seqStorePtr->offset++) = (U32)offsetCode + ZSTD_REP_NUM - 1;
*(seqStorePtr->offset++) = (U32)offsetCode;
/* match Length */
if (matchCode >= MaxML) {
@ -997,7 +997,7 @@ void ZSTD_compressBlock_fast_generic(ZSTD_CCtx* zc,
}
/* match found */
ZSTD_storeSeq(seqStorePtr, ip-anchor, anchor, offset, mlCode);
ZSTD_storeSeq(seqStorePtr, ip-anchor, anchor, offset + ZSTD_REP_NUM - 1, mlCode);
ip += mlCode + MINMATCH;
anchor = ip;
@ -1012,7 +1012,7 @@ void ZSTD_compressBlock_fast_generic(ZSTD_CCtx* zc,
size_t rlCode = ZSTD_count(ip+MINMATCH, ip+MINMATCH-offset_2, iend);
size_t tmpOff = offset_2; offset_2 = offset_1; offset_1 = tmpOff; /* swap offset_2 <=> offset_1 */
hashTable[ZSTD_hashPtr(ip, hBits, mls)] = (U32)(ip-base);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, rlCode);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, rlCode);
ip += rlCode+MINMATCH;
anchor = ip;
continue; /* faster when present ... (?) */
@ -1109,7 +1109,7 @@ static void ZSTD_compressBlock_fast_extDict_generic(ZSTD_CCtx* ctx,
} }
/* found a match : store it */
ZSTD_storeSeq(seqStorePtr, ip-anchor, anchor, offset, mlCode);
ZSTD_storeSeq(seqStorePtr, ip-anchor, anchor, offset + ZSTD_REP_NUM - 1, mlCode);
ip += mlCode + MINMATCH;
anchor = ip;
@ -1127,7 +1127,7 @@ static void ZSTD_compressBlock_fast_extDict_generic(ZSTD_CCtx* ctx,
const BYTE* const repEnd2 = repIndex2 < dictLimit ? dictEnd : iend;
size_t repLength2 = ZSTD_count_2segments(ip+MINMATCH, repMatch2+MINMATCH, iend, repEnd2, lowPrefixPtr);
U32 tmpOffset = offset_2; offset_2 = offset_1; offset_1 = tmpOffset; /* swap offset_2 <=> offset_1 */
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, repLength2);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, repLength2);
hashTable[ZSTD_hashPtr(ip, hBits, mls)] = current2;
ip += repLength2+MINMATCH;
anchor = ip;
@ -1648,7 +1648,7 @@ void ZSTD_compressBlock_lazy_generic(ZSTD_CCtx* ctx,
_storeSequence:
{
size_t litLength = start - anchor;
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset, matchLength-MINMATCH);
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset + ZSTD_REP_NUM - 1, matchLength-MINMATCH);
anchor = ip = start + matchLength;
}
@ -1660,7 +1660,7 @@ _storeSequence:
offset = offset_2;
offset_2 = offset_1;
offset_1 = offset;
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, matchLength);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, matchLength);
ip += matchLength+MINMATCH;
anchor = ip;
continue; /* faster when present ... (?) */
@ -1843,7 +1843,7 @@ void ZSTD_compressBlock_lazy_extDict_generic(ZSTD_CCtx* ctx,
_storeSequence:
{
size_t litLength = start - anchor;
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset, matchLength-MINMATCH);
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset + ZSTD_REP_NUM - 1, matchLength-MINMATCH);
anchor = ip = start + matchLength;
}
@ -1858,7 +1858,7 @@ _storeSequence:
const BYTE* const repEnd = repIndex < dictLimit ? dictEnd : iend;
matchLength = ZSTD_count_2segments(ip+MINMATCH, repMatch+MINMATCH, iend, repEnd, prefixStart) + MINMATCH;
offset = offset_2; offset_2 = offset_1; offset_1 = offset; /* swap offset history */
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, matchLength-MINMATCH);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, matchLength-MINMATCH);
ip += matchLength;
anchor = ip;
continue; /* faster when present ... (?) */

10
lib/zstd_opt.h
View File

@ -688,7 +688,7 @@ _storeSequence: /* cur, last_pos, best_mlen, best_off have to be set */
#endif
ZSTD_updatePrice(seqStorePtr, litLength, anchor, offset, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset + ZSTD_REP_NUM - 1, mlen-minMatch);
anchor = ip = ip + mlen;
} /* for (cur=0; cur < last_pos; ) */
@ -702,7 +702,7 @@ _storeSequence: /* cur, last_pos, best_mlen, best_off have to be set */
rep[0] = best_off;
ZSTD_LOG_ENCODE("%d/%d: ENCODE REP literals=%d mlen=%d off=%d rep1=%d rep2=%d\n", (int)(anchor-base), (int)(iend-base), (int)(0), (int)best_mlen, (int)(0), (int)rep[0], (int)rep[1]);
ZSTD_updatePrice(seqStorePtr, 0, anchor, 0, best_mlen);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, best_mlen);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, best_mlen);
anchor += best_mlen+minMatch;
continue; /* faster when present ... (?) */
}
@ -1036,7 +1036,7 @@ _storeSequence: // cur, last_pos, best_mlen, best_off have to be set
#endif
ZSTD_updatePrice(seqStorePtr, litLength, anchor, offset, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, litLength, anchor, offset + ZSTD_REP_NUM - 1, mlen-minMatch);
anchor = ip = ip + mlen;
}
@ -1059,7 +1059,7 @@ _storeSequence: // cur, last_pos, best_mlen, best_off have to be set
offset = rep[1]; rep[1] = rep[0]; rep[0] = offset; /* swap offset history */
ZSTD_LOG_ENCODE("%d/%d: ENCODE REP literals=%d mlen=%d off=%d rep1=%d rep2=%d\n", (int)(anchor-base), (int)(iend-base), (int)(0), (int)best_mlen, (int)(0), (int)rep[0], (int)rep[1]);
ZSTD_updatePrice(seqStorePtr, 0, anchor, 0, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, mlen-minMatch);
anchor += mlen;
}
#else
@ -1077,7 +1077,7 @@ _storeSequence: // cur, last_pos, best_mlen, best_off have to be set
offset = rep[1]; rep[1] = rep[0]; rep[0] = offset; /* swap offset history */
ZSTD_LOG_ENCODE("%d/%d: ENCODE REP literals=%d mlen=%d off=%d rep1=%d rep2=%d\n", (int)(anchor-base), (int)(iend-base), (int)(0), (int)best_mlen, (int)(0), (int)rep[0], (int)rep[1]);
ZSTD_updatePrice(seqStorePtr, 0, anchor, 0, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0, mlen-minMatch);
ZSTD_storeSeq(seqStorePtr, 0, anchor, 0 + ZSTD_REP_NUM - 1, mlen-minMatch);
anchor += mlen;
continue; /* faster when present ... (?) */
}