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slight decompression speed improvement

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This commit is contained in:
Yann Collet 2016-08-20 02:59:04 +02:00
parent 0cfe2ec2fd
commit 1bee2d5e08
1 changed files with 3 additions and 1 deletions
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4
lib/decompress/zstd_decompress.c
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@ -678,7 +678,9 @@ size_t ZSTD_execSequence(BYTE* op,
if (iLitEnd > litLimit_w) return ERROR(corruption_detected); /* over-read beyond lit buffer */ if (iLitEnd > litLimit_w) return ERROR(corruption_detected); /* over-read beyond lit buffer */
/* copy Literals */ /* copy Literals */
ZSTD_wildcopy(op, *litPtr, sequence.litLength); /* note : since oLitEnd <= oend-WILDCOPY_OVERLENGTH, no risk of overwrite beyond oend */ ZSTD_copy8(op, *litPtr);
if (sequence.litLength > 8)
ZSTD_wildcopy(op+8, (*litPtr)+8, sequence.litLength - 8); /* note : since oLitEnd <= oend-WILDCOPY_OVERLENGTH, no risk of overwrite beyond oend */
op = oLitEnd; op = oLitEnd;
*litPtr = iLitEnd; /* update for next sequence */ *litPtr = iLitEnd; /* update for next sequence */