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| author | Przemyslaw Skibinski <inikep@gmail.com> | 2016-12-28 14:38:59 (GMT) |
|---|---|---|
| committer | Przemyslaw Skibinski <inikep@gmail.com> | 2016-12-28 14:38:59 (GMT) |
| commit | 312d88249feee4c1b7511ac9fffce10ed6802ba7 (patch) | |
| tree | 7129ddf2bfb327648e5c566c96b851a1c3ea97b7 | |
| parent | 3d5bb38977cbb200fe0950095b7a10261b7ff792 (diff) | |
| download | lz4-312d88249feee4c1b7511ac9fffce10ed6802ba7.zip lz4-312d88249feee4c1b7511ac9fffce10ed6802ba7.tar.gz lz4-312d88249feee4c1b7511ac9fffce10ed6802ba7.tar.bz2 | |
removed nextToUpdateBT
| -rw-r--r-- | lib/lz4hc.c | 5 | ||||
| -rw-r--r-- | lib/lz4hc.h | 2 | ||||
| -rw-r--r-- | lib/lz4opt.h | 6 |
3 files changed, 5 insertions, 8 deletions
diff --git a/lib/lz4hc.c b/lib/lz4hc.c index 45dea72..5d4ea3e 100644 --- a/lib/lz4hc.c +++ b/lib/lz4hc.c @@ -98,7 +98,7 @@ static void LZ4HC_init (LZ4HC_CCtx_internal* hc4, const BYTE* start) { MEM_INIT((void*)hc4->hashTable, 0, sizeof(hc4->hashTable)); MEM_INIT(hc4->chainTable, 0xFF, sizeof(hc4->chainTable)); - hc4->nextToUpdate = hc4->nextToUpdateBT = 64 KB; + hc4->nextToUpdate = 64 KB; hc4->base = start - 64 KB; hc4->end = start; hc4->dictBase = start - 64 KB; @@ -597,7 +597,7 @@ static void LZ4HC_setExternalDict(LZ4HC_CCtx_internal* ctxPtr, const BYTE* newBl ctxPtr->dictBase = ctxPtr->base; ctxPtr->base = newBlock - ctxPtr->dictLimit; ctxPtr->end = newBlock; - ctxPtr->nextToUpdate = ctxPtr->nextToUpdateBT = ctxPtr->dictLimit; /* match referencing will resume from there */ + ctxPtr->nextToUpdate = ctxPtr->dictLimit; /* match referencing will resume from there */ } static int LZ4_compressHC_continue_generic (LZ4_streamHC_t* LZ4_streamHCPtr, @@ -657,7 +657,6 @@ int LZ4_saveDictHC (LZ4_streamHC_t* LZ4_streamHCPtr, char* safeBuffer, int dictS streamPtr->dictLimit = endIndex - dictSize; streamPtr->lowLimit = endIndex - dictSize; if (streamPtr->nextToUpdate < streamPtr->dictLimit) streamPtr->nextToUpdate = streamPtr->dictLimit; - if (streamPtr->nextToUpdateBT < streamPtr->dictLimit) streamPtr->nextToUpdateBT = streamPtr->dictLimit; } return dictSize; } diff --git a/lib/lz4hc.h b/lib/lz4hc.h index ad731d9..1036fd0 100644 --- a/lib/lz4hc.h +++ b/lib/lz4hc.h @@ -154,7 +154,6 @@ typedef struct uint32_t dictLimit; /* below that point, need extDict */ uint32_t lowLimit; /* below that point, no more dict */ uint32_t nextToUpdate; /* index from which to continue dictionary update */ - uint32_t nextToUpdateBT; /* index from which to continue binary tree update */ uint32_t searchNum; /* only for optimal parser */ uint32_t compressionLevel; } LZ4HC_CCtx_internal; @@ -172,7 +171,6 @@ typedef struct unsigned int dictLimit; /* below that point, need extDict */ unsigned int lowLimit; /* below that point, no more dict */ unsigned int nextToUpdate; /* index from which to continue dictionary update */ - unsigned int nextToUpdateBT; /* index from which to continue binary tree update */ unsigned int searchNum; /* only for optimal parser */ unsigned int compressionLevel; } LZ4HC_CCtx_internal; diff --git a/lib/lz4opt.h b/lib/lz4opt.h index cc80495..d1913fe 100644 --- a/lib/lz4opt.h +++ b/lib/lz4opt.h @@ -171,7 +171,7 @@ FORCE_INLINE void LZ4HC_updateBinTree(LZ4HC_CCtx_internal* ctx, const BYTE* cons { const BYTE* const base = ctx->base; const U32 target = (U32)(ip - base); - U32 idx = ctx->nextToUpdateBT; + U32 idx = ctx->nextToUpdate; while(idx < target) idx += LZ4HC_BinTree_InsertAndGetAllMatches(ctx, base+idx, iHighLimit, 8, NULL, NULL); } @@ -184,10 +184,10 @@ FORCE_INLINE int LZ4HC_BinTree_GetAllMatches ( size_t best_mlen, LZ4HC_match_t* matches, const int fullUpdate) { int mnum = 0; - if (ip < ctx->base + ctx->nextToUpdateBT) return 0; /* skipped area */ + if (ip < ctx->base + ctx->nextToUpdate) return 0; /* skipped area */ if (fullUpdate) LZ4HC_updateBinTree(ctx, ip, iHighLimit); best_mlen = LZ4HC_BinTree_InsertAndGetAllMatches(ctx, ip, iHighLimit, best_mlen, matches, &mnum); - ctx->nextToUpdateBT = (U32)(ip - ctx->base + best_mlen); + ctx->nextToUpdate = (U32)(ip - ctx->base + best_mlen); return mnum; } |