sharpetronics/zstd
1
0
Fork 0
mirror of https://github.com/facebook/zstd.git synced 2025-11-04 00:02:59 -05:00
Code Issues Projects Releases Wiki Activity

Conceivably Dedup ZSTD_noDict and ZSTD_dictMatchState _insertBt1 Impls

Browse Source 
By reverting to the bool extDict flag, we call ZSTD_insertBt1 with the same
const args in both non-extDict dictModes.
This commit is contained in:
W. Felix Handte 2018-06-21 11:20:01 -04:00
parent 5d81f71e83
commit 5da9bbc38e
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
lib/compress/zstd_opt.c
View File

@ -359,10 +359,10 @@ static U32 ZSTD_insertAndFindFirstIndexHash3 (ZSTD_matchState_t* ms, const BYTE*
/** ZSTD_insertBt1() : add one or multiple positions to tree.
* ip : assumed <= iend-8 .
* @return : nb of positions added */
FORCE_INLINE_TEMPLATE U32 ZSTD_insertBt1(
static U32 ZSTD_insertBt1(
ZSTD_matchState_t* ms, ZSTD_compressionParameters const* cParams,
const BYTE* const ip, const BYTE* const iend,
U32 const mls, const ZSTD_dictMode_e dictMode)
U32 const mls, const int extDict)
{
U32* const hashTable = ms->hashTable;
U32 const hashLog = cParams->hashLog;
@ -426,7 +426,7 @@ FORCE_INLINE_TEMPLATE U32 ZSTD_insertBt1(
}
#endif
if ((dictMode == ZSTD_noDict) || (dictMode == ZSTD_dictMatchState) || (matchIndex+matchLength >= dictLimit)) {
if (!extDict || (matchIndex+matchLength >= dictLimit)) {
assert(matchIndex+matchLength >= dictLimit); /* might be wrong if actually extDict */
match = base + matchIndex;
matchLength += ZSTD_count(ip+matchLength, match+matchLength, iend);
@ -482,7 +482,7 @@ void ZSTD_updateTree_internal(
idx, target, dictMode);
while(idx < target)
idx += ZSTD_insertBt1(ms, cParams, base+idx, iend, mls, dictMode);
idx += ZSTD_insertBt1(ms, cParams, base+idx, iend, mls, dictMode == ZSTD_extDict);
ms->nextToUpdate = target;
}