ddidderr/zstd-rs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

minor const

Browse Source
This commit is contained in:
Yann Collet
2016-11-29 16:59:27 -08:00
parent a56ac2815c
commit 25f46dcc0f
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/compress/zstd_compress.c
+3 -2
View File
@@ -1482,8 +1482,9 @@ static U32 ZSTD_insertBt1(ZSTD_CCtx* zc, const BYTE* const ip, const U32 mls, co
hashTable[h] = current; /* Update Hash Table */ hashTable[h] = current; /* Update Hash Table */
while (nbCompares-- && (matchIndex > windowLow)) { while (nbCompares-- && (matchIndex > windowLow)) {
U32* nextPtr = bt + 2*(matchIndex & btMask); U32* const nextPtr = bt + 2*(matchIndex & btMask);
size_t matchLength = MIN(commonLengthSmaller, commonLengthLarger); /* guaranteed minimum nb of common bytes */ size_t matchLength = MIN(commonLengthSmaller, commonLengthLarger); /* guaranteed minimum nb of common bytes */
#ifdef ZSTD_C_PREDICT /* note : can create issues when hlog small <= 11 */ #ifdef ZSTD_C_PREDICT /* note : can create issues when hlog small <= 11 */
const U32* predictPtr = bt + 2*((matchIndex-1) & btMask); /* written this way, as bt is a roll buffer */ const U32* predictPtr = bt + 2*((matchIndex-1) & btMask); /* written this way, as bt is a roll buffer */
if (matchIndex == predictedSmall) { if (matchIndex == predictedSmall) {
@@ -1579,7 +1580,7 @@ static size_t ZSTD_insertBtAndFindBestMatch (
hashTable[h] = current; /* Update Hash Table */ hashTable[h] = current; /* Update Hash Table */
while (nbCompares-- && (matchIndex > windowLow)) { while (nbCompares-- && (matchIndex > windowLow)) {
U32* nextPtr = bt + 2*(matchIndex & btMask); U32* const nextPtr = bt + 2*(matchIndex & btMask);
size_t matchLength = MIN(commonLengthSmaller, commonLengthLarger); /* guaranteed minimum nb of common bytes */ size_t matchLength = MIN(commonLengthSmaller, commonLengthLarger); /* guaranteed minimum nb of common bytes */
const BYTE* match; const BYTE* match;