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restored fast zstd_opt variant

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This commit is contained in:
Yann Collet 2016-02-10 17:18:24 +01:00
parent b79a0b34f3
commit 490aa68b18
1 changed files with 2 additions and 2 deletions
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4
lib/zstd_opt.h
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@ -350,8 +350,8 @@ U32 ZSTD_HcGetAllMatches_generic (
nbAttempts--;
if ((!extDict) || matchIndex >= dictLimit) {
match = base + matchIndex;
//if (match[minml] == ip[minml]) currentMl = ZSTD_count(ip, match, iHighLimit); if (currentMl>0) { // faster
if (MEM_read32(match) == MEM_read32(ip)) { currentMl = ZSTD_count(ip+MINMATCH, match+MINMATCH, iHighLimit)+MINMATCH; // stronger
if (match[minml] == ip[minml]) currentMl = ZSTD_count(ip, match, iHighLimit); if (currentMl>0) { // faster
//if (MEM_read32(match) == MEM_read32(ip)) { currentMl = ZSTD_count(ip+MINMATCH, match+MINMATCH, iHighLimit)+MINMATCH; // stronger
while ((match-back > base) && (ip-back > iLowLimit) && (ip[-back-1] == match[-back-1])) back++;
currentMl += back;
}