ddidderr/zstd-rs
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Add 64 row entry support for lazy

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senhuang42
2021-08-04 16:19:12 -04:00
parent 31820e032c
commit e411040ea1
4 changed files with 507 additions and 188 deletions
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lib/compress/zstd_compress.c
+14 -14
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@@ -1785,8 +1785,8 @@ ZSTD_reset_matchState(ZSTD_matchState_t* ms,
if (ms->tagTable) ZSTD_memset(ms->tagTable, 0, tagTableSize);
}
{ /* Switch to 32-entry rows if searchLog is 5 (or more) */
U32 const rowLog = cParams->searchLog < 5 ? 4 : 5;
assert(cParams->hashLog > rowLog);
U32 const rowLog = MAX(MIN(cParams->searchLog, 6), 4);
assert(cParams->hashLog >= rowLog);
ms->rowHashLog = cParams->hashLog - rowLog;
}
}
@@ -6213,12 +6213,12 @@ static const ZSTD_compressionParameters ZSTD_defaultCParameters[4][ZSTD_MAX_CLEV
{ 18, 14, 14, 1, 5, 0, ZSTD_dfast }, /* level 2 */
{ 18, 16, 16, 1, 4, 0, ZSTD_dfast }, /* level 3 */
{ 18, 16, 17, 3, 5, 2, ZSTD_greedy }, /* level 4.*/
{ 18, 18, 18, 4, 5, 2, ZSTD_greedy }, /* level 5.*/
{ 18, 18, 19, 5, 5, 4, ZSTD_greedy }, /* level 6.*/
{ 18, 18, 19, 3, 4, 4, ZSTD_lazy }, /* level 7 */
{ 18, 18, 19, 4, 4, 8, ZSTD_lazy }, /* level 8 */
{ 18, 18, 19, 4, 4, 8, ZSTD_lazy2 }, /* level 9 */
{ 18, 18, 19, 5, 4, 8, ZSTD_lazy2 }, /* level 10 */
{ 18, 17, 18, 5, 5, 2, ZSTD_greedy }, /* level 5.*/
{ 18, 18, 19, 3, 5, 4, ZSTD_lazy }, /* level 6.*/
{ 18, 18, 19, 4, 4, 4, ZSTD_lazy }, /* level 7 */
{ 18, 18, 19, 4, 4, 8, ZSTD_lazy2 }, /* level 8 */
{ 18, 18, 19, 5, 4, 8, ZSTD_lazy2 }, /* level 9 */
{ 18, 18, 19, 6, 4, 8, ZSTD_lazy2 }, /* level 10 */
{ 18, 18, 19, 5, 4, 12, ZSTD_btlazy2 }, /* level 11.*/
{ 18, 19, 19, 7, 4, 12, ZSTD_btlazy2 }, /* level 12.*/
{ 18, 18, 19, 4, 4, 16, ZSTD_btopt }, /* level 13 */
@@ -6239,12 +6239,12 @@ static const ZSTD_compressionParameters ZSTD_defaultCParameters[4][ZSTD_MAX_CLEV
{ 17, 13, 15, 1, 5, 0, ZSTD_fast }, /* level 2 */
{ 17, 15, 16, 2, 5, 0, ZSTD_dfast }, /* level 3 */
{ 17, 17, 17, 2, 4, 0, ZSTD_dfast }, /* level 4 */
{ 17, 16, 17, 4, 4, 2, ZSTD_greedy }, /* level 5 */
{ 17, 16, 17, 5, 4, 4, ZSTD_greedy }, /* level 6 */
{ 17, 16, 17, 4, 4, 8, ZSTD_lazy }, /* level 7 */
{ 17, 16, 17, 5, 4, 8, ZSTD_lazy }, /* level 8 */
{ 17, 16, 17, 4, 4, 8, ZSTD_lazy2 }, /* level 9 */
{ 17, 16, 17, 5, 4, 8, ZSTD_lazy2 }, /* level 10 */
{ 17, 16, 17, 3, 4, 2, ZSTD_greedy }, /* level 5 */
{ 17, 16, 17, 3, 4, 4, ZSTD_lazy }, /* level 6 */
{ 17, 16, 17, 3, 4, 8, ZSTD_lazy2 }, /* level 7 */
{ 17, 16, 17, 4, 4, 8, ZSTD_lazy2 }, /* level 8 */
{ 17, 16, 17, 5, 4, 8, ZSTD_lazy2 }, /* level 9 */
{ 17, 16, 17, 6, 4, 8, ZSTD_lazy2 }, /* level 10 */
{ 17, 17, 17, 5, 4, 8, ZSTD_btlazy2 }, /* level 11 */
{ 17, 18, 17, 7, 4, 12, ZSTD_btlazy2 }, /* level 12 */
{ 17, 18, 17, 3, 4, 12, ZSTD_btopt }, /* level 13.*/