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Author SHA1 Message Date
senandGitHub f8afc66573 Merge pull request #2588 from senhuang42/update_regressiontest 
[regressiontest] Update results.csv
 2021-04-27 12:40:07 -04:00
senhuang42 33abda4400 Update results.csv 2021-04-26 15:55:23 -04:00
senandGitHub 3e2fbfd056 Merge pull request #2579 from senhuang42/getcdictID_to_stable 
[1.5.0] Promote ZSTD_getDictID_fromCDict() into stable API
 2021-04-26 09:55:43 -04:00
senandGitHub 14c11c7459 Merge pull request #2586 from senhuang42/dds_fuzz 
Add DDS to oss fuzzer
 2021-04-24 12:39:16 -04:00
senhuang42 f80dec66b0 Add DDS to oss fuzzer 2021-04-22 18:21:43 -04:00
senandGitHub 3eb3845898 Merge pull request #2583 from senhuang42/remove_zbuff 
[1.5.0] Remove ZBUFF
 2021-04-20 17:05:32 -04:00
senhuang42 a423305e7b Remove ZBUFF tests 2021-04-19 17:27:05 -04:00
senhuang42 3b98987496 Remove building of ZBUFF/deprecated folder by default 2021-04-19 17:12:00 -04:00
Sen Huang 9c1ca3c00b Moved ZSTD_getDictID_fromCDict() into stable API 2021-04-16 10:14:29 -07:00
senandGitHub 12c045f74d Merge pull request #2574 from senhuang42/repcode_mismatch_detector_fix 
Correct the block splitter mismatched repcodes detection.
 2021-04-12 23:27:43 -04:00
senandGitHub ebd41ebe56 Merge pull request #2572 from senhuang42/row_hash_hashcache_one_off_error_fix 
Adjust nb elements to prefetch in ZSTD_row_fillHashCache()
 2021-04-12 15:38:53 -04:00
Sen Huang 8844f93957 Adjust nb elements to prefetch in ZSTD_row_fillHashCache() 2021-04-12 14:24:58 -04:00
Sen Huang 550f76f131 Correct the detection of mismatched repcodes 2021-04-09 09:08:51 -07:00
senandGitHub 56421f34e4 Merge pull request #2494 from senhuang42/row_hash2 
SIMD Row Based Matchfinder 🚀
 2021-04-08 10:55:14 -04:00
Sen Huang 4d63d6e8aa Update results.csv, add Row hash to regression test 2021-04-07 10:31:41 -07:00
senandGitHub f71aabb5b5 Move clevel override to after initLocalDict() (#2571) 2021-04-06 21:05:37 -04:00
senandGitHub f1e8b565c2 Maintain two repcode histories for block splitting, replace invalid repcodes (#2569) 2021-04-06 17:25:55 -04:00
senandGitHub e38124555e Fix dictionary force reloading clevel selection (#2570) 
* Move cdict clevel override to before localdict init

* Update results.csv after dict load changes
 2021-04-06 15:35:09 -04:00
senandGitHub 980f3bbf83 [cwksp] Align all allocated "tables" and "aligneds" to 64 bytes (#2546) 
* Perform 64-byte alignment of wksp tables and aligneds internally

* Clean up cwskp_finalize() function to only do two allocs

* Refactor aligned/buffer reservation code, remove ASAN req for alignment reservations

* Change from allocating 128 bytes always to allocating only buffer space as needed for tables/aligned

* Back out aligned/table reservation order restriction

* Add stricter bounds for new/resized wksps, fix comment in zstd_cwksp.h
 2021-04-01 20:07:19 -04:00
senandGitHub 255925c231 Fix repcode-related OSS-fuzz issues in block splitter (#2560) 
* Do not emit last partitions of blocks as RLE/uncompressed

* Fix repcode updates within block splitter

* Add a entropytables confirm function, redo ZSTD_confirmRepcodesAndEntropyTables() for better function signature

* Add a repcode updater to block splitter, no longer need to force emit compressed blocks
 2021-03-31 15:14:59 -04:00
senandGitHub 84ccb81e7c Merge pull request #2561 from senhuang42/longlength_enum 
Add enum for representing long length ID
 2021-03-26 15:55:12 -04:00
Sen Huang b1a43455f8 Add enum for representing long length ID 2021-03-26 10:41:09 -07:00
senandGitHub ab216bc2c5 Merge pull request #2559 from senhuang42/add_dict_regression_tests_backup 
Add different dict modes to compression ratio regression test, update results.csv
 2021-03-25 19:26:06 -04:00
Sen Huang bbbd578f45 Update results.csv 2021-03-25 11:16:37 -07:00
senandGitHub 4fe2e7ae14 Merge pull request #2558 from senhuang42/msan_block_splitter_fix 
Fix block splitter minor MSAN warning.
 2021-03-25 13:51:43 -04:00
Sen Huang f27e326456 Restrict dictmode regression tests only to advanced API, fix some compiler warnings 2021-03-25 10:39:08 -07:00
Sen Huang 1cadf86b39 Add tests to regression tests for dict 2021-03-25 10:39:08 -07:00
senandGitHub b0407b9f0e Merge pull request #2555 from senhuang42/default_clevel_func 
Add ZSTD_defaultCLevel() function to public API
 2021-03-25 13:07:28 -04:00
Sen Huang ef4e26bda5 Add clang msan fuzz test to github actions 2021-03-25 09:11:43 -07:00
Sen Huang 2a907bf4aa Move lastCountSize into a returned struct, fix MSAN error 2021-03-25 09:11:15 -07:00
Sen Huang e398744a35 Add ZSTD_defaultCLevel() function to public API 2021-03-25 08:04:00 -07:00
senandGitHub bf542c8a8d Merge pull request #2447 from senhuang42/block_splitter_v2 
Recursive block splitting
 2021-03-24 12:27:22 -04:00
Sen Huang 5b566ebe08 Rename *compressSequences*() functions for clarity 2021-03-24 08:21:29 -07:00
Sen Huang 0ef1f935b7 Add a fallback in case the total blocksize of split blocks exceeds raw block size 2021-03-24 08:21:29 -07:00
Sen Huang c90e81a692 Enable block splitter by default when applicable 2021-03-24 08:21:29 -07:00
Sen Huang e34332834a Clean up various functions, add debuglogging for estimate vs. actual sizes 2021-03-24 08:21:29 -07:00
Sen Huang 41c3eae6d9 Fix various fuzzer failures: repcode history, superblocks 2021-03-24 08:21:29 -07:00
senhuang42 0633bf17c3 Change 1.3.4 bugfix to be cross-compatible with superblocks and normal compression 2021-03-24 08:21:29 -07:00
senhuang42 eb1ee8686d Refactor buildSequencesStatistics() to avoid pointer increment for superblocks 2021-03-24 08:21:29 -07:00
senhuang42 e2bb215117 Add unit tests and fuzzer param 2021-03-24 08:21:09 -07:00
senhuang42 de52de1347 Add recursive block split algorithm 2021-03-24 08:21:09 -07:00
senhuang42 f06f6626ed Update function names for consistency 2021-03-24 08:20:54 -07:00
senhuang42 c56d6e49e8 Add block splitter to experimental params 2021-03-24 08:20:54 -07:00
senhuang42 2949a95224 Refactor block compression logic into single function 2021-03-24 08:20:54 -07:00
senhuang42 c05c090cc2 Centralize entropy statistics calculations to zstd_compress.c 2021-03-24 08:20:29 -07:00
senandGitHub c48889f097 Merge pull request #2538 from senhuang42/monotonicity_test 
Add memory monotonicity test over srcSize
 2021-03-22 16:54:34 -04:00
Sen Huang dff4a0e867 Make ZSTD_estimateCCtxSize_internal() loop through all srcSize parameter sets as well 2021-03-21 16:15:31 -07:00
senandGitHub eace4abc25 Merge pull request #2540 from senhuang42/fix_dds_supported 
Fix dedicated dict search isSupported() requirements.
 2021-03-17 23:25:53 -04:00
Sen Huang 77ae664ba6 Fix ZSTD_dedicatedDictSearch_isSupported() requirements 2021-03-16 17:36:05 -07:00
senhuang42 386111adec Add a nbSeq argument to compressSequences() 
Refactor ZSTD_compressBlock_internal() to do the block header write within and add nbSeq argument to compressSequences()
 2021-03-16 14:04:22 -07:00
senhuang42 98764493cf Move block header write into compressBlock_internal() 2021-03-16 14:04:22 -07:00
senandGitHub 413b3198b0 Merge pull request #2534 from foxeng/fix-seek-descriptor-check 
Fix seek table descriptor check when loading
 2021-03-16 13:09:00 -04:00
Sen Huang b9dd821441 Add mem monotonicity test over srcSize 2021-03-16 08:24:26 -07:00
senandGitHub a3feed8dcd Merge pull request #2517 from PaulBone/num_cores 
Make the number of physical CPU cores detection more robust
 2021-03-08 11:14:34 -05:00
senandGitHub 0388054aab Merge pull request #2516 from senhuang42/seekable_hang_fix 
Seekable hang fix
 2021-03-03 17:30:46 -05:00
Sen Huang 527a20c3cd Fix seekable decompress hanging 2021-03-02 14:30:03 -08:00
senhuang42 444c4650a0 Add newline to end of cli help message 2021-02-17 12:30:42 -05:00
senandGitHub 7e6c53c7fe Merge pull request #2465 from senhuang42/cformat_2021 
[license] Change year to 2021 compression_format.md
 2021-01-11 12:35:34 -05:00
senhuang42 1d6d64afa3 Change year to 2021 for compression format file 2021-01-11 08:53:29 -05:00
senandGitHub 69085db61c Merge pull request #2446 from senhuang42/multiple_ddicts_v3 
[RFC] Support references to multiple DDicts
 2021-01-08 16:49:45 -05:00
senhuang42 9ae0dd9336 Fix Visual and staticanalyze warnings 2021-01-07 17:58:37 -05:00
senhuang42 4f7584e7a3 Allow freestanding lib script regex to detect XXH64( 2021-01-07 12:29:12 -05:00
senhuang42 17222654bf Add streaming decompression to unit test 2021-01-07 12:29:12 -05:00
senhuang42 c2c9b8a7ec Address comments, clean up interface/internals 2021-01-07 12:29:12 -05:00
senhuang42 22b7bff2bc Add unit test, improve documentation 2021-01-07 12:29:12 -05:00
senhuang42 ea52fc3606 Use XXHash for hash function, create a sensible public interface 2021-01-07 12:29:12 -05:00
senhuang42 7c1a79f232 Add debuglog statements 2021-01-07 12:29:11 -05:00
senhuang42 d1a6a9d285 Reference requested dict ID at decompression time 2021-01-07 12:29:11 -05:00
senhuang42 5a6d3eef2b Allocate memory for DDict hash set when parameter is set 2021-01-07 12:29:11 -05:00
senhuang42 fd5b608f1c Add parameter to control multiple DDicts 2021-01-07 12:29:11 -05:00
senhuang42 f933668d3f Implement hashset for dictIDs 2021-01-07 12:29:11 -05:00
senhuang42 5c41490bfe Use pre-defined constants 2020-12-21 11:52:05 -05:00
senhuang42 339d8ba103 Add unit test 2020-12-21 11:33:27 -05:00
senhuang42 7e11bd012b Implement skippable frame function 2020-12-21 11:13:22 -05:00
senandGitHub f8224ab116 Merge pull request #2418 from senhuang42/fix_paramgrill_warnings 
Fix various paramgrill conversion warnings
 2020-12-08 12:50:23 -05:00
senhuang42 b9ab6bc061 Fix various conversion warnings 2020-12-08 10:07:28 -05:00
senandGitHub f34d2f4192 Merge pull request #2408 from senhuang42/seekable_hang_fix 
Remove possibility of hanging when using seekable decompression
 2020-12-07 08:46:27 -05:00
senhuang42 db249bef4b Allow paramgrill in cmake on windows 2020-12-03 10:39:16 -05:00
senhuang42 260b85acf5 Fix MSVC 2019 warnings 2020-12-03 10:36:45 -05:00
senhuang42 a8693ddef7 Add seekable tests to CI 2020-12-03 09:25:45 -05:00
senhuang42 26f89d47aa Clean up makefile for seekable tests 2020-12-03 09:25:04 -05:00
senhuang42 152b55879c Add unit tests to seekable 2020-12-02 15:33:12 -05:00
senandGitHub a6ee1b3047 Merge pull request #2407 from senhuang42/sequence_compression_nbseqcheck_fix 
[oss-fuzz] Move sequence compression API nbSequences check
 2020-12-02 14:40:02 -05:00
senhuang42 9db49a3989 Add a forward progress requirement bound to seekable streaming decompression 2020-12-02 12:24:16 -05:00
senhuang42 2cbd038528 Move max nb seq check to per-block 2020-12-02 12:11:32 -05:00
senandGitHub 993baba315 Merge pull request #2405 from senhuang42/sequence_compression_minmatch_fix 
Sequence Compression API - make validator use cctx minMatch instead of global MINMATCH
 2020-12-01 17:34:01 -05:00
senhuang42 3efe9c902b Add sequence nb validation to compressSequences(), adjust minMatch comparisons 2020-12-01 10:54:45 -05:00
senhuang42 4c5f337248 Use cctx's minMatch instead of global MINMATCH, make fuzzer use validation 2020-11-30 15:41:20 -05:00
senandGitHub e0ec32f1e3 Merge pull request #2398 from senhuang42/fix_seq_compression_oss_fuzz 
[OSS-Fuzz] Make sequence compression fuzzer's generated minmatch to be same as CCtx's minmatch
 2020-11-23 21:54:16 -05:00
senhuang42 23554ff25f Force CCtx minmatch to be same as generated minmatch 2020-11-23 13:29:20 -05:00
senandGitHub 0a4dbe9cd2 Merge pull request #2394 from senhuang42/seq_compress_fuzzer 
Fuzzer for sequence compression API
 2020-11-22 13:07:46 -05:00
senhuang42 c502cd33e5 Fix generating 1 too few characters in random string generator 2020-11-20 16:58:25 -05:00
senhuang42 5b0c8f0a7c Add appropriate bound to matchlengths, and reduce srcSize max 2020-11-20 16:58:25 -05:00
senhuang42 a73a07b189 Add a bound for matchlength dependent on window size 2020-11-20 16:58:25 -05:00
senhuang42 5c68c5e31e Variety of minor fixups, reduce allocation, make deterministic 2020-11-20 16:58:25 -05:00
senhuang42 59c021f501 Add built binary to .gitignore 2020-11-20 16:58:25 -05:00
senhuang42 26bc0bfdf6 Add new fuzzer to build targets 2020-11-20 16:58:25 -05:00
senhuang42 ed575963c5 Implement new fuzzer for sequence compression 2020-11-20 16:58:25 -05:00
senandGitHub c5fbd55dac Merge pull request #2387 from senhuang42/compress_sequence_API 
[RFC] New sequence compression API
 2020-11-20 16:54:20 -05:00
senhuang42 7742f076b4 Add experimental param for sequence validation 2020-11-20 11:57:41 -05:00