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Yann Collet Cyan4973

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944 contributions in the last year

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Activity overview

Contributed to facebook/zstd, Cyan4973/xxHash, lz4/lz4 and 1 other repository

Contribution activity

December 2021

Created 90 commits in 2 repositories

Created a pull request in facebook/zstd that received 3 comments

rebalance lazy compression levels

This is a proposed update to rebalance compression levels. It makes levels stronger than then used to be in v1.5.0, and closer to (though generally…

+127 −127 • 3 comments

Opened 21 other pull requests in 2 repositories

facebook/zstd 1 open 10 merged

storeSeq & mlBase : clarity refactoring Dec 23
update man pages for v1.5.1 Dec 20
v1.5.1 Dec 20
Revert "Limit ZSTD_maxCLevel to 21 for 32-bit binaries." Dec 20
fixed incorrect rowlog initialization Dec 15
simplify SSE implementation of row_lazy match finder Dec 14
x32 compatibility Dec 11
Update changelog for v1.5.1 Dec 9
updated xxHash to latest v0.8.1 Dec 8
Zstandard compiles and run on m68k cpus Dec 2
merge #2501 Dec 2

Cyan4973/xxHash 10 merged

added __attribute__((pure)) Dec 12
added __attribute__((malloc)) Dec 11
added __attribute__((const)) Dec 11
improved nostdlib test Dec 11
new build macro XXH_NO_STDLIB Dec 8
removed XXH3 declarations when XXH_NO_XXH3 is defined Dec 8
fix cmake --install Dec 4
fix man page installation Dec 4
fix minor static analyzer warning Dec 2
added m68k emulation tests to GA Dec 2

Reviewed 42 pull requests in 2 repositories

facebook/zstd 27 pull requests

Fix zstd-static output name with MINGW/Clang Dec 22
Flatten ZSTD_row_getMatchMask Dec 21
Allow user to specify memory limit for dictionary training Dec 14
Stagger Stepping in Negative Levels Dec 14
Fix performance degradation with -m32 Dec 14
typo: Small spelling mistake in example Dec 11
Reject Irregular Dictionary Files Dec 8
Fix oss-fuzz build Dec 8
Remove possible NULL pointer addition Dec 8
Fix Up #2659; Build libzstd.pc Whenever Building the Lib on Unix Dec 8
Apply FORCE_MEMORY_ACCESS=1 to legacy Dec 6
Imply -q when stderr is not a tty Dec 6
[CI] Add cmake windows build Dec 3
Disable Multithreading in CMake Builds for Android Dec 2
Improve zstd_opt build speed and size Dec 2
Avoid Using Deprecated Functions in Deprecated Code Dec 2
fixbug CLI's -D fails when the argument is not a regular file Dec 2
[CircleCI] Fix short-tests-0 Dec 2
[asm] Share portability macros and restrict ASM further Dec 2
Makefile: sort all wildcard file list expansions Dec 2
Makefile: fix build for mingw Dec 2
Fix typos Dec 2
[zdict] Remove ZDICT_CONTENTSIZE_MIN restriction for ZDICT_finalizeDictionary Dec 1
[bmi2] Add lzcnt and bmi target attributes Dec 1
[contrib][pzstd] Fix build issue with gcc-5 Dec 1
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Cyan4973/xxHash 15 pull requests

Makefile: add dedicated install targets Dec 15
XXH_HAS_C_ATTRIBUTE(x)?! Dec 13
Documentation update Dec 13
[ARM/AArch64] Fix multiple GCC codegen problems Dec 8
Use __attribute__((aligned)) instead of packed Dec 8
Document some nerdy ARM stuff, move scalarRound down. Dec 2
Add QEMU/gcc matrix to ci.yml Dec 1
Add clang-cl for MSVC 2019 to ci.yml Dec 1
Add macOS matrix to ci.yml Dec 1
Add windows-2022 to ci.yml Dec 1
[NEON] Split XXH3 into 6 NEON lanes and 2 scalar lanes on aarch64 Dec 1
Add GitHub Actions badge for release branch Dec 1
Fix compilation on RHEL 7 ppc64le (gcc 4.8) Dec 1
Fix an assert comparison the same values (flagged by PVS Studio in 0.8.1) Dec 1
Fix some ARM/clang-cl feature detection issues Dec 1