Arpad Panyik 1e9d2006ae AArch64: Use better block copy8 ...

The vector copy is only necessary for 16-byte blocks on AArch64.

Decompression uplifts on a Neoverse V2 system, using Zstd-1.5.8
compiled with "-O3 -march=armv8.2-a+sve2":

                 Clang-19  Clang-20    GCC-14    GCC-15
 1#silesia.tar:   +0.316%   +0.865%   +0.025%   +0.096%
 2#silesia.tar:   +0.689%   +1.374%   +0.027%   +0.065%
 3#silesia.tar:   +0.811%   +1.654%   +0.034%   +0.033%
 4#silesia.tar:   +0.912%   +1.755%   +0.027%   +0.042%
 5#silesia.tar:   +0.995%   +1.826%   +0.062%   +0.094%
 6#silesia.tar:   +0.976%   +1.777%   +0.065%   +0.104%
 7#silesia.tar:   +0.910%   +1.738%   +0.077%   +0.110%

2025-06-20 17:05:41 +00:00

..

allocations.h

fixed MEM_STATIC already defined in Linux Kernel mode

2023-06-14 20:07:18 -07:00

bits.h

fix conversion warning

2025-02-26 07:41:34 -08:00

bitstream.h

Check STATIC_BMI2 instead of STATIC_BMI2 == 1

2025-01-24 03:03:21 +02:00

compiler.h

AArch64: Add SVE2 implementation of histogram computation

2025-06-11 12:14:22 +00:00

cpu.h

Disallow 32-bit mode in clang section

2024-12-04 06:47:32 -08:00

debug.c

[debug] Don't define g_debuglevel in the kernel

2023-11-17 09:54:10 -08:00

debug.h

Oopsie with huf.h, debug.h

2024-12-18 09:56:50 -08:00

entropy_common.c

revert FSE_readNCount_body attribute

2024-05-15 10:47:50 +08:00

error_private.c

add dedicated error code for special case

2024-12-20 10:37:00 -08:00

error_private.h

Remove extern C blocks from lib/* internal APIs (except xxhash.h)

2024-12-19 16:00:11 -08:00

fse_decompress.c

Throw error if Huffman weight initial states are truncated

2024-06-20 17:46:16 -04:00

fse.h

minor: generalize BitContainerType

2025-01-19 18:05:57 -08:00

huf.h

Remove extern C blocks from lib/* internal APIs (except xxhash.h)

2024-12-19 16:00:11 -08:00

mem.h

Use _M_X64 only without mixing with _M_AMD64

2025-01-21 02:27:39 +02:00

pool.c

playTests.sh does no longer needs grep -E

2024-01-15 11:16:46 -08:00

pool.h

Remove extern C blocks from lib/* internal APIs (except xxhash.h)

2024-12-19 16:00:11 -08:00

portability_macros.h

Add a method for checking if ZSTD was compiled with flags that impact determinism

2025-03-07 10:31:19 -05:00

threading.c

fixed incorrect test in Win32 pthread wrapper

2023-06-20 08:34:26 -07:00

threading.h

Remove extern C blocks from lib/* internal APIs (except xxhash.h)

2024-12-19 16:00:11 -08:00

xxhash.c

update license text

2023-11-16 16:19:25 -08:00

xxhash.h

Use _M_X64 only without mixing with _M_AMD64

2025-01-21 02:27:39 +02:00

zstd_common.c

Add a method for checking if ZSTD was compiled with flags that impact determinism

2025-03-07 10:31:19 -05:00

zstd_deps.h

[zstd][android] Fix build with NDK r27

2024-07-29 17:13:58 -07:00

zstd_internal.h

AArch64: Use better block copy8

2025-06-20 17:05:41 +00:00

zstd_trace.h

Merge pull request #4218 from facebook/externC

2025-01-07 10:06:08 -08:00