225 commits

Author	SHA1	Message	Date
Andrea Mazzoleni	cea9015933	Add experimental XXH3 hash implementation with SIMD acceleration ... Memory write speed using the C memset() function: memset 57952 Hash used to check the data blocks integrity: best murmur3 spooky2 museair xxh3 xsse2 xavx2 hash spooky2 6172 17914 32048 14627 23613 44034	2026-09-30 20:06:19 +02:00
Andrea Mazzoleni	b070cbb894	Fix inline asm memory operand sizes for array-backed constants	2026-09-25 13:33:26 +02:00
Andrea Mazzoleni	3c155e925d	Fix AArch64 NEON table loads on big-endian systems	2026-09-25 08:24:50 +02:00
Andrea Mazzoleni	209b902301	Clarify raid_malloc documentation	2026-09-16 12:24:42 +02:00
Andrea Mazzoleni	5d9b1aee00	Clarify RAID buffer access, aliasing, and zero-size behavior	2026-09-16 08:49:15 +02:00
Andrea Mazzoleni	bfe5ee7643	Document streaming parameter as a strict 0 or 1 value	2026-09-16 08:39:22 +02:00
Andrea Mazzoleni	de00981504	Update RAID notes for fused scalar and AArch32 recovery paths	2026-09-16 08:35:29 +02:00
Andrea Mazzoleni	78abc2c7b7	Limit maximum consecutive newlines in uncrustify configuration	2026-09-14 22:33:23 +02:00
Andrea Mazzoleni	2f47d407ba	Strengthen stream and vector memory tests	2026-09-11 09:27:42 +02:00
Andrea Mazzoleni	bc564e7465	Improve speed benchmark stability with adaptive 1 ms sampling and best-result selection	2026-09-10 23:51:30 +02:00
Andrea Mazzoleni	b82ee5ff56	Separate hash identity from canonical padding validation in check to fix CHG generation detection with MuseAir	2026-09-07 11:45:16 +02:00
Andrea Mazzoleni	e9621ead4c	Clarify cache policy and usage of streaming hint in raid_gen()	2026-09-04 10:03:02 +02:00
Andrea Mazzoleni	0b64fb2eae	Eliminate obsolete raid_zero API and dedicated zero buffers	2026-09-02 20:49:06 +02:00
Andrea Mazzoleni	8f27c393d6	Standardize types to uint8_t and clean up legacy variables and setup boilerplate	2026-09-02 20:45:06 +02:00
Andrea Mazzoleni	fc9fde000f	Harmonize function across simd architectures	2026-09-02 18:40:23 +02:00
Andrea Mazzoleni	ec1daddc8e	Eliminate raid_delta_gen and convert int/neon32 REC1/REC2 to single-pass fused recovery	2026-09-02 18:30:59 +02:00
Andrea Mazzoleni	0ce89aa35d	Add support for selectable streaming vs cached parity generation	2026-09-02 17:26:02 +02:00
Andrea Mazzoleni	79308a2041	Update NOTES	2026-08-31 21:34:10 +02:00
Andrea Mazzoleni	b991d5e6c8	Use temporal stores for recovered data in SSSE3 and AVX2 REC1OF1 paths	2026-08-31 21:34:10 +02:00
Andrea Mazzoleni	f3caf1dbf1	Add dedicated XOR-only fast paths for GFNI rec1of1	2026-08-31 20:45:39 +02:00
Andrea Mazzoleni	da58c1a997	Use fused 1-pass recovery for SSSE3	2026-08-31 20:45:39 +02:00
Andrea Mazzoleni	ee47fdf723	Fix raid_gen_force parity count in benchmarks	2026-08-31 20:45:39 +02:00
Andrea Mazzoleni	5acd43c9e5	Add dedicated XOR-only fast path for AVX512 rec1of1	2026-08-31 20:45:39 +02:00
Andrea Mazzoleni	e39c21a4c5	Add XOR-only fast path for AVX2 GFNI rec1of1	2026-08-31 20:45:39 +02:00
Andrea Mazzoleni	82089165b5	Add dedicated XOR-only fast path for NEON rec1of1	2026-08-31 20:45:38 +02:00
Andrea Mazzoleni	6613eb5776	Optimize NEON nibble mask setup using MOVI and hoist invariant initialization	2026-08-31 10:39:17 +02:00
Andrea Mazzoleni	85d50456d7	Use size_t instead of ssize_t for buffer sizes in raid_malloc_vector_align	2026-08-31 10:39:17 +02:00
Andrea Mazzoleni	e0c0ea3dcc	Optimize scalar 8-bit RAID parity generation and recovery in int.c	2026-08-31 10:39:17 +02:00
Andrea Mazzoleni	69a1ed1125	Specialize RAID recovery functions by passing has_p as a constant argument	2026-08-31 10:39:17 +02:00
Andrea Mazzoleni	e0e3618240	Add 64-byte unrolled raid_recX_neon_12 recovery kernel for NEON	2026-08-31 10:39:17 +02:00
Andrea Mazzoleni	2a73074faa	Use fused 1-pass recovery for rec2 in AVX2 backend	2026-08-26 21:11:46 +02:00
Andrea Mazzoleni	35abfd81e1	Use fused 1-pass recovery for rec1of1 and rec2of2 in NEON, AVX512 and GFNI backends	2026-08-26 21:11:46 +02:00
Andrea Mazzoleni	64271ac429	Add FreeBSD build and test job using freebsd-vm action	2026-08-26 10:44:01 +02:00
Andrea Mazzoleni	f25fbd0c1b	Do not flag AMD CPUs as having slow AVX-512 in raid_cpu_has_slow_avx512	2026-08-26 10:11:44 +02:00
Andrea Mazzoleni	9bd2f68046	Add and standardize top comments across SIMD assembly functions	2026-08-25 12:09:03 +02:00
Andrea Mazzoleni	3759c9356b	Optimize gen2 and gen3 kernels for AVX-512 GFNI with coefficient preloading	2026-08-25 11:24:43 +02:00
Andrea Mazzoleni	76ed8d643a	Rename static test helpers in module.c to selftest_*	2026-08-25 11:03:36 +02:00
Andrea Mazzoleni	697ab3056e	Extend selftest and fulltest with disk edge cases, polynomial checks, and comments	2026-08-25 10:59:33 +02:00
Andrea Mazzoleni	f85c014c1c	Extend raid_selftest with comprehensive recovery combinations for raid_rec	2026-08-25 10:45:46 +02:00
Andrea Mazzoleni	c192fe8982	Add compiler memory barriers to NEON and NEON32 end helpers	2026-08-25 09:58:53 +02:00
Andrea Mazzoleni	7250521e66	Clarify fulltest scope and test_count limits in raid README	2026-08-24 22:16:52 +02:00
Andrea Mazzoleni	e43bdda22b	Return -1 in raid_check and raid_scan when block size is 0	2026-08-24 22:11:52 +02:00
Andrea Mazzoleni	46a09a380a	Check maximum basic CPUID leaf before querying leaf 7 in AVX probing	2026-08-24 22:06:17 +02:00
Andrea Mazzoleni	5ed6a29db2	Document memory helpers, freeing semantics, and design invariants	2026-08-24 22:01:40 +02:00
Andrea Mazzoleni	306f847689	Reset global zero buffer with raid_zero(0) in raid_selftest cleanup	2026-08-24 21:53:08 +02:00
Andrea Mazzoleni	eba07d2173	Include <stddef.h> in raid.h to make the public header self-contained	2026-08-24 21:53:08 +02:00
Andrea Mazzoleni	453fb20d83	Avoid UB in raid_gen memcpy when output aliases input with nd == 1	2026-08-24 21:53:07 +02:00
Andrea Mazzoleni	88442cb10c	Avoid writing to healthy parities in raid_rec() using local vector remapping	2026-08-24 21:53:07 +02:00
Andrea Mazzoleni	c1a78092c4	Fix RAID documentation accuracy	2026-08-24 21:53:07 +02:00
Andrea Mazzoleni	03d82a71f4	Document raid_selftest startup execution and mode selection requirements	2026-08-24 21:53:07 +02:00