blake3_dispatch.c File Reference

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include "blake3_impl.h"

Go to the source code of this file.

Macros
#define	BLAKE3_ATOMICS   0
#define	ATOMIC_INT   int
#define	ATOMIC_LOAD(x)
#define	ATOMIC_STORE(x, y)
#define	MAYBE_UNUSED(x)

Enumerations
enum	cpu_feature {   SSE2 = 1 << 0 , SSSE3 = 1 << 1 , SSE41 = 1 << 2 , AVX = 1 << 3 ,   AVX2 = 1 << 4 , AVX512F = 1 << 5 , AVX512VL = 1 << 6 , UNDEFINED = 1 << 30 }

Functions
static LLVM_ATTRIBUTE_USED enum cpu_feature	get_cpu_features (void)
void	blake3_compress_in_place (uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, uint64_t counter, uint8_t flags)
void	blake3_compress_xof (const uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, uint64_t counter, uint8_t flags, uint8_t out[64])
void	blake3_xof_many (const uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, uint64_t counter, uint8_t flags, uint8_t out[64], size_t outblocks)
void	blake3_hash_many (const uint8_t *const *inputs, size_t num_inputs, size_t blocks, const uint32_t key[8], uint64_t counter, bool increment_counter, uint8_t flags, uint8_t flags_start, uint8_t flags_end, uint8_t *out)
size_t	blake3_simd_degree (void)

Variables
static ATOMIC_INT	g_cpu_features = UNDEFINED

Macro Definition Documentation

ATOMIC_INT

#define ATOMIC_INT   int

Definition at line 42 of file blake3_dispatch.c.

ATOMIC_LOAD

#define ATOMIC_LOAD

(

x

)

Value:

x

Definition at line 43 of file blake3_dispatch.c.

Referenced by get_cpu_features().

ATOMIC_STORE

#define ATOMIC_STORE	(		x,
			y )

Value:

x = y

Definition at line 44 of file blake3_dispatch.c.

Referenced by get_cpu_features().

BLAKE3_ATOMICS

#define BLAKE3_ATOMICS   0

Definition at line 29 of file blake3_dispatch.c.

MAYBE_UNUSED

#define MAYBE_UNUSED

(

x

)

Value:

(void)((x))

Definition at line 47 of file blake3_dispatch.c.

Referenced by blake3_compress_in_place(), blake3_compress_xof(), blake3_hash_many(), blake3_simd_degree(), and blake3_xof_many().

Enumeration Type Documentation

cpu_feature

enum cpu_feature

Enumerator
SSE2
SSSE3
SSE41
AVX
AVX2
AVX512F
AVX512VL
UNDEFINED

Definition at line 94 of file blake3_dispatch.c.

Function Documentation

blake3_compress_in_place()

void blake3_compress_in_place	(	uint32_t	cv[8],
		const uint8_t	block[BLAKE3_BLOCK_LEN],
		uint8_t	block_len,
		uint64_t	counter,
		uint8_t	flags )

Definition at line 169 of file blake3_dispatch.c.

References AVX512VL, BLAKE3_BLOCK_LEN, blake3_compress_in_place_avx512, blake3_compress_in_place_portable, blake3_compress_in_place_sse2, blake3_compress_in_place_sse41, block, get_cpu_features(), MAYBE_UNUSED, SSE2, and SSE41.

blake3_compress_xof()

void blake3_compress_xof	(	const uint32_t	cv[8],
		const uint8_t	block[BLAKE3_BLOCK_LEN],
		uint8_t	block_len,
		uint64_t	counter,
		uint8_t	flags,
		uint8_t	out[64] )

Definition at line 198 of file blake3_dispatch.c.

References AVX512VL, BLAKE3_BLOCK_LEN, blake3_compress_xof_avx512, blake3_compress_xof_portable, blake3_compress_xof_sse2, blake3_compress_xof_sse41, block, get_cpu_features(), MAYBE_UNUSED, SSE2, and SSE41.

blake3_hash_many()

void blake3_hash_many	(	const uint8_t *const *	inputs,
		size_t	num_inputs,
		size_t	blocks,
		const uint32_t	key[8],
		uint64_t	counter,
		bool	increment_counter,
		uint8_t	flags,
		uint8_t	flags_start,
		uint8_t	flags_end,
		uint8_t *	out )

Definition at line 251 of file blake3_dispatch.c.

References AVX2, AVX512F, AVX512VL, blake3_hash_many_avx2, blake3_hash_many_avx512, blake3_hash_many_neon, blake3_hash_many_portable, blake3_hash_many_sse2, blake3_hash_many_sse41, blocks, get_cpu_features(), MAYBE_UNUSED, SSE2, and SSE41.

blake3_simd_degree()

size_t blake3_simd_degree

(

void

)

Definition at line 304 of file blake3_dispatch.c.

References AVX2, AVX512F, AVX512VL, get_cpu_features(), MAYBE_UNUSED, SSE2, and SSE41.

blake3_xof_many()

void blake3_xof_many	(	const uint32_t	cv[8],
		const uint8_t	block[BLAKE3_BLOCK_LEN],
		uint8_t	block_len,
		uint64_t	counter,
		uint8_t	flags,
		uint8_t	out[64],
		size_t	outblocks )

Definition at line 228 of file blake3_dispatch.c.

References AVX512VL, BLAKE3_BLOCK_LEN, blake3_compress_xof, blake3_xof_many_avx512, block, get_cpu_features(), and MAYBE_UNUSED.

get_cpu_features()

LLVM_ATTRIBUTE_USED enum cpu_feature get_cpu_features ( void )

static

Definition at line 116 of file blake3_dispatch.c.

References ATOMIC_LOAD, ATOMIC_STORE, AVX, AVX2, AVX512F, AVX512VL, g_cpu_features, SSE2, SSE41, SSSE3, and UNDEFINED.

Referenced by blake3_compress_in_place(), blake3_compress_xof(), blake3_hash_many(), blake3_simd_degree(), and blake3_xof_many().

Variable Documentation

g_cpu_features

ATOMIC_INT g_cpu_features = UNDEFINED

static

Definition at line 109 of file blake3_dispatch.c.

Referenced by get_cpu_features().