#include <assert.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include "llvm-c/blake3.h"
#include "llvm/Support/Compiler.h"
#include "llvm_blake3_prefix.h"

Macros
#define	INLINE static inline __attribute__((always_inline))

#define	BLAKE3_USE_NEON 0

#define	MAX_SIMD_DEGREE 1

#define	MAX_SIMD_DEGREE_OR_2 (MAX_SIMD_DEGREE > 2 ? MAX_SIMD_DEGREE : 2)

Enumerations
enum	blake3_flags { CHUNK_START = 1 << 0 , CHUNK_END = 1 << 1 , PARENT = 1 << 2 , ROOT = 1 << 3 , KEYED_HASH = 1 << 4 , DERIVE_KEY_CONTEXT = 1 << 5 , DERIVE_KEY_MATERIAL = 1 << 6 }

Functions
static unsigned int	highest_one (uint64_t x)

INLINE unsigned int	popcnt (uint64_t x)

INLINE uint64_t	round_down_to_power_of_2 (uint64_t x)

INLINE uint32_t	counter_low (uint64_t counter)

INLINE uint32_t	counter_high (uint64_t counter)

INLINE uint32_t	load32 (const void *src)

INLINE void	load_key_words (const uint8_t key[BLAKE3_KEY_LEN], uint32_t key_words[8])

INLINE void	store32 (void *dst, uint32_t w)

INLINE void	store_cv_words (uint8_t bytes_out[32], uint32_t cv_words[8])

LLVM_LIBRARY_VISIBILITY 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)

LLVM_LIBRARY_VISIBILITY 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])

LLVM_LIBRARY_VISIBILITY 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)

LLVM_LIBRARY_VISIBILITY size_t	blake3_simd_degree (void)

LLVM_LIBRARY_VISIBILITY void	blake3_compress_in_place_portable (uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, uint64_t counter, uint8_t flags)

LLVM_LIBRARY_VISIBILITY void	blake3_compress_xof_portable (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])

LLVM_LIBRARY_VISIBILITY void	blake3_hash_many_portable (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)

Variables
static const uint32_t	IV [8]

static const uint8_t	MSG_SCHEDULE [7][16]

Macro Definition Documentation

◆ BLAKE3_USE_NEON

#define BLAKE3_USE_NEON 0

Definition at line 62 of file blake3_impl.h.

◆ INLINE

#define INLINE static inline __attribute__((always_inline))

Definition at line 32 of file blake3_impl.h.

◆ MAX_SIMD_DEGREE

#define MAX_SIMD_DEGREE 1

Definition at line 71 of file blake3_impl.h.

◆ MAX_SIMD_DEGREE_OR_2

#define MAX_SIMD_DEGREE_OR_2 (MAX_SIMD_DEGREE > 2 ? MAX_SIMD_DEGREE : 2)

Definition at line 76 of file blake3_impl.h.

Enumeration Type Documentation

◆ blake3_flags

enum blake3_flags

Enumerator
CHUNK_START
CHUNK_END
PARENT
ROOT
KEYED_HASH
DERIVE_KEY_CONTEXT
DERIVE_KEY_MATERIAL

Definition at line 17 of file blake3_impl.h.

Function Documentation

◆ blake3_compress_in_place()

LLVM_LIBRARY_VISIBILITY 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 137 of file blake3_dispatch.c.

References AVX512VL, 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_in_place_portable()

LLVM_LIBRARY_VISIBILITY void blake3_compress_in_place_portable	(	uint32_t	cv[8],
		const uint8_t	block[BLAKE3_BLOCK_LEN],
		uint8_t	block_len,
		uint64_t	counter,
		uint8_t	flags
	)

Definition at line 84 of file blake3_portable.c.

References block, and compress_pre().

◆ blake3_compress_xof()

LLVM_LIBRARY_VISIBILITY 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 166 of file blake3_dispatch.c.

References AVX512VL, 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_compress_xof_portable()

LLVM_LIBRARY_VISIBILITY void blake3_compress_xof_portable	(	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 100 of file blake3_portable.c.

References block, compress_pre(), and store32().

◆ blake3_hash_many()

LLVM_LIBRARY_VISIBILITY 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 195 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_hash_many_portable()

LLVM_LIBRARY_VISIBILITY void blake3_hash_many_portable	(	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 145 of file blake3_portable.c.

References BLAKE3_OUT_LEN, blocks, and hash_one_portable().

◆ blake3_simd_degree()

LLVM_LIBRARY_VISIBILITY size_t blake3_simd_degree ( void )

Definition at line 248 of file blake3_dispatch.c.

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

◆ counter_high()

INLINE uint32_t counter_high ( uint64_t counter )

Definition at line 145 of file blake3_impl.h.

Referenced by compress_pre().

◆ counter_low()

INLINE uint32_t counter_low ( uint64_t counter )

Definition at line 143 of file blake3_impl.h.

Referenced by compress_pre().

◆ highest_one()

static unsigned int highest_one ( uint64_t x )

static

Definition at line 94 of file blake3_impl.h.

Referenced by round_down_to_power_of_2().

◆ load32()

INLINE uint32_t load32 ( const void * src )

Definition at line 149 of file blake3_impl.h.

Referenced by compress_pre(), and load_key_words().

◆ load_key_words()

INLINE void load_key_words	(	const uint8_t	key[BLAKE3_KEY_LEN],
		uint32_t	key_words[8]
	)

Definition at line 155 of file blake3_impl.h.

References load32().

Referenced by llvm_blake3_hasher_init_derive_key_raw(), and llvm_blake3_hasher_init_keyed().

◆ popcnt()

INLINE unsigned int popcnt ( uint64_t x )

Definition at line 124 of file blake3_impl.h.

Referenced by hasher_merge_cv_stack().

◆ round_down_to_power_of_2()

INLINE uint64_t round_down_to_power_of_2 ( uint64_t x )

Definition at line 139 of file blake3_impl.h.

References highest_one().

Referenced by left_len(), and llvm_blake3_hasher_update().

◆ store32()

INLINE void store32	(	void *	dst,
		uint32_t	w
	)

Definition at line 167 of file blake3_impl.h.

Referenced by blake3_compress_xof_portable(), and store_cv_words().

◆ store_cv_words()

INLINE void store_cv_words	(	uint8_t	bytes_out[32],
		uint32_t	cv_words[8]
	)

Definition at line 175 of file blake3_impl.h.

References store32().

Referenced by hash_one_portable(), and output_chaining_value().

Variable Documentation

◆ IV

const uint32_t IV[8]

static

Initial value:

= {0x6A09E667UL, 0xBB67AE85UL, 0x3C6EF372UL,
                               0xA54FF53AUL, 0x510E527FUL, 0x9B05688CUL,
                               0x1F83D9ABUL, 0x5BE0CD19UL}

Definition at line 78 of file blake3_impl.h.

Referenced by addPHINodeEntriesForMappedBlock(), blake3_hash16_avx512(), blake3_hash4_avx512(), blake3_hash4_sse2(), blake3_hash4_sse41(), blake3_hash8_avx2(), blake3_hash8_avx512(), compress_pre(), llvm::OpenMPIRBuilder::createCanonicalLoop(), llvm::VPRecipeBuilder::createHeaderMask(), detectShiftUntilZeroIdiom(), llvm::JumpThreadingPass::duplicateCondBranchOnPHIIntoPred(), llvm::InstCombinerImpl::foldAggregateConstructionIntoAggregateReuse(), getAggregateSize(), llvm::DenseMapInfo< PointerIntPair< PointerTy, IntBits, IntType >, void >::getHashValue(), GetInductionVariable(), getInsertIndex(), insertUniqueBackedgeBlock(), isLoopIncrement(), llvm::isUniformLoop(), IsValueFullyAvailableInBlock(), likeBitCastFromVector(), llvm_blake3_hasher_init(), llvm_blake3_hasher_init_derive_key_raw(), LLVMGetIndices(), LLVMGetNumIndices(), llvm::VPlan::prepareToExecute(), ReduceLoopStrength(), llvm::replaceSignedInst(), simplifyInstructionWithOperands(), llvm::SplitBlockAndInsertSimpleForLoop(), llvm::SCCPInstVisitor::trackValueOfGlobalVariable(), llvm::MemorySSAUpdater::updatePhisWhenInsertingUniqueBackedgeBlock(), llvm::InstCombinerImpl::visitExtractValueInst(), llvm::InstCombinerImpl::visitPHINode(), and llvm::VPScalarIVStepsRecipe::VPScalarIVStepsRecipe().

◆ MSG_SCHEDULE

const uint8_t MSG_SCHEDULE[7][16]

static

Initial value:

= {
    {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},
    {2, 6, 3, 10, 7, 0, 4, 13, 1, 11, 12, 5, 9, 14, 15, 8},
    {3, 4, 10, 12, 13, 2, 7, 14, 6, 5, 9, 0, 11, 15, 8, 1},
    {10, 7, 12, 9, 14, 3, 13, 15, 4, 0, 11, 2, 5, 8, 1, 6},
    {12, 13, 9, 11, 15, 10, 14, 8, 7, 2, 5, 3, 0, 1, 6, 4},
    {9, 14, 11, 5, 8, 12, 15, 1, 13, 3, 0, 10, 2, 6, 4, 7},
    {11, 15, 5, 0, 1, 9, 8, 6, 14, 10, 2, 12, 3, 4, 7, 13},
}

Definition at line 82 of file blake3_impl.h.

Referenced by round_fn(), round_fn16(), round_fn4(), and round_fn8().

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ BLAKE3_USE_NEON

◆ INLINE

◆ MAX_SIMD_DEGREE

◆ MAX_SIMD_DEGREE_OR_2

Enumeration Type Documentation

◆ blake3_flags

Function Documentation

◆ blake3_compress_in_place()

◆ blake3_compress_in_place_portable()

◆ blake3_compress_xof()

◆ blake3_compress_xof_portable()

◆ blake3_hash_many()

◆ blake3_hash_many_portable()

◆ blake3_simd_degree()

◆ counter_high()

◆ counter_low()

◆ highest_one()

◆ load32()

◆ load_key_words()

◆ popcnt()

◆ round_down_to_power_of_2()

◆ store32()

◆ store_cv_words()

Variable Documentation

◆ IV

◆ MSG_SCHEDULE