15#define BLAKE3_VERSION_STRING LLVM_BLAKE3_VERSION_STRING
16#define BLAKE3_KEY_LEN LLVM_BLAKE3_KEY_LEN
17#define BLAKE3_OUT_LEN LLVM_BLAKE3_OUT_LEN
18#define BLAKE3_BLOCK_LEN LLVM_BLAKE3_BLOCK_LEN
19#define BLAKE3_CHUNK_LEN LLVM_BLAKE3_CHUNK_LEN
20#define BLAKE3_MAX_DEPTH LLVM_BLAKE3_MAX_DEPTH
21#define blake3_hasher llvm_blake3_hasher
22#define blake3_chunk_state llvm_blake3_chunk_state
38#define INLINE static __forceinline
40#define INLINE static inline __attribute__((always_inline))
43#if defined(__x86_64__) || defined(_M_X64)
48#if defined(__i386__) || defined(_M_IX86)
53#if defined(__aarch64__) || defined(_M_ARM64)
64#if !defined(BLAKE3_USE_NEON)
66 #if defined(IS_AARCH64)
67 #define BLAKE3_USE_NEON 1
69 #define BLAKE3_USE_NEON 0
74#define MAX_SIMD_DEGREE 16
75#elif BLAKE3_USE_NEON == 1
76#define MAX_SIMD_DEGREE 4
78#define MAX_SIMD_DEGREE 1
83#define MAX_SIMD_DEGREE_OR_2 (MAX_SIMD_DEGREE > 2 ? MAX_SIMD_DEGREE : 2)
85static const uint32_t IV[8] = {0x6A09E667UL, 0xBB67AE85UL, 0x3C6EF372UL,
86 0xA54FF53AUL, 0x510E527FUL, 0x9B05688CUL,
87 0x1F83D9ABUL, 0x5BE0CD19UL};
90 {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},
91 {2, 6, 3, 10, 7, 0, 4, 13, 1, 11, 12, 5, 9, 14, 15, 8},
92 {3, 4, 10, 12, 13, 2, 7, 14, 6, 5, 9, 0, 11, 15, 8, 1},
93 {10, 7, 12, 9, 14, 3, 13, 15, 4, 0, 11, 2, 5, 8, 1, 6},
94 {12, 13, 9, 11, 15, 10, 14, 8, 7, 2, 5, 3, 0, 1, 6, 4},
95 {9, 14, 11, 5, 8, 12, 15, 1, 13, 3, 0, 10, 2, 6, 4, 7},
96 {11, 15, 5, 0, 1, 9, 8, 6, 14, 10, 2, 12, 3, 4, 7, 13},
102#if defined(__GNUC__) || defined(__clang__)
103 return 63 ^ __builtin_clzll(x);
104#elif defined(_MSC_VER) && defined(IS_X86_64)
106 _BitScanReverse64(&index, x);
108#elif defined(_MSC_VER) && defined(IS_X86_32)
111 _BitScanReverse(&index, (
unsigned long)(x >> 32));
115 _BitScanReverse(&index, (
unsigned long)x);
120 if(x & 0xffffffff00000000ULL) { x >>= 32; c += 32; }
121 if(x & 0x00000000ffff0000ULL) { x >>= 16; c += 16; }
122 if(x & 0x000000000000ff00ULL) { x >>= 8; c += 8; }
123 if(x & 0x00000000000000f0ULL) { x >>= 4; c += 4; }
124 if(x & 0x000000000000000cULL) { x >>= 2; c += 2; }
125 if(x & 0x0000000000000002ULL) { c += 1; }
132#if defined(__GNUC__) || defined(__clang__)
133 return __builtin_popcountll(x);
135 unsigned int count = 0;
157 const uint8_t *p = (
const uint8_t *)src;
164 key_words[0] =
load32(&key[0 * 4]);
165 key_words[1] =
load32(&key[1 * 4]);
166 key_words[2] =
load32(&key[2 * 4]);
167 key_words[3] =
load32(&key[3 * 4]);
168 key_words[4] =
load32(&key[4 * 4]);
169 key_words[5] =
load32(&key[5 * 4]);
170 key_words[6] =
load32(&key[6 * 4]);
171 key_words[7] =
load32(&key[7 * 4]);
175 uint8_t *p = (uint8_t *)dst;
176 p[0] = (uint8_t)(w >> 0);
177 p[1] = (uint8_t)(w >> 8);
178 p[2] = (uint8_t)(w >> 16);
179 p[3] = (uint8_t)(w >> 24);
183 store32(&bytes_out[0 * 4], cv_words[0]);
184 store32(&bytes_out[1 * 4], cv_words[1]);
185 store32(&bytes_out[2 * 4], cv_words[2]);
186 store32(&bytes_out[3 * 4], cv_words[3]);
187 store32(&bytes_out[4 * 4], cv_words[4]);
188 store32(&bytes_out[5 * 4], cv_words[5]);
189 store32(&bytes_out[6 * 4], cv_words[6]);
190 store32(&bytes_out[7 * 4], cv_words[7]);
196 uint8_t block_len,
uint64_t counter,
202 uint8_t block_len,
uint64_t counter, uint8_t flags,
208 bool increment_counter, uint8_t flags,
209 uint8_t flags_start, uint8_t flags_end, uint8_t *out);
219 uint8_t block_len,
uint64_t counter,
225 uint8_t block_len,
uint64_t counter,
226 uint8_t flags, uint8_t out[64]);
230 size_t blocks,
const uint32_t key[8],
231 uint64_t counter,
bool increment_counter,
232 uint8_t flags, uint8_t flags_start,
233 uint8_t flags_end, uint8_t *out);
236#if !defined(BLAKE3_NO_SSE2)
240 uint8_t block_len,
uint64_t counter,
245 uint8_t block_len,
uint64_t counter,
246 uint8_t flags, uint8_t out[64]);
249 size_t blocks,
const uint32_t key[8],
250 uint64_t counter,
bool increment_counter,
251 uint8_t flags, uint8_t flags_start,
252 uint8_t flags_end, uint8_t *out);
254#if !defined(BLAKE3_NO_SSE41)
258 uint8_t block_len,
uint64_t counter,
263 uint8_t block_len,
uint64_t counter,
264 uint8_t flags, uint8_t out[64]);
267 size_t blocks,
const uint32_t key[8],
268 uint64_t counter,
bool increment_counter,
269 uint8_t flags, uint8_t flags_start,
270 uint8_t flags_end, uint8_t *out);
272#if !defined(BLAKE3_NO_AVX2)
275 size_t blocks,
const uint32_t key[8],
276 uint64_t counter,
bool increment_counter,
277 uint8_t flags, uint8_t flags_start,
278 uint8_t flags_end, uint8_t *out);
280#if !defined(BLAKE3_NO_AVX512)
284 uint8_t block_len,
uint64_t counter,
290 uint8_t block_len,
uint64_t counter,
291 uint8_t flags, uint8_t out[64]);
295 size_t blocks,
const uint32_t key[8],
296 uint64_t counter,
bool increment_counter,
297 uint8_t flags, uint8_t flags_start,
298 uint8_t flags_end, uint8_t *out);
302#if BLAKE3_USE_NEON == 1
304void blake3_hash_many_neon(
const uint8_t *
const *inputs,
size_t num_inputs,
305 size_t blocks,
const uint32_t key[8],
306 uint64_t counter,
bool increment_counter,
307 uint8_t flags, uint8_t flags_start,
308 uint8_t flags_end, uint8_t *out);
#define LLVM_LIBRARY_VISIBILITY
LLVM_LIBRARY_VISIBILITY - If a class marked with this attribute is linked into a shared library,...
unify loop Fixup each natural loop to have a single exit block
void blake3_hash_many_sse41(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)
void blake3_hash_many_avx2(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)
void blake3_compress_in_place_avx512(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_avx512(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_hash_many_avx512(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)
static const uint8_t MSG_SCHEDULE[7][16]
INLINE unsigned int popcnt(uint64_t x)
LLVM_LIBRARY_VISIBILITY size_t blake3_simd_degree(void)
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_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_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)
static const uint32_t IV[8]
static unsigned int highest_one(uint64_t x)
INLINE uint32_t counter_high(uint64_t counter)
INLINE void load_key_words(const uint8_t key[BLAKE3_KEY_LEN], uint32_t key_words[8])
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])
INLINE void store_cv_words(uint8_t bytes_out[32], uint32_t cv_words[8])
INLINE uint64_t round_down_to_power_of_2(uint64_t x)
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])
INLINE uint32_t load32(const void *src)
INLINE void store32(void *dst, uint32_t w)
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)
INLINE uint32_t counter_low(uint64_t counter)
void blake3_hash_many_sse2(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)
void blake3_compress_xof_sse2(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_compress_in_place_sse2(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_sse41(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_compress_in_place_sse41(uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, uint64_t counter, uint8_t flags)