#include "llvm/Support/xxhash.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Endian.h"
#include <stdlib.h>

Functions
static uint64_t	rotl64 (uint64_t X, size_t R)

static uint64_t	round (uint64_t Acc, uint64_t Input)

static uint64_t	mergeRound (uint64_t Acc, uint64_t Val)

static uint64_t	XXH64_avalanche (uint64_t hash)

static uint64_t	XXH3_mul128_fold64 (uint64_t lhs, uint64_t rhs)

static uint64_t	XXH3_avalanche (uint64_t hash)

static uint64_t	XXH3_len_1to3_64b (const uint8_t input, size_t len, const uint8_t secret, uint64_t seed)

static uint64_t	XXH3_len_4to8_64b (const uint8_t input, size_t len, const uint8_t secret, uint64_t seed)

static uint64_t	XXH3_len_9to16_64b (const uint8_t input, size_t len, const uint8_t secret, uint64_t const seed)

static LLVM_ATTRIBUTE_ALWAYS_INLINE uint64_t	XXH3_len_0to16_64b (const uint8_t input, size_t len, const uint8_t secret, uint64_t const seed)

static uint64_t	XXH3_mix16B (const uint8_t input, uint8_t const secret, uint64_t seed)

static LLVM_ATTRIBUTE_ALWAYS_INLINE uint64_t	XXH3_len_17to128_64b (const uint8_t input, size_t len, const uint8_t secret, uint64_t const seed)

static LLVM_ATTRIBUTE_NOINLINE uint64_t	XXH3_len_129to240_64b (const uint8_t input, size_t len, const uint8_t secret, uint64_t seed)

static LLVM_ATTRIBUTE_ALWAYS_INLINE void	XXH3_accumulate_512_scalar (uint64_t acc, const uint8_t input, const uint8_t *secret)

static LLVM_ATTRIBUTE_ALWAYS_INLINE void	XXH3_accumulate_scalar (uint64_t acc, const uint8_t input, const uint8_t *secret, size_t nbStripes)

static void	XXH3_scrambleAcc (uint64_t acc, const uint8_t secret)

static uint64_t	XXH3_mix2Accs (const uint64_t acc, const uint8_t secret)

static uint64_t	XXH3_mergeAccs (const uint64_t acc, const uint8_t key, uint64_t start)

static LLVM_ATTRIBUTE_NOINLINE uint64_t	XXH3_hashLong_64b (const uint8_t input, size_t len, const uint8_t secret, size_t secretSize)

Variables
constexpr uint32_t	PRIME32_1 = 0x9E3779B1

constexpr uint32_t	PRIME32_2 = 0x85EBCA77

constexpr uint32_t	PRIME32_3 = 0xC2B2AE3D

static const uint64_t	PRIME64_1 = 11400714785074694791ULL

static const uint64_t	PRIME64_2 = 14029467366897019727ULL

static const uint64_t	PRIME64_3 = 1609587929392839161ULL

static const uint64_t	PRIME64_4 = 9650029242287828579ULL

static const uint64_t	PRIME64_5 = 2870177450012600261ULL

constexpr size_t	XXH3_SECRETSIZE_MIN = 136

constexpr size_t	XXH_SECRET_DEFAULT_SIZE = 192

constexpr uint8_t	kSecret [XXH_SECRET_DEFAULT_SIZE]

constexpr uint64_t	PRIME_MX1 = 0x165667919E3779F9

constexpr uint64_t	PRIME_MX2 = 0x9FB21C651E98DF25

constexpr size_t	XXH_STRIPE_LEN = 64

constexpr size_t	XXH_SECRET_CONSUME_RATE = 8

constexpr size_t	XXH_ACC_NB = XXH_STRIPE_LEN / sizeof(uint64_t)

constexpr size_t	XXH3_MIDSIZE_MAX = 240

Function Documentation

◆ mergeRound()

static uint64_t mergeRound	(	uint64_t	Acc,
		uint64_t	Val
	)

static

Definition at line 71 of file xxhash.cpp.

References PRIME64_1, PRIME64_4, and round().

Referenced by llvm::xxHash64().

◆ rotl64()

static uint64_t rotl64	(	uint64_t	X,
		size_t	R
	)

static

Definition at line 50 of file xxhash.cpp.

References X.

Referenced by round(), XXH3_len_4to8_64b(), and llvm::xxHash64().

◆ round()

static uint64_t round	(	uint64_t	Acc,
		uint64_t	Input
	)

static

Definition at line 64 of file xxhash.cpp.

References PRIME64_1, PRIME64_2, and rotl64().

Referenced by llvm::sampleprof::DefaultFunctionPruningStrategy::Erase(), llvm::getHeatColor(), mergeRound(), round_fn(), llvm::APInt::sqrt(), and llvm::xxHash64().

◆ XXH3_accumulate_512_scalar()

static LLVM_ATTRIBUTE_ALWAYS_INLINE void XXH3_accumulate_512_scalar	(	uint64_t *	acc,
		const uint8_t *	input,
		const uint8_t *	secret
	)

static

Definition at line 324 of file xxhash.cpp.

References llvm::support::endian::read64le(), and XXH_ACC_NB.

Referenced by XXH3_accumulate_scalar(), and XXH3_hashLong_64b().

◆ XXH3_accumulate_scalar()

static LLVM_ATTRIBUTE_ALWAYS_INLINE void XXH3_accumulate_scalar	(	uint64_t *	acc,
		const uint8_t *	input,
		const uint8_t *	secret,
		size_t	nbStripes
	)

static

Definition at line 335 of file xxhash.cpp.

References XXH3_accumulate_512_scalar(), XXH_SECRET_CONSUME_RATE, and XXH_STRIPE_LEN.

Referenced by XXH3_hashLong_64b().

◆ XXH3_avalanche()

static uint64_t XXH3_avalanche ( uint64_t hash )

static

Definition at line 202 of file xxhash.cpp.

References PRIME_MX1.

Referenced by XXH3_len_129to240_64b(), XXH3_len_17to128_64b(), XXH3_len_9to16_64b(), and XXH3_mergeAccs().

◆ XXH3_hashLong_64b()

static LLVM_ATTRIBUTE_NOINLINE uint64_t XXH3_hashLong_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		size_t	secretSize
	)

static

Definition at line 364 of file xxhash.cpp.

References assert(), PRIME32_1, PRIME32_2, PRIME32_3, PRIME64_1, PRIME64_2, PRIME64_3, PRIME64_4, PRIME64_5, XXH3_accumulate_512_scalar(), XXH3_accumulate_scalar(), XXH3_mergeAccs(), XXH3_scrambleAcc(), XXH_ACC_NB, XXH_SECRET_CONSUME_RATE, and XXH_STRIPE_LEN.

Referenced by llvm::xxh3_64bits().

◆ XXH3_len_0to16_64b()

static LLVM_ATTRIBUTE_ALWAYS_INLINE uint64_t XXH3_len_0to16_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		uint64_t const	seed
	)

static

Definition at line 253 of file xxhash.cpp.

References LLVM_LIKELY, llvm::support::endian::read64le(), XXH3_len_1to3_64b(), XXH3_len_4to8_64b(), XXH3_len_9to16_64b(), and XXH64_avalanche().

Referenced by llvm::xxh3_64bits().

◆ XXH3_len_129to240_64b()

static LLVM_ATTRIBUTE_NOINLINE uint64_t XXH3_len_129to240_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		uint64_t	seed
	)

static

Definition at line 302 of file xxhash.cpp.

References PRIME64_1, XXH3_avalanche(), XXH3_mix16B(), and XXH3_SECRETSIZE_MIN.

Referenced by llvm::xxh3_64bits().

◆ XXH3_len_17to128_64b()

static LLVM_ATTRIBUTE_ALWAYS_INLINE uint64_t XXH3_len_17to128_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		uint64_t const	seed
	)

static

Definition at line 278 of file xxhash.cpp.

References PRIME64_1, XXH3_avalanche(), and XXH3_mix16B().

Referenced by llvm::xxh3_64bits().

◆ XXH3_len_1to3_64b()

static uint64_t XXH3_len_1to3_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		uint64_t	seed
	)

static

Definition at line 209 of file xxhash.cpp.

References llvm::support::endian::read32le(), and XXH64_avalanche().

Referenced by XXH3_len_0to16_64b().

◆ XXH3_len_4to8_64b()

static uint64_t XXH3_len_4to8_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		uint64_t	seed
	)

static

Definition at line 222 of file xxhash.cpp.

References llvm::byteswap(), PRIME_MX2, llvm::support::endian::read32le(), llvm::support::endian::read64le(), and rotl64().

Referenced by XXH3_len_0to16_64b().

◆ XXH3_len_9to16_64b()

static uint64_t XXH3_len_9to16_64b	(	const uint8_t *	input,
		size_t	len,
		const uint8_t *	secret,
		uint64_t const	seed
	)

static

Definition at line 239 of file xxhash.cpp.

References llvm::byteswap(), llvm::support::endian::read64le(), XXH3_avalanche(), and XXH3_mul128_fold64().

Referenced by XXH3_len_0to16_64b().

◆ XXH3_mergeAccs()

static uint64_t XXH3_mergeAccs	(	const uint64_t *	acc,
		const uint8_t *	key,
		uint64_t	start
	)

static

Definition at line 355 of file xxhash.cpp.

References XXH3_avalanche(), and XXH3_mix2Accs().

Referenced by XXH3_hashLong_64b().

◆ XXH3_mix16B()

static uint64_t XXH3_mix16B	(	const uint8_t *	input,
		uint8_t const *	secret,
		uint64_t	seed
	)

static

Definition at line 265 of file xxhash.cpp.

References llvm::support::endian::read64le(), and XXH3_mul128_fold64().

Referenced by XXH3_len_129to240_64b(), and XXH3_len_17to128_64b().

◆ XXH3_mix2Accs()

static uint64_t XXH3_mix2Accs	(	const uint64_t *	acc,
		const uint8_t *	secret
	)

static

Definition at line 350 of file xxhash.cpp.

References llvm::support::endian::read64le(), and XXH3_mul128_fold64().

Referenced by XXH3_mergeAccs().

◆ XXH3_mul128_fold64()

static uint64_t XXH3_mul128_fold64	(	uint64_t	lhs,
		uint64_t	rhs
	)

static

Definition at line 176 of file xxhash.cpp.

Referenced by XXH3_len_9to16_64b(), XXH3_mix16B(), and XXH3_mix2Accs().

◆ XXH3_scrambleAcc()

static void XXH3_scrambleAcc	(	uint64_t *	acc,
		const uint8_t *	secret
	)

static

Definition at line 342 of file xxhash.cpp.

References PRIME32_1, llvm::support::endian::read64le(), and XXH_ACC_NB.

Referenced by XXH3_hashLong_64b().

◆ XXH64_avalanche()

static uint64_t XXH64_avalanche ( uint64_t hash )

static

Definition at line 78 of file xxhash.cpp.

References PRIME64_2, and PRIME64_3.

Referenced by XXH3_len_0to16_64b(), XXH3_len_1to3_64b(), and llvm::xxHash64().

Variable Documentation

◆ kSecret

constexpr uint8_t kSecret[XXH_SECRET_DEFAULT_SIZE]

constexpr

Initial value:

= {
    0xb8, 0xfe, 0x6c, 0x39, 0x23, 0xa4, 0x4b, 0xbe, 0x7c, 0x01, 0x81, 0x2c, 0xf7, 0x21, 0xad, 0x1c,
    0xde, 0xd4, 0x6d, 0xe9, 0x83, 0x90, 0x97, 0xdb, 0x72, 0x40, 0xa4, 0xa4, 0xb7, 0xb3, 0x67, 0x1f,
    0xcb, 0x79, 0xe6, 0x4e, 0xcc, 0xc0, 0xe5, 0x78, 0x82, 0x5a, 0xd0, 0x7d, 0xcc, 0xff, 0x72, 0x21,
    0xb8, 0x08, 0x46, 0x74, 0xf7, 0x43, 0x24, 0x8e, 0xe0, 0x35, 0x90, 0xe6, 0x81, 0x3a, 0x26, 0x4c,
    0x3c, 0x28, 0x52, 0xbb, 0x91, 0xc3, 0x00, 0xcb, 0x88, 0xd0, 0x65, 0x8b, 0x1b, 0x53, 0x2e, 0xa3,
    0x71, 0x64, 0x48, 0x97, 0xa2, 0x0d, 0xf9, 0x4e, 0x38, 0x19, 0xef, 0x46, 0xa9, 0xde, 0xac, 0xd8,
    0xa8, 0xfa, 0x76, 0x3f, 0xe3, 0x9c, 0x34, 0x3f, 0xf9, 0xdc, 0xbb, 0xc7, 0xc7, 0x0b, 0x4f, 0x1d,
    0x8a, 0x51, 0xe0, 0x4b, 0xcd, 0xb4, 0x59, 0x31, 0xc8, 0x9f, 0x7e, 0xc9, 0xd9, 0x78, 0x73, 0x64,
    0xea, 0xc5, 0xac, 0x83, 0x34, 0xd3, 0xeb, 0xc3, 0xc5, 0x81, 0xa0, 0xff, 0xfa, 0x13, 0x63, 0xeb,
    0x17, 0x0d, 0xdd, 0x51, 0xb7, 0xf0, 0xda, 0x49, 0xd3, 0x16, 0x55, 0x26, 0x29, 0xd4, 0x68, 0x9e,
    0x2b, 0x16, 0xbe, 0x58, 0x7d, 0x47, 0xa1, 0xfc, 0x8f, 0xf8, 0xb8, 0xd1, 0x7a, 0xd0, 0x31, 0xce,
    0x45, 0xcb, 0x3a, 0x8f, 0x95, 0x16, 0x04, 0x28, 0xaf, 0xd7, 0xfb, 0xca, 0xbb, 0x4b, 0x40, 0x7e,
}

Definition at line 156 of file xxhash.cpp.

Referenced by llvm::xxh3_64bits().

◆ PRIME32_1

constexpr uint32_t PRIME32_1 = 0x9E3779B1

constexpr

Definition at line 54 of file xxhash.cpp.

Referenced by XXH3_hashLong_64b(), and XXH3_scrambleAcc().

◆ PRIME32_2

constexpr uint32_t PRIME32_2 = 0x85EBCA77

constexpr

Definition at line 55 of file xxhash.cpp.

Referenced by XXH3_hashLong_64b().

◆ PRIME32_3

constexpr uint32_t PRIME32_3 = 0xC2B2AE3D

constexpr

Definition at line 56 of file xxhash.cpp.

Referenced by XXH3_hashLong_64b().

◆ PRIME64_1

const uint64_t PRIME64_1 = 11400714785074694791ULL

static

Definition at line 58 of file xxhash.cpp.

Referenced by mergeRound(), round(), XXH3_hashLong_64b(), XXH3_len_129to240_64b(), XXH3_len_17to128_64b(), and llvm::xxHash64().

◆ PRIME64_2

const uint64_t PRIME64_2 = 14029467366897019727ULL

static

Definition at line 59 of file xxhash.cpp.

Referenced by round(), XXH3_hashLong_64b(), XXH64_avalanche(), and llvm::xxHash64().

◆ PRIME64_3

const uint64_t PRIME64_3 = 1609587929392839161ULL

static

Definition at line 60 of file xxhash.cpp.

Referenced by XXH3_hashLong_64b(), XXH64_avalanche(), and llvm::xxHash64().

◆ PRIME64_4

const uint64_t PRIME64_4 = 9650029242287828579ULL

static

Definition at line 61 of file xxhash.cpp.

Referenced by mergeRound(), XXH3_hashLong_64b(), and llvm::xxHash64().

◆ PRIME64_5

const uint64_t PRIME64_5 = 2870177450012600261ULL

static

Definition at line 62 of file xxhash.cpp.

Referenced by XXH3_hashLong_64b(), and llvm::xxHash64().

◆ PRIME_MX1

constexpr uint64_t PRIME_MX1 = 0x165667919E3779F9

constexpr

Definition at line 172 of file xxhash.cpp.

Referenced by XXH3_avalanche().

◆ PRIME_MX2

constexpr uint64_t PRIME_MX2 = 0x9FB21C651E98DF25

constexpr

Definition at line 173 of file xxhash.cpp.

Referenced by XXH3_len_4to8_64b().

◆ XXH3_MIDSIZE_MAX

constexpr size_t XXH3_MIDSIZE_MAX = 240

constexpr

Definition at line 299 of file xxhash.cpp.

Referenced by llvm::xxh3_64bits().

◆ XXH3_SECRETSIZE_MIN

constexpr size_t XXH3_SECRETSIZE_MIN = 136

constexpr

Definition at line 151 of file xxhash.cpp.

Referenced by XXH3_len_129to240_64b().

◆ XXH_ACC_NB

constexpr size_t XXH_ACC_NB = XXH_STRIPE_LEN / sizeof(uint64_t)

constexpr

Definition at line 200 of file xxhash.cpp.

Referenced by XXH3_accumulate_512_scalar(), XXH3_hashLong_64b(), and XXH3_scrambleAcc().

◆ XXH_SECRET_CONSUME_RATE

constexpr size_t XXH_SECRET_CONSUME_RATE = 8

constexpr

Definition at line 199 of file xxhash.cpp.

Referenced by XXH3_accumulate_scalar(), and XXH3_hashLong_64b().

◆ XXH_SECRET_DEFAULT_SIZE

constexpr size_t XXH_SECRET_DEFAULT_SIZE = 192

constexpr

Definition at line 152 of file xxhash.cpp.

◆ XXH_STRIPE_LEN

constexpr size_t XXH_STRIPE_LEN = 64

constexpr

Definition at line 198 of file xxhash.cpp.

Referenced by XXH3_accumulate_scalar(), and XXH3_hashLong_64b().

Functions

Variables

Function Documentation

◆ mergeRound()

◆ rotl64()

◆ round()

◆ XXH3_accumulate_512_scalar()

◆ XXH3_accumulate_scalar()

◆ XXH3_avalanche()

◆ XXH3_hashLong_64b()

◆ XXH3_len_0to16_64b()

◆ XXH3_len_129to240_64b()

◆ XXH3_len_17to128_64b()

◆ XXH3_len_1to3_64b()

◆ XXH3_len_4to8_64b()

◆ XXH3_len_9to16_64b()

◆ XXH3_mergeAccs()

◆ XXH3_mix16B()

◆ XXH3_mix2Accs()

◆ XXH3_mul128_fold64()

◆ XXH3_scrambleAcc()

◆ XXH64_avalanche()

Variable Documentation

◆ kSecret

◆ PRIME32_1

◆ PRIME32_2

◆ PRIME32_3

◆ PRIME64_1

◆ PRIME64_2

◆ PRIME64_3

◆ PRIME64_4

◆ PRIME64_5

◆ PRIME_MX1

◆ PRIME_MX2

◆ XXH3_MIDSIZE_MAX

◆ XXH3_SECRETSIZE_MIN

◆ XXH_ACC_NB

◆ XXH_SECRET_CONSUME_RATE

◆ XXH_SECRET_DEFAULT_SIZE

◆ XXH_STRIPE_LEN