Implementation

Topics
	XXH32 implementation
	XXH64 implementation
	XXH3 implementation

Macros
#define	XXH_FORCE_INLINE   static
#define	XXH_NO_INLINE   static
#define	XXH_STATIC   static
#define	XXH3_WITH_SECRET_INLINE   XXH_NO_INLINE
#define	XXH_RESTRICT   /* disable */
#define	XXH_ASSERT(c)
#define	XXH_STATIC_ASSERT_WITH_MESSAGE(c, m)
#define	XXH_STATIC_ASSERT(c)
#define	XXH_COMPILER_GUARD(var)
#define	XXH_COMPILER_GUARD_CLANG_NEON(var)
#define	XXH_GCC_VERSION   (__GNUC__ * 100 + __GNUC_MINOR__)
#define	XXH_HAS_BUILTIN(x)
#define	XXH_UNREACHABLE()
#define	XXH_ASSUME(c)
#define	XXH_rotl32(x, r)
#define	XXH_rotl64(x, r)

Typedefs
typedef unsigned char	xxh_u8
typedef XXH32_hash_t	xxh_u32

Enumerations
enum	XXH_alignment { XXH_aligned , XXH_unaligned }
typedef XXH64_hash_t	xxh_u64

Detailed Description

Macro Definition Documentation

XXH_ASSERT

#define XXH_ASSERT

(

c

)

Value:

XXH_ASSUME(c)

XXH_STATIC_ASSERT_WITH_MESSAGE

#define XXH_STATIC_ASSERT_WITH_MESSAGE	(		c,
			m )

Value:

do { struct xxh_sa { char x[(c) ? 1 : -1]; }; } while(0)

XXH_STATIC_ASSERT

#define XXH_STATIC_ASSERT

(

c

)

Value:

XXH_STATIC_ASSERT_WITH_MESSAGE((c),#c)

XXH_COMPILER_GUARD

#define XXH_COMPILER_GUARD

(

var

)

Value:

((void)0)

XXH_COMPILER_GUARD_CLANG_NEON

#define XXH_COMPILER_GUARD_CLANG_NEON

(

var

)

Value:

((void)0)

XXH_HAS_BUILTIN

#define XXH_HAS_BUILTIN

(

x

)

Value:

0

XXH_ASSUME

#define XXH_ASSUME

(

c

)

Value:

if (!(c)) { XXH_UNREACHABLE(); }

XXH_rotl32

#define XXH_rotl32	(		x,
			r )

Value:

(((x) << (r)) | ((x) >> (32 - (r))))

XXH_rotl64

#define XXH_rotl64	(		x,
			r )

Value:

(((x) << (r)) | ((x) >> (64 - (r))))

Enumeration Type Documentation

XXH_alignment

enum XXH_alignment

Enumerator
XXH_aligned	Aligned
XXH_unaligned	Possibly unaligned