alignment.h File Reference

#include "lib/sysdep/compiler.h"
#include "lib/sysdep/arch.h"

Go to the source code of this file.

Macros
#define	ALIGNED(type, multiple)   type
#define	VECTOR_ALIGNED(type)   ALIGNED(type, 16)
#define	ASSERT_VECTOR_MULTIPLE(size)   ASSERT(IsAligned(size, vectorSize))
#define	ASSERT_VECTOR_ALIGNED(pointer)
#define	CACHE_ALIGNED(type)   ALIGNED(type, 64)

Functions
template<typename T >
bool	IsAligned (T t, uintptr_t multiple)
template<size_t multiple>
size_t	Align (size_t n)

Variables
static const size_t	vectorSize = 16
static const size_t	cacheLineSize = 64
static const size_t	pageSize = 0x1000
static const size_t	largePageSize = 0x200000
static const size_t	allocationAlignment = 16
static const size_t	KiB = size_t(1) << 10
static const size_t	MiB = size_t(1) << 20
static const size_t	GiB = size_t(1) << 30
static const uintptr_t	maxSectorSize = 0x1000

Macro Definition Documentation

#define ALIGNED	(		type,
			multiple
	)		type

Definition at line 28 of file alignment.h.

#define ASSERT_VECTOR_ALIGNED

(

pointer

)

Value:

ASSERT_VECTOR_MULTIPLE(pointer);\
	ASSUME_ALIGNED(pointer, vectorSize)

Definition at line 42 of file alignment.h.

#define ASSERT_VECTOR_MULTIPLE

(

size

)

ASSERT(IsAligned(size, vectorSize))

Definition at line 39 of file alignment.h.

#define CACHE_ALIGNED

(

type

)

ALIGNED(type, 64)

Definition at line 52 of file alignment.h.

#define VECTOR_ALIGNED

(

type

)

ALIGNED(type, 16)

Definition at line 37 of file alignment.h.

Function Documentation

template<size_t multiple>

size_t Align ( size_t  n )

inline

Definition at line 14 of file alignment.h.

template<typename T >

bool IsAligned ( T  t, uintptr_t  multiple  )

inline

Definition at line 8 of file alignment.h.

Variable Documentation

const size_t allocationAlignment = 16

static

Definition at line 69 of file alignment.h.

const size_t cacheLineSize = 64

static

Definition at line 51 of file alignment.h.

const size_t GiB = size_t(1) << 30

static

Definition at line 73 of file alignment.h.

const size_t KiB = size_t(1) << 10

static

Definition at line 71 of file alignment.h.

const size_t largePageSize = 0x200000

static

Definition at line 62 of file alignment.h.

const uintptr_t maxSectorSize = 0x1000

static

Definition at line 82 of file alignment.h.

const size_t MiB = size_t(1) << 20

static

Definition at line 72 of file alignment.h.

const size_t pageSize = 0x1000

static

Definition at line 61 of file alignment.h.

const size_t vectorSize = 16

static

Definition at line 36 of file alignment.h.