alignment.h File Reference

#include "lib/sysdep/compiler.h"
#include "lib/sysdep/arch.h"
#include <cstdint>

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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	g_PageSize = 64 * 1024
static const size_t	g_LargePageSize = 2 * 1024 * 1024
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

ALIGNED

#define ALIGNED	(		type,
			multiple
	)		type

ASSERT_VECTOR_ALIGNED

#define ASSERT_VECTOR_ALIGNED

(

pointer

)

Value:

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

ASSERT_VECTOR_MULTIPLE

#define ASSERT_VECTOR_MULTIPLE

(

size

)

ASSERT(IsAligned(size, vectorSize))

CACHE_ALIGNED

#define CACHE_ALIGNED

(

type

)

ALIGNED(type, 64)

VECTOR_ALIGNED

#define VECTOR_ALIGNED

(

type

)

ALIGNED(type, 16)

Function Documentation

Align()

template<size_t multiple>

size_t Align ( size_t  n )

inline

IsAligned()

template<typename T >

bool IsAligned ( T  t, uintptr_t  multiple  )

inline

Variable Documentation

allocationAlignment

const size_t allocationAlignment = 16

static

cacheLineSize

const size_t cacheLineSize = 64

static

g_LargePageSize

const size_t g_LargePageSize = 2 * 1024 * 1024

static

g_PageSize

const size_t g_PageSize = 64 * 1024

static

GiB

const size_t GiB = size_t(1) << 30

static

KiB

const size_t KiB = size_t(1) << 10

static

maxSectorSize

const uintptr_t maxSectorSize = 0x1000

static

MiB

const size_t MiB = size_t(1) << 20

static

vectorSize

const size_t vectorSize = 16

static