blob: c22dd4a58be73db0bba39c9a256a15ef33668ec0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef AlignmentUtils_h__
#define AlignmentUtils_h__
#define IS_ALIGNED16(ptr) ((((uintptr_t)ptr + 15) & ~0x0F) == (uintptr_t)ptr)
#ifdef DEBUG
# define ASSERT_ALIGNED16(ptr) \
MOZ_ASSERT(IS_ALIGNED16(ptr), \
#ptr " has to be aligned to a 16 byte boundary");
#else
# define ASSERT_ALIGNED16(ptr)
#endif
#ifdef DEBUG
# define ASSERT_MULTIPLE16(v) \
MOZ_ASSERT(v % 16 == 0, #v " has to be a a multiple of 16");
#else
# define ASSERT_MULTIPLE16(v)
#endif
#define ALIGNED16(ptr) (float*)(((uintptr_t)ptr + 15) & ~0x0F);
#endif
|
