hphp/runtime/vm/jit/align-arm.h

   1 /*
   2    +----------------------------------------------------------------------+
   3    | HipHop for PHP                                                       |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com)  |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 3.01 of the PHP license,      |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.php.net/license/3_01.txt                                  |
  11    | If you did not receive a copy of the PHP license and are unable to   |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@php.net so we can mail you a copy immediately.               |
  14    +----------------------------------------------------------------------+
  15 */
  16
  17 #pragma once
  18
  19 #include "hphp/runtime/vm/jit/types.h"
  20 #include "hphp/runtime/vm/jit/alignment.h"
  21
  22 #include "hphp/util/data-block.h"
  23
  24 namespace HPHP::jit {
  25
  26 struct CGMeta;
  27
  28 namespace arm {
  29
  30 ///////////////////////////////////////////////////////////////////////////////
  31
  32 /*
  33  * Mirrors the API of align.h.
  34  */
  35
  36 bool is_aligned(TCA frontier, Alignment alignment);
  37
  38 void align(CodeBlock& cb, CGMeta* meta,
  39            Alignment alignment, AlignContext context);
  40
  41 constexpr size_t cache_line_size() { return 64; }
  42
  43 /*
  44  * Get the AlignInfo for `alignment'; used by relocation.
  45  */
  46 const AlignInfo& alignment_info(Alignment alignment);
  47
  48 ///////////////////////////////////////////////////////////////////////////////
  49
  50 }}
  51