hphp/runtime/vm/verifier/util.cpp

   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 #include "hphp/runtime/vm/verifier/util.h"
  18
  19 #include <string.h>
  20
  21 namespace HPHP {  namespace Verifier {
  22
  23 Bits::Bits(Arena& arena, int bit_cap) {
  24   int word_cap = (bit_cap + BPW - 1) / BPW;
  25   m_words = new (arena) uintptr_t[word_cap];
  26   memset(m_words, 0, word_cap * sizeof(*m_words));
  27 }
  28
  29 }}