V8 Project
bits.cc
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1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "src/base/bits.h"
6 #include "src/base/logging.h"
7 
8 namespace v8 {
9 namespace base {
10 namespace bits {
11 
13  DCHECK_LE(value, 0x80000000u);
14  value = value - 1;
15  value = value | (value >> 1);
16  value = value | (value >> 2);
17  value = value | (value >> 4);
18  value = value | (value >> 8);
19  value = value | (value >> 16);
20  return value + 1;
21 }
22 
23 } // namespace bits
24 } // namespace base
25 } // namespace v8
#define DCHECK_LE(v1, v2)
Definition: logging.h:210
uint32_t RoundUpToPowerOfTwo32(uint32_t value)
Definition: bits.cc:12
Debugger support for the V8 JavaScript engine.
Definition: accessors.cc:20