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bits.hpp
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1/*
2---------------------------------------------------------------------------
3
4 This file is part of uHAL.
5
6 uHAL is a hardware access library and programming framework
7 originally developed for upgrades of the Level-1 trigger of the CMS
8 experiment at CERN.
9
10 uHAL is free software: you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation, either version 3 of the License, or
13 (at your option) any later version.
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15 uHAL is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with uHAL. If not, see <http://www.gnu.org/licenses/>.
22
23
24 Andrew Rose, Imperial College, London
25 email: awr01 <AT> imperial.ac.uk
26
27 Marc Magrans de Abril, CERN
28 email: marc.magrans.de.abril <AT> cern.ch
29
30 Tom Williams, Rutherford Appleton Laboratory, Oxfordshire
31 email: tom.williams <AT> cern.ch
32
33---------------------------------------------------------------------------
34*/
35
36
37#ifndef _uhal_utilities_bits_hpp_
38#define _uhal_utilities_bits_hpp_
39
40
41#include <stdint.h>
42
43
44namespace uhal
45{
46 namespace utilities
47 {
53 unsigned int TrailingRightBits ( uint32_t aValue );
54 }
55}
56
57
58#endif
unsigned int TrailingRightBits(uint32_t aValue)
Helper function to calculate the number of zero-bits at the righthand end of a 32-bit number.
Definition: bits.cpp:44