Use C++ limits where applicable for portability

This commit is contained in:
Nathan Binkert 2008-09-19 09:11:43 -07:00
parent befae3c0b0
commit af9c5e05f7
2 changed files with 14 additions and 12 deletions

View file

@ -56,6 +56,7 @@
#include <cmath>
#include <functional>
#include <iosfwd>
#include <limits>
#include <string>
#include <vector>
@ -76,6 +77,8 @@ extern Tick curTick;
/* A namespace for all of the Statistics */
namespace Stats {
typedef std::numeric_limits<Counter> CounterLimits;
/* Contains the statistic implementation details */
//////////////////////////////////////////////////////////////////////
//
@ -1454,8 +1457,8 @@ struct DistStor
data->bucket_size = params.bucket_size;
data->size = params.size;
data->min_val = (min_val == INT_MAX) ? 0 : min_val;
data->max_val = (max_val == INT_MIN) ? 0 : max_val;
data->min_val = (min_val == CounterLimits::max()) ? 0 : min_val;
data->max_val = (max_val == CounterLimits::min()) ? 0 : max_val;
data->underflow = underflow;
data->overflow = overflow;
data->cvec.resize(params.size);
@ -1472,8 +1475,8 @@ struct DistStor
*/
void reset()
{
min_val = INT_MAX;
max_val = INT_MIN;
min_val = CounterLimits::max();
max_val = CounterLimits::min();
underflow = 0;
overflow = 0;

View file

@ -28,10 +28,10 @@
* Authors: Nathan Binkert
*/
#include <ctype.h>
#include <cctype>
#include <cstring>
#include <iostream>
#include <limits>
#include <string>
#include <vector>
@ -117,12 +117,11 @@ inline bool
__to_number(string value, T &retval)
{
static const T maxnum = ((T)-1);
static const bool sign = maxnum < 0;
static const int bits = sizeof(T) * 8;
static const T hexmax = maxnum & (((T)1 << (bits - 4 - sign)) - 1);
static const T octmax = maxnum & (((T)1 << (bits - 3 - sign)) - 1);
static const T signmax =
(sign) ? maxnum & (((T)1 << (bits - 1)) - 1) : maxnum;
static const bool sign = numeric_limits<T>::is_signed;
static const int bits = numeric_limits<T>::digits;
static const T hexmax = maxnum & (((T)1 << (bits - 4)) - 1);
static const T octmax = maxnum & (((T)1 << (bits - 3)) - 1);
static const T signmax = numeric_limits<T>::max();
static const T decmax = signmax / 10;
#if 0