fx_float_limits_long.cpp revision 12855:588919e0e4aa 
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20/*****************************************************************************
21
22  fx_float_limits_long.cpp --
23
24  Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15
25
26 *****************************************************************************/
27
28/*****************************************************************************
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30  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
31  changes you are making here.
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33      Name, Affiliation, Date:
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37
38// This may look like C code, but it is really -*- C++ -*-
39//
40// fx_float_limits.cxx --
41// Copyright Synopsys 1998
42// Author          : Ric Hilderink
43// Created On      : Fri Jan  8 14:31:37 1999
44// Status          : none
45//
46
47
48#include <limits.h>
49#include <float.h>
50#include <math.h>
51#define SC_INCLUDE_FX
52#include "systemc.h"
53
54#define SHOW(a) out << #a << " : " << a.to_string(SC_HEX) << "\n"
55#define SHOW_EXP(a) { res = a; out << #a << " : " << res.to_string(SC_HEX) << "\n"; }
56
57
58#define SHOW_EXPRS(a, b) \
59  SHOW_EXP(a b zero_min);   \
60  SHOW_EXP(a b zero_plus);  \
61  SHOW_EXP(a b zero);       \
62  SHOW_EXP(a b nan);        \
63  SHOW_EXP(a b inf_plus);   \
64  SHOW_EXP(a b inf_min);    \
65  SHOW_EXP(a b inf);        \
66  SHOW_EXP(a b long_max);   \
67  SHOW_EXP(a b long_min);   \
68  SHOW_EXP(a b int_max);    \
69  SHOW_EXP(a b int_min);    \
70  SHOW_EXP(a b uint_max);   \
71  SHOW_EXP(a b ulong_max);  \
72  SHOW_EXP(a b double_min); \
73  SHOW_EXP(a b double_max); \
74  SHOW_EXP(a b float_min);  \
75  SHOW_EXP(a b float_max);
76
77#define SHOW_EXPS(a) \
78  SHOW_EXPRS(a, /) \
79  SHOW_EXPRS(a, *) \
80  SHOW_EXPRS(a, +) \
81  SHOW_EXPRS(a, -) \
82  SHOW_EXPRS(a, >)							      \
83  SHOW_EXPRS(a, <)							      \
84  SHOW_EXPRS(a, >=)							      \
85  SHOW_EXPRS(a, <=)							      \
86  SHOW_EXPRS(a, ==)							      \
87  SHOW_EXPRS(a, !=)							      \
88  SHOW_EXPRS(a, * a *)
89
90
91void test_fx_float_limits_long(ostream& out)
92{
93  out << "****************** limits fx_float_long\n";
94
95  sc_fxval zero_min("-0");     SHOW(zero_min);
96  sc_fxval zero_plus("+0");    SHOW(zero_plus);
97  sc_fxval zero(0);            SHOW(zero);
98
99  sc_fxval nan("NaN");         SHOW(nan);
100  sc_fxval inf_plus("+Inf");   SHOW(inf_plus);
101  sc_fxval inf_min("-Inf");    SHOW(inf_min);
102  sc_fxval inf("Inf");         SHOW(inf);
103
104  sc_fxval long_max(LONG_MAX); SHOW(long_max);
105  sc_fxval long_min(LONG_MIN); SHOW(long_min);
106  sc_fxval int_max(INT_MAX);   SHOW(int_max);
107  sc_fxval int_min(INT_MIN);   SHOW(int_min);
108  sc_fxval uint_max(UINT_MAX); SHOW(uint_max);
109  sc_fxval ulong_max(ULONG_MAX); SHOW(ulong_max);
110
111  sc_fxval double_min(DBL_MIN); SHOW(double_min);
112  sc_fxval double_max(DBL_MAX); SHOW(double_max);
113  sc_fxval float_min(FLT_MIN);  SHOW(float_min);
114  sc_fxval float_max(FLT_MAX);  SHOW(float_max);
115
116  sc_fxval res;
117
118
119  SHOW_EXPS(long_max);
120  SHOW_EXPS(long_min);
121  SHOW_EXPS(int_max);
122  SHOW_EXPS(int_min);
123  SHOW_EXPS(uint_max);
124  SHOW_EXPS(ulong_max);
125}
126