1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
(***********************************************************************)
(* *)
(* Applied Type System *)
(* *)
(***********************************************************************)
(*
** ATS/Postiats - Unleashing the Potential of Types!
** Copyright (C) 2011-2013 Hongwei Xi, ATS Trustful Software, Inc.
** All rights reserved
**
** ATS is free software; you can redistribute it and/or modify it under
** the terms of the GNU GENERAL PUBLIC LICENSE (GPL) as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** ATS is distributed in the hope that it will be useful, but WITHOUT ANY
** WARRANTY; without even the implied warranty of MERCHANTABILITY or
** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
** for more details.
**
** You should have received a copy of the GNU General Public License
** along with ATS; see the file COPYING. If not, please write to the
** Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
** 02110-1301, USA.
*)
(* ****** ****** *)
//
// HX-2016-05:
//
(* ****** ****** *)
//
extern
fun{}
neg_float:
{x:float}
(float(x)) -<fun> float(~x)
//
(* ****** ****** *)
//
extern
fun{}
add_float_float
{x,y:float}
(float(x), float(y)):<> float(x+y)
//
extern
fun{}
sub_float_float
{x,y:float}
(float(x), float(y)):<> float(x-y)
//
extern
fun{}
mul_float_float
{x,y:float}
(float(x), float(y)):<> float(x*y)
//
extern
fun{}
div_float_float
{x,y:float}
(float(x), float(y)):<> float(x/y)
//
overload + with add_float_float
overload - with sub_float_float
overload * with mul_float_float
overload / with div_float_float
//
(* ****** ****** *)
//
extern
fun{}
lt_float_float
{x,y:float}
(float(x), float(y)):<> bool(x < y)
extern
fun{}
lte_float_float
{x,y:float}
(float(x), float(y)):<> bool(x <= y)
//
extern
fun{}
gt_float_float
{x,y:float}
(float(x), float(y)):<> bool(x > y)
extern
fun{}
gte_float_float
{x,y:float}
(float(x), float(y)):<> bool(x >= y)
//
extern
fun{}
eq_float_float
{x,y:float}
(float(x), float(y)):<> bool(x == y)
extern
fun{}
neq_float_float
{x,y:float}
(float(x), float(y)):<> bool(x != y)
//
overload < with lt_float_float
overload <= with lte_float_float
//
overload > with gt_float_float
overload >= with gte_float_float
//
overload = with eq_float_float
overload != with neq_float_float
//
(* ****** ****** *)
//
extern
fun{}
int2float
{i:int}(i: int(i)): float(i2f(i))
//
(* ****** ****** *)
//
extern
fun{}
abs_float:
{x:float} (float(x)) -<fun> float(abs(x))
//
(* ****** ****** *)
//
extern
fun{}
sqrt_float:
{x:float | x >= i2f(0)} (float(x)) -<fun> float(sqrt(x))
//
(* ****** ****** *)
//
extern
fun{}
print_float0(float0): void
extern
fun{}
prerr_float0(float0): void
extern
fun{}
fprint_float0(FILEref, float0): void
//
overload print with print_float0
overload prerr with prerr_float0
overload fprint with fprint_float0
//
(* ****** ****** *)
(* end of [float.sats] *)
|
