1 (* MathLib0.mod provides access to math functions.
3 Copyright (C) 2003-2024 Free Software Foundation, Inc.
4 Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
6 This file is part of GNU Modula-2.
8 GNU Modula-2 is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
13 GNU Modula-2 is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 Under Section 7 of GPL version 3, you are granted additional
19 permissions described in the GCC Runtime Library Exception, version
20 3.1, as published by the Free Software Foundation.
22 You should have received a copy of the GNU General Public License and
23 a copy of the GCC Runtime Library Exception along with this program;
24 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
25 <http://www.gnu.org/licenses/>. *)
27 IMPLEMENTATION MODULE MathLib0 ;
29 IMPORT cbuiltin, libm ;
31 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_sqrt)) sqrt (x: REAL): REAL;
33 RETURN cbuiltin.sqrt (x)
36 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_sqrtl)) sqrtl (x: LONGREAL): LONGREAL;
38 RETURN cbuiltin.sqrtl (x)
41 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_sqrts)) sqrts (x: SHORTREAL) : SHORTREAL ;
43 RETURN cbuiltin.sqrtf (x)
46 PROCEDURE exp (x: REAL) : REAL ;
51 PROCEDURE exps (x: SHORTREAL) : SHORTREAL ;
56 PROCEDURE expl (x: LONGREAL) : LONGREAL ;
70 PROCEDURE ln (x: REAL) : REAL ;
72 RETURN libm.log (x) / libm.log (exp1)
75 PROCEDURE lns (x: SHORTREAL) : SHORTREAL ;
77 RETURN libm.logf (x) / libm.logf (exp1)
80 PROCEDURE lnl (x: LONGREAL) : LONGREAL ;
82 RETURN libm.logl (x) / libm.logl (exp1)
85 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_sin)) sin (x: REAL) : REAL ;
87 RETURN cbuiltin.sin (x)
90 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_sinl)) sinl (x: LONGREAL) : LONGREAL ;
92 RETURN cbuiltin.sinl (x)
95 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_sinf)) sins (x: SHORTREAL) : SHORTREAL ;
97 RETURN cbuiltin.sinf (x)
100 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_cos)) cos (x: REAL) : REAL ;
102 RETURN cbuiltin.cos (x)
105 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_cosf)) coss (x: SHORTREAL) : SHORTREAL ;
107 RETURN cbuiltin.cosf (x)
110 PROCEDURE __ATTRIBUTE__ __BUILTIN__ ((__builtin_cosl)) cosl (x: LONGREAL) : LONGREAL ;
112 RETURN cbuiltin.cosl (x)
115 PROCEDURE tan (x: REAL) : REAL ;
120 PROCEDURE tanl (x: LONGREAL) : LONGREAL ;
125 PROCEDURE tans (x: SHORTREAL) : SHORTREAL ;
130 PROCEDURE arctan (x: REAL) : REAL ;
135 PROCEDURE arctans (x: SHORTREAL) : SHORTREAL ;
137 RETURN libm.atanf (x)
140 PROCEDURE arctanl (x: LONGREAL) : LONGREAL ;
142 RETURN libm.atanl (x)
145 PROCEDURE entier (x: REAL) : INTEGER ;
147 RETURN TRUNC (libm.floor (x))
150 PROCEDURE entiers (x: SHORTREAL) : INTEGER ;
152 RETURN TRUNC (libm.floorf (x))
155 PROCEDURE entierl (x: LONGREAL) : INTEGER ;
157 RETURN TRUNC (libm.floorl (x))