Update.
[glibc.git] / soft-fp / lesf2.c
blob029c5897f24b03e4ba63716c5d04944ad1a31803
1 /* Software floating-point emulation.
2 Return 0 iff a == b, 1 iff a > b, 2 iff a ? b, -1 iff a < b
3 Copyright (C) 1997,1999 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5 Contributed by Richard Henderson (rth@cygnus.com) and
6 Jakub Jelinek (jj@ultra.linux.cz).
8 The GNU C Library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Library General Public License as
10 published by the Free Software Foundation; either version 2 of the
11 License, or (at your option) any later version.
13 The GNU C Library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Library General Public License for more details.
18 You should have received a copy of the GNU Library General Public
19 License along with the GNU C Library; see the file COPYING.LIB. If
20 not, write to the Free Software Foundation, Inc.,
21 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
23 #include "soft-fp.h"
24 #include "single.h"
26 int __lesf2(float a, float b)
28 FP_DECL_EX;
29 FP_DECL_S(A); FP_DECL_S(B);
30 int r;
32 FP_UNPACK_RAW_S(A, a);
33 FP_UNPACK_RAW_S(B, b);
34 FP_CMP_S(r, A, B, 2);
35 if (r == 2 && (FP_ISSIGNAN_S(A) || FP_ISSIGNAN_S(B)))
36 FP_SET_EXCEPTION(FP_EX_INVALID);
37 FP_HANDLE_EXCEPTIONS;
39 return r;
42 strong_alias(__lesf2, __ltsf2);