1 |
38 |
julius |
/* 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) 1997,1999,2006 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).
|
7 |
|
|
|
8 |
|
|
The GNU C Library is free software; you can redistribute it and/or
|
9 |
|
|
modify it under the terms of the GNU Lesser General Public
|
10 |
|
|
License as published by the Free Software Foundation; either
|
11 |
|
|
version 2.1 of the License, or (at your option) any later version.
|
12 |
|
|
|
13 |
|
|
In addition to the permissions in the GNU Lesser General Public
|
14 |
|
|
License, the Free Software Foundation gives you unlimited
|
15 |
|
|
permission to link the compiled version of this file into
|
16 |
|
|
combinations with other programs, and to distribute those
|
17 |
|
|
combinations without any restriction coming from the use of this
|
18 |
|
|
file. (The Lesser General Public License restrictions do apply in
|
19 |
|
|
other respects; for example, they cover modification of the file,
|
20 |
|
|
and distribution when not linked into a combine executable.)
|
21 |
|
|
|
22 |
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
23 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
24 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
25 |
|
|
Lesser General Public License for more details.
|
26 |
|
|
|
27 |
|
|
You should have received a copy of the GNU Lesser General Public
|
28 |
|
|
License along with the GNU C Library; if not, write to the Free
|
29 |
|
|
Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
|
30 |
|
|
MA 02110-1301, USA. */
|
31 |
|
|
|
32 |
|
|
#include "soft-fp.h"
|
33 |
|
|
#include "quad.h"
|
34 |
|
|
|
35 |
|
|
int __letf2(TFtype a, TFtype b)
|
36 |
|
|
{
|
37 |
|
|
FP_DECL_EX;
|
38 |
|
|
FP_DECL_Q(A); FP_DECL_Q(B);
|
39 |
|
|
int r;
|
40 |
|
|
|
41 |
|
|
FP_UNPACK_RAW_Q(A, a);
|
42 |
|
|
FP_UNPACK_RAW_Q(B, b);
|
43 |
|
|
FP_CMP_Q(r, A, B, 2);
|
44 |
|
|
if (r == 2 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
|
45 |
|
|
FP_SET_EXCEPTION(FP_EX_INVALID);
|
46 |
|
|
FP_HANDLE_EXCEPTIONS;
|
47 |
|
|
|
48 |
|
|
return r;
|
49 |
|
|
}
|
50 |
|
|
|
51 |
|
|
strong_alias(__letf2, __lttf2);
|