mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
|
/* Software floating-point emulation.
|
||
|
|
Return 0 iff a == b, 1 iff a > b, 2 iff a ? b, -1 iff a < b
|
||
|
|
Copyright (C) 1997,1999 Free Software Foundation, Inc.
|
||
|
|
This file is part of the GNU C Library.
|
||
|
|
Contributed by Richard Henderson (rth@cygnus.com) and
|
||
|
|
Jakub Jelinek (jj@ultra.linux.cz).
|
||
|
|
|
||
|
|
The GNU C Library is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU Library General Public License as
|
||
|
|
published by the Free Software Foundation; either version 2 of the
|
||
|
|
License, or (at your option) any later version.
|
||
|
|
|
||
|
|
The GNU C Library 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
|
||
|
|
Library General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Library General Public
|
||
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
||
|
|
not, write to the Free Software Foundation, Inc.,
|
||
|
|
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
||
|
|
|
||
|
|
#include "soft-fp.h"
|
||
|
|
#include "single.h"
|
||
|
|
|
||
|
|
int __lesf2(float a, float b)
|
||
|
|
{
|
||
|
|
FP_DECL_EX;
|
||
|
|
FP_DECL_S(A); FP_DECL_S(B);
|
||
|
|
int r;
|
||
|
|
|
||
|
|
FP_UNPACK_RAW_S(A, a);
|
||
|
|
FP_UNPACK_RAW_S(B, b);
|
||
|
|
FP_CMP_S(r, A, B, 2);
|
||
|
|
if (r == 2 && (FP_ISSIGNAN_S(A) || FP_ISSIGNAN_S(B)))
|
||
|
|
FP_SET_EXCEPTION(FP_EX_INVALID);
|
||
|
|
FP_HANDLE_EXCEPTIONS;
|
||
|
|
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
strong_alias(__lesf2, __ltsf2);
|