glibc/soft-fp/sysdeps/powerpc/q_cmpe.c
Geoff Keating 8ed1e7d589 In libc/:
* configure.in: Compute sizeof-long-double. 
* configure: Regenerated. 
* config.make.in: Make sizeof-long-double available to sub-makes.
In libc/soft-fp/:
	* soft-fp.h (_FP_ROUND_ZERO): Cast 0 to void before using it
	as a statement.

	* sysdeps/powerpc/Makefile (routines): New file.
	* sysdeps/powerpc/q_*: New files.
2000-03-03  Geoff Keating  <geoffk@cygnus.com>

	* configure.in: Compute sizeof-long-double.
	* configure: Regenerated.
	* config.make.in: Make sizeof-long-double available to sub-makes.
2000-03-04 03:36:14 +00:00

43 lines
1.4 KiB
C

/* Software floating-point emulation.
Compare a and b, return float condition code.
Signal exception (unless masked) if unordered.
Copyright (C) 1997, 1999, 2000 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 "quad.h"
int _q_cmpe(const long double a, const long double b)
{
FP_DECL_EX;
FP_DECL_Q(A); FP_DECL_Q(B);
int r;
FP_UNPACK_RAW_Q(A, a);
FP_UNPACK_RAW_Q(B, b);
FP_CMP_Q(r, B, A, 3);
if (r == -1) r = 2;
if (r == 3)
FP_SET_EXCEPTION(FP_EX_INVALID);
FP_HANDLE_EXCEPTIONS;
return r;
}