glibc/soft-fp/floatsidf.c
Ulrich Drepper d876f53279 Update.
1999-12-29  Ulrich Drepper  <drepper@cygnus.com>

	* soft-fp/*: Tons of new files to implement floating-point arithmetic
	in software.
	Contributed by  Richard Henderson, Jakub Jelinek and others.
1999-12-29 18:11:48 +00:00

38 lines
1.2 KiB
C

/* Software floating-point emulation.
Convert a 32bit signed integer to IEEE double
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 "double.h"
double __floatsidf(SItype i)
{
FP_DECL_EX;
FP_DECL_D(A);
double a;
FP_FROM_INT_D(A, i, 32, int);
FP_PACK_D(a, A);
FP_HANDLE_EXCEPTIONS;
return a;
}