/* Software floating-point emulation.
|
/* Software floating-point emulation.
|
Return a - b
|
Return a - b
|
Copyright (C) 1997,1999,2006 Free Software Foundation, Inc.
|
Copyright (C) 1997,1999,2006 Free Software Foundation, Inc.
|
This file is part of the GNU C Library.
|
This file is part of the GNU C Library.
|
Contributed by Richard Henderson (rth@cygnus.com) and
|
Contributed by Richard Henderson (rth@cygnus.com) and
|
Jakub Jelinek (jj@ultra.linux.cz).
|
Jakub Jelinek (jj@ultra.linux.cz).
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
The GNU C Library is free software; you can redistribute it and/or
|
modify it under the terms of the GNU Lesser General Public
|
modify it under the terms of the GNU Lesser General Public
|
License as published by the Free Software Foundation; either
|
License as published by the Free Software Foundation; either
|
version 2.1 of the License, or (at your option) any later version.
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
In addition to the permissions in the GNU Lesser General Public
|
In addition to the permissions in the GNU Lesser General Public
|
License, the Free Software Foundation gives you unlimited
|
License, the Free Software Foundation gives you unlimited
|
permission to link the compiled version of this file into
|
permission to link the compiled version of this file into
|
combinations with other programs, and to distribute those
|
combinations with other programs, and to distribute those
|
combinations without any restriction coming from the use of this
|
combinations without any restriction coming from the use of this
|
file. (The Lesser General Public License restrictions do apply in
|
file. (The Lesser General Public License restrictions do apply in
|
other respects; for example, they cover modification of the file,
|
other respects; for example, they cover modification of the file,
|
and distribution when not linked into a combine executable.)
|
and distribution when not linked into a combine executable.)
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
The GNU C Library is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
Lesser General Public License for more details.
|
Lesser General Public License for more details.
|
|
|
You should have received a copy of the GNU Lesser General Public
|
You should have received a copy of the GNU Lesser General Public
|
License along with the GNU C Library; if not, write to the Free
|
License along with the GNU C Library; if not, write to the Free
|
Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
|
Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
|
MA 02110-1301, USA. */
|
MA 02110-1301, USA. */
|
|
|
#include "soft-fp.h"
|
#include "soft-fp.h"
|
#include "single.h"
|
#include "single.h"
|
|
|
SFtype __subsf3(SFtype a, SFtype b)
|
SFtype __subsf3(SFtype a, SFtype b)
|
{
|
{
|
FP_DECL_EX;
|
FP_DECL_EX;
|
FP_DECL_S(A); FP_DECL_S(B); FP_DECL_S(R);
|
FP_DECL_S(A); FP_DECL_S(B); FP_DECL_S(R);
|
SFtype r;
|
SFtype r;
|
|
|
FP_INIT_ROUNDMODE;
|
FP_INIT_ROUNDMODE;
|
FP_UNPACK_SEMIRAW_S(A, a);
|
FP_UNPACK_SEMIRAW_S(A, a);
|
FP_UNPACK_SEMIRAW_S(B, b);
|
FP_UNPACK_SEMIRAW_S(B, b);
|
FP_SUB_S(R, A, B);
|
FP_SUB_S(R, A, B);
|
FP_PACK_SEMIRAW_S(r, R);
|
FP_PACK_SEMIRAW_S(r, R);
|
FP_HANDLE_EXCEPTIONS;
|
FP_HANDLE_EXCEPTIONS;
|
|
|
return r;
|
return r;
|
}
|
}
|
|
|
