Subversion Repositories openrisc_2011-10-31

/* Definitions for PowerPC single-precision floating point unit

   such as Xilinx PowerPC 405/440 APU.

   Copyright (C) 2008 Free Software Foundation, Inc.

   Contributed by Michael Eager (eager@eagercon.com)

   This file is part of GCC.

   GCC is free software; you can redistribute it and/or modify it

   under the terms of the GNU General Public License as published

   by the Free Software Foundation; either version 3, or (at your

   option) any later version.

   GCC 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 General Public

   License for more details.

   You should have received a copy of the GNU General Public License

   along with GCC; see the file COPYING3.  If not see

   <http://www.gnu.org/licenses/>.  */

/* Undefine definitions from rs6000.h. */

#undef TARGET_SINGLE_FLOAT

#undef TARGET_DOUBLE_FLOAT

#undef TARGET_SINGLE_FPU

#undef TARGET_SIMPLE_FPU

#undef UNITS_PER_FP_WORD

/* FPU operations supported.

   If TARGET_SINGLE_FPU set, processor supports single fp options. */

#define TARGET_SINGLE_FLOAT (rs6000_single_float)

#define TARGET_DOUBLE_FLOAT (rs6000_double_float)

#define TARGET_SINGLE_FPU   1

#define TARGET_SIMPLE_FPU   (rs6000_simple_fpu)

/* FP word width depends on single/double fp support. */

#define UNITS_PER_FP_WORD ((TARGET_SOFT_FLOAT || TARGET_DOUBLE_FLOAT) ? 8 : 4)