diff options
Diffstat (limited to 'gcc-4.4.3/gcc/config/rs6000/singlefp.h')
| -rw-r--r-- | gcc-4.4.3/gcc/config/rs6000/singlefp.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc-4.4.3/gcc/config/rs6000/singlefp.h b/gcc-4.4.3/gcc/config/rs6000/singlefp.h new file mode 100644 index 000000000..36e093c1a --- /dev/null +++ b/gcc-4.4.3/gcc/config/rs6000/singlefp.h @@ -0,0 +1,40 @@ +/* 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) + |