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3294318e | 1 | /* Definitions for PowerPC single-precision floating point unit |
2 | such as Xilinx PowerPC 405/440 APU. | |
3 | ||
f1717362 | 4 | Copyright (C) 2008-2016 Free Software Foundation, Inc. |
3294318e | 5 | Contributed by Michael Eager (eager@eagercon.com) |
6 | ||
7 | This file is part of GCC. | |
8 | ||
9 | GCC is free software; you can redistribute it and/or modify it | |
10 | under the terms of the GNU General Public License as published | |
11 | by the Free Software Foundation; either version 3, or (at your | |
12 | option) any later version. | |
13 | ||
14 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
15 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
16 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
17 | License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with GCC; see the file COPYING3. If not see | |
21 | <http://www.gnu.org/licenses/>. */ | |
22 | ||
23 | ||
24 | /* Undefine definitions from rs6000.h. */ | |
25 | #undef TARGET_SINGLE_FLOAT | |
26 | #undef TARGET_DOUBLE_FLOAT | |
27 | #undef TARGET_SINGLE_FPU | |
28 | #undef TARGET_SIMPLE_FPU | |
29 | #undef UNITS_PER_FP_WORD | |
30 | ||
31 | /* FPU operations supported. | |
32 | If TARGET_SINGLE_FPU set, processor supports single fp options. */ | |
33 | #define TARGET_SINGLE_FLOAT (rs6000_single_float) | |
34 | #define TARGET_DOUBLE_FLOAT (rs6000_double_float) | |
35 | #define TARGET_SINGLE_FPU 1 | |
36 | #define TARGET_SIMPLE_FPU (rs6000_simple_fpu) | |
37 | ||
38 | /* FP word width depends on single/double fp support. */ | |
39 | #define UNITS_PER_FP_WORD ((TARGET_SOFT_FLOAT || TARGET_DOUBLE_FLOAT) ? 8 : 4) | |
40 |