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