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1 /* MIPS extra machine modes.
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2 Copyright (C) 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
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3
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4 This file is part of GCC.
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5
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6 GCC is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 3, or (at your option)
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9 any later version.
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10
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11 GCC is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 /* MIPS has a quirky almost-IEEE format for all its
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21 floating point. */
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22 RESET_FLOAT_FORMAT (SF, mips_single_format);
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23 RESET_FLOAT_FORMAT (DF, mips_double_format);
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24
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25 /* Irix6 will override this via MIPS_TFMODE_FORMAT. */
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26 FLOAT_MODE (TF, 16, mips_quad_format);
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27
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28 /* Vector modes. */
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29 VECTOR_MODES (INT, 8); /* V8QI V4HI V2SI */
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30 VECTOR_MODES (FLOAT, 8); /* V4HF V2SF */
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31 VECTOR_MODES (INT, 4); /* V4QI V2HI */
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32
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33 VECTOR_MODES (FRACT, 4); /* V4QQ V2HQ */
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34 VECTOR_MODES (UFRACT, 4); /* V4UQQ V2UHQ */
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35 VECTOR_MODES (ACCUM, 4); /* V2HA */
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36 VECTOR_MODES (UACCUM, 4); /* V2UHA */
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37
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38 /* Paired single comparison instructions use 2 or 4 CC. */
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39 CC_MODE (CCV2);
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40 ADJUST_BYTESIZE (CCV2, 8);
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41 ADJUST_ALIGNMENT (CCV2, 8);
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42
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43 CC_MODE (CCV4);
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44 ADJUST_BYTESIZE (CCV4, 16);
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45 ADJUST_ALIGNMENT (CCV4, 16);
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46
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47 /* For MIPS DSP control registers. */
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48 CC_MODE (CCDSP);
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