Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/lm32/constraints.md @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
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date | Fri, 12 Feb 2010 23:39:51 +0900 |
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children | 04ced10e8804 |
rev | line source |
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55
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1 ;; Constraint definitions for Lattice Mico32 architecture. |
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2 ;; Contributed by Jon Beniston <jon@beniston.com> |
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3 ;; |
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4 ;; Copyright (C) 2009 Free Software Foundation, Inc. |
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5 ;; |
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6 ;; This file is part of GCC. |
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7 ;; |
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8 ;; GCC is free software; you can redistribute it and/or modify |
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9 ;; it under the terms of the GNU General Public License as published by |
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10 ;; the Free Software Foundation; either version 3, or (at your option) |
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11 ;; any later version. |
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12 ;; |
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13 ;; GCC is distributed in the hope that it will be useful, |
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14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 ;; GNU General Public License for more details. |
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17 ;; |
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18 ;; You should have received a copy of the GNU General Public License |
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19 ;; along with GCC; see the file COPYING3. If not see |
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20 ;; <http://www.gnu.org/licenses/>. |
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21 |
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22 (define_constraint "J" |
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23 "The value 0." |
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24 (and (match_code "const_int") |
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25 (match_test "ival == 0"))) |
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26 |
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27 (define_constraint "K" |
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28 "A signed 16-bit immediate in the range -32768 to 32767." |
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29 (and (match_code "const_int") |
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30 (match_test "IN_RANGE (ival, -32768, 32767)"))) |
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31 |
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32 (define_constraint "L" |
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33 "An unsigned 16-bit immediate in the range 0 to 65535." |
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34 (and (match_code "const_int") |
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35 (match_test "IN_RANGE (ival, 0, 65535)"))) |
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36 |
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37 (define_constraint "M" |
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38 "The value 1." |
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39 (and (match_code "const_int") |
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40 (match_test "ival == 1"))) |
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41 |
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42 (define_constraint "U" |
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43 "A shifted signed 16-bit constant appropriate for orhi." |
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44 (and (match_code "const_int") |
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45 (match_test "(ival & 0xffff) == 0 |
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46 && (ival >> 31 == -1 || ival >> 31 == 0)"))) |
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47 |
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48 (define_constraint "S" |
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49 "A symbol in the small data section." |
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50 (match_operand 0 "no_pic_small_symbol")) |
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51 |
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52 (define_constraint "Y" |
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53 "A high part of a symbol." |
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54 (and (match_code "high") |
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55 (ior (ior (match_code "symbol_ref" "0") |
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56 (match_code "label_ref" "0")) |
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57 (match_code "const" "0")))) |