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1 ;; Predicate definitions for Matsushita MN10300.
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2 ;; Copyright (C) 2005, 2007 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 ;; Return true if the operand is the 1.0f constant.
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21
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22 (define_predicate "const_1f_operand"
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23 (match_code "const_int,const_double")
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24 {
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25 return (op == CONST1_RTX (SFmode));
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26 })
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27
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28 ;; Return 1 if X is a CONST_INT that is only 8 bits wide. This is
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29 ;; used for the btst insn which may examine memory or a register (the
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30 ;; memory variant only allows an unsigned 8-bit integer).
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31
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32 (define_predicate "const_8bit_operand"
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33 (match_code "const_int")
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34 {
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35 return (GET_CODE (op) == CONST_INT
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36 && INTVAL (op) >= 0
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37 && INTVAL (op) < 256);
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38 })
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39
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40 ;; Return true if OP is a valid call operand.
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41
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42 (define_predicate "call_address_operand"
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43 (match_code "symbol_ref,reg,unspec")
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44 {
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45 if (flag_pic)
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46 return (satisfies_constraint_S (op) || GET_CODE (op) == REG);
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47
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48 return (GET_CODE (op) == SYMBOL_REF || GET_CODE (op) == REG);
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49 })
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