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;; Predicate definitions for Matsushita MN10300.

;; Copyright (C) 2005, 2007, 2010 Free Software Foundation, Inc.

;;

;; This file is part of GCC.

;;

;; GCC is free software; you can redistribute it and/or modify

;; it under the terms of the GNU General Public License as published by

;; the Free Software Foundation; either version 3, or (at your option)

;; any later version.

;;

;; GCC is distributed in the hope that it will be useful,

;; but WITHOUT ANY WARRANTY; without even the implied warranty of

;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

;; GNU General Public License for more details.

;;

;; You should have received a copy of the GNU General Public License

;; along with GCC; see the file COPYING3.  If not see

;; .

;; Return true if the operand is the 1.0f constant.

(define_predicate "const_1f_operand"

  (match_code "const_int,const_double")

{

  return (op == CONST1_RTX (SFmode));

})

;; Return true if OP is a valid call operand.

(define_predicate "call_address_operand"

  (match_code "symbol_ref,reg,unspec")

{

  if (flag_pic)

    return (satisfies_constraint_S (op) || GET_CODE (op) == REG);

  return (GET_CODE (op) == SYMBOL_REF || GET_CODE (op) == REG);

})

(define_predicate "impossible_plus_operand"

  (match_code "plus")

{

  return XEXP (op, 0) == stack_pointer_rtx

      || XEXP (op, 1) == stack_pointer_rtx;

})

(define_predicate "reg_or_am33_const_operand"

  (ior (match_operand 0 "register_operand")

       (and (match_test "TARGET_AM33")

            (match_operand 0 "immediate_operand"))))

(define_predicate "label_ref_operand"

  (match_code "label_ref"))

(define_special_predicate "int_mode_flags"

  (match_code "reg")

{

  if (REGNO (op) != CC_REG)

    return false;

  if (GET_MODE (op) == CC_FLOATmode)

    return false;

  return GET_MODE_CLASS (GET_MODE (op)) == MODE_CC;

})

(define_predicate "CCZN_comparison_operator"

  (match_code "eq,ne,lt,ge"))

(define_predicate "liw_operand"

  (ior (match_operand 0 "register_operand")

       (match_test "satisfies_constraint_O (op)")))