;; Constraint definitions for Renesas RX. ;; Copyright (C) 2008-2015 Free Software Foundation, Inc. ;; Contributed by Red Hat. ;; ;; 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 ;; http://www.gnu.org/licenses/.
(define_constraint “Symbol” “@internal Constraint on the type of rtx allowed in call insns” (match_test “GET_CODE (op) == SYMBOL_REF”) )
(define_constraint “Int08” “@internal A signed or unsigned 8-bit immediate value” (and (match_code “const_int”) (match_test “IN_RANGE (ival, (-1 << 8), (1 << 8) - 1)”) ) )
(define_constraint “Sint08” “@internal A signed 8-bit immediate value” (and (match_code “const_int”) (match_test “IN_RANGE (ival, (-1 << 7), (1 << 7) - 1)”) ) )
(define_constraint “Sint16” “@internal A signed 16-bit immediate value” (and (match_code “const_int”) (match_test “IN_RANGE (ival, (-1 << 15), (1 << 15) - 1)”) ) )
(define_constraint “Sint24” “@internal A signed 24-bit immediate value” (and (match_code “const_int”) (match_test “IN_RANGE (ival, (-1 << 23), (1 << 23) - 1)”) ) )
;; This constraint is used by the SUBSI3 pattern because the ;; RX SUB instruction can only take a 4-bit unsigned integer ;; value. Also used by the MVTIPL instruction. (define_constraint “Uint04” “@internal An unsigned 4-bit immediate value” (and (match_code “const_int”) (match_test “IN_RANGE (ival, 0, 15)”) ) )
(define_constraint “NEGint4” “@internal An signed 4-bit negative immediate value” (and (match_code “const_int”) (match_test “IN_RANGE (ival, -15, -1)”) ) )
;; This is used in arithmetic and logic instructions for ;; a source operand that lies in memory and which satisfies ;; rx_restricted_memory_address().
(define_memory_constraint “Q” “A MEM which only uses REG or REG+INT addressing.” (and (match_code “mem”) (ior (match_code “reg” “0”) (and (match_code “plus” “0”) (and (match_code “reg,subreg” “00”) (match_code “const_int” “01”) ) ) ) ) )
(define_constraint “Rpid” “A MEM to a PID variable” (and (match_code “mem”) (and (match_code “plus” “0”) (and (match_code “reg,subreg” “00”) (match_code “unspec” “01”) ) ) ) )
(define_constraint “Rpda” “An address to a PID variable” (and (match_code “plus” "") (and (match_code “reg,subreg” “0”) (match_code “unspec” “1”) ) ) )