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;; Constraint definitions for Lattice Mico32 architecture.
;; Contributed by Jon Beniston <jon@beniston.com>
;;
;; Copyright (C) 2009-2013 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
;; <http://www.gnu.org/licenses/>.
(define_constraint "J"
"The value 0."
(and (match_code "const_int")
(match_test "ival == 0")))
(define_constraint "K"
"A signed 16-bit immediate in the range -32768 to 32767."
(and (match_code "const_int")
(match_test "IN_RANGE (ival, -32768, 32767)")))
(define_constraint "L"
"An unsigned 16-bit immediate in the range 0 to 65535."
(and (match_code "const_int")
(match_test "IN_RANGE (ival, 0, 65535)")))
(define_constraint "M"
"The value 1."
(and (match_code "const_int")
(match_test "ival == 1")))
(define_constraint "U"
"A shifted signed 16-bit constant appropriate for orhi."
(and (match_code "const_int")
(match_test "(ival & 0xffff) == 0
&& (ival >> 31 == -1 || ival >> 31 == 0)")))
(define_constraint "S"
"A symbol in the small data section."
(match_operand 0 "no_pic_small_symbol"))
(define_constraint "Y"
"A high part of a symbol."
(and (match_code "high")
(ior (ior (match_code "symbol_ref" "0")
(match_code "label_ref" "0"))
(match_code "const" "0"))))
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