;; Iterator definitions for GCC SH machine description files. ;; Copyright (C) 2012-2020 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 ;; . (define_mode_iterator QIHISIDI [QI HI SI DI]) (define_mode_iterator QIHISI [QI HI SI]) (define_mode_iterator QIHI [QI HI]) (define_mode_iterator HISI [HI SI]) (define_mode_iterator SIDI [SI DI]) ;; Mode attributes that can be used as the instruction suffix for mode ;; variant instructions. (define_mode_attr bw [(QI "b") (HI "w")]) (define_mode_attr bwl [(QI "b") (HI "w") (SI "l")]) ;; Sign/zero-extension code iterator. (define_code_iterator SZ_EXTEND [sign_extend zero_extend]) ;; Mode attributes for mov.b and mov.w displacement constraints. (define_mode_attr disp04 [(QI "K04") (HI "K05")]) (define_mode_attr disp12 [(QI "K12") (HI "K13")]) ;; Return codes. (define_code_iterator any_return [return simple_return]) ;; Lowpart subreg byte position code attributes for big and little endian. (define_mode_attr lowpart_be [(QI "3") (HI "2")]) (define_mode_attr lowpart_le [(QI "0") (HI "0")]) ;; Signed minimum/maximum code iterator. (define_code_iterator SMIN_SMAX [smin smax])