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7fa4bf9b | 1 | ;; Iterator definitions for GCC SH machine description files. |
99dee823 | 2 | ;; Copyright (C) 2012-2021 Free Software Foundation, Inc. |
7fa4bf9b OE |
3 | ;; |
4 | ;; This file is part of GCC. | |
5 | ;; | |
6 | ;; GCC is free software; you can redistribute it and/or modify | |
7 | ;; it under the terms of the GNU General Public License as published by | |
8 | ;; the Free Software Foundation; either version 3, or (at your option) | |
9 | ;; any later version. | |
10 | ;; | |
11 | ;; GCC is distributed in the hope that it will be useful, | |
12 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | ;; GNU General Public License for more details. | |
15 | ;; | |
16 | ;; You should have received a copy of the GNU General Public License | |
17 | ;; along with GCC; see the file COPYING3. If not see | |
18 | ;; <http://www.gnu.org/licenses/>. | |
19 | ||
14df3f36 | 20 | (define_mode_iterator QIHISIDI [QI HI SI DI]) |
7fa4bf9b OE |
21 | (define_mode_iterator QIHISI [QI HI SI]) |
22 | (define_mode_iterator QIHI [QI HI]) | |
23 | (define_mode_iterator HISI [HI SI]) | |
01850a76 | 24 | (define_mode_iterator SIDI [SI DI]) |
7fa4bf9b OE |
25 | |
26 | ;; Mode attributes that can be used as the instruction suffix for mode | |
27 | ;; variant instructions. | |
28 | (define_mode_attr bw [(QI "b") (HI "w")]) | |
29 | (define_mode_attr bwl [(QI "b") (HI "w") (SI "l")]) | |
30 | ||
31 | ;; Sign/zero-extension code iterator. | |
32 | (define_code_iterator SZ_EXTEND [sign_extend zero_extend]) | |
33 | ||
34 | ;; Mode attributes for mov.b and mov.w displacement constraints. | |
35 | (define_mode_attr disp04 [(QI "K04") (HI "K05")]) | |
36 | (define_mode_attr disp12 [(QI "K12") (HI "K13")]) | |
37 | ||
fcf8632e CB |
38 | ;; Return codes. |
39 | (define_code_iterator any_return [return simple_return]) | |
40 | ||
197ddd06 OE |
41 | ;; Lowpart subreg byte position code attributes for big and little endian. |
42 | (define_mode_attr lowpart_be [(QI "3") (HI "2")]) | |
43 | (define_mode_attr lowpart_le [(QI "0") (HI "0")]) | |
2353515d OE |
44 | |
45 | ;; Signed minimum/maximum code iterator. | |
46 | (define_code_iterator SMIN_SMAX [smin smax]) |