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| Commit | Line | Data |
|---|---|---|
| cceb575c | 1 | ;; Predicate definitions for Moxie |
| 7adcbafe | 2 | ;; Copyright (C) 2009-2022 Free Software Foundation, Inc. |
| cceb575c AG |
3 | ;; Contributed by Anthony Green <green@moxielogic.com> |
| 4 | ||
| 5 | ;; This file is part of GCC. | |
| 6 | ||
| 7 | ;; GCC is free software; you can redistribute it and/or modify it | |
| 8 | ;; under the terms of the GNU General Public License as published | |
| 9 | ;; by the Free Software Foundation; either version 3, or (at your | |
| 10 | ;; option) any later version. | |
| 11 | ||
| 12 | ;; GCC is distributed in the hope that it will be useful, but WITHOUT | |
| 13 | ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
| 14 | ;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
| 15 | ;; License for more details. | |
| 16 | ||
| 17 | ;; You should have received a copy of the GNU General Public License | |
| 18 | ;; along with GCC; see the file COPYING3. If not see | |
| 19 | ;; <http://www.gnu.org/licenses/>. | |
| 20 | ||
| 21 | ;; ------------------------------------------------------------------------- | |
| 22 | ;; Predicates | |
| 23 | ;; ------------------------------------------------------------------------- | |
| 24 | ||
| 25 | ;; Nonzero if OP can be source of a simple move operation. | |
| 26 | ||
| 27 | (define_predicate "moxie_general_movsrc_operand" | |
| 28 | (match_code "mem,const_int,reg,subreg,symbol_ref,label_ref,const") | |
| 29 | { | |
| 30 | /* Any (MEM LABEL_REF) is OK. That is a pc-relative load. */ | |
| 31 | if (MEM_P (op) && GET_CODE (XEXP (op, 0)) == LABEL_REF) | |
| 32 | return 1; | |
| 33 | ||
| 34 | if (MEM_P (op) | |
| 35 | && GET_CODE (XEXP (op, 0)) == PLUS | |
| 36 | && GET_CODE (XEXP (XEXP (op, 0), 0)) == REG | |
| f8478c42 AG |
37 | && GET_CODE (XEXP (XEXP (op, 0), 1)) == CONST_INT |
| 38 | && IN_RANGE (INTVAL (XEXP (XEXP (op, 0), 1)), -32768, 32767)) | |
| cceb575c AG |
39 | return 1; |
| 40 | ||
| 41 | return general_operand (op, mode); | |
| 42 | }) | |
| 43 | ||
| 44 | ;; Nonzero if OP can be an operand to an add/inc/dec instruction. | |
| 45 | ||
| 46 | (define_predicate "moxie_add_operand" | |
| 47 | (ior (match_code "reg") | |
| 48 | (and (match_code "const_int") | |
| 49 | (match_test "IN_RANGE (INTVAL (op), -255, 255)")))) | |
| 50 | ||
| 51 | ;; Nonzero if OP can be an operand to an sub/dec instruction. | |
| 52 | ||
| 53 | (define_predicate "moxie_sub_operand" | |
| 54 | (ior (match_code "reg") | |
| 55 | (and (match_code "const_int") | |
| 56 | (match_test "IN_RANGE (INTVAL (op), 0, 255)")))) |