Mercurial > hg > CbC > CbC_gcc
comparison gcc/config/moxie/predicates.md @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
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date | Fri, 12 Feb 2010 23:39:51 +0900 |
parents | |
children | 04ced10e8804 |
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52:c156f1bd5cd9 | 55:77e2b8dfacca |
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1 ;; Predicate definitions for Moxie | |
2 ;; Copyright (C) 2009 Free Software Foundation, Inc. | |
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 | |
37 && GET_CODE (XEXP (XEXP (op, 0), 1)) == CONST) | |
38 return 1; | |
39 | |
40 return general_operand (op, mode); | |
41 }) | |
42 | |
43 ;; Nonzero if OP can be an operand to an add/inc/dec instruction. | |
44 | |
45 (define_predicate "moxie_add_operand" | |
46 (ior (match_code "reg") | |
47 (and (match_code "const_int") | |
48 (match_test "IN_RANGE (INTVAL (op), -255, 255)")))) | |
49 | |
50 ;; Nonzero if OP can be an operand to an sub/dec instruction. | |
51 | |
52 (define_predicate "moxie_sub_operand" | |
53 (ior (match_code "reg") | |
54 (and (match_code "const_int") | |
55 (match_test "IN_RANGE (INTVAL (op), 0, 255)")))) |