Mercurial > hg > CbC > CbC_gcc
view gcc/config/moxie/predicates.md @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
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date | Tue, 22 Mar 2011 17:18:12 +0900 |
parents | 77e2b8dfacca |
children | 04ced10e8804 |
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;; Predicate definitions for Moxie ;; Copyright (C) 2009 Free Software Foundation, Inc. ;; Contributed by Anthony Green <green@moxielogic.com> ;; 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/>. ;; ------------------------------------------------------------------------- ;; Predicates ;; ------------------------------------------------------------------------- ;; Nonzero if OP can be source of a simple move operation. (define_predicate "moxie_general_movsrc_operand" (match_code "mem,const_int,reg,subreg,symbol_ref,label_ref,const") { /* Any (MEM LABEL_REF) is OK. That is a pc-relative load. */ if (MEM_P (op) && GET_CODE (XEXP (op, 0)) == LABEL_REF) return 1; if (MEM_P (op) && GET_CODE (XEXP (op, 0)) == PLUS && GET_CODE (XEXP (XEXP (op, 0), 0)) == REG && GET_CODE (XEXP (XEXP (op, 0), 1)) == CONST) return 1; return general_operand (op, mode); }) ;; Nonzero if OP can be an operand to an add/inc/dec instruction. (define_predicate "moxie_add_operand" (ior (match_code "reg") (and (match_code "const_int") (match_test "IN_RANGE (INTVAL (op), -255, 255)")))) ;; Nonzero if OP can be an operand to an sub/dec instruction. (define_predicate "moxie_sub_operand" (ior (match_code "reg") (and (match_code "const_int") (match_test "IN_RANGE (INTVAL (op), 0, 255)"))))