;; Machine Description for TI MSP43* processors ;; Copyright (C) 2013-2015 Free Software Foundation, Inc. ;; Contributed by Red Hat.

;; 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/.

(define_predicate “msp_volatile_memory_operand” (and (match_code “mem”) (match_test (“memory_address_addr_space_p (GET_MODE (op), XEXP (op, 0), MEM_ADDR_SPACE (op))”))) )

; TRUE for any valid general operand. We do this because ; general_operand refuses to match volatile memory refs.

(define_predicate “msp_general_operand” (ior (match_operand 0 “general_operand”) (match_operand 0 “msp_volatile_memory_operand”)) )

; Likewise for nonimmediate_operand.

(define_predicate “msp_nonimmediate_operand” (ior (match_operand 0 “nonimmediate_operand”) (match_operand 0 “msp_volatile_memory_operand”)) )

(define_predicate “ubyte_operand” (and (match_code “const_int”) (match_test “IN_RANGE (INTVAL (op), 0, 255)”)))

; TRUE for comparisons we support. (define_predicate “msp430_cmp_operator” (match_code “eq,ne,lt,ltu,ge,geu”))

; TRUE for comparisons we need to reverse. (define_predicate “msp430_reversible_cmp_operator” (match_code “gt,gtu,le,leu”))

; TRUE for constants the constant generator can produce (define_predicate “msp430_constgen_operator” (and (match_code “const_int”) (match_test (" INTVAL (op) == 0 || INTVAL (op) == 1 || INTVAL (op) == 2 || INTVAL (op) == 4 || INTVAL (op) == 8 || INTVAL (op) == -1 "))))

; TRUE for constants the constant generator can produce (define_predicate “msp430_inv_constgen_operator” (and (match_code “const_int”) (match_test (" INTVAL (op) == ~0 || INTVAL (op) == ~1 || INTVAL (op) == ~2 || INTVAL (op) == ~4 || INTVAL (op) == ~8 || INTVAL (op) == ~(-1) "))))

(define_predicate “msp430_nonsubreg_operand” (match_code “reg,mem”))

(define_predicate “msp430_nonsubreg_or_imm_operand” (ior (match_operand 0 “msp430_nonsubreg_operand”) (match_operand 0 “immediate_operand”)))

; TRUE for constants which are bit positions for zero_extract (define_predicate “msp430_bitpos” (and (match_code “const_int”) (match_test (" INTVAL (op) >= 0 && INTVAL (op) <= 15 "))))