1 ;; Constraint definitions for the FR30.
2 ;; Copyright (C) 2011-2014 Free Software Foundation, Inc.
4 ;; This file is part of GCC.
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)
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.
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/>.
20 ;; Register constraints.
21 (define_register_constraint "d" "MULTIPLY_64_REG"
22 "The MDH,MDL register pair as used by MUL and MULU.")
24 (define_register_constraint "e" "MULTIPLY_32_REG"
25 "The MDL register as used by MULH and MULUH.")
27 (define_register_constraint "h" "HIGH_REGS"
28 "Registers 8 through 15.")
30 (define_register_constraint "l" "LOW_REGS"
31 "Registers 0 through 7.")
33 (define_register_constraint "a" "ALL_REGS"
36 ;; Integer constraints.
37 (define_constraint "I"
38 "An integer in the range 0 to 15."
39 (and (match_code "const_int")
40 (match_test "IN_RANGE (ival, 0, 15)")))
42 (define_constraint "J"
43 "An integer in the range -16 to -1."
44 (and (match_code "const_int")
45 (match_test "IN_RANGE (ival, -16, -1)")))
47 (define_constraint "K"
48 "An integer in the range 16 to 31."
49 (and (match_code "const_int")
50 (match_test "IN_RANGE (ival, 16, 31)")))
52 (define_constraint "L"
53 "An integer in the range 0 to 255."
54 (and (match_code "const_int")
55 (match_test "IN_RANGE (ival, 0, 255)")))
57 (define_constraint "M"
58 "An integer in the range 0 to 1048575."
59 (and (match_code "const_int")
60 (match_test "IN_RANGE (ival, 0, 1048575)")))
62 (define_constraint "P"
63 "An integer in the range -256 to 255."
64 (and (match_code "const_int")
65 (match_test "IN_RANGE (ival, -256, 255)")))
68 (define_constraint "Q"
70 (and (match_code "mem")
71 (match_code "symbol_ref" "0")))