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Diffstat (limited to 'gcc-4.9/gcc/config/cr16/constraints.md')
-rw-r--r-- | gcc-4.9/gcc/config/cr16/constraints.md | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/cr16/constraints.md b/gcc-4.9/gcc/config/cr16/constraints.md new file mode 100644 index 000000000..9d9789bce --- /dev/null +++ b/gcc-4.9/gcc/config/cr16/constraints.md @@ -0,0 +1,81 @@ +;; Predicates of machine description for CR16. +;; Copyright (C) 2012-2014 Free Software Foundation, Inc. +;; Contributed by KPIT Cummins Infosystems Limited. +;; +;; 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/>. + +;; Constraints +;; Register constraints +(define_register_constraint "b" "NOSP_REGS" + "@no sp registers") + +(define_register_constraint "c" "SHORT_REGS" + "@short registers") + +(define_register_constraint "d" "LONG_REGS" + "@long registers") + +;; Integer constraints. +(define_constraint "I" + "A signed 4-bit immediate." + (and (match_code "const_int") + (match_test "SIGNED_INT_FITS_N_BITS (ival, 4)"))) + +(define_constraint "J" + "A signed 5-bit immediate." + (and (match_code "const_int") + (match_test "SIGNED_INT_FITS_N_BITS (ival, 5)"))) + +(define_constraint "K" + "A signed 6-bit immediate." + (and (match_code "const_int") + (match_test "SIGNED_INT_FITS_N_BITS (ival, 6)"))) + +(define_constraint "L" + "A unsigned 4-bit immediate." + (and (match_code "const_int") + (match_test "UNSIGNED_INT_FITS_N_BITS (ival, 4)"))) + +(define_constraint "M" + "A unsigned and customized 4-bit immediate." + (and (match_code "const_int") + (match_test "(IN_RANGE_P (ival, 0, 15) && ((ival != 9) && (ival != 11)))"))) + +(define_constraint "N" + "A signed 16-bit immediate." + (and (match_code "const_int") + (match_test "IN_RANGE_P (ival, -32768, 32767)"))) + +(define_constraint "O" + "A unsigned 20-bit immediate." + (and (match_code "const_int") + (match_test "IN_RANGE_P (ival, 0, 1048575)"))) + +(define_constraint "Q" + "A shift QI immediate." + (and (match_code "const_int") + (match_test "IN_RANGE_P (ival, 0, 7)"))) + +(define_constraint "R" + "A shift HI immediate." + (and (match_code "const_int") + (match_test "IN_RANGE_P (ival, 0, 15)"))) + +(define_constraint "S" + "A shift SI immediate." + (and (match_code "const_int") + (match_test "IN_RANGE_P (ival, 0, 31)"))) |