1.1 KiB
;; Constraint definitions for eBPF. ;; Copyright (C) 2019-2022 Free Software Foundation, Inc. ;; ;; 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_constraint "I" "A 32-bit signed immediate." (and (match_code "const_int") (match_test "IN_RANGE (ival, -1 - 0x7fffffff, 0x7fffffff)")))
(define_constraint "B" "A constant argument for LDDW." (match_code "const,symbol_ref,label_ref,const_double,const_int"))
(define_constraint "S" "A constant call address." (match_code "const,symbol_ref,label_ref,const_int"))