Mercurial > hg > CbC > CbC_gcc
view gcc/config/bpf/constraints.md @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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;; Constraint definitions for eBPF. ;; Copyright (C) 2019-2020 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"))