xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/common/config/bpf/bpf-common.c (revision 4c3eb207d36f67d31994830c0a694161fc1ca39b)
1 /* Common hooks for eBPF.
2    Copyright (C) 2019-2020 Free Software Foundation, Inc.
3 
4 This file is part of GCC.
5 
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)
9 any later version.
10 
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.
15 
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/>.  */
19 
20 #include "config.h"
21 #include "system.h"
22 #include "coretypes.h"
23 #include "tm.h"
24 #include "common/common-target.h"
25 #include "common/common-target-def.h"
26 #include "config/bpf/bpf-protos.h"
27 
28 #undef TARGET_DEFAULT_TARGET_FLAGS
29 #define TARGET_DEFAULT_TARGET_FLAGS 0
30 
31 /* Implement TARGET_OPTION_OPTIMIZATION_TABLE.  */
32 static const struct default_options bpf_option_optimization_table[] =
33   {
34     /* Enable -funroll-all-loops by default.  */
35     { OPT_LEVELS_ALL, OPT_funroll_all_loops, NULL, 1 },
36     { OPT_LEVELS_NONE, 0, NULL, 0 }
37   };
38 
39 #undef TARGET_OPTION_OPTIMIZATION_TABLE
40 #define TARGET_OPTION_OPTIMIZATION_TABLE bpf_option_optimization_table
41 
42 struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
43