1 /* Copyright (C) 2015 Free Software Foundation, Inc.
2 Contributed by ARM Ltd.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published
8 by the Free Software Foundation; either version 3, or (at your
9 option) any later version.
11 GCC is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
14 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 /* Additional control over certain tuning parameters. Before including
21 this file, define a macro:
23 AARCH64_EXTRA_TUNING_OPTION (name, internal_name, index_bit)
27 NAME is a string giving a friendly name for the tuning flag.
28 INTERNAL_NAME gives the internal name suitable for appending to
29 AARCH64_TUNE_ to give an enum name.
30 INDEX_BIT is the bit to set in the bitmask of supported tuning
33 AARCH64_EXTRA_TUNING_OPTION ("rename_fma_regs", RENAME_FMA_REGS, 0)