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/* Data structure definitions for common hooks.
Copyright (C) 2010, 2011
Free Software Foundation, Inc.
This program 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.
This program 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 this program; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>.
In other words, you are welcome to use, share and improve this program.
You are forbidden to forbid anyone else to use, share and improve
what you give them. Help stamp out software-hoarding! */
#ifndef GCC_COMMON_TARGET_H
#define GCC_COMMON_TARGET_H
#include "input.h"
/* Sets of optimization levels at which an option may be enabled by
default_options_optimization. */
enum opt_levels
{
OPT_LEVELS_NONE, /* No levels (mark end of array). */
OPT_LEVELS_ALL, /* All levels (used by targets to disable options
enabled in target-independent code). */
OPT_LEVELS_0_ONLY, /* -O0 only. */
OPT_LEVELS_1_PLUS, /* -O1 and above, including -Os and -Og. */
OPT_LEVELS_1_PLUS_SPEED_ONLY, /* -O1 and above, but not -Os or -Og. */
OPT_LEVELS_1_PLUS_NOT_DEBUG, /* -O1 and above, but not -Og. */
OPT_LEVELS_2_PLUS, /* -O2 and above, including -Os. */
OPT_LEVELS_2_PLUS_SPEED_ONLY, /* -O2 and above, but not -Os or -Og. */
OPT_LEVELS_3_PLUS, /* -O3 and above. */
OPT_LEVELS_3_PLUS_AND_SIZE, /* -O3 and above and -Os. */
OPT_LEVELS_SIZE, /* -Os only. */
OPT_LEVELS_FAST /* -Ofast only. */
};
/* Description of options to enable by default at given levels. */
struct default_options
{
/* The levels at which to enable the option. */
enum opt_levels levels;
/* The option index and argument or enabled/disabled sense of the
option, as passed to handle_generated_option. If ARG is NULL and
the option allows a negative form, the option is considered to be
passed in negative form when the optimization level is not one of
those in LEVELS (in order to handle changes to the optimization
level with the "optimize" attribute). */
size_t opt_index;
const char *arg;
int value;
};
#define DEFHOOKPOD(NAME, DOC, TYPE, INIT) TYPE NAME;
#define DEFHOOK(NAME, DOC, TYPE, PARAMS, INIT) TYPE (* NAME) PARAMS;
#define DEFHOOK_UNDOC DEFHOOK
#define HOOKSTRUCT(FRAGMENT) FRAGMENT
#include "common-target.def"
extern struct gcc_targetm_common targetm_common;
#endif /* GCC_C_TARGET_H */
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