- vec_perm
-};
-
-/* 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. */
- OPT_LEVELS_1_PLUS_SPEED_ONLY, /* -O1 and above, but not -Os. */
- OPT_LEVELS_2_PLUS, /* -O2 and above, including -Os. */
- OPT_LEVELS_2_PLUS_SPEED_ONLY, /* -O2 and above, but not -Os. */
- 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;