| /* Compilation switch flag definitions for GCC. |
| Copyright (C) 1987-2017 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/>. */ |
| |
| #ifndef GCC_FLAGS_H |
| #define GCC_FLAGS_H |
| |
| #if !defined(IN_LIBGCC2) && !defined(IN_TARGET_LIBS) && !defined(IN_RTS) |
| |
| /* Names of debug_info_type, for error messages. */ |
| extern const char *const debug_type_names[]; |
| |
| extern void strip_off_ending (char *, int); |
| extern int base_of_path (const char *path, const char **base_out); |
| |
| /* Return true iff flags are set as if -ffast-math. */ |
| extern bool fast_math_flags_set_p (const struct gcc_options *); |
| extern bool fast_math_flags_struct_set_p (struct cl_optimization *); |
| |
| |
| /* Now the symbols that are set with `-f' switches. */ |
| |
| /* True if printing into -fdump-final-insns= dump. */ |
| |
| extern bool final_insns_dump_p; |
| |
| |
| /* Other basic status info about current function. */ |
| |
| /* Target-dependent global state. */ |
| struct target_flag_state { |
| /* Values of the -falign-* flags: how much to align labels in code. |
| 0 means `use default', 1 means `don't align'. |
| For each variable, there is an _log variant which is the power |
| of two not less than the variable, for .align output. */ |
| int x_align_loops_log; |
| int x_align_loops_max_skip; |
| int x_align_jumps_log; |
| int x_align_jumps_max_skip; |
| int x_align_labels_log; |
| int x_align_labels_max_skip; |
| int x_align_functions_log; |
| |
| /* The excess precision currently in effect. */ |
| enum excess_precision x_flag_excess_precision; |
| }; |
| |
| extern struct target_flag_state default_target_flag_state; |
| #if SWITCHABLE_TARGET |
| extern struct target_flag_state *this_target_flag_state; |
| #else |
| #define this_target_flag_state (&default_target_flag_state) |
| #endif |
| |
| #define align_loops_log \ |
| (this_target_flag_state->x_align_loops_log) |
| #define align_loops_max_skip \ |
| (this_target_flag_state->x_align_loops_max_skip) |
| #define align_jumps_log \ |
| (this_target_flag_state->x_align_jumps_log) |
| #define align_jumps_max_skip \ |
| (this_target_flag_state->x_align_jumps_max_skip) |
| #define align_labels_log \ |
| (this_target_flag_state->x_align_labels_log) |
| #define align_labels_max_skip \ |
| (this_target_flag_state->x_align_labels_max_skip) |
| #define align_functions_log \ |
| (this_target_flag_state->x_align_functions_log) |
| #define flag_excess_precision \ |
| (this_target_flag_state->x_flag_excess_precision) |
| |
| /* Returns TRUE if generated code should match ABI version N or |
| greater is in use. */ |
| |
| #define abi_version_at_least(N) \ |
| (flag_abi_version == 0 || flag_abi_version >= (N)) |
| |
| /* Whether to emit an overflow warning whose code is C. */ |
| #define issue_strict_overflow_warning(c) (warn_strict_overflow >= (int) (c)) |
| |
| #endif |
| |
| #endif /* ! GCC_FLAGS_H */ |