| /* Common hooks for Renesas M32R. |
| Copyright (C) 1996-2021 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/>. */ |
| |
| #include "config.h" |
| #include "system.h" |
| #include "coretypes.h" |
| #include "tm.h" |
| #include "common/common-target.h" |
| #include "common/common-target-def.h" |
| #include "opts.h" |
| #include "flags.h" |
| |
| /* Implement TARGET_HANDLE_OPTION. */ |
| |
| static bool |
| m32r_handle_option (struct gcc_options *opts, |
| struct gcc_options *opts_set ATTRIBUTE_UNUSED, |
| const struct cl_decoded_option *decoded, |
| location_t loc ATTRIBUTE_UNUSED) |
| { |
| size_t code = decoded->opt_index; |
| int value = decoded->value; |
| |
| switch (code) |
| { |
| case OPT_m32r: |
| opts->x_target_flags &= ~(MASK_M32R2 | MASK_M32RX); |
| return true; |
| |
| case OPT_mno_flush_func: |
| opts->x_m32r_cache_flush_func = NULL; |
| return true; |
| |
| case OPT_mflush_trap_: |
| return value <= 15; |
| |
| default: |
| return true; |
| } |
| } |
| |
| #undef TARGET_DEFAULT_TARGET_FLAGS |
| #define TARGET_DEFAULT_TARGET_FLAGS TARGET_CPU_DEFAULT |
| #undef TARGET_HANDLE_OPTION |
| #define TARGET_HANDLE_OPTION m32r_handle_option |
| |
| #undef TARGET_EXCEPT_UNWIND_INFO |
| #define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info |
| |
| struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |