| /* Common hooks for Renesas RX. |
| Copyright (C) 2008-2021 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 "diagnostic-core.h" |
| #include "tm.h" |
| #include "common/common-target.h" |
| #include "common/common-target-def.h" |
| #include "opts.h" |
| #include "flags.h" |
| |
| /* Extra processing for target specific command line options. */ |
| |
| static bool |
| rx_handle_option (struct gcc_options *opts, |
| struct gcc_options *opts_set ATTRIBUTE_UNUSED, |
| const struct cl_decoded_option *decoded, |
| location_t loc) |
| { |
| size_t code = decoded->opt_index; |
| int value = decoded->value; |
| |
| switch (code) |
| { |
| case OPT_mint_register_: |
| /* Make sure that the -mint-register option is in range. Other |
| handling in rx_option_override. */ |
| return value >= 0 && value <= 4; |
| break; |
| |
| case OPT_mmax_constant_size_: |
| /* Make sure that the -mmax-constant_size option is in range. */ |
| return value >= 0 && value <= 4; |
| |
| case OPT_mcpu_: |
| if ((enum rx_cpu_types) value == RX200 || |
| (enum rx_cpu_types) value == RX100) |
| opts->x_target_flags |= MASK_NO_USE_FPU; |
| break; |
| |
| case OPT_fpu: |
| if (opts->x_rx_cpu_type == RX200) |
| error_at (loc, "the RX200 cpu does not have FPU hardware"); |
| else if (opts->x_rx_cpu_type == RX100) |
| error_at (loc, "the RX100 cpu does not have FPU hardware"); |
| break; |
| |
| default: |
| break; |
| } |
| |
| return true; |
| } |
| |
| #undef TARGET_HANDLE_OPTION |
| #define TARGET_HANDLE_OPTION rx_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; |