| /* Common hooks for CRIS. |
| Copyright (C) 1998-2021 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" |
| |
| /* TARGET_HANDLE_OPTION worker. We just store the values into local |
| variables here. Checks for correct semantics are in |
| cris_option_override. */ |
| |
| static bool |
| cris_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; |
| |
| switch (code) |
| { |
| case OPT_metrax100: |
| opts->x_target_flags |
| |= (MASK_SVINTO |
| + MASK_ETRAX4_ADD |
| + MASK_ALIGN_BY_32); |
| break; |
| |
| case OPT_mno_etrax100: |
| opts->x_target_flags |
| &= ~(MASK_SVINTO |
| + MASK_ETRAX4_ADD |
| + MASK_ALIGN_BY_32); |
| break; |
| |
| case OPT_m32_bit: |
| case OPT_m32bit: |
| opts->x_target_flags |
| |= (MASK_STACK_ALIGN |
| + MASK_CONST_ALIGN |
| + MASK_DATA_ALIGN |
| + MASK_ALIGN_BY_32); |
| break; |
| |
| case OPT_m16_bit: |
| case OPT_m16bit: |
| opts->x_target_flags |
| |= (MASK_STACK_ALIGN |
| + MASK_CONST_ALIGN |
| + MASK_DATA_ALIGN); |
| break; |
| |
| case OPT_m8_bit: |
| case OPT_m8bit: |
| opts->x_target_flags |
| &= ~(MASK_STACK_ALIGN |
| + MASK_CONST_ALIGN |
| + MASK_DATA_ALIGN); |
| break; |
| |
| default: |
| break; |
| } |
| |
| return true; |
| } |
| |
| #undef TARGET_DEFAULT_TARGET_FLAGS |
| #define TARGET_DEFAULT_TARGET_FLAGS (TARGET_DEFAULT | CRIS_SUBTARGET_DEFAULT) |
| #undef TARGET_HANDLE_OPTION |
| #define TARGET_HANDLE_OPTION cris_handle_option |
| |
| struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |