1/* Common hooks for Renesas RX. 2 Copyright (C) 2008-2022 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3, or (at your option) 9 any later version. 10 11 GCC is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING3. If not see 18 <http://www.gnu.org/licenses/>. */ 19 20#include "config.h" 21#include "system.h" 22#include "coretypes.h" 23#include "diagnostic-core.h" 24#include "tm.h" 25#include "common/common-target.h" 26#include "common/common-target-def.h" 27#include "opts.h" 28#include "flags.h" 29 30/* Extra processing for target specific command line options. */ 31 32static bool 33rx_handle_option (struct gcc_options *opts, 34 struct gcc_options *opts_set ATTRIBUTE_UNUSED, 35 const struct cl_decoded_option *decoded, 36 location_t loc) 37{ 38 size_t code = decoded->opt_index; 39 int value = decoded->value; 40 41 switch (code) 42 { 43 case OPT_mint_register_: 44 /* Make sure that the -mint-register option is in range. Other 45 handling in rx_option_override. */ 46 return value >= 0 && value <= 4; 47 break; 48 49 case OPT_mmax_constant_size_: 50 /* Make sure that the -mmax-constant_size option is in range. */ 51 return value >= 0 && value <= 4; 52 53 case OPT_mcpu_: 54 if ((enum rx_cpu_types) value == RX200 || 55 (enum rx_cpu_types) value == RX100) 56 opts->x_target_flags |= MASK_NO_USE_FPU; 57 break; 58 59 case OPT_fpu: 60 if (opts->x_rx_cpu_type == RX200) 61 error_at (loc, "the RX200 cpu does not have FPU hardware"); 62 else if (opts->x_rx_cpu_type == RX100) 63 error_at (loc, "the RX100 cpu does not have FPU hardware"); 64 break; 65 66 default: 67 break; 68 } 69 70 return true; 71} 72 73#undef TARGET_HANDLE_OPTION 74#define TARGET_HANDLE_OPTION rx_handle_option 75 76#undef TARGET_EXCEPT_UNWIND_INFO 77#define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info 78 79struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; 80