mn10300-common.c revision 1.9
1/* Common hooks for Matsushita MN10300 series. 2 Copyright (C) 1996-2020 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 "tm.h" 24#include "common/common-target.h" 25#include "common/common-target-def.h" 26#include "opts.h" 27#include "flags.h" 28 29/* Implement TARGET_OPTION_OPTIMIZATION_TABLE. */ 30static const struct default_options mn10300_option_optimization_table[] = 31 { 32 /* The STC algorithm produces the smallest code at -Os. */ 33 { OPT_LEVELS_2_PLUS, OPT_freorder_blocks_algorithm_, NULL, 34 REORDER_BLOCKS_ALGORITHM_STC }, 35 { OPT_LEVELS_NONE, 0, NULL, 0 } 36 }; 37 38/* Implement TARGET_HANDLE_OPTION. */ 39 40static bool 41mn10300_handle_option (struct gcc_options *opts, 42 struct gcc_options *opts_set ATTRIBUTE_UNUSED, 43 const struct cl_decoded_option *decoded, 44 location_t loc ATTRIBUTE_UNUSED) 45{ 46 size_t code = decoded->opt_index; 47 int value = decoded->value; 48 49 switch (code) 50 { 51 case OPT_mam33: 52 opts->x_mn10300_processor = value ? PROCESSOR_AM33 : PROCESSOR_MN10300; 53 return true; 54 55 case OPT_mam33_2: 56 opts->x_mn10300_processor = (value 57 ? PROCESSOR_AM33_2 58 : MIN (PROCESSOR_AM33, PROCESSOR_DEFAULT)); 59 return true; 60 61 case OPT_mam34: 62 opts->x_mn10300_processor = (value ? PROCESSOR_AM34 : PROCESSOR_DEFAULT); 63 return true; 64 65 default: 66 return true; 67 } 68} 69 70#undef TARGET_EXCEPT_UNWIND_INFO 71#define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info 72 73#undef TARGET_DEFAULT_TARGET_FLAGS 74#define TARGET_DEFAULT_TARGET_FLAGS MASK_MULT_BUG | MASK_PTR_A0D0 | MASK_ALLOW_LIW | MASK_ALLOW_SETLB 75#undef TARGET_HANDLE_OPTION 76#define TARGET_HANDLE_OPTION mn10300_handle_option 77#undef TARGET_OPTION_OPTIMIZATION_TABLE 78#define TARGET_OPTION_OPTIMIZATION_TABLE mn10300_option_optimization_table 79 80struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; 81