projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 677f3fa8 JM |
1 | /* Common hooks for Renesas M32R. |
| 2 | Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, | |
| 3 | 2005, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. | |
| 4 | ||
| 5 | This file is part of GCC. | |
| 6 | ||
| 7 | GCC is free software; you can redistribute it and/or modify it | |
| 8 | under the terms of the GNU General Public License as published | |
| 9 | by the Free Software Foundation; either version 3, or (at your | |
| 10 | option) any later version. | |
| 11 | ||
| 12 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
| 13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
| 14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
| 15 | License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with GCC; see the file COPYING3. If not see | |
| 19 | <http://www.gnu.org/licenses/>. */ | |
| 20 | ||
| 21 | #include "config.h" | |
| 22 | #include "system.h" | |
| 23 | #include "coretypes.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 | static const struct default_options m32r_option_optimization_table[] = | |
| 31 | { | |
| 32 | { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, | |
| 33 | { OPT_LEVELS_1_PLUS, OPT_fregmove, NULL, 1 }, | |
| 34 | { OPT_LEVELS_NONE, 0, NULL, 0 } | |
| 35 | }; | |
| 36 | ||
| 37 | /* Implement TARGET_HANDLE_OPTION. */ | |
| 38 | ||
| 39 | static bool | |
| 40 | m32r_handle_option (struct gcc_options *opts, | |
| 41 | struct gcc_options *opts_set ATTRIBUTE_UNUSED, | |
| 42 | const struct cl_decoded_option *decoded, | |
| 43 | location_t loc ATTRIBUTE_UNUSED) | |
| 44 | { | |
| 45 | size_t code = decoded->opt_index; | |
| 46 | int value = decoded->value; | |
| 47 | ||
| 48 | switch (code) | |
| 49 | { | |
| 50 | case OPT_m32r: | |
| 51 | opts->x_target_flags &= ~(MASK_M32R2 | MASK_M32RX); | |
| 52 | return true; | |
| 53 | ||
| 54 | case OPT_mno_flush_func: | |
| 55 | opts->x_m32r_cache_flush_func = NULL; | |
| 56 | return true; | |
| 57 | ||
| 58 | case OPT_mflush_trap_: | |
| 59 | return value <= 15; | |
| 60 | ||
| 61 | default: | |
| 62 | return true; | |
| 63 | } | |
| 64 | } | |
| 65 | ||
| 66 | #undef TARGET_DEFAULT_TARGET_FLAGS | |
| 67 | #define TARGET_DEFAULT_TARGET_FLAGS TARGET_CPU_DEFAULT | |
| 68 | #undef TARGET_HANDLE_OPTION | |
| 69 | #define TARGET_HANDLE_OPTION m32r_handle_option | |
| 70 | #undef TARGET_OPTION_OPTIMIZATION_TABLE | |
| 71 | #define TARGET_OPTION_OPTIMIZATION_TABLE m32r_option_optimization_table | |
| 72 | ||
| 73 | #undef TARGET_EXCEPT_UNWIND_INFO | |
| 74 | #define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info | |
| 75 | ||
| 76 | struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |