projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 677f3fa8 JM |
1 | /* Common hooks for Motorola MCore. |
| 2 | Copyright (C) 1993, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, | |
| 3 | 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 | ||
| 28 | /* What options are we going to default to specific settings when | |
| 29 | -O* happens; the user can subsequently override these settings. | |
| 30 | ||
| 31 | Omitting the frame pointer is a very good idea on the MCore. | |
| 32 | Scheduling isn't worth anything on the current MCore implementation. */ | |
| 33 | ||
| 34 | static const struct default_options mcore_option_optimization_table[] = | |
| 35 | { | |
| 36 | { OPT_LEVELS_1_PLUS, OPT_ffunction_cse, NULL, 0 }, | |
| 37 | { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, | |
| 38 | { OPT_LEVELS_ALL, OPT_fcaller_saves, NULL, 0 }, | |
| 39 | { OPT_LEVELS_ALL, OPT_fschedule_insns, NULL, 0 }, | |
| 40 | { OPT_LEVELS_ALL, OPT_fschedule_insns2, NULL, 0 }, | |
| 41 | { OPT_LEVELS_SIZE, OPT_mhardlit, NULL, 0 }, | |
| 42 | { OPT_LEVELS_NONE, 0, NULL, 0 } | |
| 43 | }; | |
| 44 | ||
| 45 | #undef TARGET_DEFAULT_TARGET_FLAGS | |
| 46 | #define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT | |
| 47 | ||
| 48 | #undef TARGET_OPTION_OPTIMIZATION_TABLE | |
| 49 | #define TARGET_OPTION_OPTIMIZATION_TABLE mcore_option_optimization_table | |
| 50 | ||
| 51 | #undef TARGET_EXCEPT_UNWIND_INFO | |
| 52 | #define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info | |
| 53 | ||
| 54 | struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |