projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 677f3fa8 JM |
1 | /* Common hooks for CRIS. |
| 2 | Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, | |
| 3 | 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 | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 3, or (at your option) | |
| 10 | any later version. | |
| 11 | ||
| 12 | GCC is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public 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 | /* Implement TARGET_OPTION_OPTIMIZATION_TABLE. */ | |
| 31 | ||
| 32 | static const struct default_options cris_option_optimization_table[] = | |
| 33 | { | |
| 34 | { OPT_LEVELS_2_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, | |
| 35 | { OPT_LEVELS_NONE, 0, NULL, 0 } | |
| 36 | }; | |
| 37 | ||
| 38 | /* TARGET_HANDLE_OPTION worker. We just store the values into local | |
| 39 | variables here. Checks for correct semantics are in | |
| 40 | cris_option_override. */ | |
| 41 | ||
| 42 | static bool | |
| 43 | cris_handle_option (struct gcc_options *opts, | |
| 44 | struct gcc_options *opts_set ATTRIBUTE_UNUSED, | |
| 45 | const struct cl_decoded_option *decoded, | |
| 46 | location_t loc ATTRIBUTE_UNUSED) | |
| 47 | { | |
| 48 | size_t code = decoded->opt_index; | |
| 49 | ||
| 50 | switch (code) | |
| 51 | { | |
| 52 | case OPT_metrax100: | |
| 53 | opts->x_target_flags | |
| 54 | |= (MASK_SVINTO | |
| 55 | + MASK_ETRAX4_ADD | |
| 56 | + MASK_ALIGN_BY_32); | |
| 57 | break; | |
| 58 | ||
| 59 | case OPT_mno_etrax100: | |
| 60 | opts->x_target_flags | |
| 61 | &= ~(MASK_SVINTO | |
| 62 | + MASK_ETRAX4_ADD | |
| 63 | + MASK_ALIGN_BY_32); | |
| 64 | break; | |
| 65 | ||
| 66 | case OPT_m32_bit: | |
| 67 | case OPT_m32bit: | |
| 68 | opts->x_target_flags | |
| 69 | |= (MASK_STACK_ALIGN | |
| 70 | + MASK_CONST_ALIGN | |
| 71 | + MASK_DATA_ALIGN | |
| 72 | + MASK_ALIGN_BY_32); | |
| 73 | break; | |
| 74 | ||
| 75 | case OPT_m16_bit: | |
| 76 | case OPT_m16bit: | |
| 77 | opts->x_target_flags | |
| 78 | |= (MASK_STACK_ALIGN | |
| 79 | + MASK_CONST_ALIGN | |
| 80 | + MASK_DATA_ALIGN); | |
| 81 | break; | |
| 82 | ||
| 83 | case OPT_m8_bit: | |
| 84 | case OPT_m8bit: | |
| 85 | opts->x_target_flags | |
| 86 | &= ~(MASK_STACK_ALIGN | |
| 87 | + MASK_CONST_ALIGN | |
| 88 | + MASK_DATA_ALIGN); | |
| 89 | break; | |
| 90 | ||
| 91 | default: | |
| 92 | break; | |
| 93 | } | |
| 94 | ||
| 95 | return true; | |
| 96 | } | |
| 97 | ||
| 98 | #undef TARGET_DEFAULT_TARGET_FLAGS | |
| 99 | #define TARGET_DEFAULT_TARGET_FLAGS (TARGET_DEFAULT | CRIS_SUBTARGET_DEFAULT) | |
| 100 | #undef TARGET_HANDLE_OPTION | |
| 101 | #define TARGET_HANDLE_OPTION cris_handle_option | |
| 102 | #undef TARGET_OPTION_OPTIMIZATION_TABLE | |
| 103 | #define TARGET_OPTION_OPTIMIZATION_TABLE cris_option_optimization_table | |
| 104 | ||
| 105 | struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |