diff options
Diffstat (limited to 'gcc-4.9/gcc/common/config/m32r/m32r-common.c')
-rw-r--r-- | gcc-4.9/gcc/common/config/m32r/m32r-common.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/common/config/m32r/m32r-common.c b/gcc-4.9/gcc/common/config/m32r/m32r-common.c new file mode 100644 index 000000000..4e5f1352a --- /dev/null +++ b/gcc-4.9/gcc/common/config/m32r/m32r-common.c @@ -0,0 +1,74 @@ +/* Common hooks for Renesas M32R. + Copyright (C) 1996-2014 Free Software Foundation, Inc. + + This file is part of GCC. + + GCC is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 3, or (at your + option) any later version. + + GCC is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public + License for more details. + + You should have received a copy of the GNU General Public License + along with GCC; see the file COPYING3. If not see + <http://www.gnu.org/licenses/>. */ + +#include "config.h" +#include "system.h" +#include "coretypes.h" +#include "tm.h" +#include "common/common-target.h" +#include "common/common-target-def.h" +#include "opts.h" +#include "flags.h" + +static const struct default_options m32r_option_optimization_table[] = + { + { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, + { OPT_LEVELS_NONE, 0, NULL, 0 } + }; + +/* Implement TARGET_HANDLE_OPTION. */ + +static bool +m32r_handle_option (struct gcc_options *opts, + struct gcc_options *opts_set ATTRIBUTE_UNUSED, + const struct cl_decoded_option *decoded, + location_t loc ATTRIBUTE_UNUSED) +{ + size_t code = decoded->opt_index; + int value = decoded->value; + + switch (code) + { + case OPT_m32r: + opts->x_target_flags &= ~(MASK_M32R2 | MASK_M32RX); + return true; + + case OPT_mno_flush_func: + opts->x_m32r_cache_flush_func = NULL; + return true; + + case OPT_mflush_trap_: + return value <= 15; + + default: + return true; + } +} + +#undef TARGET_DEFAULT_TARGET_FLAGS +#define TARGET_DEFAULT_TARGET_FLAGS TARGET_CPU_DEFAULT +#undef TARGET_HANDLE_OPTION +#define TARGET_HANDLE_OPTION m32r_handle_option +#undef TARGET_OPTION_OPTIMIZATION_TABLE +#define TARGET_OPTION_OPTIMIZATION_TABLE m32r_option_optimization_table + +#undef TARGET_EXCEPT_UNWIND_INFO +#define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info + +struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |