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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [common/] [config/] [c6x/] [c6x-common.c] - Rev 710
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/* TI C6X common hooks. Copyright (C) 2011 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 "diagnostic-core.h" #include "tm.h" #include "tm_p.h" #include "common/common-target.h" #include "common/common-target-def.h" #include "opts.h" #include "flags.h" /* Implement overriding of the optimization options. */ static const struct default_options c6x_option_optimization_table[] = { { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, { OPT_LEVELS_1_PLUS, OPT_frename_registers, NULL, 1 }, { OPT_LEVELS_2_PLUS, OPT_fmodulo_sched, NULL, 1 }, { OPT_LEVELS_ALL, OPT_freciprocal_math, NULL, 1 }, { OPT_LEVELS_NONE, 0, NULL, 0 } }; /* Implement TARGET_EXCEPT_UNWIND_INFO. */ static enum unwind_info_type c6x_except_unwind_info (struct gcc_options *opts ATTRIBUTE_UNUSED) { /* Honor the --enable-sjlj-exceptions configure switch. */ #ifdef CONFIG_SJLJ_EXCEPTIONS if (CONFIG_SJLJ_EXCEPTIONS) return UI_SJLJ; #endif return UI_TARGET; } #undef TARGET_DEFAULT_TARGET_FLAGS #define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT #undef TARGET_OPTION_OPTIMIZATION_TABLE #define TARGET_OPTION_OPTIMIZATION_TABLE c6x_option_optimization_table #undef TARGET_EXCEPT_UNWIND_INFO #define TARGET_EXCEPT_UNWIND_INFO c6x_except_unwind_info struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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