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65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/* TI C6X common hooks.
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Copyright (C) 2011-2013 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "diagnostic-core.h"
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#include "tm.h"
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#include "tm_p.h"
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#include "common/common-target.h"
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#include "common/common-target-def.h"
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#include "opts.h"
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#include "flags.h"
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/* Implement overriding of the optimization options. */
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static const struct default_options c6x_option_optimization_table[] =
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{
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{ OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 },
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{ OPT_LEVELS_1_PLUS, OPT_frename_registers, NULL, 1 },
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{ OPT_LEVELS_2_PLUS, OPT_fmodulo_sched, NULL, 1 },
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{ OPT_LEVELS_ALL, OPT_freciprocal_math, NULL, 1 },
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{ OPT_LEVELS_NONE, 0, NULL, 0 }
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};
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/* Implement TARGET_EXCEPT_UNWIND_INFO. */
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static enum unwind_info_type
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c6x_except_unwind_info (struct gcc_options *opts ATTRIBUTE_UNUSED)
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{
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/* Honor the --enable-sjlj-exceptions configure switch. */
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#ifdef CONFIG_SJLJ_EXCEPTIONS
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if (CONFIG_SJLJ_EXCEPTIONS)
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return UI_SJLJ;
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#endif
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return UI_TARGET;
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}
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#undef TARGET_DEFAULT_TARGET_FLAGS
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#define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT
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#undef TARGET_OPTION_OPTIMIZATION_TABLE
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#define TARGET_OPTION_OPTIMIZATION_TABLE c6x_option_optimization_table
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#undef TARGET_EXCEPT_UNWIND_INFO
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#define TARGET_EXCEPT_UNWIND_INFO c6x_except_unwind_info
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struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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