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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [common/] [config/] [mcore/] [mcore-common.c] - Blame information for rev 708

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1 708 jeremybenn
/* Common hooks for Motorola MCore.
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   Copyright (C) 1993, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008,
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   2009, 2010, 2011 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 it
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   under the terms of the GNU General Public License as published
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   by the Free Software Foundation; either version 3, or (at your
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   option) any later version.
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   GCC is distributed in the hope that it will be useful, but WITHOUT
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   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
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   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 "tm.h"
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#include "common/common-target.h"
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#include "common/common-target-def.h"
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/* What options are we going to default to specific settings when
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   -O* happens; the user can subsequently override these settings.
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   Omitting the frame pointer is a very good idea on the MCore.
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   Scheduling isn't worth anything on the current MCore implementation.  */
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static const struct default_options mcore_option_optimization_table[] =
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  {
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    { OPT_LEVELS_1_PLUS, OPT_ffunction_cse, NULL, 0 },
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    { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 },
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    { OPT_LEVELS_ALL, OPT_fcaller_saves, NULL, 0 },
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    { OPT_LEVELS_ALL, OPT_fschedule_insns, NULL, 0 },
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    { OPT_LEVELS_ALL, OPT_fschedule_insns2, NULL, 0 },
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    { OPT_LEVELS_SIZE, OPT_mhardlit, NULL, 0 },
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    { OPT_LEVELS_NONE, 0, NULL, 0 }
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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 mcore_option_optimization_table
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#undef TARGET_EXCEPT_UNWIND_INFO
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#define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info
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struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;

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