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79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/* Common hooks for Motorola 68000 family.
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Copyright (C) 1987-2013 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 "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 TARGET_HANDLE_OPTION. */
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static bool
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m68k_handle_option (struct gcc_options *opts,
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struct gcc_options *opts_set,
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const struct cl_decoded_option *decoded,
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location_t loc)
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{
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size_t code = decoded->opt_index;
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const char *arg = decoded->arg;
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int value = decoded->value;
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switch (code)
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{
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case OPT_m68020_40:
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opts->x_m68k_tune_option = u68020_40;
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opts_set->x_m68k_tune_option = (uarch_type) 1;
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opts->x_m68k_cpu_option = m68020;
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opts_set->x_m68k_cpu_option = (target_device) 1;
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return true;
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case OPT_m68020_60:
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opts->x_m68k_tune_option = u68020_60;
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opts_set->x_m68k_tune_option = (uarch_type) 1;
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opts->x_m68k_cpu_option = m68020;
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opts_set->x_m68k_cpu_option = (target_device) 1;
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return true;
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case OPT_mshared_library_id_:
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if (value > MAX_LIBRARY_ID)
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error_at (loc, "-mshared-library-id=%s is not between 0 and %d",
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arg, MAX_LIBRARY_ID);
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else
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{
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char *tmp;
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asprintf (&tmp, "%d", (value * -4) - 4);
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opts->x_m68k_library_id_string = tmp;
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}
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return true;
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default:
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return true;
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}
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}
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#undef TARGET_HANDLE_OPTION
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#define TARGET_HANDLE_OPTION m68k_handle_option
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struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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