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/* Common hooks for Motorola 68000 family.
Copyright (C) 1987-2018 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 "common/common-target.h"
#include "common/common-target-def.h"
#include "opts.h"
#include "flags.h"
/* Implement TARGET_HANDLE_OPTION. */
static bool
m68k_handle_option (struct gcc_options *opts,
struct gcc_options *opts_set,
const struct cl_decoded_option *decoded,
location_t loc)
{
size_t code = decoded->opt_index;
const char *arg = decoded->arg;
int value = decoded->value;
switch (code)
{
case OPT_m68020_40:
opts->x_m68k_tune_option = u68020_40;
opts_set->x_m68k_tune_option = (uarch_type) 1;
opts->x_m68k_cpu_option = m68020;
opts_set->x_m68k_cpu_option = (target_device) 1;
return true;
case OPT_m68020_60:
opts->x_m68k_tune_option = u68020_60;
opts_set->x_m68k_tune_option = (uarch_type) 1;
opts->x_m68k_cpu_option = m68020;
opts_set->x_m68k_cpu_option = (target_device) 1;
return true;
case OPT_mshared_library_id_:
if (value > MAX_LIBRARY_ID)
error_at (loc, "-mshared-library-id=%s is not between 0 and %d",
arg, MAX_LIBRARY_ID);
else
{
char *tmp;
asprintf (&tmp, "%d", (value * -4) - 4);
opts->x_m68k_library_id_string = tmp;
}
return true;
default:
return true;
}
}
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION m68k_handle_option
struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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