mirror of
https://github.com/Stichting-MINIX-Research-Foundation/netbsd.git
synced 2025-09-12 16:46:33 -04:00
114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
/* Common hooks for IA64.
|
|
Copyright (C) 1999-2013 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"
|
|
#include "params.h"
|
|
|
|
/* Implement overriding of the optimization options. */
|
|
static const struct default_options ia64_option_optimization_table[] =
|
|
{
|
|
{ OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 },
|
|
#ifdef SUBTARGET_OPTIMIZATION_OPTIONS
|
|
SUBTARGET_OPTIMIZATION_OPTIONS,
|
|
#endif
|
|
{ OPT_LEVELS_NONE, 0, NULL, 0 }
|
|
};
|
|
|
|
/* Implement TARGET_HANDLE_OPTION. */
|
|
|
|
static bool
|
|
ia64_handle_option (struct gcc_options *opts ATTRIBUTE_UNUSED,
|
|
struct gcc_options *opts_set ATTRIBUTE_UNUSED,
|
|
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_mtls_size_:
|
|
if (value != 14 && value != 22 && value != 64)
|
|
error_at (loc, "bad value %<%s%> for -mtls-size= switch", arg);
|
|
return true;
|
|
|
|
default:
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/* Implement TARGET_EXCEPT_UNWIND_INFO. */
|
|
|
|
enum unwind_info_type
|
|
ia64_except_unwind_info (struct gcc_options *opts)
|
|
{
|
|
/* Honor the --enable-sjlj-exceptions configure switch. */
|
|
#ifdef CONFIG_SJLJ_EXCEPTIONS
|
|
if (CONFIG_SJLJ_EXCEPTIONS)
|
|
return UI_SJLJ;
|
|
#endif
|
|
|
|
/* For simplicity elsewhere in this file, indicate that all unwind
|
|
info is disabled if we're not emitting unwind tables. */
|
|
if (!opts->x_flag_exceptions && !opts->x_flag_unwind_tables)
|
|
return UI_NONE;
|
|
|
|
return UI_TARGET;
|
|
}
|
|
|
|
/* Implement TARGET_OPTION_DEFAULT_PARAMS. */
|
|
|
|
static void
|
|
ia64_option_default_params (void)
|
|
{
|
|
/* Let the scheduler form additional regions. */
|
|
set_default_param_value (PARAM_MAX_SCHED_EXTEND_REGIONS_ITERS, 2);
|
|
|
|
/* Set the default values for cache-related parameters. */
|
|
set_default_param_value (PARAM_SIMULTANEOUS_PREFETCHES, 6);
|
|
set_default_param_value (PARAM_L1_CACHE_LINE_SIZE, 32);
|
|
|
|
set_default_param_value (PARAM_SCHED_MEM_TRUE_DEP_COST, 4);
|
|
}
|
|
|
|
#undef TARGET_OPTION_OPTIMIZATION_TABLE
|
|
#define TARGET_OPTION_OPTIMIZATION_TABLE ia64_option_optimization_table
|
|
#undef TARGET_OPTION_DEFAULT_PARAMS
|
|
#define TARGET_OPTION_DEFAULT_PARAMS ia64_option_default_params
|
|
|
|
#undef TARGET_EXCEPT_UNWIND_INFO
|
|
#define TARGET_EXCEPT_UNWIND_INFO ia64_except_unwind_info
|
|
|
|
#undef TARGET_DEFAULT_TARGET_FLAGS
|
|
#define TARGET_DEFAULT_TARGET_FLAGS (TARGET_DEFAULT | TARGET_CPU_DEFAULT)
|
|
#undef TARGET_HANDLE_OPTION
|
|
#define TARGET_HANDLE_OPTION ia64_handle_option
|
|
|
|
struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
|