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/* Definitions for option handling for ARM.
Copyright (C) 1991-2022 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.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef ARM_OPTS_H
#define ARM_OPTS_H
#include "arm-flags.h"
#include "arm-isa.h"
#include "arm-cpu.h"
/* Which __fp16 format to use.
The enumeration values correspond to the numbering for the
Tag_ABI_FP_16bit_format attribute.
*/
enum arm_fp16_format_type
{
ARM_FP16_FORMAT_NONE = 0,
ARM_FP16_FORMAT_IEEE = 1,
ARM_FP16_FORMAT_ALTERNATIVE = 2
};
/* Which ABI to use. */
enum arm_abi_type
{
ARM_ABI_APCS,
ARM_ABI_ATPCS,
ARM_ABI_AAPCS,
ARM_ABI_IWMMXT,
ARM_ABI_AAPCS_LINUX
};
enum float_abi_type
{
ARM_FLOAT_ABI_SOFT,
ARM_FLOAT_ABI_SOFTFP,
ARM_FLOAT_ABI_HARD
};
/* Which thread pointer access sequence to use. */
enum arm_tp_type {
TP_AUTO,
TP_SOFT,
TP_CP15
};
/* Which TLS scheme to use. */
enum arm_tls_type {
TLS_GNU,
TLS_GNU2
};
/* Where to get the canary for the stack protector. */
enum stack_protector_guard {
SSP_TLSREG, /* per-thread canary in TLS register */
SSP_GLOBAL /* global canary */
};
#endif
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