/* Copyright (c) (2011,2015,2016,2018-2020) Apple Inc. All rights reserved.
*
* corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which
* is contained in the License.txt file distributed with corecrypto) and only to
* people who accept that license. IMPORTANT: Any license rights granted to you by
* Apple Inc. (if any) are limited to internal use within your organization only on
* devices and computers you own or control, for the sole purpose of verifying the
* security characteristics and correct functioning of the Apple Software. You may
* not, directly or indirectly, redistribute the Apple Software or any portions thereof.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#ifndef _CORECRYPTO_CCARM_PAC_BTI_MACROS_H_
#define _CORECRYPTO_CCARM_PAC_BTI_MACROS_H_
/*
* This file defines commonly used macros in handwritten assembly
* for making functions BTI and PAC compatible.
*/
#ifndef __arm64e__
#define __arm64e__ 0
#endif
.macro SIGN_LR
#if __arm64e__
pacibsp
#endif
.endmacro
.macro AUTH_LR_AND_RET
#if __arm64e__
retab
#else
ret
#endif
.endmacro
.macro BRANCH_TARGET_CALL
#if __arm64e__
hint #34 /* bti c */
#endif
.endmacro
#endif /* _CORECRYPTO_CCARM_PAC_BTI_MACROS_H_ */