/*
* Copyright (c) 2007 Apple Inc. All rights reserved.
*
* @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 _MACH_ARM_EXCEPTION_H_
#define _MACH_ARM_EXCEPTION_H_
#if defined (__arm__) || defined (__arm64__)
#define EXC_TYPES_COUNT 14 /* incl. illegal exception 0 */
#define EXC_MASK_MACHINE 0
#define EXCEPTION_CODE_MAX 2 /* code and subcode */
#if XNU_KERNEL_PRIVATE
#if __has_feature(ptrauth_calls)
#define EXC_PTRAUTH_BIT 0x200 /* bit set if exception could have been caused by ptrauth failure */
#endif /* __has_feature(ptrauth_calls) */
#endif /* XNU_KERNEL_PRIVATE */
/*
* Trap numbers as defined by the hardware exception vectors.
*/
/*
* EXC_BAD_INSTRUCTION
*/
#define EXC_ARM_UNDEFINED 1 /* Undefined */
#define EXC_ARM_SME_DISALLOWED 2 /* Current thread state prohibits use of SME resources */
/*
* EXC_ARITHMETIC
*/
#define EXC_ARM_FP_UNDEFINED 0 /* Undefined Floating Point Exception */
#define EXC_ARM_FP_IO 1 /* Invalid Floating Point Operation */
#define EXC_ARM_FP_DZ 2 /* Floating Point Divide by Zero */
#define EXC_ARM_FP_OF 3 /* Floating Point Overflow */
#define EXC_ARM_FP_UF 4 /* Floating Point Underflow */
#define EXC_ARM_FP_IX 5 /* Inexact Floating Point Result */
#define EXC_ARM_FP_ID 6 /* Floating Point Denormal Input */
/*
* EXC_BAD_ACCESS
* Note: do not conflict with kern_return_t values returned by vm_fault
*/
#define EXC_ARM_DA_ALIGN 0x101 /* Alignment Fault */
#define EXC_ARM_DA_DEBUG 0x102 /* Debug (watch/break) Fault */
#define EXC_ARM_SP_ALIGN 0x103 /* SP Alignment Fault */
#define EXC_ARM_SWP 0x104 /* SWP instruction */
#define EXC_ARM_PAC_FAIL 0x105 /* PAC authentication failure */
/*
* EXC_BREAKPOINT
*/
#define EXC_ARM_BREAKPOINT 1 /* breakpoint trap */
#endif /* defined (__arm__) || defined (__arm64__) */
#endif /* _MACH_ARM_EXCEPTION_H_ */