1/* $OpenBSD: arm64_arch.h,v 1.1 2022/03/23 15:13:31 tb Exp $ */
2#ifndef __ARM_ARCH_H__
3#define __ARM_ARCH_H__
4
5#if !defined(__ARM_ARCH__)
6# if defined(__CC_ARM)
7#  define __ARM_ARCH__ __TARGET_ARCH_ARM
8#  if defined(__BIG_ENDIAN)
9#   define __ARMEB__
10#  else
11#   define __ARMEL__
12#  endif
13# elif defined(__GNUC__)
14  /*
15   * Why doesn't gcc define __ARM_ARCH__? Instead it defines
16   * bunch of below macros. See all_architectures[] table in
17   * gcc/config/arm/arm.c. On a side note it defines
18   * __ARMEL__/__ARMEB__ for little-/big-endian.
19   */
20#  if	defined(__ARM_ARCH)
21#   define __ARM_ARCH__ __ARM_ARCH
22#  elif	defined(__ARM_ARCH_8A__)
23#   define __ARM_ARCH__ 8
24#  elif	defined(__ARM_ARCH_7__)	|| defined(__ARM_ARCH_7A__)	|| \
25	defined(__ARM_ARCH_7R__)|| defined(__ARM_ARCH_7M__)	|| \
26	defined(__ARM_ARCH_7EM__)
27#   define __ARM_ARCH__ 7
28#  elif	defined(__ARM_ARCH_6__)	|| defined(__ARM_ARCH_6J__)	|| \
29	defined(__ARM_ARCH_6K__)|| defined(__ARM_ARCH_6M__)	|| \
30	defined(__ARM_ARCH_6Z__)|| defined(__ARM_ARCH_6ZK__)	|| \
31	defined(__ARM_ARCH_6T2__)
32#   define __ARM_ARCH__ 6
33#  elif	defined(__ARM_ARCH_5__)	|| defined(__ARM_ARCH_5T__)	|| \
34	defined(__ARM_ARCH_5E__)|| defined(__ARM_ARCH_5TE__)	|| \
35	defined(__ARM_ARCH_5TEJ__)
36#   define __ARM_ARCH__ 5
37#  elif	defined(__ARM_ARCH_4__)	|| defined(__ARM_ARCH_4T__)
38#   define __ARM_ARCH__ 4
39#  else
40#   error "unsupported ARM architecture"
41#  endif
42# endif
43#endif
44
45#if !defined(__ASSEMBLER__)
46extern unsigned int OPENSSL_armcap_P;
47
48#define ARMV7_NEON	(1<<0)
49#define ARMV8_AES	(1<<1)
50#define ARMV8_SHA1	(1<<2)
51#define ARMV8_SHA256	(1<<3)
52#define ARMV8_PMULL	(1<<4)
53#endif
54
55#if defined(__OpenBSD__)
56#define __STRICT_ALIGNMENT
57#endif
58
59#endif
60