1 /* ==================================================================== 2 * Copyright (c) 1998-2011 The OpenSSL Project. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * 3. All advertising materials mentioning features or use of this 17 * software must display the following acknowledgment: 18 * "This product includes software developed by the OpenSSL Project 19 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 20 * 21 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 22 * endorse or promote products derived from this software without 23 * prior written permission. For written permission, please contact 24 * openssl-core@openssl.org. 25 * 26 * 5. Products derived from this software may not be called "OpenSSL" 27 * nor may "OpenSSL" appear in their names without prior written 28 * permission of the OpenSSL Project. 29 * 30 * 6. Redistributions of any form whatsoever must retain the following 31 * acknowledgment: 32 * "This product includes software developed by the OpenSSL Project 33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 34 * 35 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 36 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 38 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 41 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 42 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 43 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 44 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 46 * OF THE POSSIBILITY OF SUCH DAMAGE. 47 * ==================================================================== 48 * 49 * This product includes cryptographic software written by Eric Young 50 * (eay@cryptsoft.com). This product includes software written by Tim 51 * Hudson (tjh@cryptsoft.com). */ 52 53 #ifndef OPENSSL_HEADER_ARM_ARCH_H 54 #define OPENSSL_HEADER_ARM_ARCH_H 55 56 #if !defined(__ARM_ARCH__) 57 # if defined(__CC_ARM) 58 # define __ARM_ARCH__ __TARGET_ARCH_ARM 59 # if defined(__BIG_ENDIAN) 60 # define __ARMEB__ 61 # else 62 # define __ARMEL__ 63 # endif 64 # elif defined(__GNUC__) 65 # if defined(__aarch64__) 66 # define __ARM_ARCH__ 8 67 # if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 68 # define __ARMEB__ 69 # else 70 # define __ARMEL__ 71 # endif 72 // Why doesn't gcc define __ARM_ARCH__? Instead it defines 73 // bunch of below macros. See all_architectires[] table in 74 // gcc/config/arm/arm.c. On a side note it defines 75 // __ARMEL__/__ARMEB__ for little-/big-endian. 76 # elif defined(__ARM_ARCH) 77 # define __ARM_ARCH__ __ARM_ARCH 78 # elif defined(__ARM_ARCH_8A__) 79 # define __ARM_ARCH__ 8 80 # elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || \ 81 defined(__ARM_ARCH_7R__)|| defined(__ARM_ARCH_7M__) || \ 82 defined(__ARM_ARCH_7EM__) 83 # define __ARM_ARCH__ 7 84 # elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \ 85 defined(__ARM_ARCH_6K__)|| defined(__ARM_ARCH_6M__) || \ 86 defined(__ARM_ARCH_6Z__)|| defined(__ARM_ARCH_6ZK__) || \ 87 defined(__ARM_ARCH_6T2__) 88 # define __ARM_ARCH__ 6 89 # elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) || \ 90 defined(__ARM_ARCH_5E__)|| defined(__ARM_ARCH_5TE__) || \ 91 defined(__ARM_ARCH_5TEJ__) 92 # define __ARM_ARCH__ 5 93 # elif defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__) 94 # define __ARM_ARCH__ 4 95 # else 96 # error "unsupported ARM architecture" 97 # endif 98 # endif 99 #endif 100 101 // Even when building for 32-bit ARM, support for aarch64 crypto instructions 102 // will be included. 103 #define __ARM_MAX_ARCH__ 8 104 105 // ARMV7_NEON is true when a NEON unit is present in the current CPU. 106 #define ARMV7_NEON (1 << 0) 107 108 // ARMV8_AES indicates support for hardware AES instructions. 109 #define ARMV8_AES (1 << 2) 110 111 // ARMV8_SHA1 indicates support for hardware SHA-1 instructions. 112 #define ARMV8_SHA1 (1 << 3) 113 114 // ARMV8_SHA256 indicates support for hardware SHA-256 instructions. 115 #define ARMV8_SHA256 (1 << 4) 116 117 // ARMV8_PMULL indicates support for carryless multiplication. 118 #define ARMV8_PMULL (1 << 5) 119 120 121 #endif // OPENSSL_HEADER_ARM_ARCH_H 122