2 # Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
4 # Licensed under the Apache License 2.0 (the "License"). You may not use
5 # this file except in compliance with the License. You can obtain a copy
6 # in the file LICENSE in the source distribution or at
7 # https://www.openssl.org/source/license.html
10 # $output is the last argument if it looks like a file (it has an extension)
11 # $flavour is the first argument if it doesn't look like a file
12 $output = $#ARGV >= 0 && $ARGV[$#ARGV] =~ m|\.\w+$| ? pop : undef;
13 $flavour = $#ARGV >= 0 && $ARGV[0] !~ m|\.| ? shift : undef;
15 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
16 ( $xlate="${dir}arm-xlate.pl" and -f $xlate ) or
17 ( $xlate="${dir}perlasm/arm-xlate.pl" and -f $xlate) or
18 die "can't locate arm-xlate.pl";
20 open OUT,"| \"$^X\" $xlate $flavour \"$output\""
21 or die "can't call $xlate: $!";
31 .globl _armv7_neon_probe
32 .type _armv7_neon_probe,%function
34 AARCH64_VALID_CALL_TARGET
35 orr v15.16b, v15.16b, v15.16b
37 .size _armv7_neon_probe,.-_armv7_neon_probe
40 .type _armv7_tick,%function
42 AARCH64_VALID_CALL_TARGET
49 .size _armv7_tick,.-_armv7_tick
51 .globl _armv8_aes_probe
52 .type _armv8_aes_probe,%function
54 AARCH64_VALID_CALL_TARGET
57 .size _armv8_aes_probe,.-_armv8_aes_probe
59 .globl _armv8_sha1_probe
60 .type _armv8_sha1_probe,%function
62 AARCH64_VALID_CALL_TARGET
65 .size _armv8_sha1_probe,.-_armv8_sha1_probe
67 .globl _armv8_sha256_probe
68 .type _armv8_sha256_probe,%function
70 AARCH64_VALID_CALL_TARGET
71 sha256su0 v0.4s, v0.4s
73 .size _armv8_sha256_probe,.-_armv8_sha256_probe
75 .globl _armv8_pmull_probe
76 .type _armv8_pmull_probe,%function
78 AARCH64_VALID_CALL_TARGET
79 pmull v0.1q, v0.1d, v0.1d
81 .size _armv8_pmull_probe,.-_armv8_pmull_probe
83 .globl _armv8_sm4_probe
84 .type _armv8_sm4_probe,%function
86 AARCH64_VALID_CALL_TARGET
87 .inst 0xcec08400 // sm4e v0.4s, v0.4s
89 .size _armv8_sm4_probe,.-_armv8_sm4_probe
91 .globl _armv8_sha512_probe
92 .type _armv8_sha512_probe,%function
94 AARCH64_VALID_CALL_TARGET
95 .inst 0xcec08000 // sha512su0 v0.2d,v0.2d
97 .size _armv8_sha512_probe,.-_armv8_sha512_probe
99 .globl _armv8_eor3_probe
100 .type _armv8_eor3_probe,%function
102 AARCH64_VALID_CALL_TARGET
103 .inst 0xce010800 // eor3 v0.16b, v0.16b, v1.16b, v2.16b
105 .size _armv8_eor3_probe,.-_armv8_eor3_probe
107 .globl _armv8_sve_probe
108 .type _armv8_sve_probe,%function
110 AARCH64_VALID_CALL_TARGET
111 .inst 0x04a03000 // eor z0.d,z0.d,z0.d
113 .size _armv8_sve_probe,.-_armv8_sve_probe
115 .globl _armv8_sve2_probe
116 .type _armv8_sve2_probe,%function
118 AARCH64_VALID_CALL_TARGET
119 .inst 0x04e03400 // xar z0.d,z0.d,z0.d
121 .size _armv8_sve2_probe,.-_armv8_sve2_probe
123 .globl _armv8_cpuid_probe
124 .type _armv8_cpuid_probe,%function
126 AARCH64_VALID_CALL_TARGET
129 .size _armv8_cpuid_probe,.-_armv8_cpuid_probe
131 .globl _armv8_sm3_probe
132 .type _armv8_sm3_probe,%function
134 AARCH64_VALID_CALL_TARGET
135 .inst 0xce63c004 // sm3partw1 v4.4s, v0.4s, v3.4s
137 .size _armv8_sm3_probe,.-_armv8_sm3_probe
139 .globl OPENSSL_cleanse
140 .type OPENSSL_cleanse,%function
143 AARCH64_VALID_CALL_TARGET
144 cbz x1,.Lret // len==0?
149 strb wzr,[x0],#1 // store byte-by-byte
156 b.eq .Laligned // inp is aligned
157 strb wzr,[x0],#1 // store byte-by-byte
163 str xzr,[x0],#8 // store word-by-word
166 b.ne .Laligned // len>=8
167 cbnz x1,.Little // len!=0?
169 .size OPENSSL_cleanse,.-OPENSSL_cleanse
172 .type CRYPTO_memcmp,%function
175 AARCH64_VALID_CALL_TARGET
177 cbz x2,.Lno_data // len==0?
203 .size CRYPTO_memcmp,.-CRYPTO_memcmp
205 .globl _armv8_rng_probe
206 .type _armv8_rng_probe,%function
208 AARCH64_VALID_CALL_TARGET
209 mrs x0, s3_3_c2_c4_0 // rndr
210 mrs x0, s3_3_c2_c4_1 // rndrrs
212 .size _armv8_rng_probe,.-_armv8_rng_probe
217 my $rand_reg = $rdop eq "rndr" ? "s3_3_c2_c4_0" : "s3_3_c2_c4_1";
220 // Fill buffer with Randomly Generated Bytes
221 // inputs: char * in x0 - Pointer to buffer
222 // size_t in x1 - Number of bytes to write to buffer
223 // outputs: size_t in x0 - Number of bytes successfully written to buffer
224 .globl OPENSSL_${rdop}_asm
225 .type OPENSSL_${rdop}_asm,%function
228 AARCH64_VALID_CALL_TARGET
241 b.lt .Loop_single_byte_${rdop}
250 .Loop_single_byte_${rdop}:
256 b.gt .Loop_single_byte_${rdop}
262 .size OPENSSL_${rdop}_asm,.-OPENSSL_${rdop}_asm
266 $code .= gen_random("rndr");
267 $code .= gen_random("rndrrs");
270 close STDOUT or die "error closing STDOUT: $!";