sha256block_arm64.s raw
1 //+build !noasm,!appengine,gc
2
3 // ARM64 version of SHA256
4
5 //
6 // Minio Cloud Storage, (C) 2016 Minio, Inc.
7 //
8 // Licensed under the Apache License, Version 2.0 (the "License");
9 // you may not use this file except in compliance with the License.
10 // You may obtain a copy of the License at
11 //
12 // http://www.apache.org/licenses/LICENSE-2.0
13 //
14 // Unless required by applicable law or agreed to in writing, software
15 // distributed under the License is distributed on an "AS IS" BASIS,
16 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 // See the License for the specific language governing permissions and
18 // limitations under the License.
19 //
20
21 //
22 // Based on implementation as found in https://github.com/jocover/sha256-armv8
23 //
24 // Use github.com/minio/asm2plan9s on this file to assemble ARM instructions to
25 // their Plan9 equivalents
26 //
27
28 TEXT ·blockArmSha2(SB), 7, $0
29 MOVD h+0(FP), R0
30 MOVD message+24(FP), R1
31 MOVD message_len+32(FP), R2 // length of message
32 SUBS $64, R2
33 BMI complete
34
35 // Load constants table pointer
36 MOVD $·constants(SB), R3
37
38 // Cache constants table in registers v16 - v31
39 WORD $0x4cdf2870 // ld1 {v16.4s-v19.4s}, [x3], #64
40 WORD $0x4cdf7800 // ld1 {v0.4s}, [x0], #16
41 WORD $0x4cdf2874 // ld1 {v20.4s-v23.4s}, [x3], #64
42
43 WORD $0x4c407801 // ld1 {v1.4s}, [x0]
44 WORD $0x4cdf2878 // ld1 {v24.4s-v27.4s}, [x3], #64
45 WORD $0xd1004000 // sub x0, x0, #0x10
46 WORD $0x4cdf287c // ld1 {v28.4s-v31.4s}, [x3], #64
47
48 loop:
49 // Main loop
50 WORD $0x4cdf2025 // ld1 {v5.16b-v8.16b}, [x1], #64
51 WORD $0x4ea01c02 // mov v2.16b, v0.16b
52 WORD $0x4ea11c23 // mov v3.16b, v1.16b
53 WORD $0x6e2008a5 // rev32 v5.16b, v5.16b
54 WORD $0x6e2008c6 // rev32 v6.16b, v6.16b
55 WORD $0x4eb084a9 // add v9.4s, v5.4s, v16.4s
56 WORD $0x6e2008e7 // rev32 v7.16b, v7.16b
57 WORD $0x4eb184ca // add v10.4s, v6.4s, v17.4s
58 WORD $0x4ea21c44 // mov v4.16b, v2.16b
59 WORD $0x5e094062 // sha256h q2, q3, v9.4s
60 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
61 WORD $0x5e2828c5 // sha256su0 v5.4s, v6.4s
62 WORD $0x6e200908 // rev32 v8.16b, v8.16b
63 WORD $0x4eb284e9 // add v9.4s, v7.4s, v18.4s
64 WORD $0x4ea21c44 // mov v4.16b, v2.16b
65 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
66 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
67 WORD $0x5e2828e6 // sha256su0 v6.4s, v7.4s
68 WORD $0x5e0860e5 // sha256su1 v5.4s, v7.4s, v8.4s
69 WORD $0x4eb3850a // add v10.4s, v8.4s, v19.4s
70 WORD $0x4ea21c44 // mov v4.16b, v2.16b
71 WORD $0x5e094062 // sha256h q2, q3, v9.4s
72 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
73 WORD $0x5e282907 // sha256su0 v7.4s, v8.4s
74 WORD $0x5e056106 // sha256su1 v6.4s, v8.4s, v5.4s
75 WORD $0x4eb484a9 // add v9.4s, v5.4s, v20.4s
76 WORD $0x4ea21c44 // mov v4.16b, v2.16b
77 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
78 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
79 WORD $0x5e2828a8 // sha256su0 v8.4s, v5.4s
80 WORD $0x5e0660a7 // sha256su1 v7.4s, v5.4s, v6.4s
81 WORD $0x4eb584ca // add v10.4s, v6.4s, v21.4s
82 WORD $0x4ea21c44 // mov v4.16b, v2.16b
83 WORD $0x5e094062 // sha256h q2, q3, v9.4s
84 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
85 WORD $0x5e2828c5 // sha256su0 v5.4s, v6.4s
86 WORD $0x5e0760c8 // sha256su1 v8.4s, v6.4s, v7.4s
87 WORD $0x4eb684e9 // add v9.4s, v7.4s, v22.4s
88 WORD $0x4ea21c44 // mov v4.16b, v2.16b
89 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
90 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
91 WORD $0x5e2828e6 // sha256su0 v6.4s, v7.4s
92 WORD $0x5e0860e5 // sha256su1 v5.4s, v7.4s, v8.4s
93 WORD $0x4eb7850a // add v10.4s, v8.4s, v23.4s
94 WORD $0x4ea21c44 // mov v4.16b, v2.16b
95 WORD $0x5e094062 // sha256h q2, q3, v9.4s
96 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
97 WORD $0x5e282907 // sha256su0 v7.4s, v8.4s
98 WORD $0x5e056106 // sha256su1 v6.4s, v8.4s, v5.4s
99 WORD $0x4eb884a9 // add v9.4s, v5.4s, v24.4s
100 WORD $0x4ea21c44 // mov v4.16b, v2.16b
101 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
102 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
103 WORD $0x5e2828a8 // sha256su0 v8.4s, v5.4s
104 WORD $0x5e0660a7 // sha256su1 v7.4s, v5.4s, v6.4s
105 WORD $0x4eb984ca // add v10.4s, v6.4s, v25.4s
106 WORD $0x4ea21c44 // mov v4.16b, v2.16b
107 WORD $0x5e094062 // sha256h q2, q3, v9.4s
108 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
109 WORD $0x5e2828c5 // sha256su0 v5.4s, v6.4s
110 WORD $0x5e0760c8 // sha256su1 v8.4s, v6.4s, v7.4s
111 WORD $0x4eba84e9 // add v9.4s, v7.4s, v26.4s
112 WORD $0x4ea21c44 // mov v4.16b, v2.16b
113 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
114 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
115 WORD $0x5e2828e6 // sha256su0 v6.4s, v7.4s
116 WORD $0x5e0860e5 // sha256su1 v5.4s, v7.4s, v8.4s
117 WORD $0x4ebb850a // add v10.4s, v8.4s, v27.4s
118 WORD $0x4ea21c44 // mov v4.16b, v2.16b
119 WORD $0x5e094062 // sha256h q2, q3, v9.4s
120 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
121 WORD $0x5e282907 // sha256su0 v7.4s, v8.4s
122 WORD $0x5e056106 // sha256su1 v6.4s, v8.4s, v5.4s
123 WORD $0x4ebc84a9 // add v9.4s, v5.4s, v28.4s
124 WORD $0x4ea21c44 // mov v4.16b, v2.16b
125 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
126 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
127 WORD $0x5e2828a8 // sha256su0 v8.4s, v5.4s
128 WORD $0x5e0660a7 // sha256su1 v7.4s, v5.4s, v6.4s
129 WORD $0x4ebd84ca // add v10.4s, v6.4s, v29.4s
130 WORD $0x4ea21c44 // mov v4.16b, v2.16b
131 WORD $0x5e094062 // sha256h q2, q3, v9.4s
132 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
133 WORD $0x5e0760c8 // sha256su1 v8.4s, v6.4s, v7.4s
134 WORD $0x4ebe84e9 // add v9.4s, v7.4s, v30.4s
135 WORD $0x4ea21c44 // mov v4.16b, v2.16b
136 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
137 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
138 WORD $0x4ebf850a // add v10.4s, v8.4s, v31.4s
139 WORD $0x4ea21c44 // mov v4.16b, v2.16b
140 WORD $0x5e094062 // sha256h q2, q3, v9.4s
141 WORD $0x5e095083 // sha256h2 q3, q4, v9.4s
142 WORD $0x4ea21c44 // mov v4.16b, v2.16b
143 WORD $0x5e0a4062 // sha256h q2, q3, v10.4s
144 WORD $0x5e0a5083 // sha256h2 q3, q4, v10.4s
145 WORD $0x4ea38421 // add v1.4s, v1.4s, v3.4s
146 WORD $0x4ea28400 // add v0.4s, v0.4s, v2.4s
147
148 SUBS $64, R2
149 BPL loop
150
151 // Store result
152 WORD $0x4c00a800 // st1 {v0.4s, v1.4s}, [x0]
153
154 complete:
155 RET
156
157 // Constants table
158 DATA ·constants+0x0(SB)/8, $0x71374491428a2f98
159 DATA ·constants+0x8(SB)/8, $0xe9b5dba5b5c0fbcf
160 DATA ·constants+0x10(SB)/8, $0x59f111f13956c25b
161 DATA ·constants+0x18(SB)/8, $0xab1c5ed5923f82a4
162 DATA ·constants+0x20(SB)/8, $0x12835b01d807aa98
163 DATA ·constants+0x28(SB)/8, $0x550c7dc3243185be
164 DATA ·constants+0x30(SB)/8, $0x80deb1fe72be5d74
165 DATA ·constants+0x38(SB)/8, $0xc19bf1749bdc06a7
166 DATA ·constants+0x40(SB)/8, $0xefbe4786e49b69c1
167 DATA ·constants+0x48(SB)/8, $0x240ca1cc0fc19dc6
168 DATA ·constants+0x50(SB)/8, $0x4a7484aa2de92c6f
169 DATA ·constants+0x58(SB)/8, $0x76f988da5cb0a9dc
170 DATA ·constants+0x60(SB)/8, $0xa831c66d983e5152
171 DATA ·constants+0x68(SB)/8, $0xbf597fc7b00327c8
172 DATA ·constants+0x70(SB)/8, $0xd5a79147c6e00bf3
173 DATA ·constants+0x78(SB)/8, $0x1429296706ca6351
174 DATA ·constants+0x80(SB)/8, $0x2e1b213827b70a85
175 DATA ·constants+0x88(SB)/8, $0x53380d134d2c6dfc
176 DATA ·constants+0x90(SB)/8, $0x766a0abb650a7354
177 DATA ·constants+0x98(SB)/8, $0x92722c8581c2c92e
178 DATA ·constants+0xa0(SB)/8, $0xa81a664ba2bfe8a1
179 DATA ·constants+0xa8(SB)/8, $0xc76c51a3c24b8b70
180 DATA ·constants+0xb0(SB)/8, $0xd6990624d192e819
181 DATA ·constants+0xb8(SB)/8, $0x106aa070f40e3585
182 DATA ·constants+0xc0(SB)/8, $0x1e376c0819a4c116
183 DATA ·constants+0xc8(SB)/8, $0x34b0bcb52748774c
184 DATA ·constants+0xd0(SB)/8, $0x4ed8aa4a391c0cb3
185 DATA ·constants+0xd8(SB)/8, $0x682e6ff35b9cca4f
186 DATA ·constants+0xe0(SB)/8, $0x78a5636f748f82ee
187 DATA ·constants+0xe8(SB)/8, $0x8cc7020884c87814
188 DATA ·constants+0xf0(SB)/8, $0xa4506ceb90befffa
189 DATA ·constants+0xf8(SB)/8, $0xc67178f2bef9a3f7
190
191 GLOBL ·constants(SB), 8, $256
192
193