Bitcoin Core 28.99.0
P2P Digital Currency
sha256_x86_shani.cpp
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1// Copyright (c) 2018-2022 The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4//
5// Based on https://github.com/noloader/SHA-Intrinsics/blob/master/sha256-x86.c,
6// Written and placed in public domain by Jeffrey Walton.
7// Based on code from Intel, and by Sean Gulley for the miTLS project.
8
9#if defined(ENABLE_SSE41) && defined(ENABLE_X86_SHANI)
10
11#include <stdint.h>
12#include <immintrin.h>
13
14#include <attributes.h>
15
16namespace {
17
18alignas(__m128i) const uint8_t MASK[16] = {0x03, 0x02, 0x01, 0x00, 0x07, 0x06, 0x05, 0x04, 0x0b, 0x0a, 0x09, 0x08, 0x0f, 0x0e, 0x0d, 0x0c};
19alignas(__m128i) const uint8_t INIT0[16] = {0x8c, 0x68, 0x05, 0x9b, 0x7f, 0x52, 0x0e, 0x51, 0x85, 0xae, 0x67, 0xbb, 0x67, 0xe6, 0x09, 0x6a};
20alignas(__m128i) const uint8_t INIT1[16] = {0x19, 0xcd, 0xe0, 0x5b, 0xab, 0xd9, 0x83, 0x1f, 0x3a, 0xf5, 0x4f, 0xa5, 0x72, 0xf3, 0x6e, 0x3c};
21
22void ALWAYS_INLINE QuadRound(__m128i& state0, __m128i& state1, uint64_t k1, uint64_t k0)
23{
24 const __m128i msg = _mm_set_epi64x(k1, k0);
25 state1 = _mm_sha256rnds2_epu32(state1, state0, msg);
26 state0 = _mm_sha256rnds2_epu32(state0, state1, _mm_shuffle_epi32(msg, 0x0e));
27}
28
29void ALWAYS_INLINE QuadRound(__m128i& state0, __m128i& state1, __m128i m, uint64_t k1, uint64_t k0)
30{
31 const __m128i msg = _mm_add_epi32(m, _mm_set_epi64x(k1, k0));
32 state1 = _mm_sha256rnds2_epu32(state1, state0, msg);
33 state0 = _mm_sha256rnds2_epu32(state0, state1, _mm_shuffle_epi32(msg, 0x0e));
34}
35
36void ALWAYS_INLINE ShiftMessageA(__m128i& m0, __m128i m1)
37{
38 m0 = _mm_sha256msg1_epu32(m0, m1);
39}
40
41void ALWAYS_INLINE ShiftMessageC(__m128i& m0, __m128i m1, __m128i& m2)
42{
43 m2 = _mm_sha256msg2_epu32(_mm_add_epi32(m2, _mm_alignr_epi8(m1, m0, 4)), m1);
44}
45
46void ALWAYS_INLINE ShiftMessageB(__m128i& m0, __m128i m1, __m128i& m2)
47{
48 ShiftMessageC(m0, m1, m2);
49 ShiftMessageA(m0, m1);
50}
51
52void ALWAYS_INLINE Shuffle(__m128i& s0, __m128i& s1)
53{
54 const __m128i t1 = _mm_shuffle_epi32(s0, 0xB1);
55 const __m128i t2 = _mm_shuffle_epi32(s1, 0x1B);
56 s0 = _mm_alignr_epi8(t1, t2, 0x08);
57 s1 = _mm_blend_epi16(t2, t1, 0xF0);
58}
59
60void ALWAYS_INLINE Unshuffle(__m128i& s0, __m128i& s1)
61{
62 const __m128i t1 = _mm_shuffle_epi32(s0, 0x1B);
63 const __m128i t2 = _mm_shuffle_epi32(s1, 0xB1);
64 s0 = _mm_blend_epi16(t1, t2, 0xF0);
65 s1 = _mm_alignr_epi8(t2, t1, 0x08);
66}
67
68__m128i ALWAYS_INLINE Load(const unsigned char* in)
69{
70 return _mm_shuffle_epi8(_mm_loadu_si128((const __m128i*)in), _mm_load_si128((const __m128i*)MASK));
71}
72
73void ALWAYS_INLINE Save(unsigned char* out, __m128i s)
74{
75 _mm_storeu_si128((__m128i*)out, _mm_shuffle_epi8(s, _mm_load_si128((const __m128i*)MASK)));
76}
77}
78
79namespace sha256_x86_shani {
80void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks)
81{
82 __m128i m0, m1, m2, m3, s0, s1, so0, so1;
83
84 /* Load state */
85 s0 = _mm_loadu_si128((const __m128i*)s);
86 s1 = _mm_loadu_si128((const __m128i*)(s + 4));
87 Shuffle(s0, s1);
88
89 while (blocks--) {
90 /* Remember old state */
91 so0 = s0;
92 so1 = s1;
93
94 /* Load data and transform */
95 m0 = Load(chunk);
96 QuadRound(s0, s1, m0, 0xe9b5dba5b5c0fbcfull, 0x71374491428a2f98ull);
97 m1 = Load(chunk + 16);
98 QuadRound(s0, s1, m1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
99 ShiftMessageA(m0, m1);
100 m2 = Load(chunk + 32);
101 QuadRound(s0, s1, m2, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
102 ShiftMessageA(m1, m2);
103 m3 = Load(chunk + 48);
104 QuadRound(s0, s1, m3, 0xc19bf1749bdc06a7ull, 0x80deb1fe72be5d74ull);
105 ShiftMessageB(m2, m3, m0);
106 QuadRound(s0, s1, m0, 0x240ca1cc0fc19dc6ull, 0xefbe4786E49b69c1ull);
107 ShiftMessageB(m3, m0, m1);
108 QuadRound(s0, s1, m1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
109 ShiftMessageB(m0, m1, m2);
110 QuadRound(s0, s1, m2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
111 ShiftMessageB(m1, m2, m3);
112 QuadRound(s0, s1, m3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
113 ShiftMessageB(m2, m3, m0);
114 QuadRound(s0, s1, m0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
115 ShiftMessageB(m3, m0, m1);
116 QuadRound(s0, s1, m1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
117 ShiftMessageB(m0, m1, m2);
118 QuadRound(s0, s1, m2, 0xc76c51A3c24b8b70ull, 0xa81a664ba2bfe8a1ull);
119 ShiftMessageB(m1, m2, m3);
120 QuadRound(s0, s1, m3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
121 ShiftMessageB(m2, m3, m0);
122 QuadRound(s0, s1, m0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
123 ShiftMessageB(m3, m0, m1);
124 QuadRound(s0, s1, m1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
125 ShiftMessageC(m0, m1, m2);
126 QuadRound(s0, s1, m2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
127 ShiftMessageC(m1, m2, m3);
128 QuadRound(s0, s1, m3, 0xc67178f2bef9A3f7ull, 0xa4506ceb90befffaull);
129
130 /* Combine with old state */
131 s0 = _mm_add_epi32(s0, so0);
132 s1 = _mm_add_epi32(s1, so1);
133
134 /* Advance */
135 chunk += 64;
136 }
137
138 Unshuffle(s0, s1);
139 _mm_storeu_si128((__m128i*)s, s0);
140 _mm_storeu_si128((__m128i*)(s + 4), s1);
141}
142}
143
144namespace sha256d64_x86_shani {
145
146void Transform_2way(unsigned char* out, const unsigned char* in)
147{
148 __m128i am0, am1, am2, am3, as0, as1, aso0, aso1;
149 __m128i bm0, bm1, bm2, bm3, bs0, bs1, bso0, bso1;
150
151 /* Transform 1 */
152 bs0 = as0 = _mm_load_si128((const __m128i*)INIT0);
153 bs1 = as1 = _mm_load_si128((const __m128i*)INIT1);
154 am0 = Load(in);
155 bm0 = Load(in + 64);
156 QuadRound(as0, as1, am0, 0xe9b5dba5b5c0fbcfull, 0x71374491428a2f98ull);
157 QuadRound(bs0, bs1, bm0, 0xe9b5dba5b5c0fbcfull, 0x71374491428a2f98ull);
158 am1 = Load(in + 16);
159 bm1 = Load(in + 80);
160 QuadRound(as0, as1, am1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
161 QuadRound(bs0, bs1, bm1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
162 ShiftMessageA(am0, am1);
163 ShiftMessageA(bm0, bm1);
164 am2 = Load(in + 32);
165 bm2 = Load(in + 96);
166 QuadRound(as0, as1, am2, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
167 QuadRound(bs0, bs1, bm2, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
168 ShiftMessageA(am1, am2);
169 ShiftMessageA(bm1, bm2);
170 am3 = Load(in + 48);
171 bm3 = Load(in + 112);
172 QuadRound(as0, as1, am3, 0xc19bf1749bdc06a7ull, 0x80deb1fe72be5d74ull);
173 QuadRound(bs0, bs1, bm3, 0xc19bf1749bdc06a7ull, 0x80deb1fe72be5d74ull);
174 ShiftMessageB(am2, am3, am0);
175 ShiftMessageB(bm2, bm3, bm0);
176 QuadRound(as0, as1, am0, 0x240ca1cc0fc19dc6ull, 0xefbe4786E49b69c1ull);
177 QuadRound(bs0, bs1, bm0, 0x240ca1cc0fc19dc6ull, 0xefbe4786E49b69c1ull);
178 ShiftMessageB(am3, am0, am1);
179 ShiftMessageB(bm3, bm0, bm1);
180 QuadRound(as0, as1, am1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
181 QuadRound(bs0, bs1, bm1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
182 ShiftMessageB(am0, am1, am2);
183 ShiftMessageB(bm0, bm1, bm2);
184 QuadRound(as0, as1, am2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
185 QuadRound(bs0, bs1, bm2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
186 ShiftMessageB(am1, am2, am3);
187 ShiftMessageB(bm1, bm2, bm3);
188 QuadRound(as0, as1, am3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
189 QuadRound(bs0, bs1, bm3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
190 ShiftMessageB(am2, am3, am0);
191 ShiftMessageB(bm2, bm3, bm0);
192 QuadRound(as0, as1, am0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
193 QuadRound(bs0, bs1, bm0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
194 ShiftMessageB(am3, am0, am1);
195 ShiftMessageB(bm3, bm0, bm1);
196 QuadRound(as0, as1, am1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
197 QuadRound(bs0, bs1, bm1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
198 ShiftMessageB(am0, am1, am2);
199 ShiftMessageB(bm0, bm1, bm2);
200 QuadRound(as0, as1, am2, 0xc76c51A3c24b8b70ull, 0xa81a664ba2bfe8a1ull);
201 QuadRound(bs0, bs1, bm2, 0xc76c51A3c24b8b70ull, 0xa81a664ba2bfe8a1ull);
202 ShiftMessageB(am1, am2, am3);
203 ShiftMessageB(bm1, bm2, bm3);
204 QuadRound(as0, as1, am3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
205 QuadRound(bs0, bs1, bm3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
206 ShiftMessageB(am2, am3, am0);
207 ShiftMessageB(bm2, bm3, bm0);
208 QuadRound(as0, as1, am0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
209 QuadRound(bs0, bs1, bm0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
210 ShiftMessageB(am3, am0, am1);
211 ShiftMessageB(bm3, bm0, bm1);
212 QuadRound(as0, as1, am1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
213 QuadRound(bs0, bs1, bm1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
214 ShiftMessageC(am0, am1, am2);
215 ShiftMessageC(bm0, bm1, bm2);
216 QuadRound(as0, as1, am2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
217 QuadRound(bs0, bs1, bm2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
218 ShiftMessageC(am1, am2, am3);
219 ShiftMessageC(bm1, bm2, bm3);
220 QuadRound(as0, as1, am3, 0xc67178f2bef9A3f7ull, 0xa4506ceb90befffaull);
221 QuadRound(bs0, bs1, bm3, 0xc67178f2bef9A3f7ull, 0xa4506ceb90befffaull);
222 as0 = _mm_add_epi32(as0, _mm_load_si128((const __m128i*)INIT0));
223 bs0 = _mm_add_epi32(bs0, _mm_load_si128((const __m128i*)INIT0));
224 as1 = _mm_add_epi32(as1, _mm_load_si128((const __m128i*)INIT1));
225 bs1 = _mm_add_epi32(bs1, _mm_load_si128((const __m128i*)INIT1));
226
227 /* Transform 2 */
228 aso0 = as0;
229 bso0 = bs0;
230 aso1 = as1;
231 bso1 = bs1;
232 QuadRound(as0, as1, 0xe9b5dba5b5c0fbcfull, 0x71374491c28a2f98ull);
233 QuadRound(bs0, bs1, 0xe9b5dba5b5c0fbcfull, 0x71374491c28a2f98ull);
234 QuadRound(as0, as1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
235 QuadRound(bs0, bs1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
236 QuadRound(as0, as1, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
237 QuadRound(bs0, bs1, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
238 QuadRound(as0, as1, 0xc19bf3749bdc06a7ull, 0x80deb1fe72be5d74ull);
239 QuadRound(bs0, bs1, 0xc19bf3749bdc06a7ull, 0x80deb1fe72be5d74ull);
240 QuadRound(as0, as1, 0x240cf2540fe1edc6ull, 0xf0fe4786649b69c1ull);
241 QuadRound(bs0, bs1, 0x240cf2540fe1edc6ull, 0xf0fe4786649b69c1ull);
242 QuadRound(as0, as1, 0x16f988fa61b9411eull, 0x6cc984be4fe9346full);
243 QuadRound(bs0, bs1, 0x16f988fa61b9411eull, 0x6cc984be4fe9346full);
244 QuadRound(as0, as1, 0xb9d99ec7b019fc65ull, 0xa88e5a6df2c65152ull);
245 QuadRound(bs0, bs1, 0xb9d99ec7b019fc65ull, 0xa88e5a6df2c65152ull);
246 QuadRound(as0, as1, 0xc7353eb0fdb1232bull, 0xe70eeaa09a1231c3ull);
247 QuadRound(bs0, bs1, 0xc7353eb0fdb1232bull, 0xe70eeaa09a1231c3ull);
248 QuadRound(as0, as1, 0xdc1eeefd5a0f118full, 0xcb976d5f3069bad5ull);
249 QuadRound(bs0, bs1, 0xdc1eeefd5a0f118full, 0xcb976d5f3069bad5ull);
250 QuadRound(as0, as1, 0xe15d5b1658f4ca9dull, 0xde0b7a040a35b689ull);
251 QuadRound(bs0, bs1, 0xe15d5b1658f4ca9dull, 0xde0b7a040a35b689ull);
252 QuadRound(as0, as1, 0x6fab9537a507ea32ull, 0x37088980007f3e86ull);
253 QuadRound(bs0, bs1, 0x6fab9537a507ea32ull, 0x37088980007f3e86ull);
254 QuadRound(as0, as1, 0xc0bbbe37cdaa3b6dull, 0x0d8cd6f117406110ull);
255 QuadRound(bs0, bs1, 0xc0bbbe37cdaa3b6dull, 0x0d8cd6f117406110ull);
256 QuadRound(as0, as1, 0x6fd15ca70b02e931ull, 0xdb48a36383613bdaull);
257 QuadRound(bs0, bs1, 0x6fd15ca70b02e931ull, 0xdb48a36383613bdaull);
258 QuadRound(as0, as1, 0x6d4378906ed41a95ull, 0x31338431521afacaull);
259 QuadRound(bs0, bs1, 0x6d4378906ed41a95ull, 0x31338431521afacaull);
260 QuadRound(as0, as1, 0x532fb63cb5c9a0e6ull, 0x9eccabbdc39c91f2ull);
261 QuadRound(bs0, bs1, 0x532fb63cb5c9a0e6ull, 0x9eccabbdc39c91f2ull);
262 QuadRound(as0, as1, 0x4c191d76a4954b68ull, 0x07237ea3d2c741c6ull);
263 QuadRound(bs0, bs1, 0x4c191d76a4954b68ull, 0x07237ea3d2c741c6ull);
264 as0 = _mm_add_epi32(as0, aso0);
265 bs0 = _mm_add_epi32(bs0, bso0);
266 as1 = _mm_add_epi32(as1, aso1);
267 bs1 = _mm_add_epi32(bs1, bso1);
268
269 /* Extract hash */
270 Unshuffle(as0, as1);
271 Unshuffle(bs0, bs1);
272 am0 = as0;
273 bm0 = bs0;
274 am1 = as1;
275 bm1 = bs1;
276
277 /* Transform 3 */
278 bs0 = as0 = _mm_load_si128((const __m128i*)INIT0);
279 bs1 = as1 = _mm_load_si128((const __m128i*)INIT1);
280 QuadRound(as0, as1, am0, 0xe9b5dba5B5c0fbcfull, 0x71374491428a2f98ull);
281 QuadRound(bs0, bs1, bm0, 0xe9b5dba5B5c0fbcfull, 0x71374491428a2f98ull);
282 QuadRound(as0, as1, am1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
283 QuadRound(bs0, bs1, bm1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
284 ShiftMessageA(am0, am1);
285 ShiftMessageA(bm0, bm1);
286 bm2 = am2 = _mm_set_epi64x(0x0ull, 0x80000000ull);
287 QuadRound(as0, as1, 0x550c7dc3243185beull, 0x12835b015807aa98ull);
288 QuadRound(bs0, bs1, 0x550c7dc3243185beull, 0x12835b015807aa98ull);
289 ShiftMessageA(am1, am2);
290 ShiftMessageA(bm1, bm2);
291 bm3 = am3 = _mm_set_epi64x(0x10000000000ull, 0x0ull);
292 QuadRound(as0, as1, 0xc19bf2749bdc06a7ull, 0x80deb1fe72be5d74ull);
293 QuadRound(bs0, bs1, 0xc19bf2749bdc06a7ull, 0x80deb1fe72be5d74ull);
294 ShiftMessageB(am2, am3, am0);
295 ShiftMessageB(bm2, bm3, bm0);
296 QuadRound(as0, as1, am0, 0x240ca1cc0fc19dc6ull, 0xefbe4786e49b69c1ull);
297 QuadRound(bs0, bs1, bm0, 0x240ca1cc0fc19dc6ull, 0xefbe4786e49b69c1ull);
298 ShiftMessageB(am3, am0, am1);
299 ShiftMessageB(bm3, bm0, bm1);
300 QuadRound(as0, as1, am1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
301 QuadRound(bs0, bs1, bm1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
302 ShiftMessageB(am0, am1, am2);
303 ShiftMessageB(bm0, bm1, bm2);
304 QuadRound(as0, as1, am2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
305 QuadRound(bs0, bs1, bm2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
306 ShiftMessageB(am1, am2, am3);
307 ShiftMessageB(bm1, bm2, bm3);
308 QuadRound(as0, as1, am3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
309 QuadRound(bs0, bs1, bm3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
310 ShiftMessageB(am2, am3, am0);
311 ShiftMessageB(bm2, bm3, bm0);
312 QuadRound(as0, as1, am0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
313 QuadRound(bs0, bs1, bm0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
314 ShiftMessageB(am3, am0, am1);
315 ShiftMessageB(bm3, bm0, bm1);
316 QuadRound(as0, as1, am1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
317 QuadRound(bs0, bs1, bm1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
318 ShiftMessageB(am0, am1, am2);
319 ShiftMessageB(bm0, bm1, bm2);
320 QuadRound(as0, as1, am2, 0xc76c51a3c24b8b70ull, 0xa81a664ba2bfe8A1ull);
321 QuadRound(bs0, bs1, bm2, 0xc76c51a3c24b8b70ull, 0xa81a664ba2bfe8A1ull);
322 ShiftMessageB(am1, am2, am3);
323 ShiftMessageB(bm1, bm2, bm3);
324 QuadRound(as0, as1, am3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
325 QuadRound(bs0, bs1, bm3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
326 ShiftMessageB(am2, am3, am0);
327 ShiftMessageB(bm2, bm3, bm0);
328 QuadRound(as0, as1, am0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
329 QuadRound(bs0, bs1, bm0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
330 ShiftMessageB(am3, am0, am1);
331 ShiftMessageB(bm3, bm0, bm1);
332 QuadRound(as0, as1, am1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
333 QuadRound(bs0, bs1, bm1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
334 ShiftMessageC(am0, am1, am2);
335 ShiftMessageC(bm0, bm1, bm2);
336 QuadRound(as0, as1, am2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
337 QuadRound(bs0, bs1, bm2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
338 ShiftMessageC(am1, am2, am3);
339 ShiftMessageC(bm1, bm2, bm3);
340 QuadRound(as0, as1, am3, 0xc67178f2bef9a3f7ull, 0xa4506ceb90befffaull);
341 QuadRound(bs0, bs1, bm3, 0xc67178f2bef9a3f7ull, 0xa4506ceb90befffaull);
342 as0 = _mm_add_epi32(as0, _mm_load_si128((const __m128i*)INIT0));
343 bs0 = _mm_add_epi32(bs0, _mm_load_si128((const __m128i*)INIT0));
344 as1 = _mm_add_epi32(as1, _mm_load_si128((const __m128i*)INIT1));
345 bs1 = _mm_add_epi32(bs1, _mm_load_si128((const __m128i*)INIT1));
346
347 /* Extract hash into out */
348 Unshuffle(as0, as1);
349 Unshuffle(bs0, bs1);
350 Save(out, as0);
351 Save(out + 16, as1);
352 Save(out + 32, bs0);
353 Save(out + 48, bs1);
354}
355
356}
357
358#endif
sha256_x86_shani
Definition: sha256.cpp:50
sha256_x86_shani::Transform
void Transform(uint32_t *s, const unsigned char *chunk, size_t blocks)
sha256d64_x86_shani
Definition: sha256.cpp:45
sha256d64_x86_shani::Transform_2way
void Transform_2way(unsigned char *out, const unsigned char *in)
test_vectors_musig2_generate.s
tuple s
Definition: test_vectors_musig2_generate.py:72
tests_wycheproof_generate.msg
def msg
Definition: tests_wycheproof_generate.py:56
tests_wycheproof_generate.out
string out
Definition: tests_wycheproof_generate.py:28
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