359 lines
15 KiB
C++
359 lines
15 KiB
C++
// Copyright (c) 2018 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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//
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// Based on https://github.com/noloader/SHA-Intrinsics/blob/master/sha256-x86.c,
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// Written and placed in public domain by Jeffrey Walton.
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// Based on code from Intel, and by Sean Gulley for the miTLS project.
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#ifdef ENABLE_SHANI
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#include <stdint.h>
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#include <immintrin.h>
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#include <crypto/common.h>
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namespace {
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const __m128i MASK = _mm_set_epi64x(0x0c0d0e0f08090a0bULL, 0x0405060700010203ULL);
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const __m128i INIT0 = _mm_set_epi64x(0x6a09e667bb67ae85ull, 0x510e527f9b05688cull);
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const __m128i INIT1 = _mm_set_epi64x(0x3c6ef372a54ff53aull, 0x1f83d9ab5be0cd19ull);
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void inline __attribute__((always_inline)) QuadRound(__m128i& state0, __m128i& state1, uint64_t k1, uint64_t k0)
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{
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const __m128i msg = _mm_set_epi64x(k1, k0);
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state1 = _mm_sha256rnds2_epu32(state1, state0, msg);
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state0 = _mm_sha256rnds2_epu32(state0, state1, _mm_shuffle_epi32(msg, 0x0e));
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}
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void inline __attribute__((always_inline)) QuadRound(__m128i& state0, __m128i& state1, __m128i m, uint64_t k1, uint64_t k0)
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{
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const __m128i msg = _mm_add_epi32(m, _mm_set_epi64x(k1, k0));
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state1 = _mm_sha256rnds2_epu32(state1, state0, msg);
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state0 = _mm_sha256rnds2_epu32(state0, state1, _mm_shuffle_epi32(msg, 0x0e));
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}
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void inline __attribute__((always_inline)) ShiftMessageA(__m128i& m0, __m128i m1)
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{
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m0 = _mm_sha256msg1_epu32(m0, m1);
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}
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void inline __attribute__((always_inline)) ShiftMessageC(__m128i& m0, __m128i m1, __m128i& m2)
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{
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m2 = _mm_sha256msg2_epu32(_mm_add_epi32(m2, _mm_alignr_epi8(m1, m0, 4)), m1);
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}
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void inline __attribute__((always_inline)) ShiftMessageB(__m128i& m0, __m128i m1, __m128i& m2)
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{
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ShiftMessageC(m0, m1, m2);
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ShiftMessageA(m0, m1);
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}
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void inline __attribute__((always_inline)) Shuffle(__m128i& s0, __m128i& s1)
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{
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const __m128i t1 = _mm_shuffle_epi32(s0, 0xB1);
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const __m128i t2 = _mm_shuffle_epi32(s1, 0x1B);
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s0 = _mm_alignr_epi8(t1, t2, 0x08);
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s1 = _mm_blend_epi16(t2, t1, 0xF0);
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}
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void inline __attribute__((always_inline)) Unshuffle(__m128i& s0, __m128i& s1)
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{
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const __m128i t1 = _mm_shuffle_epi32(s0, 0x1B);
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const __m128i t2 = _mm_shuffle_epi32(s1, 0xB1);
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s0 = _mm_blend_epi16(t1, t2, 0xF0);
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s1 = _mm_alignr_epi8(t2, t1, 0x08);
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}
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__m128i inline __attribute__((always_inline)) Load(const unsigned char* in)
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{
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return _mm_shuffle_epi8(_mm_loadu_si128((const __m128i*)in), MASK);
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}
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void inline __attribute__((always_inline)) Save(unsigned char* out, __m128i s)
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{
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_mm_storeu_si128((__m128i*)out, _mm_shuffle_epi8(s, MASK));
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}
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}
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namespace sha256_shani {
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void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks)
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{
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__m128i m0, m1, m2, m3, s0, s1, so0, so1;
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/* Load state */
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s0 = _mm_loadu_si128((const __m128i*)s);
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s1 = _mm_loadu_si128((const __m128i*)(s + 4));
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Shuffle(s0, s1);
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while (blocks--) {
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/* Remember old state */
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so0 = s0;
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so1 = s1;
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/* Load data and transform */
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m0 = Load(chunk);
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QuadRound(s0, s1, m0, 0xe9b5dba5b5c0fbcfull, 0x71374491428a2f98ull);
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m1 = Load(chunk + 16);
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QuadRound(s0, s1, m1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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ShiftMessageA(m0, m1);
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m2 = Load(chunk + 32);
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QuadRound(s0, s1, m2, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
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ShiftMessageA(m1, m2);
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m3 = Load(chunk + 48);
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QuadRound(s0, s1, m3, 0xc19bf1749bdc06a7ull, 0x80deb1fe72be5d74ull);
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ShiftMessageB(m2, m3, m0);
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QuadRound(s0, s1, m0, 0x240ca1cc0fc19dc6ull, 0xefbe4786E49b69c1ull);
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ShiftMessageB(m3, m0, m1);
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QuadRound(s0, s1, m1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
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ShiftMessageB(m0, m1, m2);
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QuadRound(s0, s1, m2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
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ShiftMessageB(m1, m2, m3);
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QuadRound(s0, s1, m3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
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ShiftMessageB(m2, m3, m0);
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QuadRound(s0, s1, m0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
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ShiftMessageB(m3, m0, m1);
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QuadRound(s0, s1, m1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
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ShiftMessageB(m0, m1, m2);
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QuadRound(s0, s1, m2, 0xc76c51A3c24b8b70ull, 0xa81a664ba2bfe8a1ull);
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ShiftMessageB(m1, m2, m3);
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QuadRound(s0, s1, m3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
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ShiftMessageB(m2, m3, m0);
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QuadRound(s0, s1, m0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
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ShiftMessageB(m3, m0, m1);
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QuadRound(s0, s1, m1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
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ShiftMessageC(m0, m1, m2);
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QuadRound(s0, s1, m2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
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ShiftMessageC(m1, m2, m3);
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QuadRound(s0, s1, m3, 0xc67178f2bef9A3f7ull, 0xa4506ceb90befffaull);
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/* Combine with old state */
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s0 = _mm_add_epi32(s0, so0);
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s1 = _mm_add_epi32(s1, so1);
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/* Advance */
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chunk += 64;
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}
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Unshuffle(s0, s1);
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_mm_storeu_si128((__m128i*)s, s0);
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_mm_storeu_si128((__m128i*)(s + 4), s1);
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}
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}
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namespace sha256d64_shani {
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void Transform_2way(unsigned char* out, const unsigned char* in)
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{
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__m128i am0, am1, am2, am3, as0, as1, aso0, aso1;
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__m128i bm0, bm1, bm2, bm3, bs0, bs1, bso0, bso1;
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/* Transform 1 */
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bs0 = as0 = INIT0;
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bs1 = as1 = INIT1;
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am0 = Load(in);
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bm0 = Load(in + 64);
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QuadRound(as0, as1, am0, 0xe9b5dba5b5c0fbcfull, 0x71374491428a2f98ull);
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QuadRound(bs0, bs1, bm0, 0xe9b5dba5b5c0fbcfull, 0x71374491428a2f98ull);
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am1 = Load(in + 16);
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bm1 = Load(in + 80);
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QuadRound(as0, as1, am1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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QuadRound(bs0, bs1, bm1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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ShiftMessageA(am0, am1);
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ShiftMessageA(bm0, bm1);
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am2 = Load(in + 32);
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bm2 = Load(in + 96);
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QuadRound(as0, as1, am2, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
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QuadRound(bs0, bs1, bm2, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
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ShiftMessageA(am1, am2);
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ShiftMessageA(bm1, bm2);
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am3 = Load(in + 48);
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bm3 = Load(in + 112);
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QuadRound(as0, as1, am3, 0xc19bf1749bdc06a7ull, 0x80deb1fe72be5d74ull);
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QuadRound(bs0, bs1, bm3, 0xc19bf1749bdc06a7ull, 0x80deb1fe72be5d74ull);
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ShiftMessageB(am2, am3, am0);
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ShiftMessageB(bm2, bm3, bm0);
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QuadRound(as0, as1, am0, 0x240ca1cc0fc19dc6ull, 0xefbe4786E49b69c1ull);
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QuadRound(bs0, bs1, bm0, 0x240ca1cc0fc19dc6ull, 0xefbe4786E49b69c1ull);
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ShiftMessageB(am3, am0, am1);
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ShiftMessageB(bm3, bm0, bm1);
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QuadRound(as0, as1, am1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
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QuadRound(bs0, bs1, bm1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
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ShiftMessageB(am0, am1, am2);
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ShiftMessageB(bm0, bm1, bm2);
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QuadRound(as0, as1, am2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
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QuadRound(bs0, bs1, bm2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
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ShiftMessageB(am1, am2, am3);
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ShiftMessageB(bm1, bm2, bm3);
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QuadRound(as0, as1, am3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
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QuadRound(bs0, bs1, bm3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
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ShiftMessageB(am2, am3, am0);
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ShiftMessageB(bm2, bm3, bm0);
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QuadRound(as0, as1, am0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
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QuadRound(bs0, bs1, bm0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
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ShiftMessageB(am3, am0, am1);
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ShiftMessageB(bm3, bm0, bm1);
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QuadRound(as0, as1, am1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
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QuadRound(bs0, bs1, bm1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
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ShiftMessageB(am0, am1, am2);
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ShiftMessageB(bm0, bm1, bm2);
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QuadRound(as0, as1, am2, 0xc76c51A3c24b8b70ull, 0xa81a664ba2bfe8a1ull);
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QuadRound(bs0, bs1, bm2, 0xc76c51A3c24b8b70ull, 0xa81a664ba2bfe8a1ull);
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ShiftMessageB(am1, am2, am3);
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ShiftMessageB(bm1, bm2, bm3);
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QuadRound(as0, as1, am3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
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QuadRound(bs0, bs1, bm3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
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ShiftMessageB(am2, am3, am0);
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ShiftMessageB(bm2, bm3, bm0);
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QuadRound(as0, as1, am0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
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QuadRound(bs0, bs1, bm0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
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ShiftMessageB(am3, am0, am1);
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ShiftMessageB(bm3, bm0, bm1);
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QuadRound(as0, as1, am1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
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QuadRound(bs0, bs1, bm1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
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ShiftMessageC(am0, am1, am2);
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ShiftMessageC(bm0, bm1, bm2);
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QuadRound(as0, as1, am2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
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QuadRound(bs0, bs1, bm2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
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ShiftMessageC(am1, am2, am3);
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ShiftMessageC(bm1, bm2, bm3);
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QuadRound(as0, as1, am3, 0xc67178f2bef9A3f7ull, 0xa4506ceb90befffaull);
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QuadRound(bs0, bs1, bm3, 0xc67178f2bef9A3f7ull, 0xa4506ceb90befffaull);
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as0 = _mm_add_epi32(as0, INIT0);
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bs0 = _mm_add_epi32(bs0, INIT0);
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as1 = _mm_add_epi32(as1, INIT1);
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bs1 = _mm_add_epi32(bs1, INIT1);
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/* Transform 2 */
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aso0 = as0;
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bso0 = bs0;
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aso1 = as1;
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bso1 = bs1;
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QuadRound(as0, as1, 0xe9b5dba5b5c0fbcfull, 0x71374491c28a2f98ull);
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QuadRound(bs0, bs1, 0xe9b5dba5b5c0fbcfull, 0x71374491c28a2f98ull);
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QuadRound(as0, as1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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QuadRound(bs0, bs1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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QuadRound(as0, as1, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
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QuadRound(bs0, bs1, 0x550c7dc3243185beull, 0x12835b01d807aa98ull);
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QuadRound(as0, as1, 0xc19bf3749bdc06a7ull, 0x80deb1fe72be5d74ull);
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QuadRound(bs0, bs1, 0xc19bf3749bdc06a7ull, 0x80deb1fe72be5d74ull);
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QuadRound(as0, as1, 0x240cf2540fe1edc6ull, 0xf0fe4786649b69c1ull);
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QuadRound(bs0, bs1, 0x240cf2540fe1edc6ull, 0xf0fe4786649b69c1ull);
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QuadRound(as0, as1, 0x16f988fa61b9411eull, 0x6cc984be4fe9346full);
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QuadRound(bs0, bs1, 0x16f988fa61b9411eull, 0x6cc984be4fe9346full);
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QuadRound(as0, as1, 0xb9d99ec7b019fc65ull, 0xa88e5a6df2c65152ull);
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QuadRound(bs0, bs1, 0xb9d99ec7b019fc65ull, 0xa88e5a6df2c65152ull);
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QuadRound(as0, as1, 0xc7353eb0fdb1232bull, 0xe70eeaa09a1231c3ull);
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QuadRound(bs0, bs1, 0xc7353eb0fdb1232bull, 0xe70eeaa09a1231c3ull);
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QuadRound(as0, as1, 0xdc1eeefd5a0f118full, 0xcb976d5f3069bad5ull);
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QuadRound(bs0, bs1, 0xdc1eeefd5a0f118full, 0xcb976d5f3069bad5ull);
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QuadRound(as0, as1, 0xe15d5b1658f4ca9dull, 0xde0b7a040a35b689ull);
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QuadRound(bs0, bs1, 0xe15d5b1658f4ca9dull, 0xde0b7a040a35b689ull);
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QuadRound(as0, as1, 0x6fab9537a507ea32ull, 0x37088980007f3e86ull);
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QuadRound(bs0, bs1, 0x6fab9537a507ea32ull, 0x37088980007f3e86ull);
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QuadRound(as0, as1, 0xc0bbbe37cdaa3b6dull, 0x0d8cd6f117406110ull);
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QuadRound(bs0, bs1, 0xc0bbbe37cdaa3b6dull, 0x0d8cd6f117406110ull);
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QuadRound(as0, as1, 0x6fd15ca70b02e931ull, 0xdb48a36383613bdaull);
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QuadRound(bs0, bs1, 0x6fd15ca70b02e931ull, 0xdb48a36383613bdaull);
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QuadRound(as0, as1, 0x6d4378906ed41a95ull, 0x31338431521afacaull);
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QuadRound(bs0, bs1, 0x6d4378906ed41a95ull, 0x31338431521afacaull);
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QuadRound(as0, as1, 0x532fb63cb5c9a0e6ull, 0x9eccabbdc39c91f2ull);
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QuadRound(bs0, bs1, 0x532fb63cb5c9a0e6ull, 0x9eccabbdc39c91f2ull);
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QuadRound(as0, as1, 0x4c191d76a4954b68ull, 0x07237ea3d2c741c6ull);
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QuadRound(bs0, bs1, 0x4c191d76a4954b68ull, 0x07237ea3d2c741c6ull);
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as0 = _mm_add_epi32(as0, aso0);
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bs0 = _mm_add_epi32(bs0, bso0);
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as1 = _mm_add_epi32(as1, aso1);
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bs1 = _mm_add_epi32(bs1, bso1);
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/* Extract hash */
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Unshuffle(as0, as1);
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Unshuffle(bs0, bs1);
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am0 = as0;
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bm0 = bs0;
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am1 = as1;
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bm1 = bs1;
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/* Transform 3 */
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bs0 = as0 = INIT0;
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bs1 = as1 = INIT1;
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QuadRound(as0, as1, am0, 0xe9b5dba5B5c0fbcfull, 0x71374491428a2f98ull);
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QuadRound(bs0, bs1, bm0, 0xe9b5dba5B5c0fbcfull, 0x71374491428a2f98ull);
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QuadRound(as0, as1, am1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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QuadRound(bs0, bs1, bm1, 0xab1c5ed5923f82a4ull, 0x59f111f13956c25bull);
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ShiftMessageA(am0, am1);
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ShiftMessageA(bm0, bm1);
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bm2 = am2 = _mm_set_epi64x(0x0ull, 0x80000000ull);
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QuadRound(as0, as1, 0x550c7dc3243185beull, 0x12835b015807aa98ull);
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QuadRound(bs0, bs1, 0x550c7dc3243185beull, 0x12835b015807aa98ull);
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ShiftMessageA(am1, am2);
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ShiftMessageA(bm1, bm2);
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bm3 = am3 = _mm_set_epi64x(0x10000000000ull, 0x0ull);
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QuadRound(as0, as1, 0xc19bf2749bdc06a7ull, 0x80deb1fe72be5d74ull);
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QuadRound(bs0, bs1, 0xc19bf2749bdc06a7ull, 0x80deb1fe72be5d74ull);
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ShiftMessageB(am2, am3, am0);
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ShiftMessageB(bm2, bm3, bm0);
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QuadRound(as0, as1, am0, 0x240ca1cc0fc19dc6ull, 0xefbe4786e49b69c1ull);
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QuadRound(bs0, bs1, bm0, 0x240ca1cc0fc19dc6ull, 0xefbe4786e49b69c1ull);
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ShiftMessageB(am3, am0, am1);
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ShiftMessageB(bm3, bm0, bm1);
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QuadRound(as0, as1, am1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
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QuadRound(bs0, bs1, bm1, 0x76f988da5cb0a9dcull, 0x4a7484aa2de92c6full);
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ShiftMessageB(am0, am1, am2);
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ShiftMessageB(bm0, bm1, bm2);
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QuadRound(as0, as1, am2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
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|
QuadRound(bs0, bs1, bm2, 0xbf597fc7b00327c8ull, 0xa831c66d983e5152ull);
|
|
ShiftMessageB(am1, am2, am3);
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|
ShiftMessageB(bm1, bm2, bm3);
|
|
QuadRound(as0, as1, am3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
|
|
QuadRound(bs0, bs1, bm3, 0x1429296706ca6351ull, 0xd5a79147c6e00bf3ull);
|
|
ShiftMessageB(am2, am3, am0);
|
|
ShiftMessageB(bm2, bm3, bm0);
|
|
QuadRound(as0, as1, am0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
|
|
QuadRound(bs0, bs1, bm0, 0x53380d134d2c6dfcull, 0x2e1b213827b70a85ull);
|
|
ShiftMessageB(am3, am0, am1);
|
|
ShiftMessageB(bm3, bm0, bm1);
|
|
QuadRound(as0, as1, am1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
|
|
QuadRound(bs0, bs1, bm1, 0x92722c8581c2c92eull, 0x766a0abb650a7354ull);
|
|
ShiftMessageB(am0, am1, am2);
|
|
ShiftMessageB(bm0, bm1, bm2);
|
|
QuadRound(as0, as1, am2, 0xc76c51a3c24b8b70ull, 0xa81a664ba2bfe8A1ull);
|
|
QuadRound(bs0, bs1, bm2, 0xc76c51a3c24b8b70ull, 0xa81a664ba2bfe8A1ull);
|
|
ShiftMessageB(am1, am2, am3);
|
|
ShiftMessageB(bm1, bm2, bm3);
|
|
QuadRound(as0, as1, am3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
|
|
QuadRound(bs0, bs1, bm3, 0x106aa070f40e3585ull, 0xd6990624d192e819ull);
|
|
ShiftMessageB(am2, am3, am0);
|
|
ShiftMessageB(bm2, bm3, bm0);
|
|
QuadRound(as0, as1, am0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
|
|
QuadRound(bs0, bs1, bm0, 0x34b0bcb52748774cull, 0x1e376c0819a4c116ull);
|
|
ShiftMessageB(am3, am0, am1);
|
|
ShiftMessageB(bm3, bm0, bm1);
|
|
QuadRound(as0, as1, am1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
|
|
QuadRound(bs0, bs1, bm1, 0x682e6ff35b9cca4full, 0x4ed8aa4a391c0cb3ull);
|
|
ShiftMessageC(am0, am1, am2);
|
|
ShiftMessageC(bm0, bm1, bm2);
|
|
QuadRound(as0, as1, am2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
|
|
QuadRound(bs0, bs1, bm2, 0x8cc7020884c87814ull, 0x78a5636f748f82eeull);
|
|
ShiftMessageC(am1, am2, am3);
|
|
ShiftMessageC(bm1, bm2, bm3);
|
|
QuadRound(as0, as1, am3, 0xc67178f2bef9a3f7ull, 0xa4506ceb90befffaull);
|
|
QuadRound(bs0, bs1, bm3, 0xc67178f2bef9a3f7ull, 0xa4506ceb90befffaull);
|
|
as0 = _mm_add_epi32(as0, INIT0);
|
|
bs0 = _mm_add_epi32(bs0, INIT0);
|
|
as1 = _mm_add_epi32(as1, INIT1);
|
|
bs1 = _mm_add_epi32(bs1, INIT1);
|
|
|
|
/* Extract hash into out */
|
|
Unshuffle(as0, as1);
|
|
Unshuffle(bs0, bs1);
|
|
Save(out, as0);
|
|
Save(out + 16, as1);
|
|
Save(out + 32, bs0);
|
|
Save(out + 48, bs1);
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|