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AstroBWT: add AVX2 Salsa20 implementation

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+4.5% speedup on Ryzen 5 5600X
This commit is contained in:
SChernykh
2021-08-29 10:35:43 +02:00
parent df4532d9a1
commit 3dc192f63e
7 changed files with 1556 additions and 5 deletions
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1
cmake/astrobwt.cmake
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@ -23,6 +23,7 @@ if (WITH_ASTROBWT)
else()
if (CMAKE_SIZEOF_VOID_P EQUAL 8)
add_definitions(/DASTROBWT_AVX2)
list(APPEND SOURCES_CRYPTO src/crypto/astrobwt/xmm6int/salsa20_xmm6int-avx2.c)
if (CMAKE_C_COMPILER_ID MATCHES MSVC)
enable_language(ASM_MASM)
list(APPEND SOURCES_CRYPTO src/crypto/astrobwt/sha3_256_avx2.asm)

27
src/crypto/astrobwt/AstroBWT.cpp
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@ -70,7 +70,17 @@ static void Salsa20_XORKeyStream(const void* key, void* output, size_t size)
{
const uint64_t iv = 0;
ZeroTier::Salsa20 s(key, &iv);
s.XORKeyStream(output, size);
s.XORKeyStream(output, static_cast<uint32_t>(size));
memset(static_cast<uint8_t*>(output) - 16, 0, 16);
memset(static_cast<uint8_t*>(output) + size, 0, 16);
}
extern "C" int salsa20_stream_avx2(void* c, uint64_t clen, const void* iv, const void* key);
static void Salsa20_XORKeyStream_AVX256(const void* key, void* output, size_t size)
{
const uint64_t iv = 0;
salsa20_stream_avx2(output, size, &iv, key);
memset(static_cast<uint8_t*>(output) - 16, 0, 16);
memset(static_cast<uint8_t*>(output) + size, 0, 16);
}
@ -167,13 +177,16 @@ bool xmrig::astrobwt::astrobwt_dero(const void* input_data, uint32_t input_size,
uint8_t* stage2_result = (uint8_t*)(tmp_indices);
#ifdef ASTROBWT_AVX2
if (hasAVX2 && avx2)
if (hasAVX2 && avx2) {
SHA3_256_AVX2_ASM(input_data, input_size, key);
Salsa20_XORKeyStream_AVX256(key, stage1_output, STAGE1_SIZE);
}
else
#endif
{
sha3_HashBuffer(256, SHA3_FLAGS_NONE, input_data, input_size, key, sizeof(key));
Salsa20_XORKeyStream(key, stage1_output, STAGE1_SIZE);
}
sort_indices(STAGE1_SIZE + 1, stage1_output, indices, tmp_indices);
@ -196,7 +209,15 @@ bool xmrig::astrobwt::astrobwt_dero(const void* input_data, uint32_t input_size,
return false;
}
#ifdef ASTROBWT_AVX2
if (hasAVX2 && avx2) {
Salsa20_XORKeyStream_AVX256(key, stage2_output, stage2_size);
}
else
#endif
{
Salsa20_XORKeyStream(key, stage2_output, stage2_size);
}
sort_indices(stage2_size + 1, stage2_output, indices, tmp_indices);

105
src/crypto/astrobwt/xmm6int/salsa20_xmm6int-avx2.c Normal file
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@ -0,0 +1,105 @@
/*
* ISC License
*
* Copyright (c) 2013-2021
* Frank Denis <j at pureftpd dot org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#ifdef __GNUC__
#pragma GCC target("sse2")
#pragma GCC target("ssse3")
#pragma GCC target("sse4.1")
#pragma GCC target("avx2")
#endif
#include <emmintrin.h>
#include <immintrin.h>
#include <smmintrin.h>
#include <tmmintrin.h>
#define ROUNDS 20
typedef struct salsa_ctx {
uint32_t input[16];
} salsa_ctx;
static const int TR[16] = {
0, 5, 10, 15, 12, 1, 6, 11, 8, 13, 2, 7, 4, 9, 14, 3
};
#define LOAD32_LE(p) *((uint32_t*)(p))
#define STORE32_LE(dst, src) memcpy((dst), &(src), sizeof(uint32_t))
static void
salsa_keysetup(salsa_ctx *ctx, const uint8_t *k)
{
ctx->input[TR[1]] = LOAD32_LE(k + 0);
ctx->input[TR[2]] = LOAD32_LE(k + 4);
ctx->input[TR[3]] = LOAD32_LE(k + 8);
ctx->input[TR[4]] = LOAD32_LE(k + 12);
ctx->input[TR[11]] = LOAD32_LE(k + 16);
ctx->input[TR[12]] = LOAD32_LE(k + 20);
ctx->input[TR[13]] = LOAD32_LE(k + 24);
ctx->input[TR[14]] = LOAD32_LE(k + 28);
ctx->input[TR[0]] = 0x61707865;
ctx->input[TR[5]] = 0x3320646e;
ctx->input[TR[10]] = 0x79622d32;
ctx->input[TR[15]] = 0x6b206574;
}
static void
salsa_ivsetup(salsa_ctx *ctx, const uint8_t *iv, const uint8_t *counter)
{
ctx->input[TR[6]] = LOAD32_LE(iv + 0);
ctx->input[TR[7]] = LOAD32_LE(iv + 4);
ctx->input[TR[8]] = counter == NULL ? 0 : LOAD32_LE(counter + 0);
ctx->input[TR[9]] = counter == NULL ? 0 : LOAD32_LE(counter + 4);
}
static void
salsa20_encrypt_bytes(salsa_ctx *ctx, const uint8_t *m, uint8_t *c,
unsigned long long bytes)
{
uint32_t * const x = &ctx->input[0];
if (!bytes) {
return; /* LCOV_EXCL_LINE */
}
#include "u8.h"
#include "u4.h"
#include "u1.h"
#include "u0.h"
}
int salsa20_stream_avx2(void* c, uint64_t clen, const void* iv, const void* key)
{
struct salsa_ctx ctx;
if (!clen) {
return 0;
}
salsa_keysetup(&ctx, (const uint8_t*)key);
salsa_ivsetup(&ctx, (const uint8_t*)iv, NULL);
memset(c, 0, clen);
salsa20_encrypt_bytes(&ctx, (const uint8_t*)c, (uint8_t*)c, clen);
return 0;
}

193
src/crypto/astrobwt/xmm6int/u0.h Normal file
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@ -0,0 +1,193 @@
if (bytes > 0) {
__m128i diag0 = _mm_loadu_si128((const __m128i *) (x + 0));
__m128i diag1 = _mm_loadu_si128((const __m128i *) (x + 4));
__m128i diag2 = _mm_loadu_si128((const __m128i *) (x + 8));
__m128i diag3 = _mm_loadu_si128((const __m128i *) (x + 12));
__m128i a0, a1, a2, a3, a4, a5, a6, a7;
__m128i b0, b1, b2, b3, b4, b5, b6, b7;
uint8_t partialblock[64];
unsigned int i;
a0 = diag1;
for (i = 0; i < ROUNDS; i += 4) {
a0 = _mm_add_epi32(a0, diag0);
a1 = diag0;
b0 = a0;
a0 = _mm_slli_epi32(a0, 7);
b0 = _mm_srli_epi32(b0, 25);
diag3 = _mm_xor_si128(diag3, a0);
diag3 = _mm_xor_si128(diag3, b0);
a1 = _mm_add_epi32(a1, diag3);
a2 = diag3;
b1 = a1;
a1 = _mm_slli_epi32(a1, 9);
b1 = _mm_srli_epi32(b1, 23);
diag2 = _mm_xor_si128(diag2, a1);
diag3 = _mm_shuffle_epi32(diag3, 0x93);
diag2 = _mm_xor_si128(diag2, b1);
a2 = _mm_add_epi32(a2, diag2);
a3 = diag2;
b2 = a2;
a2 = _mm_slli_epi32(a2, 13);
b2 = _mm_srli_epi32(b2, 19);
diag1 = _mm_xor_si128(diag1, a2);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag1 = _mm_xor_si128(diag1, b2);
a3 = _mm_add_epi32(a3, diag1);
a4 = diag3;
b3 = a3;
a3 = _mm_slli_epi32(a3, 18);
b3 = _mm_srli_epi32(b3, 14);
diag0 = _mm_xor_si128(diag0, a3);
diag1 = _mm_shuffle_epi32(diag1, 0x39);
diag0 = _mm_xor_si128(diag0, b3);
a4 = _mm_add_epi32(a4, diag0);
a5 = diag0;
b4 = a4;
a4 = _mm_slli_epi32(a4, 7);
b4 = _mm_srli_epi32(b4, 25);
diag1 = _mm_xor_si128(diag1, a4);
diag1 = _mm_xor_si128(diag1, b4);
a5 = _mm_add_epi32(a5, diag1);
a6 = diag1;
b5 = a5;
a5 = _mm_slli_epi32(a5, 9);
b5 = _mm_srli_epi32(b5, 23);
diag2 = _mm_xor_si128(diag2, a5);
diag1 = _mm_shuffle_epi32(diag1, 0x93);
diag2 = _mm_xor_si128(diag2, b5);
a6 = _mm_add_epi32(a6, diag2);
a7 = diag2;
b6 = a6;
a6 = _mm_slli_epi32(a6, 13);
b6 = _mm_srli_epi32(b6, 19);
diag3 = _mm_xor_si128(diag3, a6);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag3 = _mm_xor_si128(diag3, b6);
a7 = _mm_add_epi32(a7, diag3);
a0 = diag1;
b7 = a7;
a7 = _mm_slli_epi32(a7, 18);
b7 = _mm_srli_epi32(b7, 14);
diag0 = _mm_xor_si128(diag0, a7);
diag3 = _mm_shuffle_epi32(diag3, 0x39);
diag0 = _mm_xor_si128(diag0, b7);
a0 = _mm_add_epi32(a0, diag0);
a1 = diag0;
b0 = a0;
a0 = _mm_slli_epi32(a0, 7);
b0 = _mm_srli_epi32(b0, 25);
diag3 = _mm_xor_si128(diag3, a0);
diag3 = _mm_xor_si128(diag3, b0);
a1 = _mm_add_epi32(a1, diag3);
a2 = diag3;
b1 = a1;
a1 = _mm_slli_epi32(a1, 9);
b1 = _mm_srli_epi32(b1, 23);
diag2 = _mm_xor_si128(diag2, a1);
diag3 = _mm_shuffle_epi32(diag3, 0x93);
diag2 = _mm_xor_si128(diag2, b1);
a2 = _mm_add_epi32(a2, diag2);
a3 = diag2;
b2 = a2;
a2 = _mm_slli_epi32(a2, 13);
b2 = _mm_srli_epi32(b2, 19);
diag1 = _mm_xor_si128(diag1, a2);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag1 = _mm_xor_si128(diag1, b2);
a3 = _mm_add_epi32(a3, diag1);
a4 = diag3;
b3 = a3;
a3 = _mm_slli_epi32(a3, 18);
b3 = _mm_srli_epi32(b3, 14);
diag0 = _mm_xor_si128(diag0, a3);
diag1 = _mm_shuffle_epi32(diag1, 0x39);
diag0 = _mm_xor_si128(diag0, b3);
a4 = _mm_add_epi32(a4, diag0);
a5 = diag0;
b4 = a4;
a4 = _mm_slli_epi32(a4, 7);
b4 = _mm_srli_epi32(b4, 25);
diag1 = _mm_xor_si128(diag1, a4);
diag1 = _mm_xor_si128(diag1, b4);
a5 = _mm_add_epi32(a5, diag1);
a6 = diag1;
b5 = a5;
a5 = _mm_slli_epi32(a5, 9);
b5 = _mm_srli_epi32(b5, 23);
diag2 = _mm_xor_si128(diag2, a5);
diag1 = _mm_shuffle_epi32(diag1, 0x93);
diag2 = _mm_xor_si128(diag2, b5);
a6 = _mm_add_epi32(a6, diag2);
a7 = diag2;
b6 = a6;
a6 = _mm_slli_epi32(a6, 13);
b6 = _mm_srli_epi32(b6, 19);
diag3 = _mm_xor_si128(diag3, a6);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag3 = _mm_xor_si128(diag3, b6);
a7 = _mm_add_epi32(a7, diag3);
a0 = diag1;
b7 = a7;
a7 = _mm_slli_epi32(a7, 18);
b7 = _mm_srli_epi32(b7, 14);
diag0 = _mm_xor_si128(diag0, a7);
diag3 = _mm_shuffle_epi32(diag3, 0x39);
diag0 = _mm_xor_si128(diag0, b7);
}
diag0 = _mm_add_epi32(diag0, _mm_loadu_si128((const __m128i *) (x + 0)));
diag1 = _mm_add_epi32(diag1, _mm_loadu_si128((const __m128i *) (x + 4)));
diag2 = _mm_add_epi32(diag2, _mm_loadu_si128((const __m128i *) (x + 8)));
diag3 = _mm_add_epi32(diag3, _mm_loadu_si128((const __m128i *) (x + 12)));
#define ONEQUAD_SHUFFLE(A, B, C, D) \
do { \
uint32_t in##A = _mm_cvtsi128_si32(diag0); \
uint32_t in##B = _mm_cvtsi128_si32(diag1); \
uint32_t in##C = _mm_cvtsi128_si32(diag2); \
uint32_t in##D = _mm_cvtsi128_si32(diag3); \
diag0 = _mm_shuffle_epi32(diag0, 0x39); \
diag1 = _mm_shuffle_epi32(diag1, 0x39); \
diag2 = _mm_shuffle_epi32(diag2, 0x39); \
diag3 = _mm_shuffle_epi32(diag3, 0x39); \
*(uint32_t *) (partialblock + (A * 4)) = in##A; \
*(uint32_t *) (partialblock + (B * 4)) = in##B; \
*(uint32_t *) (partialblock + (C * 4)) = in##C; \
*(uint32_t *) (partialblock + (D * 4)) = in##D; \
} while (0)
#define ONEQUAD(A, B, C, D) ONEQUAD_SHUFFLE(A, B, C, D)
ONEQUAD(0, 12, 8, 4);
ONEQUAD(5, 1, 13, 9);
ONEQUAD(10, 6, 2, 14);
ONEQUAD(15, 11, 7, 3);
#undef ONEQUAD
#undef ONEQUAD_SHUFFLE
for (i = 0; i < bytes; i++) {
c[i] = m[i] ^ partialblock[i];
}
}

207
src/crypto/astrobwt/xmm6int/u1.h Normal file
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@ -0,0 +1,207 @@
while (bytes >= 64) {
__m128i diag0 = _mm_loadu_si128((const __m128i *) (x + 0));
__m128i diag1 = _mm_loadu_si128((const __m128i *) (x + 4));
__m128i diag2 = _mm_loadu_si128((const __m128i *) (x + 8));
__m128i diag3 = _mm_loadu_si128((const __m128i *) (x + 12));
__m128i a0, a1, a2, a3, a4, a5, a6, a7;
__m128i b0, b1, b2, b3, b4, b5, b6, b7;
uint32_t in8;
uint32_t in9;
int i;
a0 = diag1;
for (i = 0; i < ROUNDS; i += 4) {
a0 = _mm_add_epi32(a0, diag0);
a1 = diag0;
b0 = a0;
a0 = _mm_slli_epi32(a0, 7);
b0 = _mm_srli_epi32(b0, 25);
diag3 = _mm_xor_si128(diag3, a0);
diag3 = _mm_xor_si128(diag3, b0);
a1 = _mm_add_epi32(a1, diag3);
a2 = diag3;
b1 = a1;
a1 = _mm_slli_epi32(a1, 9);
b1 = _mm_srli_epi32(b1, 23);
diag2 = _mm_xor_si128(diag2, a1);
diag3 = _mm_shuffle_epi32(diag3, 0x93);
diag2 = _mm_xor_si128(diag2, b1);
a2 = _mm_add_epi32(a2, diag2);
a3 = diag2;
b2 = a2;
a2 = _mm_slli_epi32(a2, 13);
b2 = _mm_srli_epi32(b2, 19);
diag1 = _mm_xor_si128(diag1, a2);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag1 = _mm_xor_si128(diag1, b2);
a3 = _mm_add_epi32(a3, diag1);
a4 = diag3;
b3 = a3;
a3 = _mm_slli_epi32(a3, 18);
b3 = _mm_srli_epi32(b3, 14);
diag0 = _mm_xor_si128(diag0, a3);
diag1 = _mm_shuffle_epi32(diag1, 0x39);
diag0 = _mm_xor_si128(diag0, b3);
a4 = _mm_add_epi32(a4, diag0);
a5 = diag0;
b4 = a4;
a4 = _mm_slli_epi32(a4, 7);
b4 = _mm_srli_epi32(b4, 25);
diag1 = _mm_xor_si128(diag1, a4);
diag1 = _mm_xor_si128(diag1, b4);
a5 = _mm_add_epi32(a5, diag1);
a6 = diag1;
b5 = a5;
a5 = _mm_slli_epi32(a5, 9);
b5 = _mm_srli_epi32(b5, 23);
diag2 = _mm_xor_si128(diag2, a5);
diag1 = _mm_shuffle_epi32(diag1, 0x93);
diag2 = _mm_xor_si128(diag2, b5);
a6 = _mm_add_epi32(a6, diag2);
a7 = diag2;
b6 = a6;
a6 = _mm_slli_epi32(a6, 13);
b6 = _mm_srli_epi32(b6, 19);
diag3 = _mm_xor_si128(diag3, a6);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag3 = _mm_xor_si128(diag3, b6);
a7 = _mm_add_epi32(a7, diag3);
a0 = diag1;
b7 = a7;
a7 = _mm_slli_epi32(a7, 18);
b7 = _mm_srli_epi32(b7, 14);
diag0 = _mm_xor_si128(diag0, a7);
diag3 = _mm_shuffle_epi32(diag3, 0x39);
diag0 = _mm_xor_si128(diag0, b7);
a0 = _mm_add_epi32(a0, diag0);
a1 = diag0;
b0 = a0;
a0 = _mm_slli_epi32(a0, 7);
b0 = _mm_srli_epi32(b0, 25);
diag3 = _mm_xor_si128(diag3, a0);
diag3 = _mm_xor_si128(diag3, b0);
a1 = _mm_add_epi32(a1, diag3);
a2 = diag3;
b1 = a1;
a1 = _mm_slli_epi32(a1, 9);
b1 = _mm_srli_epi32(b1, 23);
diag2 = _mm_xor_si128(diag2, a1);
diag3 = _mm_shuffle_epi32(diag3, 0x93);
diag2 = _mm_xor_si128(diag2, b1);
a2 = _mm_add_epi32(a2, diag2);
a3 = diag2;
b2 = a2;
a2 = _mm_slli_epi32(a2, 13);
b2 = _mm_srli_epi32(b2, 19);
diag1 = _mm_xor_si128(diag1, a2);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag1 = _mm_xor_si128(diag1, b2);
a3 = _mm_add_epi32(a3, diag1);
a4 = diag3;
b3 = a3;
a3 = _mm_slli_epi32(a3, 18);
b3 = _mm_srli_epi32(b3, 14);
diag0 = _mm_xor_si128(diag0, a3);
diag1 = _mm_shuffle_epi32(diag1, 0x39);
diag0 = _mm_xor_si128(diag0, b3);
a4 = _mm_add_epi32(a4, diag0);
a5 = diag0;
b4 = a4;
a4 = _mm_slli_epi32(a4, 7);
b4 = _mm_srli_epi32(b4, 25);
diag1 = _mm_xor_si128(diag1, a4);
diag1 = _mm_xor_si128(diag1, b4);
a5 = _mm_add_epi32(a5, diag1);
a6 = diag1;
b5 = a5;
a5 = _mm_slli_epi32(a5, 9);
b5 = _mm_srli_epi32(b5, 23);
diag2 = _mm_xor_si128(diag2, a5);
diag1 = _mm_shuffle_epi32(diag1, 0x93);
diag2 = _mm_xor_si128(diag2, b5);
a6 = _mm_add_epi32(a6, diag2);
a7 = diag2;
b6 = a6;
a6 = _mm_slli_epi32(a6, 13);
b6 = _mm_srli_epi32(b6, 19);
diag3 = _mm_xor_si128(diag3, a6);
diag2 = _mm_shuffle_epi32(diag2, 0x4e);
diag3 = _mm_xor_si128(diag3, b6);
a7 = _mm_add_epi32(a7, diag3);
a0 = diag1;
b7 = a7;
a7 = _mm_slli_epi32(a7, 18);
b7 = _mm_srli_epi32(b7, 14);
diag0 = _mm_xor_si128(diag0, a7);
diag3 = _mm_shuffle_epi32(diag3, 0x39);
diag0 = _mm_xor_si128(diag0, b7);
}
diag0 = _mm_add_epi32(diag0, _mm_loadu_si128((const __m128i *) (x + 0)));
diag1 = _mm_add_epi32(diag1, _mm_loadu_si128((const __m128i *) (x + 4)));
diag2 = _mm_add_epi32(diag2, _mm_loadu_si128((const __m128i *) (x + 8)));
diag3 = _mm_add_epi32(diag3, _mm_loadu_si128((const __m128i *) (x + 12)));
#define ONEQUAD_SHUFFLE(A, B, C, D) \
do { \
uint32_t in##A = _mm_cvtsi128_si32(diag0); \
uint32_t in##B = _mm_cvtsi128_si32(diag1); \
uint32_t in##C = _mm_cvtsi128_si32(diag2); \
uint32_t in##D = _mm_cvtsi128_si32(diag3); \
diag0 = _mm_shuffle_epi32(diag0, 0x39); \
diag1 = _mm_shuffle_epi32(diag1, 0x39); \
diag2 = _mm_shuffle_epi32(diag2, 0x39); \
diag3 = _mm_shuffle_epi32(diag3, 0x39); \
in##A ^= *(const uint32_t *) (m + (A * 4)); \
in##B ^= *(const uint32_t *) (m + (B * 4)); \
in##C ^= *(const uint32_t *) (m + (C * 4)); \
in##D ^= *(const uint32_t *) (m + (D * 4)); \
*(uint32_t *) (c + (A * 4)) = in##A; \
*(uint32_t *) (c + (B * 4)) = in##B; \
*(uint32_t *) (c + (C * 4)) = in##C; \
*(uint32_t *) (c + (D * 4)) = in##D; \
} while (0)
#define ONEQUAD(A, B, C, D) ONEQUAD_SHUFFLE(A, B, C, D)
ONEQUAD(0, 12, 8, 4);
ONEQUAD(5, 1, 13, 9);
ONEQUAD(10, 6, 2, 14);
ONEQUAD(15, 11, 7, 3);
#undef ONEQUAD
#undef ONEQUAD_SHUFFLE
in8 = x[8];
in9 = x[13];
in8++;
if (in8 == 0) {
in9++;
}
x[8] = in8;
x[13] = in9;
c += 64;
m += 64;
bytes -= 64;
}

547
src/crypto/astrobwt/xmm6int/u4.h Normal file
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477
src/crypto/astrobwt/xmm6int/u8.h Normal file
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