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v3.17.0

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Jay D Dee
2021-07-15 20:30:44 -04:00
parent 19cc88d102
commit 92b3733925
33 changed files with 1976 additions and 488 deletions
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30
algo/sha/sha256-hash-opt.c
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@@ -3,23 +3,24 @@
/* Based on code from Intel, and by Sean Gulley for */
/* the miTLS project. */
// A drop in replacement for the function of the same name in sph_sha2.c.
// A stripped down version with byte swapping removed.
#if defined(__SHA__)
#include "simd-utils.h"
#include "sha256-hash-opt.h"
static void sha2_round( const uint8_t input[], uint32_t state[8] )
void sha256_opt_transform( uint32_t *state_out, const void *input,
const uint32_t *state_in )
{
__m128i STATE0, STATE1;
__m128i MSG, TMP, MASK;
__m128i MSG, TMP;
__m128i TMSG0, TMSG1, TMSG2, TMSG3;
__m128i ABEF_SAVE, CDGH_SAVE;
// Load initial values
TMP = _mm_load_si128((__m128i*) &state[0]);
STATE1 = _mm_load_si128((__m128i*) &state[4]);
MASK = _mm_set_epi64x(0x0c0d0e0f08090a0bULL, 0x0405060700010203ULL);
TMP = _mm_load_si128((__m128i*) &state_in[0]);
STATE1 = _mm_load_si128((__m128i*) &state_in[4]);
// MASK = _mm_set_epi64x(0x0c0d0e0f08090a0bULL, 0x0405060700010203ULL);
TMP = _mm_shuffle_epi32(TMP, 0xB1); // CDAB
STATE1 = _mm_shuffle_epi32(STATE1, 0x1B); // EFGH
@@ -31,8 +32,8 @@ static void sha2_round( const uint8_t input[], uint32_t state[8] )
CDGH_SAVE = STATE1;
// Rounds 0-3
MSG = _mm_load_si128((const __m128i*) (input+0));
TMSG0 = _mm_shuffle_epi8(MSG, MASK);
TMSG0 = _mm_load_si128((const __m128i*) (input+0));
// TMSG0 = _mm_shuffle_epi8(MSG, MASK);
MSG = _mm_add_epi32(TMSG0, _mm_set_epi64x(0xE9B5DBA5B5C0FBCFULL, 0x71374491428A2F98ULL));
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
MSG = _mm_shuffle_epi32(MSG, 0x0E);
@@ -40,7 +41,7 @@ static void sha2_round( const uint8_t input[], uint32_t state[8] )
// Rounds 4-7
TMSG1 = _mm_load_si128((const __m128i*) (input+16));
TMSG1 = _mm_shuffle_epi8(TMSG1, MASK);
// TMSG1 = _mm_shuffle_epi8(TMSG1, MASK);
MSG = _mm_add_epi32(TMSG1, _mm_set_epi64x(0xAB1C5ED5923F82A4ULL, 0x59F111F13956C25BULL));
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
MSG = _mm_shuffle_epi32(MSG, 0x0E);
@@ -49,7 +50,7 @@ static void sha2_round( const uint8_t input[], uint32_t state[8] )
// Rounds 8-11
TMSG2 = _mm_load_si128((const __m128i*) (input+32));
TMSG2 = _mm_shuffle_epi8(TMSG2, MASK);
// TMSG2 = _mm_shuffle_epi8(TMSG2, MASK);
MSG = _mm_add_epi32(TMSG2, _mm_set_epi64x(0x550C7DC3243185BEULL, 0x12835B01D807AA98ULL));
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
MSG = _mm_shuffle_epi32(MSG, 0x0E);
@@ -58,7 +59,7 @@ static void sha2_round( const uint8_t input[], uint32_t state[8] )
// Rounds 12-15
TMSG3 = _mm_load_si128((const __m128i*) (input+48));
TMSG3 = _mm_shuffle_epi8(TMSG3, MASK);
// TMSG3 = _mm_shuffle_epi8(TMSG3, MASK);
MSG = _mm_add_epi32(TMSG3, _mm_set_epi64x(0xC19BF1749BDC06A7ULL, 0x80DEB1FE72BE5D74ULL));
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
TMP = _mm_alignr_epi8(TMSG3, TMSG2, 4);
@@ -192,9 +193,8 @@ static void sha2_round( const uint8_t input[], uint32_t state[8] )
STATE1 = _mm_alignr_epi8(STATE1, TMP, 8); // ABEF
// Save state
_mm_store_si128((__m128i*) &state[0], STATE0);
_mm_store_si128((__m128i*) &state[4], STATE1);
_mm_store_si128((__m128i*) &state_out[0], STATE0);
_mm_store_si128((__m128i*) &state_out[4], STATE1);
}
#endif