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Jay D Dee
2025-07-09 01:32:38 -04:00
parent 66191db93c
commit aa47e880d5
12 changed files with 221 additions and 319 deletions
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370
algo/sha/sha256-hash-4way.c
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@@ -441,57 +441,6 @@ void sha256_4x32_full( void *dst, const void *data, size_t len )
W[14] = SHA256_8WAY_MEXP( W[12], W[ 7], W[15], W[14] ); \
W[15] = SHA256_8WAY_MEXP( W[13], W[ 8], W[ 0], W[15] );
#if defined(VL256)
// AVX512 or AVX10-256
#define CHx(X, Y, Z) _mm256_ternarylogic_epi32( X, Y, Z, 0xca )
#define MAJx(X, Y, Z) _mm256_ternarylogic_epi32( X, Y, Z, 0xe8 )
#define SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, i, j ) \
do { \
__m256i T0 = _mm256_add_epi32( v256_32( K256[ (j)+(i) ] ), \
W[ i ] ); \
__m256i T1 = BSG2_1x( E ); \
__m256i T2 = BSG2_0x( A ); \
T0 = _mm256_add_epi32( T0, CHx( E, F, G ) ); \
T1 = _mm256_add_epi32( T1, H ); \
T2 = _mm256_add_epi32( T2, MAJx( A, B, C ) ); \
T1 = _mm256_add_epi32( T1, T0 ); \
D = _mm256_add_epi32( D, T1 ); \
H = _mm256_add_epi32( T1, T2 ); \
} while (0)
#define SHA256_8WAY_16ROUNDS( A, B, C, D, E, F, G, H, j ) \
SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, 0, j ); \
SHA256_8WAY_ROUND( H, A, B, C, D, E, F, G, 1, j ); \
SHA256_8WAY_ROUND( G, H, A, B, C, D, E, F, 2, j ); \
SHA256_8WAY_ROUND( F, G, H, A, B, C, D, E, 3, j ); \
SHA256_8WAY_ROUND( E, F, G, H, A, B, C, D, 4, j ); \
SHA256_8WAY_ROUND( D, E, F, G, H, A, B, C, 5, j ); \
SHA256_8WAY_ROUND( C, D, E, F, G, H, A, B, 6, j ); \
SHA256_8WAY_ROUND( B, C, D, E, F, G, H, A, 7, j ); \
SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, 8, j ); \
SHA256_8WAY_ROUND( H, A, B, C, D, E, F, G, 9, j ); \
SHA256_8WAY_ROUND( G, H, A, B, C, D, E, F, 10, j ); \
SHA256_8WAY_ROUND( F, G, H, A, B, C, D, E, 11, j ); \
SHA256_8WAY_ROUND( E, F, G, H, A, B, C, D, 12, j ); \
SHA256_8WAY_ROUND( D, E, F, G, H, A, B, C, 13, j ); \
SHA256_8WAY_ROUND( C, D, E, F, G, H, A, B, 14, j ); \
SHA256_8WAY_ROUND( B, C, D, E, F, G, H, A, 15, j );
// Not used with AVX512, needed to satisfy the compiler
#define SHA256_8WAY_ROUND_NOMSG( A, B, C, D, E, F, G, H, i, j ) \
{ \
__m256i T1 = mm256_add4_32( H, BSG2_1x(E), CHx(E, F, G), \
v256_32( K256[(i)+(j)] ) ); \
__m256i T2 = _mm256_add_epi32( BSG2_0x(A), MAJx(A, B, C) ); \
D = _mm256_add_epi32( D, T1 ); \
H = _mm256_add_epi32( T1, T2 ); \
}
#else // AVX2
#define CHx(X, Y, Z) \
_mm256_xor_si256( _mm256_and_si256( _mm256_xor_si256( Y, Z ), X ), Z )
@@ -503,61 +452,58 @@ do { \
#define SHA256_8WAY_ROUND_NOMSG( A, B, C, D, E, F, G, H, i, j ) \
{ \
__m256i T1 = mm256_add4_32( H, BSG2_1x(E), CHx(E, F, G), \
H = mm256_add4_32( H, BSG2_1x(E), CHx(E, F, G), \
v256_32( K256[(i)+(j)] ) ); \
__m256i T2 = _mm256_add_epi32( BSG2_0x(A), MAJx(A, B, C) ); \
__m256i T = _mm256_add_epi32( BSG2_0x(A), MAJx(A, B, C) ); \
Y_xor_Z = X_xor_Y; \
D = _mm256_add_epi32( D, T1 ); \
H = _mm256_add_epi32( T1, T2 ); \
D = _mm256_add_epi32( D, H ); \
H = _mm256_add_epi32( H, T ); \
}
#define SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, i, j ) \
do { \
__m256i T0 = _mm256_add_epi32( v256_32( K256[(j)+(i)] ), W[i] ); \
__m256i T1 = BSG2_1x( E ); \
{ \
__m256i T1 = _mm256_add_epi32( v256_32( K256[(j)+(i)] ), W[i] ); \
H = _mm256_add_epi32( H, BSG2_1x( E ) ); \
__m256i T2 = BSG2_0x( A ); \
T0 = _mm256_add_epi32( T0, CHx( E, F, G ) ); \
T1 = _mm256_add_epi32( T1, H ); \
T1 = _mm256_add_epi32( T1, CHx( E, F, G ) ); \
T2 = _mm256_add_epi32( T2, MAJx( A, B, C ) ); \
T1 = _mm256_add_epi32( T1, T0 ); \
H = _mm256_add_epi32( H, T1 ); \
Y_xor_Z = X_xor_Y; \
D = _mm256_add_epi32( D, T1 ); \
H = _mm256_add_epi32( T1, T2 ); \
} while (0)
D = _mm256_add_epi32( D, H ); \
H = _mm256_add_epi32( H, T2 ); \
}
// read Y_xor_Z, update X_xor_Y
#define MAJ_2step(X, Y, Z, X_xor_Y, Y_xor_Z ) \
_mm256_xor_si256( Y, _mm256_and_si256( X_xor_Y = _mm256_xor_si256( X, Y ), \
Y_xor_Z ) )
// start with toc initialized to y^z: toc = B ^ C
// start with toc initialized to y^z, toc = B ^ C for first ound.
// First round reads toc as Y_xor_Z and saves X_xor_Y as tic.
// Second round reads tic as Y_xor_Z and saves X_xor_Y as toc.
#define SHA256_8WAY_2ROUNDS( A, B, C, D, E, F, G, H, i0, i1, j ) \
do { \
__m256i T0 = _mm256_add_epi32( v256_32( K256[ (j)+(i0) ] ), \
{ \
__m256i T1 = _mm256_add_epi32( v256_32( K256[ (j)+(i0) ] ), \
W[ i0 ] ); \
__m256i T1 = BSG2_1x( E ); \
H = _mm256_add_epi32( H, BSG2_1x( E ) ); \
__m256i T2 = BSG2_0x( A ); \
T0 = _mm256_add_epi32( T0, CHx( E, F, G ) ); \
T1 = _mm256_add_epi32( T1, H ); \
T1 = _mm256_add_epi32( T1, CHx( E, F, G ) ); \
T2 = _mm256_add_epi32( T2, MAJ_2step( A, B, C, tic, toc ) ); \
T1 = _mm256_add_epi32( T1, T0 ); \
D = _mm256_add_epi32( D, T1 ); \
H = _mm256_add_epi32( T1, T2 ); \
H = _mm256_add_epi32( H, T1 ); \
D = _mm256_add_epi32( D, H ); \
H = _mm256_add_epi32( H, T2 ); \
\
T0 = _mm256_add_epi32( v256_32( K256[ (j)+(i1) ] ), \
T1 = _mm256_add_epi32( v256_32( K256[ (j)+(i1) ] ), \
W[ (i1) ] ); \
T1 = BSG2_1x( D ); \
G = _mm256_add_epi32( G, BSG2_1x( D ) ); \
T2 = BSG2_0x( H ); \
T0 = _mm256_add_epi32( T0, CHx( D, E, F ) ); \
T1 = _mm256_add_epi32( T1, G ); \
T1 = _mm256_add_epi32( T1, CHx( D, E, F ) ); \
T2 = _mm256_add_epi32( T2, MAJ_2step( H, A, B, toc, tic ) ); \
T1 = _mm256_add_epi32( T1, T0 ); \
C = _mm256_add_epi32( C, T1 ); \
G = _mm256_add_epi32( T1, T2 ); \
} while (0)
G = _mm256_add_epi32( G, T1 ); \
C = _mm256_add_epi32( C, G ); \
G = _mm256_add_epi32( G, T2 ); \
}
#define SHA256_8WAY_16ROUNDS( A, B, C, D, E, F, G, H, j ) \
{ \
@@ -572,8 +518,6 @@ do { \
SHA256_8WAY_2ROUNDS( C, D, E, F, G, H, A, B, 14, 15, j ); \
}
#endif // AVX512VL else AVX2
static inline void SHA256_8WAY_TRANSFORM( __m256i *out, __m256i *W,
const __m256i *in ) \
{
@@ -650,9 +594,7 @@ void sha256_8x32_prehash_3rounds( __m256i *state_mid, __m256i *X,
G = _mm256_load_si256( state_in + 6 );
H = _mm256_load_si256( state_in + 7 );
#if !defined(VL256)
__m256i X_xor_Y, Y_xor_Z = _mm256_xor_si256( B, C );
#endif
SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, 0, 0 );
SHA256_8WAY_ROUND( H, A, B, C, D, E, F, G, 1, 0 );
@@ -692,9 +634,7 @@ void sha256_8x32_final_rounds( __m256i *state_out, const __m256i *data,
G = _mm256_load_si256( state_mid + 6 );
H = _mm256_load_si256( state_mid + 7 );
#if !defined(VL256)
__m256i X_xor_Y, Y_xor_Z = _mm256_xor_si256( F, G );
#endif
// round 3 part 2, add nonces
A = _mm256_add_epi32( A, W[3] );
@@ -779,10 +719,10 @@ void sha256_8x32_final_rounds( __m256i *state_out, const __m256i *data,
int sha256_8x32_transform_le_short( __m256i *state_out, const __m256i *data,
const __m256i *state_in, const uint32_t *target )
{
__m256i A, B, C, D, E, F, G, H, T0, T1, T2;
__m256i A, B, C, D, E, F, G, H, G57, H56;
__m256i vmask, targ, hash;
__m256i W[16]; memcpy_256( W, data, 16 );
uint8_t flip, t6_mask;
uint8_t flip, t6_mask, t7_mask;
A = _mm256_load_si256( state_in );
B = _mm256_load_si256( state_in+1 );
@@ -793,12 +733,10 @@ int sha256_8x32_transform_le_short( __m256i *state_out, const __m256i *data,
G = _mm256_load_si256( state_in+6 );
H = _mm256_load_si256( state_in+7 );
const __m256i IV7 = H;
const __m256i IV6 = G;
const __m256i istate6 = G;
const __m256i istate7 = H;
#if !defined(VL256)
__m256i X_xor_Y, Y_xor_Z = _mm256_xor_si256( B, C );
#endif
// rounds 0 to 16, ignore zero padding W[9..14]
SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, 0, 0 );
@@ -841,11 +779,9 @@ int sha256_8x32_transform_le_short( __m256i *state_out, const __m256i *data,
W[11] = SHA256_8WAY_MEXP( W[ 9], W[ 4], W[12], W[11] );
W[12] = SHA256_8WAY_MEXP( W[10], W[ 5], W[13], W[12] );
#if !defined(VL256)
Y_xor_Z = _mm256_xor_si256( B, C );
#endif
// rounds 48 to 57
// Rounds 48 to 55
SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, 0, 48 );
SHA256_8WAY_ROUND( H, A, B, C, D, E, F, G, 1, 48 );
SHA256_8WAY_ROUND( G, H, A, B, C, D, E, F, 2, 48 );
@@ -854,77 +790,83 @@ int sha256_8x32_transform_le_short( __m256i *state_out, const __m256i *data,
SHA256_8WAY_ROUND( D, E, F, G, H, A, B, C, 5, 48 );
SHA256_8WAY_ROUND( C, D, E, F, G, H, A, B, 6, 48 );
SHA256_8WAY_ROUND( B, C, D, E, F, G, H, A, 7, 48 );
SHA256_8WAY_ROUND( A, B, C, D, E, F, G, H, 8, 48 );
SHA256_8WAY_ROUND( H, A, B, C, D, E, F, G, 9, 48 );
// round 58 to 60 part 1
T0 = _mm256_add_epi32( v256_32( K256[58] ),
// Round 56
H = _mm256_add_epi32( v256_32( K256[56] ),
mm256_add4_32( BSG2_1x( E ), CHx( E, F, G ), W[ 8], H ) );
D = _mm256_add_epi32( D, H );
H56 = _mm256_add_epi32( H, _mm256_add_epi32( BSG2_0x( A ),
MAJx( A, B, C ) ) );
Y_xor_Z = X_xor_Y;
// Rounds 57 to 60 part 1
G = _mm256_add_epi32( v256_32( K256[57] ),
mm256_add4_32( BSG2_1x( D ), CHx( D, E, F ), W[ 9], G ) );
C = _mm256_add_epi32( C, G );
G57 = _mm256_add_epi32( G, MAJx( H56, A, B ) );
F = _mm256_add_epi32( v256_32( K256[58] ),
mm256_add4_32( BSG2_1x( C ), CHx( C, D, E ), W[10], F ) );
B = _mm256_add_epi32( B, T0 );
B = _mm256_add_epi32( B, F );
T1 = _mm256_add_epi32( v256_32( K256[59] ),
E = _mm256_add_epi32( v256_32( K256[59] ),
mm256_add4_32( BSG2_1x( B ), CHx( B, C, D ), W[11], E ) );
A = _mm256_add_epi32( A, T1 );
A = _mm256_add_epi32( A, E );
T2 = _mm256_add_epi32( v256_32( K256[60] ),
D = _mm256_add_epi32( v256_32( K256[60] ),
mm256_add4_32( BSG2_1x( A ), CHx( A, B, C ), W[12], D ) );
H = _mm256_add_epi32( H, T2 );
H = _mm256_add_epi32( H56, D );
// Got H, test it.
hash = mm256_bswap_32( _mm256_add_epi32( H, istate7 ) );
targ = v256_32( target[7] );
hash = mm256_bswap_32( _mm256_add_epi32( H, IV7 ) );
if ( target[7] )
{
flip = ( (int)target[7] < 0 ? -1 : 0 ) ^ mm256_movmask_32( hash );
if ( likely( 0xff == ( flip ^
mm256_movmask_32( _mm256_cmpgt_epi32( hash, targ ) ) ) ))
return 0;
}
// A simple unsigned LE test is complicated by the lack of a cmple
// instruction, and lack of unsigned compares in AVX2.
flip = ( (int)target[7] < 0 ? -1 : 0 ) ^ mm256_movmask_32( hash );
if ( likely( 0xff == ( t7_mask = ( flip ^
mm256_movmask_32( _mm256_cmpgt_epi32( hash, targ ) ) ) )))
return 0;
t6_mask = mm256_movmask_32( vmask =_mm256_cmpeq_epi32( hash, targ ) );
// round 58 part 2
F = _mm256_add_epi32( T0, _mm256_add_epi32( BSG2_0x( G ),
MAJx( G, H, A ) ) );
// round 61 part 1
W[13] = SHA256_8WAY_MEXP( W[11], W[ 6], W[14], W[13] );
T0 = _mm256_add_epi32( v256_32( K256[61] ),
mm256_add4_32( BSG2_1x( H ), CHx( H, A, B ), W[13], C ) );
G = _mm256_add_epi32( G, T0 );
// Round 57 part 2
G57 = _mm256_add_epi32( G57, BSG2_0x( H56 ) );
Y_xor_Z = X_xor_Y;
if ( t6_mask )
// Round 61 part 1
W[13] = SHA256_8WAY_MEXP( W[11], W[ 6], W[14], W[13] );
C = _mm256_add_epi32( v256_32( K256[61] ),
mm256_add4_32( BSG2_1x( H ), CHx( H, A, B ), W[13], C ) );
G = _mm256_add_epi32( G57, C );
if ( t6_mask == (0xff & ~t7_mask ) )
{
// Testing H was inconclusive: hash7 == target7, need to test G
targ = _mm256_and_si256( vmask, v256_32( target[6] ) );
hash = mm256_bswap_32( _mm256_add_epi32( G, IV6 ) );
if ( likely( 0 == ( t6_mask & mm256_movmask_32(
_mm256_cmpeq_epi32( hash, targ ) ) ) ))
{
flip = ( (int)target[6] < 0 ? -1 : 0 ) ^ mm256_movmask_32( hash );
if ( likely( 0 != ( t6_mask & ( flip ^
hash = mm256_bswap_32( _mm256_add_epi32( G, istate6 ) );
flip = ( (int)target[6] < 0 ? -1 : 0 ) ^ mm256_movmask_32( hash );
if ( likely( 0 != ( t6_mask & ( flip ^
mm256_movmask_32( _mm256_cmpgt_epi32( hash, targ ) ) ) ) ))
return 0;
if ( likely( ( target[6] == 0x80000000 )
&& ( 0 == ( t6_mask & mm256_movmask_32( _mm256_cmpgt_epi32(
hash, _mm256_xor_si256( hash, hash ) ) ) ) ) ))
return 0;
}
// else inconclusive, testing targ5 isn't practical, fininsh hashing
return 0;
}
// At this point either the hash will be good or the test was inconclusive.
// If the latter it's probably a high target difficulty with a nearly equal
// high difficulty hash that has a good chance of being good.
// Rounds 58 to 61 part 2
F = _mm256_add_epi32( F, _mm256_add_epi32( BSG2_0x( G57 ),
MAJx( G57, H, A ) ) );
Y_xor_Z = X_xor_Y;
// rounds 59 to 61 part 2
E = _mm256_add_epi32( T1, _mm256_add_epi32( BSG2_0x( F ),
MAJx( F, G, H ) ) );
D = _mm256_add_epi32( T2, _mm256_add_epi32( BSG2_0x( E ),
MAJx( E, F, G ) ) );
C = _mm256_add_epi32( T0, _mm256_add_epi32( BSG2_0x( D ),
MAJx( D, E, F ) ) );
E = _mm256_add_epi32( E, _mm256_add_epi32( BSG2_0x( F ),
MAJx( F, G57, H ) ) );
Y_xor_Z = X_xor_Y;
// rounds 62 & 63
D = _mm256_add_epi32( D, _mm256_add_epi32( BSG2_0x( E ),
MAJx( E, F, G57 ) ) );
Y_xor_Z = X_xor_Y;
C = _mm256_add_epi32( C, _mm256_add_epi32( BSG2_0x( D ),
MAJx( D, E, F ) ) );
Y_xor_Z = X_xor_Y;
// Rounds 62 & 63
W[14] = SHA256_8WAY_MEXP( W[12], W[ 7], W[15], W[14] );
W[15] = SHA256_8WAY_MEXP( W[13], W[ 8], W[ 0], W[15] );
@@ -1077,40 +1019,26 @@ void sha256_8x32_full( void *dst, const void *data, size_t len )
W[15] = SHA256_16WAY_MEXP( W[13], W[ 8], W[ 0], W[15] );
#define SHA256_16WAY_ROUND( A, B, C, D, E, F, G, H, i, j ) \
do { \
__m512i T0 = _mm512_add_epi32( v512_32( K256[(j)+(i)] ), W[i] ); \
__m512i T1 = BSG2_1x16( E ); \
{ \
__m512i T1 = _mm512_add_epi32( v512_32( K256[(j)+(i)] ), W[i] ); \
H = _mm512_add_epi32( H, BSG2_1x16( E ) ); \
__m512i T2 = BSG2_0x16( A ); \
T0 = _mm512_add_epi32( T0, CHx16( E, F, G ) ); \
T1 = _mm512_add_epi32( T1, H ); \
T1 = _mm512_add_epi32( T1, CHx16( E, F, G ) ); \
T2 = _mm512_add_epi32( T2, MAJx16( A, B, C ) ); \
T1 = _mm512_add_epi32( T1, T0 ); \
D = _mm512_add_epi32( D, T1 ); \
H = _mm512_add_epi32( T1, T2 ); \
} while (0)
H = _mm512_add_epi32( H, T1 ); \
D = _mm512_add_epi32( D, H ); \
H = _mm512_add_epi32( H, T2 ); \
}
#define SHA256_16WAY_ROUND_NOMSG( A, B, C, D, E, F, G, H, i, j ) \
{ \
__m512i T1 = mm512_add4_32( H, BSG2_1x16(E), CHx16(E, F, G), \
H = mm512_add4_32( H, BSG2_1x16(E), CHx16(E, F, G), \
v512_32( K256[(i)+(j)] ) ); \
__m512i T2 = _mm512_add_epi32( BSG2_0x16(A), MAJx16(A, B, C) ); \
D = _mm512_add_epi32( D, T1 ); \
H = _mm512_add_epi32( T1, T2 ); \
__m512i T = _mm512_add_epi32( BSG2_0x16(A), MAJx16(A, B, C) ); \
D = _mm512_add_epi32( D, H ); \
H = _mm512_add_epi32( H, T ); \
}
/*
#define SHA256_16WAY_ROUND(A, B, C, D, E, F, G, H, i, j) \
do { \
__m512i T1, T2; \
__m512i K = v512_32( K256[( (j)+(i) )] ); \
T1 = _mm512_add_epi32( H, mm512_add4_32( BSG2_1x16(E), CHx16(E, F, G), \
K, W[i] ) ); \
T2 = _mm512_add_epi32( BSG2_0x16(A), MAJx16(A, B, C) ); \
D = _mm512_add_epi32( D, T1 ); \
H = _mm512_add_epi32( T1, T2 ); \
} while (0)
*/
#define SHA256_16WAY_16ROUNDS( A, B, C, D, E, F, G, H, j ) \
SHA256_16WAY_ROUND( A, B, C, D, E, F, G, H, 0, j ); \
SHA256_16WAY_ROUND( H, A, B, C, D, E, F, G, 1, j ); \
@@ -1332,11 +1260,10 @@ void sha256_16x32_final_rounds( __m512i *state_out, const __m512i *data,
int sha256_16x32_transform_le_short( __m512i *state_out, const __m512i *data,
const __m512i *state_in, const uint32_t *target )
{
__m512i A, B, C, D, E, F, G, H, hash, targ;
__m512i T0, T1, T2;
__m512i A, B, C, D, E, F, G, H, hash, targ, G57, H56;
__m512i W[16]; memcpy_512( W, data, 16 );
__mmask16 t6_mask;
__mmask16 mask;
A = _mm512_load_si512( state_in );
B = _mm512_load_si512( state_in+1 );
C = _mm512_load_si512( state_in+2 );
@@ -1346,9 +1273,9 @@ int sha256_16x32_transform_le_short( __m512i *state_out, const __m512i *data,
G = _mm512_load_si512( state_in+6 );
H = _mm512_load_si512( state_in+7 );
const __m512i IV6 = G;
const __m512i IV7 = H;
const __m512i istate6 = G;
const __m512i istate7 = H;
// rounds 0 to 8
SHA256_16WAY_ROUND( A, B, C, D, E, F, G, H, 0, 0 );
SHA256_16WAY_ROUND( H, A, B, C, D, E, F, G, 1, 0 );
@@ -1419,7 +1346,7 @@ int sha256_16x32_transform_le_short( __m512i *state_out, const __m512i *data,
W[11] = SHA256_16WAY_MEXP( W[ 9], W[ 4], W[12], W[11] );
W[12] = SHA256_16WAY_MEXP( W[10], W[ 5], W[13], W[12] );
// Rounds 48 to 57
// Rounds 48 to 55
SHA256_16WAY_ROUND( A, B, C, D, E, F, G, H, 0, 48 );
SHA256_16WAY_ROUND( H, A, B, C, D, E, F, G, 1, 48 );
SHA256_16WAY_ROUND( G, H, A, B, C, D, E, F, 2, 48 );
@@ -1428,62 +1355,67 @@ int sha256_16x32_transform_le_short( __m512i *state_out, const __m512i *data,
SHA256_16WAY_ROUND( D, E, F, G, H, A, B, C, 5, 48 );
SHA256_16WAY_ROUND( C, D, E, F, G, H, A, B, 6, 48 );
SHA256_16WAY_ROUND( B, C, D, E, F, G, H, A, 7, 48 );
SHA256_16WAY_ROUND( A, B, C, D, E, F, G, H, 8, 48 );
SHA256_16WAY_ROUND( H, A, B, C, D, E, F, G, 9, 48 );
// rounds 58 to 60 part 1
T0 = _mm512_add_epi32( v512_32( K256[58] ),
mm512_add4_32( BSG2_1x16( C ), CHx16( C, D, E ), W[10], F ) );
B = _mm512_add_epi32( B, T0 );
// Round 56
H = _mm512_add_epi32( v512_32( K256[56] ),
mm512_add4_32( BSG2_1x16( E ), CHx16( E, F, G ), W[ 8], H ) );
D = _mm512_add_epi32( D, H );
H56 = _mm512_add_epi32( H, _mm512_add_epi32( BSG2_0x16( A ),
MAJx16( A, B, C ) ) );
T1 = _mm512_add_epi32( v512_32( K256[59] ),
// Rounds 57 to 60 part 1
G = _mm512_add_epi32( v512_32( K256[57] ),
mm512_add4_32( BSG2_1x16( D ), CHx16( D, E, F ), W[ 9], G ) );
C = _mm512_add_epi32( C, G );
G57 = _mm512_add_epi32( G, MAJx16( H56, A, B ) );
F = _mm512_add_epi32( v512_32( K256[58] ),
mm512_add4_32( BSG2_1x16( C ), CHx16( C, D, E ), W[10], F ) );
B = _mm512_add_epi32( B, F );
E = _mm512_add_epi32( v512_32( K256[59] ),
mm512_add4_32( BSG2_1x16( B ), CHx16( B, C, D ), W[11], E ) );
A = _mm512_add_epi32( A, T1 );
A = _mm512_add_epi32( A, E );
T2 = _mm512_add_epi32( v512_32( K256[60] ),
D = _mm512_add_epi32( v512_32( K256[60] ),
mm512_add4_32( BSG2_1x16( A ), CHx16( A, B, C ), W[12], D ) );
H = _mm512_add_epi32( H, T2 );
H = _mm512_add_epi32( H56, D );
// got H, test it against target[7]
hash = mm512_bswap_32( _mm512_add_epi32( H , IV7 ) );
// got final H, test it against target[7]
hash = mm512_bswap_32( _mm512_add_epi32( H , istate7 ) );
targ = v512_32( target[7] );
if ( target[7] )
if ( likely( 0 == _mm512_cmple_epu32_mask( hash, targ ) ))
if ( likely( 0 == ( mask = _mm512_cmple_epu32_mask( hash, targ ) ) ))
return 0;
t6_mask = _mm512_cmpeq_epi32_mask( hash, targ );
// round 58 part 2
F = _mm512_add_epi32( T0, _mm512_add_epi32( BSG2_0x16( G ),
MAJx16( G, H, A ) ) );
// round 61 part 1
// Round 57 part 2
G57 = _mm512_add_epi32( G57, BSG2_0x16( H56 ) );
// Round 61 part 1
W[13] = SHA256_16WAY_MEXP( W[11], W[ 6], W[14], W[13] );
T0 = _mm512_add_epi32( v512_32( K256[61] ),
C = _mm512_add_epi32( v512_32( K256[61] ),
mm512_add4_32( BSG2_1x16( H ), CHx16( H, A, B ), W[13], C ) );
G = _mm512_add_epi32( G, T0 );
G = _mm512_add_epi32( G57, C );
// got G, test it against target[6] if indicated
if ( (uint16_t)t6_mask )
// got final G, test it against target[6] if indicated.
if ( mask == _mm512_cmpeq_epi32_mask( hash, targ ) )
{
hash = mm512_bswap_32( _mm512_add_epi32( G, IV6 ) );
hash = mm512_bswap_32( _mm512_add_epi32( G, istate6 ) );
targ = v512_32( target[6] );
if ( likely( 0 == _mm512_mask_cmple_epu32_mask( t6_mask, hash, targ ) ))
if ( likely( 0 == _mm512_mask_cmple_epu32_mask( mask, hash, targ ) ))
return 0;
}
// round 59 part 2
E = _mm512_add_epi32( T1, _mm512_add_epi32( BSG2_0x16( F ),
MAJx16( F, G, H ) ) );
// round 60 part 2
D = _mm512_add_epi32( T2, _mm512_add_epi32( BSG2_0x16( E ),
MAJx16( E, F, G ) ) );
// round 61 part 2
C = _mm512_add_epi32( T0, _mm512_add_epi32( BSG2_0x16( D ),
MAJx16( D, E, F ) ) );
// Round 58 to 61 part 2
F = _mm512_add_epi32( F, _mm512_add_epi32( BSG2_0x16( G57 ),
MAJx16( G57, H, A ) ) );
E = _mm512_add_epi32( E, _mm512_add_epi32( BSG2_0x16( F ),
MAJx16( F, G57, H ) ) );
D = _mm512_add_epi32( D, _mm512_add_epi32( BSG2_0x16( E ),
MAJx16( E, F, G57 ) ) );
C = _mm512_add_epi32( C, _mm512_add_epi32( BSG2_0x16( D ),
MAJx16( D, E, F ) ) );
// rounds 62, 63
// Rounds 62, 63
W[14] = SHA256_16WAY_MEXP( W[12], W[ 7], W[15], W[14] );
W[15] = SHA256_16WAY_MEXP( W[13], W[ 8], W[ 0], W[15] );

33
algo/sha/sha512-hash-4way.c
View File

@@ -783,29 +783,6 @@ void sha512_8x64_ctx( sha512_8x64_context *sc, void *dst, const void *data,
mm256_ror_64( x, 61 ), \
_mm256_srli_epi64( x, 6 ) )
#if defined(VL256)
// 4 way is not used whith AVX512 but will be whith AVX10_256 when it
// becomes available.
#define CH( X, Y, Z ) _mm256_ternarylogic_epi64( X, Y, Z, 0xca )
#define MAJ( X, Y, Z ) _mm256_ternarylogic_epi64( X, Y, Z, 0xe8 )
#define SHA3_4WAY_STEP( A, B, C, D, E, F, G, H, i ) \
do { \
__m256i T0 = _mm256_add_epi64( v256_64( K512[i] ), W[i] ); \
__m256i T1 = BSG5_1( E ); \
__m256i T2 = BSG5_0( A ); \
T0 = _mm256_add_epi64( T0, CH( E, F, G ) ); \
T1 = _mm256_add_epi64( T1, H ); \
T2 = _mm256_add_epi64( T2, MAJ( A, B, C ) ); \
T1 = _mm256_add_epi64( T1, T0 ); \
D = _mm256_add_epi64( D, T1 ); \
H = _mm256_add_epi64( T1, T2 ); \
} while (0)
#else // AVX2 only
#define CH(X, Y, Z) \
_mm256_xor_si256( _mm256_and_si256( _mm256_xor_si256( Y, Z ), X ), Z )
@@ -827,19 +804,12 @@ do { \
H = _mm256_add_epi64( T1, T2 ); \
} while (0)
#endif // AVX512VL AVX10_256
static void
sha512_4x64_round( sha512_4x64_context *ctx, __m256i *in, __m256i r[8] )
{
int i;
register __m256i A, B, C, D, E, F, G, H;
#if !defined(VL256)
// Disable for AVX10_256
__m256i X_xor_Y, Y_xor_Z;
#endif
__m256i W[80];
mm256_block_bswap_64( W , in );
@@ -872,10 +842,7 @@ sha512_4x64_round( sha512_4x64_context *ctx, __m256i *in, __m256i r[8] )
H = v256_64( 0x5BE0CD19137E2179 );
}
#if !defined(VL256)
// Disable for AVX10_256
Y_xor_Z = _mm256_xor_si256( B, C );
#endif
for ( i = 0; i < 80; i += 8 )
{