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sgminer/kernel/myriadcoin-groestl.cl

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/*
* MyriadCoin Groestl kernel implementation.
*
* ==========================(LICENSE BEGIN)============================
*
* Copyright (c) 2014 phm
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* ===========================(LICENSE END)=============================
*
* @author phm <phm@inbox.com>
*/
#ifndef MYRIADCOIN_GROESTL_CL
#define MYRIADCOIN_GROESTL_CL
#if __ENDIAN_LITTLE__
#define SPH_LITTLE_ENDIAN 1
#else
#define SPH_BIG_ENDIAN 1
#endif
#define SPH_UPTR sph_u64
typedef unsigned int sph_u32;
typedef int sph_s32;
#ifndef __OPENCL_VERSION__
typedef unsigned long long sph_u64;
typedef long long sph_s64;
#else
typedef unsigned long sph_u64;
typedef long sph_s64;
#endif
#define SPH_64 1
#define SPH_64_TRUE 1
#define SPH_C32(x) ((sph_u32)(x ## U))
#define SPH_T32(x) (as_uint(x))
#define SPH_ROTL32(x, n) rotate(as_uint(x), as_uint(n))
#define SPH_ROTR32(x, n) SPH_ROTL32(x, (32 - (n)))
#define SPH_C64(x) ((sph_u64)(x ## UL))
#define SPH_T64(x) (as_ulong(x))
#define SPH_ROTL64(x, n) rotate(as_ulong(x), (n) & 0xFFFFFFFFFFFFFFFFUL)
#define SPH_ROTR64(x, n) SPH_ROTL64(x, (64 - (n)))
#define SPH_ECHO_64 1
#define SPH_SIMD_NOCOPY 0
#define SPH_CUBEHASH_UNROLL 0
#include "groestl.cl"
#define SWAP4(x) as_uint(as_uchar4(x).wzyx)
#define SWAP8(x) as_ulong(as_uchar8(x).s76543210)
#if SPH_BIG_ENDIAN
#define ENC64E(x) SWAP8(x)
#define DEC64E(x) SWAP8(*(const __global sph_u64 *) (x));
#else
#define ENC64E(x) (x)
#define DEC64E(x) (*(const __global sph_u64 *) (x));
#endif
#define SHL(x, n) ((x) << (n))
#define SHR(x, n) ((x) >> (n))
#define CONST_EXP2 q[i+0] + SPH_ROTL64(q[i+1], 5) + q[i+2] + SPH_ROTL64(q[i+3], 11) + \
q[i+4] + SPH_ROTL64(q[i+5], 27) + q[i+6] + SPH_ROTL64(q[i+7], 32) + \
q[i+8] + SPH_ROTL64(q[i+9], 37) + q[i+10] + SPH_ROTL64(q[i+11], 43) + \
q[i+12] + SPH_ROTL64(q[i+13], 53) + (SHR(q[i+14],1) ^ q[i+14]) + (SHR(q[i+15],2) ^ q[i+15])
#define ROL32(x, n) rotate(x, (uint) n)
#define SHR(x, n) ((x) >> n)
#define SWAP32(a) (as_uint(as_uchar4(a).wzyx))
#define S0(x) (ROL32(x, 25) ^ ROL32(x, 14) ^ SHR(x, 3))
#define S1(x) (ROL32(x, 15) ^ ROL32(x, 13) ^ SHR(x, 10))
#define S2(x) (ROL32(x, 30) ^ ROL32(x, 19) ^ ROL32(x, 10))
#define S3(x) (ROL32(x, 26) ^ ROL32(x, 21) ^ ROL32(x, 7))
#define P(a,b,c,d,e,f,g,h,x,K) \
{ \
temp1 = h + S3(e) + F1(e,f,g) + (K + x); \
d += temp1; h = temp1 + S2(a) + F0(a,b,c); \
}
#define PLAST(a,b,c,d,e,f,g,h,x,K) \
{ \
d += h + S3(e) + F1(e,f,g) + (x + K); \
}
#define F0(y, x, z) bitselect(z, y, z ^ x)
#define F1(x, y, z) bitselect(z, y, x)
#define R0 (W0 = S1(W14) + W9 + S0(W1) + W0)
#define R1 (W1 = S1(W15) + W10 + S0(W2) + W1)
#define R2 (W2 = S1(W0) + W11 + S0(W3) + W2)
#define R3 (W3 = S1(W1) + W12 + S0(W4) + W3)
#define R4 (W4 = S1(W2) + W13 + S0(W5) + W4)
#define R5 (W5 = S1(W3) + W14 + S0(W6) + W5)
#define R6 (W6 = S1(W4) + W15 + S0(W7) + W6)
#define R7 (W7 = S1(W5) + W0 + S0(W8) + W7)
#define R8 (W8 = S1(W6) + W1 + S0(W9) + W8)
#define R9 (W9 = S1(W7) + W2 + S0(W10) + W9)
#define R10 (W10 = S1(W8) + W3 + S0(W11) + W10)
#define R11 (W11 = S1(W9) + W4 + S0(W12) + W11)
#define R12 (W12 = S1(W10) + W5 + S0(W13) + W12)
#define R13 (W13 = S1(W11) + W6 + S0(W14) + W13)
#define R14 (W14 = S1(W12) + W7 + S0(W15) + W14)
#define R15 (W15 = S1(W13) + W8 + S0(W0) + W15)
#define RD14 (S1(W12) + W7 + S0(W15) + W14)
#define RD15 (S1(W13) + W8 + S0(W0) + W15)
__attribute__((reqd_work_group_size(WORKSIZE, 1, 1)))
__kernel void search(__global unsigned char* block, volatile __global uint* output, const ulong target)
{
uint gid = get_global_id(0);
union {
unsigned char h1[64];
uint h4[16];
ulong h8[8];
} hash;
#if !SPH_SMALL_FOOTPRINT_GROESTL
__local sph_u64 T0_C[256], T1_C[256], T2_C[256], T3_C[256];
__local sph_u64 T4_C[256], T5_C[256], T6_C[256], T7_C[256];
#else
__local sph_u64 T0_C[256], T4_C[256];
#endif
int init = get_local_id(0);
int step = get_local_size(0);
for (int i = init; i < 256; i += step)
{
T0_C[i] = T0[i];
T4_C[i] = T4[i];
#if !SPH_SMALL_FOOTPRINT_GROESTL
T1_C[i] = T1[i];
T2_C[i] = T2[i];
T3_C[i] = T3[i];
T5_C[i] = T5[i];
T6_C[i] = T6[i];
T7_C[i] = T7[i];
#endif
}
barrier(CLK_LOCAL_MEM_FENCE); // groestl
#define T0 T0_C
#define T1 T1_C
#define T2 T2_C
#define T3 T3_C
#define T4 T4_C
#define T5 T5_C
#define T6 T6_C
#define T7 T7_C
sph_u64 H[16];
//#pragma unroll 15
for (unsigned int u = 0; u < 15; u ++)
H[u] = 0;
#if USE_LE
H[15] = ((sph_u64)(512 & 0xFF) << 56) | ((sph_u64)(512 & 0xFF00) << 40);
#else
H[15] = (sph_u64)512;
#endif
sph_u64 g[16], m[16];
m[0] = DEC64E(block + 0 * 8);
m[1] = DEC64E(block + 1 * 8);
m[2] = DEC64E(block + 2 * 8);
m[3] = DEC64E(block + 3 * 8);
m[4] = DEC64E(block + 4 * 8);
m[5] = DEC64E(block + 5 * 8);
m[6] = DEC64E(block + 6 * 8);
m[7] = DEC64E(block + 7 * 8);
m[8] = DEC64E(block + 8 * 8);
m[9] = DEC64E(block + 9 * 8);
m[9] &= 0x00000000FFFFFFFF;
m[9] |= ((sph_u64) gid << 32);
m[10] = 0x80;
m[11] = 0;
m[12] = 0;
m[13] = 0;
m[14] = 0;
m[15] = 0x100000000000000;
//#pragma unroll 16
for (unsigned int u = 0; u < 16; u ++)
g[u] = m[u] ^ H[u];
PERM_BIG_P(g);
PERM_BIG_Q(m);
//#pragma unroll 16
for (unsigned int u = 0; u < 16; u ++)
H[u] ^= g[u] ^ m[u];
sph_u64 xH[16];
//#pragma unroll 16
for (unsigned int u = 0; u < 16; u ++)
xH[u] = H[u];
PERM_BIG_P(xH);
//#pragma unroll 16
for (unsigned int u = 0; u < 16; u ++)
H[u] ^= xH[u];
//#pragma unroll 8
for (unsigned int u = 0; u < 8; u ++)
hash.h8[u] = ENC64E(H[u + 8]);
barrier(CLK_GLOBAL_MEM_FENCE);
uint temp1;
uint W0 = SWAP32(hash.h4[0x0]);
uint W1 = SWAP32(hash.h4[0x1]);
uint W2 = SWAP32(hash.h4[0x2]);
uint W3 = SWAP32(hash.h4[0x3]);
uint W4 = SWAP32(hash.h4[0x4]);
uint W5 = SWAP32(hash.h4[0x5]);
uint W6 = SWAP32(hash.h4[0x6]);
uint W7 = SWAP32(hash.h4[0x7]);
uint W8 = SWAP32(hash.h4[0x8]);
uint W9 = SWAP32(hash.h4[0x9]);
uint W10 = SWAP32(hash.h4[0xA]);
uint W11 = SWAP32(hash.h4[0xB]);
uint W12 = SWAP32(hash.h4[0xC]);
uint W13 = SWAP32(hash.h4[0xD]);
uint W14 = SWAP32(hash.h4[0xE]);
uint W15 = SWAP32(hash.h4[0xF]);
uint v0 = 0x6A09E667;
uint v1 = 0xBB67AE85;
uint v2 = 0x3C6EF372;
uint v3 = 0xA54FF53A;
uint v4 = 0x510E527F;
uint v5 = 0x9B05688C;
uint v6 = 0x1F83D9AB;
uint v7 = 0x5BE0CD19;
P( v0, v1, v2, v3, v4, v5, v6, v7, W0, 0x428A2F98 );
P( v7, v0, v1, v2, v3, v4, v5, v6, W1, 0x71374491 );
P( v6, v7, v0, v1, v2, v3, v4, v5, W2, 0xB5C0FBCF );
P( v5, v6, v7, v0, v1, v2, v3, v4, W3, 0xE9B5DBA5 );
P( v4, v5, v6, v7, v0, v1, v2, v3, W4, 0x3956C25B );
P( v3, v4, v5, v6, v7, v0, v1, v2, W5, 0x59F111F1 );
P( v2, v3, v4, v5, v6, v7, v0, v1, W6, 0x923F82A4 );
P( v1, v2, v3, v4, v5, v6, v7, v0, W7, 0xAB1C5ED5 );
P( v0, v1, v2, v3, v4, v5, v6, v7, W8, 0xD807AA98 );
P( v7, v0, v1, v2, v3, v4, v5, v6, W9, 0x12835B01 );
P( v6, v7, v0, v1, v2, v3, v4, v5, W10, 0x243185BE );
P( v5, v6, v7, v0, v1, v2, v3, v4, W11, 0x550C7DC3 );
P( v4, v5, v6, v7, v0, v1, v2, v3, W12, 0x72BE5D74 );
P( v3, v4, v5, v6, v7, v0, v1, v2, W13, 0x80DEB1FE );
P( v2, v3, v4, v5, v6, v7, v0, v1, W14, 0x9BDC06A7 );
P( v1, v2, v3, v4, v5, v6, v7, v0, W15, 0xC19BF174 );
P( v0, v1, v2, v3, v4, v5, v6, v7, R0, 0xE49B69C1 );
P( v7, v0, v1, v2, v3, v4, v5, v6, R1, 0xEFBE4786 );
P( v6, v7, v0, v1, v2, v3, v4, v5, R2, 0x0FC19DC6 );
P( v5, v6, v7, v0, v1, v2, v3, v4, R3, 0x240CA1CC );
P( v4, v5, v6, v7, v0, v1, v2, v3, R4, 0x2DE92C6F );
P( v3, v4, v5, v6, v7, v0, v1, v2, R5, 0x4A7484AA );
P( v2, v3, v4, v5, v6, v7, v0, v1, R6, 0x5CB0A9DC );
P( v1, v2, v3, v4, v5, v6, v7, v0, R7, 0x76F988DA );
P( v0, v1, v2, v3, v4, v5, v6, v7, R8, 0x983E5152 );
P( v7, v0, v1, v2, v3, v4, v5, v6, R9, 0xA831C66D );
P( v6, v7, v0, v1, v2, v3, v4, v5, R10, 0xB00327C8 );
P( v5, v6, v7, v0, v1, v2, v3, v4, R11, 0xBF597FC7 );
P( v4, v5, v6, v7, v0, v1, v2, v3, R12, 0xC6E00BF3 );
P( v3, v4, v5, v6, v7, v0, v1, v2, R13, 0xD5A79147 );
P( v2, v3, v4, v5, v6, v7, v0, v1, R14, 0x06CA6351 );
P( v1, v2, v3, v4, v5, v6, v7, v0, R15, 0x14292967 );
P( v0, v1, v2, v3, v4, v5, v6, v7, R0, 0x27B70A85 );
P( v7, v0, v1, v2, v3, v4, v5, v6, R1, 0x2E1B2138 );
P( v6, v7, v0, v1, v2, v3, v4, v5, R2, 0x4D2C6DFC );
P( v5, v6, v7, v0, v1, v2, v3, v4, R3, 0x53380D13 );
P( v4, v5, v6, v7, v0, v1, v2, v3, R4, 0x650A7354 );
P( v3, v4, v5, v6, v7, v0, v1, v2, R5, 0x766A0ABB );
P( v2, v3, v4, v5, v6, v7, v0, v1, R6, 0x81C2C92E );
P( v1, v2, v3, v4, v5, v6, v7, v0, R7, 0x92722C85 );
P( v0, v1, v2, v3, v4, v5, v6, v7, R8, 0xA2BFE8A1 );
P( v7, v0, v1, v2, v3, v4, v5, v6, R9, 0xA81A664B );
P( v6, v7, v0, v1, v2, v3, v4, v5, R10, 0xC24B8B70 );
P( v5, v6, v7, v0, v1, v2, v3, v4, R11, 0xC76C51A3 );
P( v4, v5, v6, v7, v0, v1, v2, v3, R12, 0xD192E819 );
P( v3, v4, v5, v6, v7, v0, v1, v2, R13, 0xD6990624 );
P( v2, v3, v4, v5, v6, v7, v0, v1, R14, 0xF40E3585 );
P( v1, v2, v3, v4, v5, v6, v7, v0, R15, 0x106AA070 );
P( v0, v1, v2, v3, v4, v5, v6, v7, R0, 0x19A4C116 );
P( v7, v0, v1, v2, v3, v4, v5, v6, R1, 0x1E376C08 );
P( v6, v7, v0, v1, v2, v3, v4, v5, R2, 0x2748774C );
P( v5, v6, v7, v0, v1, v2, v3, v4, R3, 0x34B0BCB5 );
P( v4, v5, v6, v7, v0, v1, v2, v3, R4, 0x391C0CB3 );
P( v3, v4, v5, v6, v7, v0, v1, v2, R5, 0x4ED8AA4A );
P( v2, v3, v4, v5, v6, v7, v0, v1, R6, 0x5B9CCA4F );
P( v1, v2, v3, v4, v5, v6, v7, v0, R7, 0x682E6FF3 );
P( v0, v1, v2, v3, v4, v5, v6, v7, R8, 0x748F82EE );
P( v7, v0, v1, v2, v3, v4, v5, v6, R9, 0x78A5636F );
P( v6, v7, v0, v1, v2, v3, v4, v5, R10, 0x84C87814 );
P( v5, v6, v7, v0, v1, v2, v3, v4, R11, 0x8CC70208 );
P( v4, v5, v6, v7, v0, v1, v2, v3, R12, 0x90BEFFFA );
P( v3, v4, v5, v6, v7, v0, v1, v2, R13, 0xA4506CEB );
P( v2, v3, v4, v5, v6, v7, v0, v1, RD14, 0xBEF9A3F7 );
P( v1, v2, v3, v4, v5, v6, v7, v0, RD15, 0xC67178F2 );
v0 += 0x6A09E667;
uint s0 = v0;
v1 += 0xBB67AE85;
uint s1 = v1;
v2 += 0x3C6EF372;
uint s2 = v2;
v3 += 0xA54FF53A;
uint s3 = v3;
v4 += 0x510E527F;
uint s4 = v4;
v5 += 0x9B05688C;
uint s5 = v5;
v6 += 0x1F83D9AB;
uint s6 = v6;
v7 += 0x5BE0CD19;
uint s7 = v7;
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x80000000, 0x428A2F98 );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0, 0x71374491 );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0, 0xB5C0FBCF );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0, 0xE9B5DBA5 );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0, 0x3956C25B );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0, 0x59F111F1 );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0, 0x923F82A4 );
P( v1, v2, v3, v4, v5, v6, v7, v0, 0, 0xAB1C5ED5 );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0, 0xD807AA98 );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0, 0x12835B01 );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0, 0x243185BE );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0, 0x550C7DC3 );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0, 0x72BE5D74 );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0, 0x80DEB1FE );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0, 0x9BDC06A7 );
P( v1, v2, v3, v4, v5, v6, v7, v0, 512, 0xC19BF174 );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x80000000U, 0xE49B69C1U );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0x01400000U, 0xEFBE4786U );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0x00205000U, 0x0FC19DC6U );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0x00005088U, 0x240CA1CCU );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0x22000800U, 0x2DE92C6FU );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0x22550014U, 0x4A7484AAU );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0x05089742U, 0x5CB0A9DCU );
P( v1, v2, v3, v4, v5, v6, v7, v0, 0xa0000020U, 0x76F988DAU );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x5a880000U, 0x983E5152U );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0x005c9400U, 0xA831C66DU );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0x0016d49dU, 0xB00327C8U );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0xfa801f00U, 0xBF597FC7U );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0xd33225d0U, 0xC6E00BF3U );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0x11675959U, 0xD5A79147U );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0xf6e6bfdaU, 0x06CA6351U );
P( v1, v2, v3, v4, v5, v6, v7, v0, 0xb30c1549U, 0x14292967U );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x08b2b050U, 0x27B70A85U );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0x9d7c4c27U, 0x2E1B2138U );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0x0ce2a393U, 0x4D2C6DFCU );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0x88e6e1eaU, 0x53380D13U );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0xa52b4335U, 0x650A7354U );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0x67a16f49U, 0x766A0ABBU );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0xd732016fU, 0x81C2C92EU );
P( v1, v2, v3, v4, v5, v6, v7, v0, 0x4eeb2e91U, 0x92722C85U );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x5dbf55e5U, 0xA2BFE8A1U );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0x8eee2335U, 0xA81A664BU );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0xe2bc5ec2U, 0xC24B8B70U );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0xa83f4394U, 0xC76C51A3U );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0x45ad78f7U, 0xD192E819U );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0x36f3d0cdU, 0xD6990624U );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0xd99c05e8U, 0xF40E3585U );
P( v1, v2, v3, v4, v5, v6, v7, v0, 0xb0511dc7U, 0x106AA070U );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x69bc7ac4U, 0x19A4C116U );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0xbd11375bU, 0x1E376C08U );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0xe3ba71e5U, 0x2748774CU );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0x3b209ff2U, 0x34B0BCB5U );
P( v4, v5, v6, v7, v0, v1, v2, v3, 0x18feee17U, 0x391C0CB3U );
P( v3, v4, v5, v6, v7, v0, v1, v2, 0xe25ad9e7U, 0x4ED8AA4AU );
P( v2, v3, v4, v5, v6, v7, v0, v1, 0x13375046U, 0x5B9CCA4FU );
P( v1, v2, v3, v4, v5, v6, v7, v0, 0x0515089dU, 0x682E6FF3U );
P( v0, v1, v2, v3, v4, v5, v6, v7, 0x4f0d0f04U, 0x748F82EEU );
P( v7, v0, v1, v2, v3, v4, v5, v6, 0x2627484eU, 0x78A5636FU );
P( v6, v7, v0, v1, v2, v3, v4, v5, 0x310128d2U, 0x84C87814U );
P( v5, v6, v7, v0, v1, v2, v3, v4, 0xc668b434U, 0x8CC70208U );
PLAST( v4, v5, v6, v7, v0, v1, v2, v3, 0x420841ccU, 0x90BEFFFAU );
hash.h4[0] = SWAP4(v0 + s0);
hash.h4[1] = SWAP4(v1 + s1);
hash.h4[2] = SWAP4(v2 + s2);
hash.h4[3] = SWAP4(v3 + s3);
hash.h4[4] = SWAP4(v4 + s4);
hash.h4[5] = SWAP4(v5 + s5);
hash.h4[6] = SWAP4(v6 + s6);
hash.h4[7] = SWAP4(v7 + s7);
bool result = (hash.h8[3] <= target);
if (result)
output[output[0xFF]++] = SWAP4(gid);
}
#endif // MYRIADCOIN_GROESTL_CL