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GOSTcoin support for ccminer CUDA miner project, compatible with most nvidia cards
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ccminer/neoscrypt/cuda_neoscrypt.cu

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#include <stdio.h>
#include <memory.h>
#include "cuda_helper.h"
#include "cuda_vectors.h" /* NOT COMPATIBLE WITH SM 3.0 !!! */
static uint32_t *d_buffer[MAX_GPUS];
static uint32_t *d_NNonce[MAX_GPUS];
__constant__ uint4* W;
__constant__ uint32_t pTarget[8];
__constant__ uint32_t key_init[16];
__constant__ uint32_t input_init[16];
__constant__ uint32_t c_data[80];
/// constants ///
static const __constant__ uint8 BLAKE2S_IV_Vec = {
0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A,
0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19
};
static const uint8 BLAKE2S_IV_Vechost = {
0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A,
0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19
};
static const uint32_t BLAKE2S_SIGMA_host[10][16] = {
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
{ 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 },
{ 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 },
{ 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 },
{ 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 },
{ 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 },
{ 12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11 },
{ 13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10 },
{ 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5 },
{ 10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0 },
};
static __constant__ uint32_t BLAKE2S_SIGMA[10][16];
#define FASTKDF_BUFFER_SIZE 256U
// Blake2S
#define BLAKE2S_BLOCK_SIZE 64U
#define BLAKE2S_OUT_SIZE 32U
#define BLAKE2S_KEY_SIZE 32U
#if __CUDA_ARCH__ >= 500
#define BLAKE_G(idx0, idx1, a, b, c, d, key) { \
idx = BLAKE2S_SIGMA[idx0][idx1]; a += key[idx]; \
a += b; d = __byte_perm(d^a, 0, 0x1032); \
c += d; b = rotateR(b^c, 12); \
idx = BLAKE2S_SIGMA[idx0][idx1+1]; a += key[idx]; \
a += b; d = __byte_perm(d^a, 0, 0x0321); \
c += d; b = rotateR(b^c, 7); \
}
#else
#define BLAKE_G(idx0, idx1, a, b, c, d, key) { \
idx = BLAKE2S_SIGMA[idx0][idx1]; a += key[idx]; \
a += b; d = rotateL(d^a, 16); \
c += d; b = rotateR(b^c, 12); \
idx = BLAKE2S_SIGMA[idx0][idx1+1]; a += key[idx]; \
a += b; d = rotateR(d^a, 8); \
c += d; b = rotateR(b^c, 7); \
}
#endif
#if __CUDA_ARCH__ >= 500
#define BLAKE_G_PRE(idx0, idx1, a, b, c, d, key) { \
a += key[idx0]; \
a += b; d = __byte_perm(d^a, 0, 0x1032); \
c += d; b = rotateR(b^c, 12); \
a += key[idx1]; \
a += b; d = __byte_perm(d^a, 0, 0x0321); \
c += d; b = rotateR(b^c, 7); \
}
#else
#define BLAKE_G_PRE(idx0, idx1, a, b, c, d, key) { \
a += key[idx0]; \
a += b; d = rotateL(d^a, 16); \
c += d; b = rotateR(b^c, 12); \
a += key[idx1]; \
a += b; d = rotateR(d^a, 8); \
c += d; b = rotateR(b^c, 7); \
}
#endif
#define BLAKE_Ghost(idx0, idx1, a, b, c, d, key) { \
idx = BLAKE2S_SIGMA_host[idx0][idx1]; a += key[idx]; \
a += b; d = ROTR32(d^a,16); \
c += d; b = ROTR32(b^c, 12); \
idx = BLAKE2S_SIGMA_host[idx0][idx1+1]; a += key[idx]; \
a += b; d = ROTR32(d^a,8); \
c += d; b = ROTR32(b^c, 7); \
}
static __forceinline__ __device__
void Blake2S(uint32_t * inout, const uint32_t * TheKey)
{
uint16 V;
uint32_t idx;
uint8 tmpblock;
V.hi = BLAKE2S_IV_Vec;
V.lo = BLAKE2S_IV_Vec;
V.lo.s0 ^= 0x01012020;
// Copy input block for later
tmpblock = V.lo;
V.hi.s4 ^= BLAKE2S_BLOCK_SIZE;
#if 0
for (int x = 0; x < 10; ++x)
{
BLAKE_G(x, 0x0, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G(x, 0x2, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G(x, 0x4, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G(x, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G(x, 0x8, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G(x, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G(x, 0xC, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G(x, 0xE, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
}
#else
// { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
BLAKE_G_PRE(0x0, 0x1, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x2, 0x3, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0x4, 0x5, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0x6, 0x7, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0x8, 0x9, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0xA, 0xB, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0xC, 0xD, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0xE, 0xF, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 },
BLAKE_G_PRE(0xE, 0xA, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x4, 0x8, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0x9, 0xF, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0xD, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0x1, 0xC, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0x0, 0x2, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0xB, 0x7, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0x5, 0x3, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 },
BLAKE_G_PRE(0xB, 0x8, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0xC, 0x0, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0x5, 0x2, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0xF, 0xD, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0xA, 0xE, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0x3, 0x6, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x7, 0x1, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0x9, 0x4, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 },
BLAKE_G_PRE(0x7, 0x9, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x3, 0x1, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0xD, 0xC, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0xB, 0xE, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0x2, 0x6, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0x5, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x4, 0x0, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0xF, 0x8, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 },
BLAKE_G_PRE(0x9, 0x0, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x5, 0x7, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0x2, 0x4, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0xA, 0xF, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0xE, 0x1, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0xB, 0xC, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x6, 0x8, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0x3, 0xD, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 },
BLAKE_G_PRE(0x2, 0xC, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x6, 0xA, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0x0, 0xB, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0x8, 0x3, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0x4, 0xD, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0x7, 0x5, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0xF, 0xE, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0x1, 0x9, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11 },
BLAKE_G_PRE(0xC, 0x5, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x1, 0xF, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0xE, 0xD, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0x4, 0xA, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0x0, 0x7, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0x6, 0x3, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x9, 0x2, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0x8, 0xB, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10 },
BLAKE_G_PRE(0xD, 0xB, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x7, 0xE, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0xC, 0x1, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0x3, 0x9, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0x5, 0x0, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0xF, 0x4, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x8, 0x6, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0x2, 0xA, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5 },
BLAKE_G_PRE(0x6, 0xF, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0xE, 0x9, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0xB, 0x3, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0x0, 0x8, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0xC, 0x2, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0xD, 0x7, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x1, 0x4, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0xA, 0x5, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
// { 10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0 },
BLAKE_G_PRE(0xA, 0x2, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, TheKey);
BLAKE_G_PRE(0x8, 0x4, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, TheKey);
BLAKE_G_PRE(0x7, 0x6, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, TheKey);
BLAKE_G_PRE(0x1, 0x5, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, TheKey);
BLAKE_G_PRE(0xF, 0xB, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, TheKey);
BLAKE_G_PRE(0x9, 0xE, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, TheKey);
BLAKE_G_PRE(0x3, 0xC, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, TheKey);
BLAKE_G_PRE(0xD, 0x0, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, TheKey);
#endif
V.lo ^= V.hi;
V.lo ^= tmpblock;
V.hi = BLAKE2S_IV_Vec;
tmpblock = V.lo;
V.hi.s4 ^= 128;
V.hi.s6 = ~V.hi.s6;
#if 0
for (int x = 0; x < 10; ++x)
{
BLAKE_G(x, 0x0, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_G(x, 0x2, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_G(x, 0x4, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_G(x, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_G(x, 0x8, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_G(x, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_G(x, 0xC, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_G(x, 0xE, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
}
#else
// { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
BLAKE_G_PRE(0x0, 0x1, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_G_PRE(0x2, 0x3, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_G_PRE(0x4, 0x5, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_G_PRE(0x6, 0x7, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_G_PRE(0x8, 0x9, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_G_PRE(0xA, 0xB, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_G_PRE(0xC, 0xD, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_G_PRE(0xE, 0xF, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
// { 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 },
BLAKE_G_PRE(0xE, 0xA, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_G_PRE(0x4, 0x8, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_G_PRE(0x9, 0xF, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_G_PRE(0xD, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_G_PRE(0x1, 0xC, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_G_PRE(0x0, 0x2, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_G_PRE(0xB, 0x7, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_G_PRE(0x5, 0x3, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
// { 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 },
BLAKE_G_PRE(0xB, 0x8, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_G_PRE(0xC, 0x0, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_G_PRE(0x5, 0x2, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_G_PRE(0xF, 0xD, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_G_PRE(0xA, 0xE, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_G_PRE(0x3, 0x6, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_G_PRE(0x7, 0x1, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_G_PRE(0x9, 0x4, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
// { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 },
BLAKE_G_PRE(0x7, 0x9, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_G_PRE(0x3, 0x1, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_G_PRE(0xD, 0xC, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_G_PRE(0xB, 0xE, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_G_PRE(0x2, 0x6, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_G_PRE(0x5, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_G_PRE(0x4, 0x0, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_G_PRE(0xF, 0x8, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
for (int x = 4; x < 10; ++x)
{
BLAKE_G(x, 0x0, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_G(x, 0x2, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_G(x, 0x4, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_G(x, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_G(x, 0x8, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_G(x, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_G(x, 0xC, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_G(x, 0xE, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
}
#endif
V.lo ^= V.hi ^ tmpblock;
((uint8*)inout)[0]=V.lo;
}
static __forceinline__ __host__
void Blake2Shost(uint32_t * inout, const uint32_t * inkey)
{
uint16 V;
uint32_t idx;
uint8 tmpblock;
V.hi = BLAKE2S_IV_Vechost;
V.lo = BLAKE2S_IV_Vechost;
V.lo.s0 ^= 0x01012020;
// Copy input block for later
tmpblock = V.lo;
V.hi.s4 ^= BLAKE2S_BLOCK_SIZE;
for (int x = 0; x < 10; ++x)
{
BLAKE_Ghost(x, 0x0, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inkey);
BLAKE_Ghost(x, 0x2, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inkey);
BLAKE_Ghost(x, 0x4, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inkey);
BLAKE_Ghost(x, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inkey);
BLAKE_Ghost(x, 0x8, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inkey);
BLAKE_Ghost(x, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inkey);
BLAKE_Ghost(x, 0xC, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inkey);
BLAKE_Ghost(x, 0xE, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inkey);
}
V.lo ^= V.hi;
V.lo ^= tmpblock;
V.hi = BLAKE2S_IV_Vechost;
tmpblock = V.lo;
V.hi.s4 ^= 128;
V.hi.s6 = ~V.hi.s6;
for (int x = 0; x < 10; ++x)
{
BLAKE_Ghost(x, 0x0, V.lo.s0, V.lo.s4, V.hi.s0, V.hi.s4, inout);
BLAKE_Ghost(x, 0x2, V.lo.s1, V.lo.s5, V.hi.s1, V.hi.s5, inout);
BLAKE_Ghost(x, 0x4, V.lo.s2, V.lo.s6, V.hi.s2, V.hi.s6, inout);
BLAKE_Ghost(x, 0x6, V.lo.s3, V.lo.s7, V.hi.s3, V.hi.s7, inout);
BLAKE_Ghost(x, 0x8, V.lo.s0, V.lo.s5, V.hi.s2, V.hi.s7, inout);
BLAKE_Ghost(x, 0xA, V.lo.s1, V.lo.s6, V.hi.s3, V.hi.s4, inout);
BLAKE_Ghost(x, 0xC, V.lo.s2, V.lo.s7, V.hi.s0, V.hi.s5, inout);
BLAKE_Ghost(x, 0xE, V.lo.s3, V.lo.s4, V.hi.s1, V.hi.s6, inout);
}
V.lo ^= V.hi ^ tmpblock;
((uint8*)inout)[0] = V.lo;
}
static __forceinline__ __device__
void fastkdf256(const uint32_t* password, uint8_t* output)
{
uint8_t bufidx = 0;
uchar4 bufhelper;
uint8_t A[320],B[288];
((uintx64*)A)[0] = ((uintx64*)password)[0];
((uint816 *)A)[4] = ((uint816 *)password)[0];
((uintx64*)B)[0] = ((uintx64*)password)[0];
((uint48 *)B)[8] = ((uint48 *)password)[0];
uint32_t input[BLAKE2S_BLOCK_SIZE/4]; uint32_t key[BLAKE2S_BLOCK_SIZE / 4] = { 0 };
((uint816*)input)[0] = ((uint816*)input_init)[0];
((uint48*)key)[0] = ((uint48*)key_init)[0];
for (int i = 0; i < 32; ++i)
{
bufhelper = ((uchar4*)input)[0];
for (int x = 1; x < BLAKE2S_OUT_SIZE / 4; ++x)
bufhelper += ((uchar4*)input)[x];
bufidx = bufhelper.x + bufhelper.y + bufhelper.z + bufhelper.w;
int qbuf = bufidx/4;
int rbuf = bufidx&3;
int bitbuf = rbuf << 3;
uint32_t shifted[9];
shift256R(shifted, ((uint8*)input)[0], bitbuf);
for (int k = 0; k < 9; ++k) {
((uint32_t *)B)[k + qbuf] ^= ((uint32_t *)shifted)[k];
}
if (bufidx < BLAKE2S_KEY_SIZE) {((uint8*)B)[8] = ((uint8*)B)[0];}
else if (bufidx > FASTKDF_BUFFER_SIZE-BLAKE2S_OUT_SIZE) {((uint8*)B)[0] = ((uint8*)B)[8];}
if (i<31) {
for (int k = 0; k <BLAKE2S_BLOCK_SIZE / 4; k++) {
((uchar4*)(input))[k] = make_uchar4(
(A + bufidx)[4 * k], (A + bufidx)[4 * k + 1],
(A + bufidx)[4 * k + 2], (A + bufidx)[4 * k + 3]
);
}
for (int k = 0; k <BLAKE2S_KEY_SIZE / 4; k++) {
((uchar4*)(key))[k] = make_uchar4(
(B + bufidx)[4 * k], (B + bufidx)[4 * k + 1],
(B + bufidx)[4 * k + 2], (B + bufidx)[4 * k + 3]
);
}
Blake2S((uint32_t*)input, key);
}
}
int left = FASTKDF_BUFFER_SIZE - bufidx;
int qleft =left/4;
int rleft =left&3;
for (int k = 0; k < qleft; ++k) {
((uchar4*)output)[k] = make_uchar4(
(B + bufidx)[4 * k], (B + bufidx)[4 * k + 1],
(B + bufidx)[4 * k + 2], (B + bufidx)[4 * k + 3]
) ^ ((uchar4*)A)[k];
}
for (int i = 4*qleft; i < 4*qleft+rleft; ++i) {
output[i] = (B + bufidx)[i] ^ A[i];
}
for (int i = qleft*4+rleft; i < (qleft+1)*4; ++i) {
((uint8_t *)output)[i] = ((uint8_t *)B)[i - left] ^ ((uint8_t *)A)[i];
}
for (int i = qleft+1; i < FASTKDF_BUFFER_SIZE/4; ++i) {
((uchar4 *)output)[i] = make_uchar4(B[4*i - left],B[4*i+1-left],
B[4*i+2-left],B[4*i+3-left]) ^ ((uchar4 *)A)[i];
}
}
static __forceinline__ __device__
void fastkdf32(const uint32_t * password, const uint32_t * salt, uint32_t * output)
{
uint8_t bufidx = 0;
uchar4 bufhelper;
uint8_t A[320];
uint8_t B[288];
// Initialize the password buffer
((uintx64*)A)[0] = ((uintx64*)password)[0];
((uint816*)A)[4] = ((uint816*)password)[0];
((uintx64*)B)[0] = ((uintx64*)salt)[0];
((uintx64*)B)[1] = ((uintx64*)salt)[0];
uint32_t input[BLAKE2S_BLOCK_SIZE/4];
uint32_t key[BLAKE2S_BLOCK_SIZE/4] = { 0 };
((uint816*)input)[0] = ((uint816*)password)[0];
((uint48*)key)[0] = ((uint48*)salt)[0];
for (int i = 0; i < 32; ++i)
{
Blake2S((uint32_t*)input, key);
bufidx = 0;
bufhelper = ((uchar4*)input)[0];
for (int x = 1; x < BLAKE2S_OUT_SIZE / 4; ++x)
bufhelper += ((uchar4*)input)[x];
bufidx = bufhelper.x + bufhelper.y + bufhelper.z + bufhelper.w;
int qbuf = bufidx / 4;
int rbuf = bufidx & 3;
int bitbuf = rbuf << 3;
uint32_t shifted[9];
shift256R(shifted, ((uint8*)input)[0], bitbuf);
for (int k = 0; k < 9; ++k) {
((uint32_t *)B)[k + qbuf] ^= ((uint32_t *)shifted)[k];
}
if (i<31) {
if (bufidx < BLAKE2S_KEY_SIZE) {((uint8*)B)[8] = ((uint8*)B)[0];}
else if (bufidx > FASTKDF_BUFFER_SIZE - BLAKE2S_OUT_SIZE) {((uint8*)B)[0] = ((uint8*)B)[8];}
for (uint8_t k = 0; k < BLAKE2S_BLOCK_SIZE/4; k++) {
((uchar4*)(input))[k] = make_uchar4(
(A + bufidx)[4 * k], (A + bufidx)[4 * k + 1],
(A + bufidx)[4 * k + 2], (A + bufidx)[4 * k + 3]
);
}
for (uint8_t k = 0; k < BLAKE2S_KEY_SIZE / 4; k++) {
((uchar4*)(key))[k] = make_uchar4(
(B + bufidx)[4 * k], (B + bufidx)[4 * k + 1],
(B + bufidx)[4 * k + 2], (B + bufidx)[4 * k + 3]
);
}
}
}
uchar4 unfucked[1];
unfucked[0] = make_uchar4(B[28 + bufidx], B[29 + bufidx],B[30 + bufidx], B[31 + bufidx]);
((uint32_t*)output)[7] = ((uint32_t*)unfucked)[0] ^ ((uint32_t*)A)[7];
}
#define SALSA(a,b,c,d) { \
t =a+d; b^=rotateL(t, 7); \
t =b+a; c^=rotateL(t, 9); \
t =c+b; d^=rotateL(t, 13); \
t =d+c; a^=rotateL(t, 18); \
}
#define SALSA_CORE(state) { \
SALSA(state.s0,state.s4,state.s8,state.sc); \
SALSA(state.s5,state.s9,state.sd,state.s1); \
SALSA(state.sa,state.se,state.s2,state.s6); \
SALSA(state.sf,state.s3,state.s7,state.sb); \
SALSA(state.s0,state.s1,state.s2,state.s3); \
SALSA(state.s5,state.s6,state.s7,state.s4); \
SALSA(state.sa,state.sb,state.s8,state.s9); \
SALSA(state.sf,state.sc,state.sd,state.se); \
}
#if __CUDA_ARCH__ >=500
#define CHACHA_STEP(a,b,c,d) { \
a += b; d = __byte_perm(d^a,0,0x1032); \
c += d; b = rotateL(b^c, 12); \
a += b; d = __byte_perm(d^a,0,0x2103); \
c += d; b = rotateL(b^c, 7); \
}
#else
#define CHACHA_STEP(a,b,c,d) { \
a += b; d = rotateL(d^a,16); \
c += d; b = rotateL(b^c, 12); \
a += b; d = rotateL(d^a,8); \
c += d; b = rotateL(b^c, 7); \
}
#endif
#define CHACHA_CORE_PARALLEL(state) { \
CHACHA_STEP(state.lo.s0, state.lo.s4, state.hi.s0, state.hi.s4); \
CHACHA_STEP(state.lo.s1, state.lo.s5, state.hi.s1, state.hi.s5); \
CHACHA_STEP(state.lo.s2, state.lo.s6, state.hi.s2, state.hi.s6); \
CHACHA_STEP(state.lo.s3, state.lo.s7, state.hi.s3, state.hi.s7); \
CHACHA_STEP(state.lo.s0, state.lo.s5, state.hi.s2, state.hi.s7); \
CHACHA_STEP(state.lo.s1, state.lo.s6, state.hi.s3, state.hi.s4); \
CHACHA_STEP(state.lo.s2, state.lo.s7, state.hi.s0, state.hi.s5); \
CHACHA_STEP(state.lo.s3, state.lo.s4, state.hi.s1, state.hi.s6); \
}
static __forceinline__ __device__ uint16 salsa_small_scalar_rnd(const uint16 &X)
{
uint16 state = X;
uint32_t t;
for (int i = 0; i < 10; ++i) { SALSA_CORE(state);}
return(X + state);
}
static __device__ __forceinline__ uint16 chacha_small_parallel_rnd(const uint16 &X)
{
uint16 st = X;
for (int i = 0; i < 10; ++i) {CHACHA_CORE_PARALLEL(st);}
return(X + st);
}
static __device__ __forceinline__ void neoscrypt_chacha(uint16 *XV)
{
XV[0] ^= XV[3];
uint16 temp;
XV[0] = chacha_small_parallel_rnd(XV[0]); XV[1] ^= XV[0];
temp = chacha_small_parallel_rnd(XV[1]); XV[2] ^= temp;
XV[1] = chacha_small_parallel_rnd(XV[2]); XV[3] ^= XV[1];
XV[3] = chacha_small_parallel_rnd(XV[3]);
XV[2] = temp;
}
static __device__ __forceinline__ void neoscrypt_salsa(uint16 *XV)
{
XV[0] ^= XV[3];
uint16 temp;
XV[0] = salsa_small_scalar_rnd(XV[0]); XV[1] ^= XV[0];
temp = salsa_small_scalar_rnd(XV[1]); XV[2] ^= temp;
XV[1] = salsa_small_scalar_rnd(XV[2]); XV[3] ^= XV[1];
XV[3] = salsa_small_scalar_rnd(XV[3]);
XV[2] = temp;
}
#define SHIFT 130
__global__ __launch_bounds__(128, 1)
void neoscrypt_gpu_hash_k0(uint32_t threads, uint32_t startNonce, int stratum)
{
uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
// if (thread < threads)
{
uint32_t data[80];
uint16 X[4];
uint32_t shift = thread * SHIFT * 16;
const uint32_t nonce = startNonce + thread;
for (int i = 0; i<20; i++) {
((uint4*)data)[i] = ((uint4 *)c_data)[i];
} //ld.local.v4
data[19] = (stratum) ? cuda_swab32(nonce) : nonce; //freaking morons !!!
data[39] = data[19];
data[59] = data[19];
fastkdf256(data, (uint8_t*)X);
((uintx64 *)(W + shift))[0] = ((uintx64 *)X)[0];
// ((ulonglong16 *)(W + shift))[0] = ((ulonglong16 *)X)[0];
}
}
__global__ __launch_bounds__(128, 1)
void neoscrypt_gpu_hash_k01(uint32_t threads, uint32_t startNonce)
{
uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
// if (thread < threads)
{
uint16 X[4];
uint32_t shift = thread * SHIFT * 16;
((uintx64 *)X)[0]= ldg256(&(W + shift)[0]);
//#pragma unroll
for (int i = 0; i < 128; ++i)
{
neoscrypt_chacha(X);
((ulonglong16 *)(W + shift))[i+1] = ((ulonglong16 *)X)[0];
// ((uintx64 *)(W + shift))[i + 1] = ((uintx64 *)X)[0];
}
}
}
__global__ __launch_bounds__(128, 1)
void neoscrypt_gpu_hash_k2(uint32_t threads, uint32_t startNonce)
{
uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
// if (thread < threads)
{
uint16 X[4];
uint32_t shift = thread * SHIFT * 16;
((uintx64 *)X)[0] = ldg256(&(W + shift)[2048]);
for (int t = 0; t < 128; t++)
{
int idx = X[3].lo.s0 & 0x7F;
((uintx64 *)X)[0] ^= ldg256(&(W + shift)[idx << 4]);
neoscrypt_chacha(X);
}
((uintx64 *)(W + shift))[129] = ((uintx64*)X)[0]; // best checked
}
}
__global__ __launch_bounds__(128, 1)
void neoscrypt_gpu_hash_k3(uint32_t threads, uint32_t startNonce)
{
uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
// if (thread < threads)
{
uint32_t shift = thread * SHIFT * 16;
uint16 Z[4];
((uintx64*)Z)[0] = ldg256(&(W + shift)[0]);
//#pragma unroll
for (int i = 0; i < 128; ++i) {
neoscrypt_salsa(Z);
((ulonglong16 *)(W + shift))[i+1] = ((ulonglong16 *)Z)[0];
// ((uintx64 *)(W + shift))[i + 1] = ((uintx64 *)Z)[0];
}
}
}
__global__ __launch_bounds__(128, 1)
void neoscrypt_gpu_hash_k4(uint32_t threads, uint32_t startNonce, uint32_t *nonceRes, int stratum)
{
uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
const uint32_t nonce = startNonce + thread;
uint32_t shift = thread * SHIFT * 16;
uint16 Z[4];
uint32_t outbuf[8];
uint32_t data[80];
for (int i=0; i<20; i++) {
((uint4*)data)[i] = ((uint4 *)c_data)[i];
}
data[19] = (stratum) ? cuda_swab32(nonce) : nonce;
data[39] = data[19];
data[59] = data[19];
((uintx64 *)Z)[0] = ldg256(&(W + shift)[2048]);
for (int t = 0; t < 128; t++)
{
int idx = Z[3].lo.s0 & 0x7F;
((uintx64 *)Z)[0] ^= ldg256(&(W + shift)[idx << 4]);
neoscrypt_salsa(Z);
}
((uintx64 *)Z)[0] ^= ldg256(&(W + shift)[2064]);
fastkdf32(data, (uint32_t*)Z, outbuf);
#if __CUDA_ARCH__ < 320
// workaround required when using SM 3.0 shift256R() func (tested on SM 5.0)
if (thread == 0)
printf("", outbuf[7]);
#endif
if (outbuf[7] <= pTarget[7]) {
atomicMin(nonceRes, nonce); // init val is UINT32_MAX
}
}
}
__host__
void neoscrypt_cpu_init(int thr_id, uint32_t threads)
{
cuda_get_arch(thr_id);
cudaMalloc(&d_NNonce[thr_id], sizeof(uint32_t));
CUDA_SAFE_CALL(cudaMalloc(&d_buffer[thr_id], threads * 256 * SHIFT));
cudaMemcpyToSymbol(W, &d_buffer[thr_id], sizeof(uint4*), 0, cudaMemcpyHostToDevice);
cudaMemcpyToSymbol(BLAKE2S_SIGMA, BLAKE2S_SIGMA_host, sizeof(BLAKE2S_SIGMA_host), 0, cudaMemcpyHostToDevice);
}
__host__
void neoscrypt_cpu_free(int thr_id)
{
cudaFree(d_NNonce[thr_id]);
cudaFree(d_buffer[thr_id]);
}
__host__
uint32_t neoscrypt_cpu_hash_k4(int thr_id, uint32_t threads, uint32_t startNounce, int have_stratum, int order)
{
uint32_t result[MAX_GPUS];
memset(result, 0xff, sizeof(result));
cudaMemset(d_NNonce[thr_id], 0xff, sizeof(uint32_t));
const uint32_t threadsperblock = 128;
dim3 grid((threads + threadsperblock - 1) / threadsperblock);
dim3 block(threadsperblock);
neoscrypt_gpu_hash_k0 <<< grid, block >>>(threads, startNounce, have_stratum);
neoscrypt_gpu_hash_k01 <<< grid, block >>>(threads, startNounce);
neoscrypt_gpu_hash_k2 <<< grid, block >>>(threads, startNounce);
neoscrypt_gpu_hash_k3 <<< grid, block >>>(threads, startNounce);
neoscrypt_gpu_hash_k4 <<< grid, block >>>(threads, startNounce, d_NNonce[thr_id], have_stratum);
MyStreamSynchronize(NULL, order, thr_id);
cudaMemcpy(&result[thr_id], d_NNonce[thr_id], sizeof(uint32_t), cudaMemcpyDeviceToHost);
return result[thr_id];
}
__host__
void neoscrypt_setBlockTarget(uint32_t* pdata, const void *target)
{
unsigned char PaddedMessage[80*4]; //bring balance to the force
uint32_t input[16], key[16] = { 0 };
memcpy(PaddedMessage, pdata, 80);
memcpy(PaddedMessage + 80, pdata, 80);
memcpy(PaddedMessage + 160, pdata, 80);
memcpy(PaddedMessage + 240, pdata, 80);
((uint16*)input)[0] = ((uint16*)pdata)[0];
((uint8*)key)[0] = ((uint8*)pdata)[0];
Blake2Shost(input,key);
cudaMemcpyToSymbol(pTarget, target, 32, 0, cudaMemcpyHostToDevice);
cudaMemcpyToSymbol(input_init, input, sizeof(input), 0, cudaMemcpyHostToDevice);
cudaMemcpyToSymbol(key_init, key, sizeof(key), 0, cudaMemcpyHostToDevice);
cudaMemcpyToSymbol(c_data, PaddedMessage, 80*4, 0, cudaMemcpyHostToDevice);
}