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GOSTcoin support for ccminer CUDA miner project, compatible with most nvidia cards
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ccminer/x11/cuda_x11_cubehash512.cu

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#include "cuda_helper.h"
typedef unsigned char BitSequence;
#define CUBEHASH_ROUNDS 16 /* this is r for CubeHashr/b */
#define CUBEHASH_BLOCKBYTES 32 /* this is b for CubeHashr/b */
#if __CUDA_ARCH__ < 350
#define LROT(x,bits) ((x << bits) | (x >> (32 - bits)))
#else
#define LROT(x, bits) __funnelshift_l(x, x, bits)
#endif
#define ROTATEUPWARDS7(a) LROT(a,7)
#define ROTATEUPWARDS11(a) LROT(a,11)
#define SWAP(a,b) { uint32_t u = a; a = b; b = u; }
__device__ __constant__
static const uint32_t c_IV_512[32] = {
0x2AEA2A61, 0x50F494D4, 0x2D538B8B,
0x4167D83E, 0x3FEE2313, 0xC701CF8C,
0xCC39968E, 0x50AC5695, 0x4D42C787,
0xA647A8B3, 0x97CF0BEF, 0x825B4537,
0xEEF864D2, 0xF22090C4, 0xD0E5CD33,
0xA23911AE, 0xFCD398D9, 0x148FE485,
0x1B017BEF, 0xB6444532, 0x6A536159,
0x2FF5781C, 0x91FA7934, 0x0DBADEA9,
0xD65C8A2B, 0xA5A70E75, 0xB1C62456,
0xBC796576, 0x1921C8F7, 0xE7989AF1,
0x7795D246, 0xD43E3B44
};
__device__ __forceinline__
static void rrounds(uint32_t x[2][2][2][2][2])
{
int r;
int j;
int k;
int l;
int m;
//#pragma unroll 16
for (r = 0;r < CUBEHASH_ROUNDS;++r) {
/* "add x_0jklm into x_1jklmn modulo 2^32" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[1][j][k][l][m] += x[0][j][k][l][m];
/* "rotate x_0jklm upwards by 7 bits" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[0][j][k][l][m] = ROTATEUPWARDS7(x[0][j][k][l][m]);
/* "swap x_00klm with x_01klm" */
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
SWAP(x[0][0][k][l][m],x[0][1][k][l][m])
/* "xor x_1jklm into x_0jklm" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[0][j][k][l][m] ^= x[1][j][k][l][m];
/* "swap x_1jk0m with x_1jk1m" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (m = 0;m < 2;++m)
SWAP(x[1][j][k][0][m],x[1][j][k][1][m])
/* "add x_0jklm into x_1jklm modulo 2^32" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[1][j][k][l][m] += x[0][j][k][l][m];
/* "rotate x_0jklm upwards by 11 bits" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[0][j][k][l][m] = ROTATEUPWARDS11(x[0][j][k][l][m]);
/* "swap x_0j0lm with x_0j1lm" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
SWAP(x[0][j][0][l][m],x[0][j][1][l][m])
/* "xor x_1jklm into x_0jklm" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[0][j][k][l][m] ^= x[1][j][k][l][m];
/* "swap x_1jkl0 with x_1jkl1" */
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
SWAP(x[1][j][k][l][0],x[1][j][k][l][1])
}
}
__device__ __forceinline__
static void block_tox(uint32_t block[16], uint32_t x[2][2][2][2][2])
{
int k;
int l;
int m;
uint32_t *in = block;
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[0][0][k][l][m] ^= *in++;
}
__device__ __forceinline__
static void hash_fromx(uint32_t hash[16], uint32_t x[2][2][2][2][2])
{
int j;
int k;
int l;
int m;
uint32_t *out = hash;
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
*out++ = x[0][j][k][l][m];
}
__device__
void Init(uint32_t x[2][2][2][2][2])
{
int i,j,k,l,m;
#if 0
/* "the first three state words x_00000, x_00001, x_00010" */
/* "are set to the integers h/8, b, r respectively." */
/* "the remaining state words are set to 0." */
#pragma unroll 2
for (i = 0;i < 2;++i)
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[i][j][k][l][m] = 0;
x[0][0][0][0][0] = 512/8;
x[0][0][0][0][1] = CUBEHASH_BLOCKBYTES;
x[0][0][0][1][0] = CUBEHASH_ROUNDS;
/* "the state is then transformed invertibly through 10r identical rounds */
for (i = 0;i < 10;++i) rrounds(x);
#else
const uint32_t *iv = c_IV_512;
#pragma unroll 2
for (i = 0;i < 2;++i)
#pragma unroll 2
for (j = 0;j < 2;++j)
#pragma unroll 2
for (k = 0;k < 2;++k)
#pragma unroll 2
for (l = 0;l < 2;++l)
#pragma unroll 2
for (m = 0;m < 2;++m)
x[i][j][k][l][m] = *iv++;
#endif
}
__device__ __forceinline__
static void Update32(uint32_t x[2][2][2][2][2], const BitSequence *data)
{
/* "xor the block into the first b bytes of the state" */
/* "and then transform the state invertibly through r identical rounds" */
block_tox((uint32_t*)data, x);
rrounds(x);
}
__device__ __forceinline__
static void Final(uint32_t x[2][2][2][2][2], BitSequence *hashval)
{
int i;
/* "the integer 1 is xored into the last state word x_11111" */
x[1][1][1][1][1] ^= 1;
/* "the state is then transformed invertibly through 10r identical rounds" */
#pragma unroll 10
for (i = 0;i < 10;++i) rrounds(x);
/* "output the first h/8 bytes of the state" */
hash_fromx((uint32_t*)hashval, x);
}
/***************************************************/
// GPU Hash Function
__global__
void x11_cubehash512_gpu_hash_64(int threads, uint32_t startNounce, uint64_t *g_hash, uint32_t *g_nonceVector)
{
int thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
uint32_t nounce = (g_nonceVector != NULL) ? g_nonceVector[thread] : (startNounce + thread);
int hashPosition = nounce - startNounce;
uint32_t *Hash = (uint32_t*)&g_hash[8 * hashPosition];
uint32_t x[2][2][2][2][2];
Init(x);
// erste Hälfte des Hashes (32 bytes)
Update32(x, (const BitSequence*)Hash);
// zweite Hälfte des Hashes (32 bytes)
Update32(x, (const BitSequence*)(Hash+8));
// Padding Block
uint32_t last[8];
last[0] = 0x80;
#pragma unroll 7
for (int i=1; i < 8; i++) last[i] = 0;
Update32(x, (const BitSequence*)last);
Final(x, (BitSequence*)Hash);
}
}
// Setup-Funktionen
__host__
void x11_cubehash512_cpu_init(int thr_id, int threads)
{
}
__host__
void x11_cubehash512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order)
{
const int threadsperblock = 256;
// berechne wie viele Thread Blocks wir brauchen
dim3 grid((threads + threadsperblock-1)/threadsperblock);
dim3 block(threadsperblock);
// Größe des dynamischen Shared Memory Bereichs
size_t shared_size = 0;
x11_cubehash512_gpu_hash_64<<<grid, block, shared_size>>>(threads, startNounce, (uint64_t*)d_hash, d_nonceVector);
MyStreamSynchronize(NULL, order, thr_id);
}