GOSTSec
/
ccminer-gostd-lite
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
GOSTCoin CUDA miner project, compatible with most nvidia cards, containing only gostd algo
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
766 Commits
1 Branch
55 Tags
65 MiB
Tree: 35bfe8d191
Branches Tags
${ item.name }
Create tag ${ searchTerm }
Create branch ${ searchTerm }
from '35bfe8d191'
${ noResults }
ccminer-gostd-lite/cuda_skeincoin.cu

748 lines
20 KiB
Raw Normal View History Unescape

Merged skeincoin algo for SM5+ devices Should give same or better than SP and klaus versions Keep old code for older devices and skein2 compat Linux perf: 750Ti 78MH/s and GTX 970 260MH/s Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
10 years ago
/* Merged skein512 80 + sha256 64 (in a single kernel) for SM 5+
* based on sp and klaus work, adapted by tpruvot to keep skein2 compat
*/
#include <stdint.h>
#include <stdio.h>
#include <memory.h>
#include "cuda_helper.h"
/* try 1024 for 970+ */
#define TPB 512
static __constant__ uint64_t c_message16[2];
static __constant__ uint2 precalcvalues[9];
static uint32_t *d_found[MAX_GPUS];
static __device__ __forceinline__ uint2 vectorizelow(uint32_t v) {
uint2 result;
result.x = v;
result.y = 0;
return result;
}
static __device__ __forceinline__ uint2 vectorizehigh(uint32_t v) {
uint2 result;
result.x = 0;
result.y = v;
return result;
}
/*
* M9_ ## s ## _ ## i evaluates to s+i mod 9 (0 <= s <= 18, 0 <= i <= 7).
*/
#define M9_0_0 0
#define M9_0_1 1
#define M9_0_2 2
#define M9_0_3 3
#define M9_0_4 4
#define M9_0_5 5
#define M9_0_6 6
#define M9_0_7 7
#define M9_1_0 1
#define M9_1_1 2
#define M9_1_2 3
#define M9_1_3 4
#define M9_1_4 5
#define M9_1_5 6
#define M9_1_6 7
#define M9_1_7 8
#define M9_2_0 2
#define M9_2_1 3
#define M9_2_2 4
#define M9_2_3 5
#define M9_2_4 6
#define M9_2_5 7
#define M9_2_6 8
#define M9_2_7 0
#define M9_3_0 3
#define M9_3_1 4
#define M9_3_2 5
#define M9_3_3 6
#define M9_3_4 7
#define M9_3_5 8
#define M9_3_6 0
#define M9_3_7 1
#define M9_4_0 4
#define M9_4_1 5
#define M9_4_2 6
#define M9_4_3 7
#define M9_4_4 8
#define M9_4_5 0
#define M9_4_6 1
#define M9_4_7 2
#define M9_5_0 5
#define M9_5_1 6
#define M9_5_2 7
#define M9_5_3 8
#define M9_5_4 0
#define M9_5_5 1
#define M9_5_6 2
#define M9_5_7 3
#define M9_6_0 6
#define M9_6_1 7
#define M9_6_2 8
#define M9_6_3 0
#define M9_6_4 1
#define M9_6_5 2
#define M9_6_6 3
#define M9_6_7 4
#define M9_7_0 7
#define M9_7_1 8
#define M9_7_2 0
#define M9_7_3 1
#define M9_7_4 2
#define M9_7_5 3
#define M9_7_6 4
#define M9_7_7 5
#define M9_8_0 8
#define M9_8_1 0
#define M9_8_2 1
#define M9_8_3 2
#define M9_8_4 3
#define M9_8_5 4
#define M9_8_6 5
#define M9_8_7 6
#define M9_9_0 0
#define M9_9_1 1
#define M9_9_2 2
#define M9_9_3 3
#define M9_9_4 4
#define M9_9_5 5
#define M9_9_6 6
#define M9_9_7 7
#define M9_10_0 1
#define M9_10_1 2
#define M9_10_2 3
#define M9_10_3 4
#define M9_10_4 5
#define M9_10_5 6
#define M9_10_6 7
#define M9_10_7 8
#define M9_11_0 2
#define M9_11_1 3
#define M9_11_2 4
#define M9_11_3 5
#define M9_11_4 6
#define M9_11_5 7
#define M9_11_6 8
#define M9_11_7 0
#define M9_12_0 3
#define M9_12_1 4
#define M9_12_2 5
#define M9_12_3 6
#define M9_12_4 7
#define M9_12_5 8
#define M9_12_6 0
#define M9_12_7 1
#define M9_13_0 4
#define M9_13_1 5
#define M9_13_2 6
#define M9_13_3 7
#define M9_13_4 8
#define M9_13_5 0
#define M9_13_6 1
#define M9_13_7 2
#define M9_14_0 5
#define M9_14_1 6
#define M9_14_2 7
#define M9_14_3 8
#define M9_14_4 0
#define M9_14_5 1
#define M9_14_6 2
#define M9_14_7 3
#define M9_15_0 6
#define M9_15_1 7
#define M9_15_2 8
#define M9_15_3 0
#define M9_15_4 1
#define M9_15_5 2
#define M9_15_6 3
#define M9_15_7 4
#define M9_16_0 7
#define M9_16_1 8
#define M9_16_2 0
#define M9_16_3 1
#define M9_16_4 2
#define M9_16_5 3
#define M9_16_6 4
#define M9_16_7 5
#define M9_17_0 8
#define M9_17_1 0
#define M9_17_2 1
#define M9_17_3 2
#define M9_17_4 3
#define M9_17_5 4
#define M9_17_6 5
#define M9_17_7 6
#define M9_18_0 0
#define M9_18_1 1
#define M9_18_2 2
#define M9_18_3 3
#define M9_18_4 4
#define M9_18_5 5
#define M9_18_6 6
#define M9_18_7 7
/*
* M3_ ## s ## _ ## i evaluates to s+i mod 3 (0 <= s <= 18, 0 <= i <= 1).
*/
#define M3_0_0 0
#define M3_0_1 1
#define M3_1_0 1
#define M3_1_1 2
#define M3_2_0 2
#define M3_2_1 0
#define M3_3_0 0
#define M3_3_1 1
#define M3_4_0 1
#define M3_4_1 2
#define M3_5_0 2
#define M3_5_1 0
#define M3_6_0 0
#define M3_6_1 1
#define M3_7_0 1
#define M3_7_1 2
#define M3_8_0 2
#define M3_8_1 0
#define M3_9_0 0
#define M3_9_1 1
#define M3_10_0 1
#define M3_10_1 2
#define M3_11_0 2
#define M3_11_1 0
#define M3_12_0 0
#define M3_12_1 1
#define M3_13_0 1
#define M3_13_1 2
#define M3_14_0 2
#define M3_14_1 0
#define M3_15_0 0
#define M3_15_1 1
#define M3_16_0 1
#define M3_16_1 2
#define M3_17_0 2
#define M3_17_1 0
#define M3_18_0 0
#define M3_18_1 1
#define XCAT(x, y) XCAT_(x, y)
#define XCAT_(x, y) x ## y
#define SKBI(k, s, i) XCAT(k, XCAT(XCAT(XCAT(M9_, s), _), i))
#define SKBT(t, s, v) XCAT(t, XCAT(XCAT(XCAT(M3_, s), _), v))
#define TFBIG_KINIT_UI2(k0, k1, k2, k3, k4, k5, k6, k7, k8, t0, t1, t2) { \
k8 = ((k0 ^ k1) ^ (k2 ^ k3)) ^ ((k4 ^ k5) ^ (k6 ^ k7)) \
^ vectorize(SPH_C64(0x1BD11BDAA9FC1A22)); \
t2 = t0 ^ t1; \
}
#define TFBIG_ADDKEY_UI2(w0, w1, w2, w3, w4, w5, w6, w7, k, t, s) { \
w0 = (w0 + SKBI(k, s, 0)); \
w1 = (w1 + SKBI(k, s, 1)); \
w2 = (w2 + SKBI(k, s, 2)); \
w3 = (w3 + SKBI(k, s, 3)); \
w4 = (w4 + SKBI(k, s, 4)); \
w5 = (w5 + SKBI(k, s, 5) + SKBT(t, s, 0)); \
w6 = (w6 + SKBI(k, s, 6) + SKBT(t, s, 1)); \
w7 = (w7 + SKBI(k, s, 7) + vectorize(s)); \
}
#define TFBIG_MIX_UI2(x0, x1, rc) { \
x0 = x0 + x1; \
x1 = ROL2(x1, rc) ^ x0; \
}
#define TFBIG_MIX8_UI2(w0, w1, w2, w3, w4, w5, w6, w7, rc0, rc1, rc2, rc3) { \
TFBIG_MIX_UI2(w0, w1, rc0); \
TFBIG_MIX_UI2(w2, w3, rc1); \
TFBIG_MIX_UI2(w4, w5, rc2); \
TFBIG_MIX_UI2(w6, w7, rc3); \
}
#define TFBIG_4e_UI2(s) { \
TFBIG_ADDKEY_UI2(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, s); \
TFBIG_MIX8_UI2(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], 46, 36, 19, 37); \
TFBIG_MIX8_UI2(p[2], p[1], p[4], p[7], p[6], p[5], p[0], p[3], 33, 27, 14, 42); \
TFBIG_MIX8_UI2(p[4], p[1], p[6], p[3], p[0], p[5], p[2], p[7], 17, 49, 36, 39); \
TFBIG_MIX8_UI2(p[6], p[1], p[0], p[7], p[2], p[5], p[4], p[3], 44, 9, 54, 56); \
}
#define TFBIG_4o_UI2(s) { \
TFBIG_ADDKEY_UI2(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, s); \
TFBIG_MIX8_UI2(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], 39, 30, 34, 24); \
TFBIG_MIX8_UI2(p[2], p[1], p[4], p[7], p[6], p[5], p[0], p[3], 13, 50, 10, 17); \
TFBIG_MIX8_UI2(p[4], p[1], p[6], p[3], p[0], p[5], p[2], p[7], 25, 29, 39, 43); \
TFBIG_MIX8_UI2(p[6], p[1], p[0], p[7], p[2], p[5], p[4], p[3], 8, 35, 56, 22); \
}
/* precalc */
#define TFBIG_ADDKEY_PRE(w0, w1, w2, w3, w4, w5, w6, w7, k, t, s) { \
w0 = (w0 + SKBI(k, s, 0)); \
w1 = (w1 + SKBI(k, s, 1)); \
w2 = (w2 + SKBI(k, s, 2)); \
w3 = (w3 + SKBI(k, s, 3)); \
w4 = (w4 + SKBI(k, s, 4)); \
w5 = (w5 + SKBI(k, s, 5) + SKBT(t, s, 0)); \
w6 = (w6 + SKBI(k, s, 6) + SKBT(t, s, 1)); \
w7 = (w7 + SKBI(k, s, 7) + (s)); \
}
#define TFBIG_MIX_PRE(x0, x1, rc) { \
x0 = x0 + x1; \
x1 = ROTL64(x1, rc) ^ x0; \
}
#define TFBIG_MIX8_PRE(w0, w1, w2, w3, w4, w5, w6, w7, rc0, rc1, rc2, rc3) { \
TFBIG_MIX_PRE(w0, w1, rc0); \
TFBIG_MIX_PRE(w2, w3, rc1); \
TFBIG_MIX_PRE(w4, w5, rc2); \
TFBIG_MIX_PRE(w6, w7, rc3); \
}
#define TFBIG_4e_PRE(s) { \
TFBIG_ADDKEY_PRE(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, s); \
TFBIG_MIX8_PRE(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], 46, 36, 19, 37); \
TFBIG_MIX8_PRE(p[2], p[1], p[4], p[7], p[6], p[5], p[0], p[3], 33, 27, 14, 42); \
TFBIG_MIX8_PRE(p[4], p[1], p[6], p[3], p[0], p[5], p[2], p[7], 17, 49, 36, 39); \
TFBIG_MIX8_PRE(p[6], p[1], p[0], p[7], p[2], p[5], p[4], p[3], 44, 9, 54, 56); \
}
#define TFBIG_4o_PRE(s) { \
TFBIG_ADDKEY_PRE(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, s); \
TFBIG_MIX8_PRE(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], 39, 30, 34, 24); \
TFBIG_MIX8_PRE(p[2], p[1], p[4], p[7], p[6], p[5], p[0], p[3], 13, 50, 10, 17); \
TFBIG_MIX8_PRE(p[4], p[1], p[6], p[3], p[0], p[5], p[2], p[7], 25, 29, 39, 43); \
TFBIG_MIX8_PRE(p[6], p[1], p[0], p[7], p[2], p[5], p[4], p[3], 8, 35, 56, 22); \
}
/* Elementary defines for SHA256 */
#define SWAB32(x) cuda_swab32(x)
#define R(x, n) ((x) >> (n))
#define Ch(x, y, z) ((x & (y ^ z)) ^ z)
#define Maj(x, y, z) ((x & (y | z)) | (y & z))
#define S0(x) (ROTR32(x, 2) ^ ROTR32(x, 13) ^ ROTR32(x, 22))
#define S1(x) (ROTR32(x, 6) ^ ROTR32(x, 11) ^ ROTR32(x, 25))
#define s0(x) (ROTR32(x, 7) ^ ROTR32(x, 18) ^ R(x, 3))
#define s1(x) (ROTR32(x,17) ^ ROTR32(x, 19) ^ R(x, 10))
static __device__ __constant__ uint32_t sha256_hashTable[] = {
0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19
};
// precomputed table
static __constant__ uint32_t sha256_endingTable[64] = {
0xc28a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf374,
0x649b69c1, 0xf0fe4786, 0x0fe1edc6, 0x240cf254, 0x4fe9346f, 0x6cc984be, 0x61b9411e, 0x16f988fa,
0xf2c65152, 0xa88e5a6d, 0xb019fc65, 0xb9d99ec7, 0x9a1231c3, 0xe70eeaa0, 0xfdb1232b, 0xc7353eb0,
0x3069bad5, 0xcb976d5f, 0x5a0f118f, 0xdc1eeefd, 0x0a35b689, 0xde0b7a04, 0x58f4ca9d, 0xe15d5b16,
0x007f3e86, 0x37088980, 0xa507ea32, 0x6fab9537, 0x17406110, 0x0d8cd6f1, 0xcdaa3b6d, 0xc0bbbe37,
0x83613bda, 0xdb48a363, 0x0b02e931, 0x6fd15ca7, 0x521afaca, 0x31338431, 0x6ed41a95, 0x6d437890,
0xc39c91f2, 0x9eccabbd, 0xb5c9a0e6, 0x532fb63c, 0xd2c741c6, 0x07237ea3, 0xa4954b68, 0x4c191d76
};
static __constant__ uint32_t sha256_constantTable[64] = {
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
};
__global__ __launch_bounds__(TPB)
void skeincoin_gpu_hash_50(uint32_t threads, uint32_t startNounce, uint32_t* d_found, uint64_t target64, int swap)
{
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
uint2 h0, h1, h2, h3, h4, h5, h6, h7, h8;
uint2 t0, t1, t2;
uint2 p[8];
h0 = precalcvalues[0];
h1 = precalcvalues[1];
h2 = precalcvalues[2];
h3 = precalcvalues[3];
h4 = precalcvalues[4];
h5 = precalcvalues[5];
h6 = precalcvalues[6];
h7 = precalcvalues[7];
t2 = precalcvalues[8];
const uint32_t nonce = startNounce + thread;
const uint2 nonce2 = make_uint2(_LODWORD(c_message16[1]), swap ? cuda_swab32(nonce) : nonce);
// skein_big_close -> etype = 0x160, ptr = 16, bcount = 1, extra = 16
p[0] = vectorize(c_message16[0]);
p[1] = nonce2;
#pragma unroll
for (int i = 2; i < 8; i++)
p[i] = make_uint2(0, 0);
t0 = vectorizelow(0x50ull); // SPH_T64(bcount << 6) + (sph_u64)(extra);
t1 = vectorizehigh(0xB0000000ul); // (bcount >> 58) + ((sph_u64)(etype) << 55);
TFBIG_KINIT_UI2(h0, h1, h2, h3, h4, h5, h6, h7, h8, t0, t1, t2);
TFBIG_4e_UI2(0);
TFBIG_4o_UI2(1);
TFBIG_4e_UI2(2);
TFBIG_4o_UI2(3);
TFBIG_4e_UI2(4);
TFBIG_4o_UI2(5);
TFBIG_4e_UI2(6);
TFBIG_4o_UI2(7);
TFBIG_4e_UI2(8);
TFBIG_4o_UI2(9);
TFBIG_4e_UI2(10);
TFBIG_4o_UI2(11);
TFBIG_4e_UI2(12);
TFBIG_4o_UI2(13);
TFBIG_4e_UI2(14);
TFBIG_4o_UI2(15);
TFBIG_4e_UI2(16);
TFBIG_4o_UI2(17);
TFBIG_ADDKEY_UI2(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, 18);
t0 = vectorizelow(8); // extra
t1 = vectorizehigh(0xFF000000ul); // etype
h0 = vectorize(c_message16[0]) ^ p[0];
h1 = nonce2 ^ p[1];
h2 = p[2];
h3 = p[3];
h4 = p[4];
h5 = p[5];
h6 = p[6];
h7 = p[7];
h8 = h0 ^ h1 ^ p[2] ^ p[3] ^ p[4] ^ p[5] ^ p[6] ^ p[7] ^ vectorize(0x1BD11BDAA9FC1A22);
t2 = vectorize(0xFF00000000000008ull);
// p[8] = { 0 };
#pragma unroll 8
for (int i = 0; i<8; i++)
p[i] = make_uint2(0, 0);
TFBIG_4e_UI2(0);
TFBIG_4o_UI2(1);
TFBIG_4e_UI2(2);
TFBIG_4o_UI2(3);
TFBIG_4e_UI2(4);
TFBIG_4o_UI2(5);
TFBIG_4e_UI2(6);
TFBIG_4o_UI2(7);
TFBIG_4e_UI2(8);
TFBIG_4o_UI2(9);
TFBIG_4e_UI2(10);
TFBIG_4o_UI2(11);
TFBIG_4e_UI2(12);
TFBIG_4o_UI2(13);
TFBIG_4e_UI2(14);
TFBIG_4o_UI2(15);
TFBIG_4e_UI2(16);
TFBIG_4o_UI2(17);
TFBIG_ADDKEY_UI2(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, 18);
uint32_t *message = (uint32_t *)p;
uint32_t regs[8];
uint32_t hash[8];
// Init with Hash-Table
#pragma unroll 8
for (int k = 0; k < 8; k++) {
hash[k] = regs[k] = sha256_hashTable[k];
}
uint32_t W1[16];
uint32_t W2[16];
#pragma unroll 16
for (int k = 0; k<16; k++)
W1[k] = SWAB32(message[k]);
// Progress W1
#pragma unroll 16
for (int j = 0; j<16; j++)
{
uint32_t T1, T2;
T1 = regs[7] + S1(regs[4]) + Ch(regs[4], regs[5], regs[6]) + sha256_constantTable[j] + W1[j];
T2 = S0(regs[0]) + Maj(regs[0], regs[1], regs[2]);
#pragma unroll 7
for (int k = 6; k >= 0; k--) regs[k + 1] = regs[k];
regs[0] = T1 + T2;
regs[4] += T1;
}
// Progress W2...W3
////// PART 1
#pragma unroll 2
for (int j = 0; j<2; j++)
W2[j] = s1(W1[14 + j]) + W1[9 + j] + s0(W1[1 + j]) + W1[j];
#pragma unroll 5
for (int j = 2; j<7; j++)
W2[j] = s1(W2[j - 2]) + W1[9 + j] + s0(W1[1 + j]) + W1[j];
#pragma unroll 8
for (int j = 7; j<15; j++)
W2[j] = s1(W2[j - 2]) + W2[j - 7] + s0(W1[1 + j]) + W1[j];
W2[15] = s1(W2[13]) + W2[8] + s0(W2[0]) + W1[15];
// Round function
#pragma unroll 16
for (int j = 0; j<16; j++)
{
uint32_t T1, T2;
T1 = regs[7] + S1(regs[4]) + Ch(regs[4], regs[5], regs[6]) + sha256_constantTable[j + 16] + W2[j];
T2 = S0(regs[0]) + Maj(regs[0], regs[1], regs[2]);
#pragma unroll 7
for (int l = 6; l >= 0; l--) regs[l + 1] = regs[l];
regs[0] = T1 + T2;
regs[4] += T1;
}
////// PART 2
#pragma unroll 2
for (int j = 0; j<2; j++)
W1[j] = s1(W2[14 + j]) + W2[9 + j] + s0(W2[1 + j]) + W2[j];
#pragma unroll 5
for (int j = 2; j<7; j++)
W1[j] = s1(W1[j - 2]) + W2[9 + j] + s0(W2[1 + j]) + W2[j];
#pragma unroll 8
for (int j = 7; j<15; j++)
W1[j] = s1(W1[j - 2]) + W1[j - 7] + s0(W2[1 + j]) + W2[j];
W1[15] = s1(W1[13]) + W1[8] + s0(W1[0]) + W2[15];
// Round function
#pragma unroll 16
for (int j = 0; j<16; j++)
{
uint32_t T1, T2;
T1 = regs[7] + S1(regs[4]) + Ch(regs[4], regs[5], regs[6]) + sha256_constantTable[j + 32] + W1[j];
T2 = S0(regs[0]) + Maj(regs[0], regs[1], regs[2]);
#pragma unroll 7
for (int l = 6; l >= 0; l--) regs[l + 1] = regs[l];
regs[0] = T1 + T2;
regs[4] += T1;
}
////// PART 3
#pragma unroll 2
for (int j = 0; j<2; j++)
W2[j] = s1(W1[14 + j]) + W1[9 + j] + s0(W1[1 + j]) + W1[j];
#pragma unroll 5
for (int j = 2; j<7; j++)
W2[j] = s1(W2[j - 2]) + W1[9 + j] + s0(W1[1 + j]) + W1[j];
#pragma unroll 8
for (int j = 7; j<15; j++)
W2[j] = s1(W2[j - 2]) + W2[j - 7] + s0(W1[1 + j]) + W1[j];
W2[15] = s1(W2[13]) + W2[8] + s0(W2[0]) + W1[15];
// Round function
#pragma unroll 16
for (int j = 0; j<16; j++)
{
uint32_t T1, T2;
T1 = regs[7] + S1(regs[4]) + Ch(regs[4], regs[5], regs[6]) + sha256_constantTable[j + 48] + W2[j];
T2 = S0(regs[0]) + Maj(regs[0], regs[1], regs[2]);
#pragma unroll 7
for (int l = 6; l >= 0; l--) regs[l + 1] = regs[l];
regs[0] = T1 + T2;
regs[4] += T1;
}
#pragma unroll 8
for (int k = 0; k<8; k++)
hash[k] += regs[k];
/////
///// Second Pass (ending)
/////
#pragma unroll 8
for (int k = 0; k<8; k++)
regs[k] = hash[k];
// Progress W1
uint32_t T1, T2;
#pragma unroll 1
for (int j = 0; j<56; j++)//62
{
T1 = regs[7] + S1(regs[4]) + Ch(regs[4], regs[5], regs[6]) + sha256_endingTable[j];
T2 = S0(regs[0]) + Maj(regs[0], regs[1], regs[2]);
#pragma unroll 7
for (int k = 6; k >= 0; k--)
regs[k + 1] = regs[k];
regs[0] = T1 + T2;
regs[4] += T1;
}
T1 = regs[7] + S1(regs[4]) + Ch(regs[4], regs[5], regs[6])+sha256_endingTable[56];
T2 = S0(regs[0]) + Maj(regs[0], regs[1], regs[2]);
regs[7] = T1 + T2;
regs[3] += T1;
T1 = regs[6] + S1(regs[3]) + Ch(regs[3], regs[4], regs[5]) + sha256_endingTable[57];
T2 = S0(regs[7]) + Maj(regs[7], regs[0], regs[1]);
regs[6] = T1 + T2;
regs[2] += T1;
//************
regs[1] += regs[5] + S1(regs[2]) + Ch(regs[2], regs[3], regs[4]) + sha256_endingTable[58];
regs[0] += regs[4] + S1(regs[1]) + Ch(regs[1], regs[2], regs[3]) + sha256_endingTable[59];
regs[7] += regs[3] + S1(regs[0]) + Ch(regs[0], regs[1], regs[2]) + sha256_endingTable[60];
regs[6] += regs[2] + S1(regs[7]) + Ch(regs[7], regs[0], regs[1]) + sha256_endingTable[61];
uint64_t test = SWAB32(hash[7] + regs[7]);
test <<= 32;
test|= SWAB32(hash[6] + regs[6]);
if (test <= target64)
{
uint32_t tmp = atomicExch(&(d_found[0]), startNounce + thread);
if (tmp != UINT32_MAX)
d_found[1] = tmp;
}
}
}
__host__
static void precalc(uint64_t* message)
{
uint64_t h0, h1, h2, h3, h4, h5, h6, h7, h8;
uint64_t t0, t1, t2;
h0 = 0x4903ADFF749C51CEull;
h1 = 0x0D95DE399746DF03ull;
h2 = 0x8FD1934127C79BCEull;
h3 = 0x9A255629FF352CB1ull;
h4 = 0x5DB62599DF6CA7B0ull;
h5 = 0xEABE394CA9D5C3F4ull;
h6 = 0x991112C71A75B523ull;
h7 = 0xAE18A40B660FCC33ull;
//h8 = h0 ^ h1 ^ h2 ^ h3 ^ h4 ^ h5 ^ h6 ^ h7 ^ SPH_C64(0x1BD11BDAA9FC1A22);
h8 = 0xcab2076d98173ec4ULL;
t0 = 64; // ptr
t1 = 0x7000000000000000ull;
t2 = 0x7000000000000040ull;
uint64_t p[8];
for (int i = 0; i<8; i++)
p[i] = message[i];
TFBIG_4e_PRE(0);
TFBIG_4o_PRE(1);
TFBIG_4e_PRE(2);
TFBIG_4o_PRE(3);
TFBIG_4e_PRE(4);
TFBIG_4o_PRE(5);
TFBIG_4e_PRE(6);
TFBIG_4o_PRE(7);
TFBIG_4e_PRE(8);
TFBIG_4o_PRE(9);
TFBIG_4e_PRE(10);
TFBIG_4o_PRE(11);
TFBIG_4e_PRE(12);
TFBIG_4o_PRE(13);
TFBIG_4e_PRE(14);
TFBIG_4o_PRE(15);
TFBIG_4e_PRE(16);
TFBIG_4o_PRE(17);
TFBIG_ADDKEY_PRE(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], h, t, 18);
uint64_t buffer[9];
buffer[0] = message[0] ^ p[0];
buffer[1] = message[1] ^ p[1];
buffer[2] = message[2] ^ p[2];
buffer[3] = message[3] ^ p[3];
buffer[4] = message[4] ^ p[4];
buffer[5] = message[5] ^ p[5];
buffer[6] = message[6] ^ p[6];
buffer[7] = message[7] ^ p[7];
buffer[8] = t2;
CUDA_SAFE_CALL(cudaMemcpyToSymbol(precalcvalues, buffer, sizeof(buffer), 0, cudaMemcpyHostToDevice));
}
__host__
void skeincoin_init(int thr_id)
{
cuda_get_arch(thr_id);
algos: free allocated mem for algo switch All can be freed propertly now, except script (reset) and lyra2 (leak)
9 years ago
CUDA_SAFE_CALL(cudaMalloc(&d_found[thr_id], 2 * sizeof(uint32_t)));
}
__host__
void skeincoin_free(int thr_id) {
cudaFree(d_found[thr_id]);
Merged skeincoin algo for SM5+ devices Should give same or better than SP and klaus versions Keep old code for older devices and skein2 compat Linux perf: 750Ti 78MH/s and GTX 970 260MH/s Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
10 years ago
}
__host__
void skeincoin_setBlock_80(int thr_id, void *pdata)
{
uint64_t message[16];
memcpy(&message[0], pdata, 80);
cudaMemcpyToSymbol(c_message16, &message[8], 16, 0, cudaMemcpyHostToDevice);
precalc(message);
}
__host__
uint32_t skeincoin_hash_sm5(int thr_id, uint32_t threads, uint32_t startNounce, int swap, uint64_t target64, uint32_t *secNonce)
{
uint32_t h_found[2];
uint32_t threadsperblock = TPB;
dim3 block(threadsperblock);
dim3 grid((threads + threadsperblock - 1) / threadsperblock);
memset(h_found, 0xff, sizeof(h_found));
cudaMemset(d_found[thr_id], 0xff, 2 * sizeof(uint32_t));
skeincoin_gpu_hash_50 <<< grid, block >>> (threads, startNounce, d_found[thr_id], target64, swap);
cudaMemcpy(h_found, d_found[thr_id], 2 * sizeof(uint32_t), cudaMemcpyDeviceToHost);
if (h_found[1] && h_found[1] != UINT32_MAX && h_found[1] != h_found[0])
*secNonce = h_found[1];
return h_found[0];
}