mirror of https://github.com/GOSTSec/ccminer
pyritepirate
5 years ago
committed by
Tanguy Pruvot
11 changed files with 668 additions and 1 deletions
@ -0,0 +1,507 @@
@@ -0,0 +1,507 @@
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/* |
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* sha256(-q) CUDA implementation. |
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* pyritepirate 2018 |
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* tpruvot 2017 |
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*/ |
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#include <stdio.h> |
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#include <stdint.h> |
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#include <memory.h> |
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#include <cuda_helper.h> |
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#include <miner.h> |
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__constant__ static uint32_t __align__(8) c_midstate76[8]; |
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__constant__ static uint32_t __align__(8) c_dataEnd80[4]; |
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const __constant__ uint32_t __align__(8) c_H256[8] = { |
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0x6A09E667U, 0xBB67AE85U, 0x3C6EF372U, 0xA54FF53AU, |
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0x510E527FU, 0x9B05688CU, 0x1F83D9ABU, 0x5BE0CD19U |
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}; |
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__constant__ static uint32_t __align__(8) c_K[64]; |
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__constant__ static uint32_t __align__(8) c_target[2]; |
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__device__ uint64_t d_target[1]; |
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static uint32_t* d_resNonces[MAX_GPUS] = { 0 }; |
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// ------------------------------------------------------------------------------------------------ |
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static const uint32_t cpu_H256[8] = { |
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0x6A09E667U, 0xBB67AE85U, 0x3C6EF372U, 0xA54FF53AU, |
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0x510E527FU, 0x9B05688CU, 0x1F83D9ABU, 0x5BE0CD19U |
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}; |
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static const uint32_t cpu_K[64] = { |
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0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5, 0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5, |
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0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3, 0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174, |
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0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC, 0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA, |
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0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7, 0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967, |
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0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13, 0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85, |
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0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3, 0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070, |
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0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5, 0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3, |
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0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208, 0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2 |
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}; |
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#define ROTR ROTR32 |
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__host__ |
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static void sha256_step1_host(uint32_t a, uint32_t b, uint32_t c, uint32_t &d, |
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uint32_t e, uint32_t f, uint32_t g, uint32_t &h, |
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uint32_t in, const uint32_t Kshared) |
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{ |
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uint32_t t1,t2; |
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uint32_t vxandx = (((f) ^ (g)) & (e)) ^ (g); // xandx(e, f, g); |
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uint32_t bsg21 = ROTR(e, 6) ^ ROTR(e, 11) ^ ROTR(e, 25); // bsg2_1(e); |
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uint32_t bsg20 = ROTR(a, 2) ^ ROTR(a, 13) ^ ROTR(a, 22); //bsg2_0(a); |
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uint32_t andorv = ((b) & (c)) | (((b) | (c)) & (a)); //andor32(a,b,c); |
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t1 = h + bsg21 + vxandx + Kshared + in; |
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t2 = bsg20 + andorv; |
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d = d + t1; |
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h = t1 + t2; |
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} |
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__host__ |
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static void sha256_step2_host(uint32_t a, uint32_t b, uint32_t c, uint32_t &d, |
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uint32_t e, uint32_t f, uint32_t g, uint32_t &h, |
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uint32_t* in, uint32_t pc, const uint32_t Kshared) |
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{ |
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uint32_t t1,t2; |
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int pcidx1 = (pc-2) & 0xF; |
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int pcidx2 = (pc-7) & 0xF; |
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int pcidx3 = (pc-15) & 0xF; |
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uint32_t inx0 = in[pc]; |
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uint32_t inx1 = in[pcidx1]; |
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uint32_t inx2 = in[pcidx2]; |
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uint32_t inx3 = in[pcidx3]; |
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uint32_t ssg21 = ROTR(inx1, 17) ^ ROTR(inx1, 19) ^ SPH_T32((inx1) >> 10); //ssg2_1(inx1); |
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uint32_t ssg20 = ROTR(inx3, 7) ^ ROTR(inx3, 18) ^ SPH_T32((inx3) >> 3); //ssg2_0(inx3); |
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uint32_t vxandx = (((f) ^ (g)) & (e)) ^ (g); // xandx(e, f, g); |
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uint32_t bsg21 = ROTR(e, 6) ^ ROTR(e, 11) ^ ROTR(e, 25); // bsg2_1(e); |
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uint32_t bsg20 = ROTR(a, 2) ^ ROTR(a, 13) ^ ROTR(a, 22); //bsg2_0(a); |
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uint32_t andorv = ((b) & (c)) | (((b) | (c)) & (a)); //andor32(a,b,c); |
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in[pc] = ssg21 + inx2 + ssg20 + inx0; |
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t1 = h + bsg21 + vxandx + Kshared + in[pc]; |
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t2 = bsg20 + andorv; |
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d = d + t1; |
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h = t1 + t2; |
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} |
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__host__ |
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static void sha256_round_body_host(uint32_t* in, uint32_t* state, const uint32_t* Kshared) |
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{ |
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uint32_t a = state[0]; |
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uint32_t b = state[1]; |
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uint32_t c = state[2]; |
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uint32_t d = state[3]; |
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uint32_t e = state[4]; |
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uint32_t f = state[5]; |
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uint32_t g = state[6]; |
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uint32_t h = state[7]; |
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sha256_step1_host(a,b,c,d,e,f,g,h,in[ 0], Kshared[ 0]); |
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sha256_step1_host(h,a,b,c,d,e,f,g,in[ 1], Kshared[ 1]); |
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sha256_step1_host(g,h,a,b,c,d,e,f,in[ 2], Kshared[ 2]); |
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sha256_step1_host(f,g,h,a,b,c,d,e,in[ 3], Kshared[ 3]); |
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sha256_step1_host(e,f,g,h,a,b,c,d,in[ 4], Kshared[ 4]); |
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sha256_step1_host(d,e,f,g,h,a,b,c,in[ 5], Kshared[ 5]); |
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sha256_step1_host(c,d,e,f,g,h,a,b,in[ 6], Kshared[ 6]); |
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sha256_step1_host(b,c,d,e,f,g,h,a,in[ 7], Kshared[ 7]); |
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sha256_step1_host(a,b,c,d,e,f,g,h,in[ 8], Kshared[ 8]); |
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sha256_step1_host(h,a,b,c,d,e,f,g,in[ 9], Kshared[ 9]); |
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sha256_step1_host(g,h,a,b,c,d,e,f,in[10], Kshared[10]); |
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sha256_step1_host(f,g,h,a,b,c,d,e,in[11], Kshared[11]); |
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sha256_step1_host(e,f,g,h,a,b,c,d,in[12], Kshared[12]); |
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sha256_step1_host(d,e,f,g,h,a,b,c,in[13], Kshared[13]); |
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sha256_step1_host(c,d,e,f,g,h,a,b,in[14], Kshared[14]); |
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sha256_step1_host(b,c,d,e,f,g,h,a,in[15], Kshared[15]); |
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for (int i=0; i<3; i++) |
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{ |
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sha256_step2_host(a,b,c,d,e,f,g,h,in,0, Kshared[16+16*i]); |
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sha256_step2_host(h,a,b,c,d,e,f,g,in,1, Kshared[17+16*i]); |
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sha256_step2_host(g,h,a,b,c,d,e,f,in,2, Kshared[18+16*i]); |
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sha256_step2_host(f,g,h,a,b,c,d,e,in,3, Kshared[19+16*i]); |
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sha256_step2_host(e,f,g,h,a,b,c,d,in,4, Kshared[20+16*i]); |
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sha256_step2_host(d,e,f,g,h,a,b,c,in,5, Kshared[21+16*i]); |
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sha256_step2_host(c,d,e,f,g,h,a,b,in,6, Kshared[22+16*i]); |
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sha256_step2_host(b,c,d,e,f,g,h,a,in,7, Kshared[23+16*i]); |
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sha256_step2_host(a,b,c,d,e,f,g,h,in,8, Kshared[24+16*i]); |
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sha256_step2_host(h,a,b,c,d,e,f,g,in,9, Kshared[25+16*i]); |
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sha256_step2_host(g,h,a,b,c,d,e,f,in,10,Kshared[26+16*i]); |
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sha256_step2_host(f,g,h,a,b,c,d,e,in,11,Kshared[27+16*i]); |
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sha256_step2_host(e,f,g,h,a,b,c,d,in,12,Kshared[28+16*i]); |
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sha256_step2_host(d,e,f,g,h,a,b,c,in,13,Kshared[29+16*i]); |
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sha256_step2_host(c,d,e,f,g,h,a,b,in,14,Kshared[30+16*i]); |
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sha256_step2_host(b,c,d,e,f,g,h,a,in,15,Kshared[31+16*i]); |
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} |
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state[0] += a; |
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state[1] += b; |
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state[2] += c; |
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state[3] += d; |
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state[4] += e; |
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state[5] += f; |
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state[6] += g; |
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state[7] += h; |
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} |
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#define xor3b(a,b,c) (a ^ b ^ c) |
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__device__ __forceinline__ uint32_t bsg2_0(const uint32_t x) |
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{ |
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return xor3b(ROTR32(x,2),ROTR32(x,13),ROTR32(x,22)); |
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} |
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__device__ __forceinline__ uint32_t bsg2_1(const uint32_t x) |
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{ |
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return xor3b(ROTR32(x,6),ROTR32(x,11),ROTR32(x,25)); |
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} |
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__device__ __forceinline__ uint32_t ssg2_0(const uint32_t x) |
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{ |
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return xor3b(ROTR32(x,7),ROTR32(x,18),(x>>3)); |
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} |
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__device__ __forceinline__ uint32_t ssg2_1(const uint32_t x) |
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{ |
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return xor3b(ROTR32(x,17),ROTR32(x,19),(x>>10)); |
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} |
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__device__ __forceinline__ uint32_t andor32(const uint32_t a, const uint32_t b, const uint32_t c) |
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{ |
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uint32_t result; |
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asm("{\n\t" |
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".reg .u32 m,n,o;\n\t" |
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"and.b32 m, %1, %2;\n\t" |
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" or.b32 n, %1, %2;\n\t" |
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"and.b32 o, n, %3;\n\t" |
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" or.b32 %0, m, o ;\n\t" |
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"}\n\t" : "=r"(result) : "r"(a), "r"(b), "r"(c) |
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); |
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return result; |
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} |
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__device__ __forceinline__ uint2 vectorizeswap(uint64_t v) { |
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uint2 result; |
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asm("mov.b64 {%0,%1},%2; \n\t" |
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: "=r"(result.y), "=r"(result.x) : "l"(v)); |
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return result; |
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} |
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__device__ |
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static void sha2_step1(uint32_t a, uint32_t b, uint32_t c, uint32_t &d, uint32_t e, uint32_t f, uint32_t g, uint32_t &h, |
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uint32_t in, const uint32_t Kshared) |
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{ |
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uint32_t t1,t2; |
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uint32_t vxandx = xandx(e, f, g); |
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uint32_t bsg21 = bsg2_1(e); |
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uint32_t bsg20 = bsg2_0(a); |
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uint32_t andorv = andor32(a,b,c); |
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t1 = h + bsg21 + vxandx + Kshared + in; |
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t2 = bsg20 + andorv; |
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d = d + t1; |
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h = t1 + t2; |
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} |
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__device__ |
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static void sha2_step2(uint32_t a, uint32_t b, uint32_t c, uint32_t &d, uint32_t e, uint32_t f, uint32_t g, uint32_t &h, |
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uint32_t* in, uint32_t pc, const uint32_t Kshared) |
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{ |
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uint32_t t1,t2; |
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int pcidx1 = (pc-2) & 0xF; |
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int pcidx2 = (pc-7) & 0xF; |
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int pcidx3 = (pc-15) & 0xF; |
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uint32_t inx0 = in[pc]; |
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uint32_t inx1 = in[pcidx1]; |
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uint32_t inx2 = in[pcidx2]; |
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uint32_t inx3 = in[pcidx3]; |
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uint32_t ssg21 = ssg2_1(inx1); |
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uint32_t ssg20 = ssg2_0(inx3); |
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uint32_t vxandx = xandx(e, f, g); |
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uint32_t bsg21 = bsg2_1(e); |
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uint32_t bsg20 = bsg2_0(a); |
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uint32_t andorv = andor32(a,b,c); |
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in[pc] = ssg21 + inx2 + ssg20 + inx0; |
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t1 = h + bsg21 + vxandx + Kshared + in[pc]; |
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t2 = bsg20 + andorv; |
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d = d + t1; |
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h = t1 + t2; |
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} |
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__device__ |
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static void sha256_round_body(uint32_t* in, uint32_t* state, uint32_t* const Kshared) |
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{ |
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uint32_t a = state[0]; |
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uint32_t b = state[1]; |
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uint32_t c = state[2]; |
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uint32_t d = state[3]; |
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uint32_t e = state[4]; |
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uint32_t f = state[5]; |
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uint32_t g = state[6]; |
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uint32_t h = state[7]; |
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sha2_step1(a,b,c,d,e,f,g,h,in[ 0], Kshared[ 0]); |
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sha2_step1(h,a,b,c,d,e,f,g,in[ 1], Kshared[ 1]); |
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sha2_step1(g,h,a,b,c,d,e,f,in[ 2], Kshared[ 2]); |
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sha2_step1(f,g,h,a,b,c,d,e,in[ 3], Kshared[ 3]); |
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sha2_step1(e,f,g,h,a,b,c,d,in[ 4], Kshared[ 4]); |
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sha2_step1(d,e,f,g,h,a,b,c,in[ 5], Kshared[ 5]); |
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sha2_step1(c,d,e,f,g,h,a,b,in[ 6], Kshared[ 6]); |
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sha2_step1(b,c,d,e,f,g,h,a,in[ 7], Kshared[ 7]); |
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sha2_step1(a,b,c,d,e,f,g,h,in[ 8], Kshared[ 8]); |
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sha2_step1(h,a,b,c,d,e,f,g,in[ 9], Kshared[ 9]); |
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sha2_step1(g,h,a,b,c,d,e,f,in[10], Kshared[10]); |
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sha2_step1(f,g,h,a,b,c,d,e,in[11], Kshared[11]); |
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sha2_step1(e,f,g,h,a,b,c,d,in[12], Kshared[12]); |
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sha2_step1(d,e,f,g,h,a,b,c,in[13], Kshared[13]); |
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sha2_step1(c,d,e,f,g,h,a,b,in[14], Kshared[14]); |
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sha2_step1(b,c,d,e,f,g,h,a,in[15], Kshared[15]); |
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#pragma unroll |
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for (int i=0; i<3; i++) |
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{ |
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sha2_step2(a,b,c,d,e,f,g,h,in,0, Kshared[16+16*i]); |
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sha2_step2(h,a,b,c,d,e,f,g,in,1, Kshared[17+16*i]); |
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sha2_step2(g,h,a,b,c,d,e,f,in,2, Kshared[18+16*i]); |
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sha2_step2(f,g,h,a,b,c,d,e,in,3, Kshared[19+16*i]); |
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sha2_step2(e,f,g,h,a,b,c,d,in,4, Kshared[20+16*i]); |
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sha2_step2(d,e,f,g,h,a,b,c,in,5, Kshared[21+16*i]); |
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sha2_step2(c,d,e,f,g,h,a,b,in,6, Kshared[22+16*i]); |
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sha2_step2(b,c,d,e,f,g,h,a,in,7, Kshared[23+16*i]); |
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sha2_step2(a,b,c,d,e,f,g,h,in,8, Kshared[24+16*i]); |
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sha2_step2(h,a,b,c,d,e,f,g,in,9, Kshared[25+16*i]); |
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sha2_step2(g,h,a,b,c,d,e,f,in,10,Kshared[26+16*i]); |
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sha2_step2(f,g,h,a,b,c,d,e,in,11,Kshared[27+16*i]); |
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sha2_step2(e,f,g,h,a,b,c,d,in,12,Kshared[28+16*i]); |
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sha2_step2(d,e,f,g,h,a,b,c,in,13,Kshared[29+16*i]); |
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sha2_step2(c,d,e,f,g,h,a,b,in,14,Kshared[30+16*i]); |
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sha2_step2(b,c,d,e,f,g,h,a,in,15,Kshared[31+16*i]); |
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} |
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state[0] += a; |
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state[1] += b; |
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state[2] += c; |
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state[3] += d; |
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state[4] += e; |
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state[5] += f; |
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state[6] += g; |
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state[7] += h; |
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} |
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__device__ |
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static void sha256_round_last(uint32_t* in, uint32_t* state, uint32_t* const Kshared) |
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{ |
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uint32_t a = state[0]; |
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uint32_t b = state[1]; |
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uint32_t c = state[2]; |
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uint32_t d = state[3]; |
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uint32_t e = state[4]; |
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uint32_t f = state[5]; |
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uint32_t g = state[6]; |
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uint32_t h = state[7]; |
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sha2_step1(a,b,c,d, e,f,g,h, in[ 0], Kshared[ 0]); |
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sha2_step1(h,a,b,c, d,e,f,g, in[ 1], Kshared[ 1]); |
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sha2_step1(g,h,a,b, c,d,e,f, in[ 2], Kshared[ 2]); |
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sha2_step1(f,g,h,a, b,c,d,e, in[ 3], Kshared[ 3]); |
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sha2_step1(e,f,g,h, a,b,c,d, in[ 4], Kshared[ 4]); |
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sha2_step1(d,e,f,g, h,a,b,c, in[ 5], Kshared[ 5]); |
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sha2_step1(c,d,e,f, g,h,a,b, in[ 6], Kshared[ 6]); |
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sha2_step1(b,c,d,e, f,g,h,a, in[ 7], Kshared[ 7]); |
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sha2_step1(a,b,c,d, e,f,g,h, in[ 8], Kshared[ 8]); |
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sha2_step1(h,a,b,c, d,e,f,g, in[ 9], Kshared[ 9]); |
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sha2_step1(g,h,a,b, c,d,e,f, in[10], Kshared[10]); |
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sha2_step1(f,g,h,a, b,c,d,e, in[11], Kshared[11]); |
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sha2_step1(e,f,g,h, a,b,c,d, in[12], Kshared[12]); |
||||
sha2_step1(d,e,f,g, h,a,b,c, in[13], Kshared[13]); |
||||
sha2_step1(c,d,e,f, g,h,a,b, in[14], Kshared[14]); |
||||
sha2_step1(b,c,d,e, f,g,h,a, in[15], Kshared[15]); |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<2; i++) |
||||
{ |
||||
sha2_step2(a,b,c,d, e,f,g,h, in, 0, Kshared[16+16*i]); |
||||
sha2_step2(h,a,b,c, d,e,f,g, in, 1, Kshared[17+16*i]); |
||||
sha2_step2(g,h,a,b, c,d,e,f, in, 2, Kshared[18+16*i]); |
||||
sha2_step2(f,g,h,a, b,c,d,e, in, 3, Kshared[19+16*i]); |
||||
sha2_step2(e,f,g,h, a,b,c,d, in, 4, Kshared[20+16*i]); |
||||
sha2_step2(d,e,f,g, h,a,b,c, in, 5, Kshared[21+16*i]); |
||||
sha2_step2(c,d,e,f, g,h,a,b, in, 6, Kshared[22+16*i]); |
||||
sha2_step2(b,c,d,e, f,g,h,a, in, 7, Kshared[23+16*i]); |
||||
sha2_step2(a,b,c,d, e,f,g,h, in, 8, Kshared[24+16*i]); |
||||
sha2_step2(h,a,b,c, d,e,f,g, in, 9, Kshared[25+16*i]); |
||||
sha2_step2(g,h,a,b, c,d,e,f, in,10, Kshared[26+16*i]); |
||||
sha2_step2(f,g,h,a, b,c,d,e, in,11, Kshared[27+16*i]); |
||||
sha2_step2(e,f,g,h, a,b,c,d, in,12, Kshared[28+16*i]); |
||||
sha2_step2(d,e,f,g, h,a,b,c, in,13, Kshared[29+16*i]); |
||||
sha2_step2(c,d,e,f, g,h,a,b, in,14, Kshared[30+16*i]); |
||||
sha2_step2(b,c,d,e, f,g,h,a, in,15, Kshared[31+16*i]); |
||||
} |
||||
|
||||
sha2_step2(a,b,c,d, e,f,g,h, in, 0, Kshared[16+16*2]); |
||||
sha2_step2(h,a,b,c, d,e,f,g, in, 1, Kshared[17+16*2]); |
||||
sha2_step2(g,h,a,b, c,d,e,f, in, 2, Kshared[18+16*2]); |
||||
sha2_step2(f,g,h,a, b,c,d,e, in, 3, Kshared[19+16*2]); |
||||
sha2_step2(e,f,g,h, a,b,c,d, in, 4, Kshared[20+16*2]); |
||||
sha2_step2(d,e,f,g, h,a,b,c, in, 5, Kshared[21+16*2]); |
||||
sha2_step2(c,d,e,f, g,h,a,b, in, 6, Kshared[22+16*2]); |
||||
sha2_step2(b,c,d,e, f,g,h,a, in, 7, Kshared[23+16*2]); |
||||
sha2_step2(a,b,c,d, e,f,g,h, in, 8, Kshared[24+16*2]); |
||||
sha2_step2(h,a,b,c, d,e,f,g, in, 9, Kshared[25+16*2]); |
||||
sha2_step2(g,h,a,b, c,d,e,f, in,10, Kshared[26+16*2]); |
||||
sha2_step2(f,g,h,a, b,c,d,e, in,11, Kshared[27+16*2]); |
||||
sha2_step2(e,f,g,h, a,b,c,d, in,12, Kshared[28+16*2]); |
||||
sha2_step2(d,e,f,g, h,a,b,c, in,13, Kshared[29+16*2]); |
||||
|
||||
state[6] += g; |
||||
state[7] += h; |
||||
} |
||||
|
||||
__device__ __forceinline__ |
||||
uint64_t cuda_swab32ll(uint64_t x) { |
||||
return MAKE_ULONGLONG(cuda_swab32(_LODWORD(x)), cuda_swab32(_HIDWORD(x))); |
||||
} |
||||
|
||||
__global__ |
||||
/*__launch_bounds__(256,3)*/ |
||||
void sha256q_gpu_hash_shared(const uint32_t threads, const uint32_t startNonce, uint32_t *resNonces) |
||||
{ |
||||
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
||||
|
||||
__shared__ uint32_t s_K[64*4]; |
||||
//s_K[thread & 63] = c_K[thread & 63]; |
||||
if (threadIdx.x < 64U) s_K[threadIdx.x] = c_K[threadIdx.x]; |
||||
|
||||
if (thread < threads) |
||||
{ |
||||
const uint32_t nonce = startNonce + thread; |
||||
|
||||
uint32_t dat[16]; |
||||
AS_UINT2(dat) = AS_UINT2(c_dataEnd80); |
||||
dat[ 2] = c_dataEnd80[2]; |
||||
dat[ 3] = nonce; |
||||
dat[ 4] = 0x80000000; |
||||
dat[15] = 0x280; |
||||
#pragma unroll |
||||
for (int i=5; i<15; i++) dat[i] = 0; |
||||
|
||||
uint32_t buf[8]; |
||||
#pragma unroll |
||||
for (int i=0; i<8; i+=2) AS_UINT2(&buf[i]) = AS_UINT2(&c_midstate76[i]); |
||||
//for (int i=0; i<8; i++) buf[i] = c_midstate76[i]; |
||||
|
||||
sha256_round_body(dat, buf, s_K); |
||||
|
||||
// second sha256 |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<8; i++) dat[i] = buf[i]; |
||||
dat[8] = 0x80000000; |
||||
#pragma unroll |
||||
for (int i=9; i<15; i++) dat[i] = 0; |
||||
dat[15] = 0x100; |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<8; i++) buf[i] = c_H256[i]; |
||||
|
||||
sha256_round_body(dat, buf, s_K); |
||||
|
||||
// third sha256 |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<8; i++) dat[i] = buf[i]; |
||||
dat[8] = 0x80000000; |
||||
#pragma unroll |
||||
for (int i=9; i<15; i++) dat[i] = 0; |
||||
dat[15] = 0x100; |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<8; i++) buf[i] = c_H256[i]; |
||||
|
||||
sha256_round_body(dat, buf, s_K); |
||||
|
||||
// last sha256 |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<8; i++) dat[i] = buf[i]; |
||||
dat[8] = 0x80000000; |
||||
#pragma unroll |
||||
for (int i=9; i<15; i++) dat[i] = 0; |
||||
dat[15] = 0x100; |
||||
|
||||
#pragma unroll |
||||
for (int i=0; i<8; i++) buf[i] = c_H256[i]; |
||||
|
||||
sha256_round_last(dat, buf, s_K); |
||||
|
||||
|
||||
// valid nonces |
||||
uint64_t high = cuda_swab32ll(((uint64_t*)buf)[3]); |
||||
if (high <= c_target[0]) { |
||||
//printf("%08x %08x - %016llx %016llx - %08x %08x\n", buf[7], buf[6], high, d_target[0], c_target[1], c_target[0]); |
||||
resNonces[1] = atomicExch(resNonces, nonce); |
||||
//d_target[0] = high; |
||||
} |
||||
} |
||||
} |
||||
|
||||
__host__ |
||||
void sha256q_init(int thr_id) |
||||
{ |
||||
cuda_get_arch(thr_id); |
||||
cudaMemcpyToSymbol(c_K, cpu_K, sizeof(cpu_K), 0, cudaMemcpyHostToDevice); |
||||
CUDA_SAFE_CALL(cudaMalloc(&d_resNonces[thr_id], 2*sizeof(uint32_t))); |
||||
} |
||||
|
||||
__host__ |
||||
void sha256q_free(int thr_id) |
||||
{ |
||||
if (d_resNonces[thr_id]) cudaFree(d_resNonces[thr_id]); |
||||
d_resNonces[thr_id] = NULL; |
||||
} |
||||
|
||||
__host__ |
||||
void sha256q_setBlock_80(uint32_t *pdata, uint32_t *ptarget) |
||||
{ |
||||
uint32_t _ALIGN(64) in[16], buf[8], end[4]; |
||||
for (int i=0;i<16;i++) in[i] = cuda_swab32(pdata[i]); |
||||
for (int i=0;i<8;i++) buf[i] = cpu_H256[i]; |
||||
for (int i=0;i<4;i++) end[i] = cuda_swab32(pdata[16+i]); |
||||
sha256_round_body_host(in, buf, cpu_K); |
||||
|
||||
CUDA_SAFE_CALL(cudaMemcpyToSymbol(c_midstate76, buf, 32, 0, cudaMemcpyHostToDevice)); |
||||
CUDA_SAFE_CALL(cudaMemcpyToSymbol(c_dataEnd80, end, sizeof(end), 0, cudaMemcpyHostToDevice)); |
||||
CUDA_SAFE_CALL(cudaMemcpyToSymbol(c_target, &ptarget[6], 8, 0, cudaMemcpyHostToDevice)); |
||||
CUDA_SAFE_CALL(cudaMemcpyToSymbol(d_target, &ptarget[6], 8, 0, cudaMemcpyHostToDevice)); |
||||
} |
||||
|
||||
__host__ |
||||
void sha256q_hash_80(int thr_id, uint32_t threads, uint32_t startNonce, uint32_t *resNonces) |
||||
{ |
||||
const uint32_t threadsperblock = 128; |
||||
|
||||
dim3 grid(threads/threadsperblock); |
||||
dim3 block(threadsperblock); |
||||
|
||||
CUDA_SAFE_CALL(cudaMemset(d_resNonces[thr_id], 0xFF, 2 * sizeof(uint32_t))); |
||||
cudaThreadSynchronize(); |
||||
sha256q_gpu_hash_shared <<<grid, block>>> (threads, startNonce, d_resNonces[thr_id]); |
||||
cudaThreadSynchronize(); |
||||
|
||||
CUDA_SAFE_CALL(cudaMemcpy(resNonces, d_resNonces[thr_id], 2 * sizeof(uint32_t), cudaMemcpyDeviceToHost)); |
||||
if (resNonces[0] == resNonces[1]) { |
||||
resNonces[1] = UINT32_MAX; |
||||
} |
||||
} |
||||
@ -0,0 +1,136 @@
@@ -0,0 +1,136 @@
|
||||
/** |
||||
* SHA256 4x |
||||
* by pyritepirate - 2018 |
||||
* by tpruvot@github - 2017 |
||||
*/ |
||||
|
||||
#include <miner.h> |
||||
#include <cuda_helper.h> |
||||
#include <openssl/sha.h> |
||||
|
||||
// CPU Check |
||||
extern "C" void sha256q_hash(void *output, const void *input) |
||||
{ |
||||
unsigned char _ALIGN(64) hash[64]; |
||||
SHA256_CTX sha256; |
||||
|
||||
SHA256_Init(&sha256); |
||||
SHA256_Update(&sha256, (unsigned char *)input, 80); |
||||
SHA256_Final(hash, &sha256); |
||||
|
||||
SHA256_Init(&sha256); |
||||
SHA256_Update(&sha256, hash, 32); |
||||
SHA256_Final(hash, &sha256); |
||||
|
||||
SHA256_Init(&sha256); |
||||
SHA256_Update(&sha256, hash, 32); |
||||
SHA256_Final(hash, &sha256); |
||||
|
||||
SHA256_Init(&sha256); |
||||
SHA256_Update(&sha256, hash, 32); |
||||
SHA256_Final((unsigned char *)output, &sha256); |
||||
} |
||||
|
||||
static bool init[MAX_GPUS] = { 0 }; |
||||
extern void sha256q_init(int thr_id); |
||||
extern void sha256q_free(int thr_id); |
||||
extern void sha256q_setBlock_80(uint32_t *pdata, uint32_t *ptarget); |
||||
extern void sha256q_hash_80(int thr_id, uint32_t threads, uint32_t startNonce, uint32_t *resNonces); |
||||
|
||||
extern "C" int scanhash_sha256q(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done) |
||||
{ |
||||
uint32_t _ALIGN(64) endiandata[20]; |
||||
uint32_t *pdata = work->data; |
||||
uint32_t *ptarget = work->target; |
||||
const uint32_t first_nonce = pdata[19]; |
||||
uint32_t throughput = cuda_default_throughput(thr_id, 1U << 23); |
||||
if (init[thr_id]) throughput = min(throughput, (max_nonce - first_nonce)); |
||||
|
||||
if (opt_benchmark) |
||||
((uint32_t*)ptarget)[7] = 0x03; |
||||
|
||||
if (!init[thr_id]) |
||||
{ |
||||
cudaSetDevice(device_map[thr_id]); |
||||
if (opt_cudaschedule == -1 && gpu_threads == 1) { |
||||
cudaDeviceReset(); |
||||
// reduce cpu usage |
||||
cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); |
||||
CUDA_LOG_ERROR(); |
||||
} |
||||
gpulog(LOG_INFO, thr_id, "Intensity set to %g, %u cuda threads", throughput2intensity(throughput), throughput); |
||||
|
||||
sha256q_init(thr_id); |
||||
|
||||
init[thr_id] = true; |
||||
} |
||||
|
||||
for (int k=0; k < 19; k++) |
||||
be32enc(&endiandata[k], pdata[k]); |
||||
|
||||
sha256q_setBlock_80(endiandata, ptarget); |
||||
|
||||
do { |
||||
// Hash with CUDA |
||||
*hashes_done = pdata[19] - first_nonce + throughput; |
||||
|
||||
sha256q_hash_80(thr_id, throughput, pdata[19], work->nonces); |
||||
if (work->nonces[0] != UINT32_MAX) |
||||
{ |
||||
uint32_t _ALIGN(64) vhash[8]; |
||||
|
||||
endiandata[19] = swab32(work->nonces[0]); |
||||
sha256q_hash(vhash, endiandata); |
||||
if (vhash[7] <= ptarget[7] && fulltest(vhash, ptarget)) { |
||||
work->valid_nonces = 1; |
||||
work_set_target_ratio(work, vhash); |
||||
if (work->nonces[1] != UINT32_MAX) { |
||||
endiandata[19] = swab32(work->nonces[1]); |
||||
sha256q_hash(vhash, endiandata); |
||||
if (vhash[7] <= ptarget[7] && fulltest(vhash, ptarget)) { |
||||
work->valid_nonces++; |
||||
bn_set_target_ratio(work, vhash, 1); |
||||
} |
||||
pdata[19] = max(work->nonces[0], work->nonces[1]) + 1; |
||||
} else { |
||||
pdata[19] = work->nonces[0] + 1; |
||||
} |
||||
return work->valid_nonces; |
||||
} |
||||
else if (vhash[7] > ptarget[7]) { |
||||
gpu_increment_reject(thr_id); |
||||
if (!opt_quiet) |
||||
gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", work->nonces[0]); |
||||
pdata[19] = work->nonces[0] + 1; |
||||
continue; |
||||
} |
||||
} |
||||
|
||||
if ((uint64_t) throughput + pdata[19] >= max_nonce) { |
||||
pdata[19] = max_nonce; |
||||
break; |
||||
} |
||||
|
||||
pdata[19] += throughput; |
||||
|
||||
} while (!work_restart[thr_id].restart); |
||||
|
||||
*hashes_done = pdata[19] - first_nonce; |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
// cleanup |
||||
extern "C" void free_sha256q(int thr_id) |
||||
{ |
||||
if (!init[thr_id]) |
||||
return; |
||||
|
||||
cudaThreadSynchronize(); |
||||
|
||||
sha256q_free(thr_id); |
||||
|
||||
init[thr_id] = false; |
||||
|
||||
cudaDeviceSynchronize(); |
||||
} |
||||
Loading…
Reference in new issue