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960 lines
34 KiB
960 lines
34 KiB
/* |
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* sha256 + ripemd CUDA implementation for SM 5.0 GPUS (and lower) |
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* Tanguy Pruvot and Provos Alexis - Jul / Sep 2016 |
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* Sponsored by LBRY.IO team |
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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 <cuda_vector_uint2x4.h> |
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#include <miner.h> |
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__constant__ static uint32_t _ALIGN(16) c_midstate112[8]; |
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__constant__ static uint32_t _ALIGN(16) c_midbuffer112[8]; |
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__constant__ static uint32_t _ALIGN(16) c_dataEnd112[12]; |
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__constant__ const uint32_t 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(16) c_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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#ifdef __INTELLISENSE__ |
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#define atomicExch(p,y) y |
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#define __byte_perm(x,y,c) x |
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#endif |
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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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__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, uint32_t in, const uint32_t Kshared) |
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{ |
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uint32_t vxandx = (((f) ^ (g)) & (e)) ^ (g); // xandx(e, f, g); |
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uint32_t bsg21 = ROTR32(e, 6) ^ ROTR32(e, 11) ^ ROTR32(e, 25); // bsg2_1(e); |
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uint32_t bsg20 = ROTR32(a, 2) ^ ROTR32(a, 13) ^ ROTR32(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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uint32_t t1 = h + bsg21 + vxandx + Kshared + in; |
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uint32_t 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, uint32_t* in, uint32_t pc, const uint32_t Kshared) |
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{ |
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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 = ROTR32(inx1, 17) ^ ROTR32(inx1, 19) ^ SPH_T32((inx1) >> 10); //ssg2_1(inx1); |
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uint32_t ssg20 = ROTR32(inx3, 7) ^ ROTR32(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 = ROTR32(e, 6) ^ ROTR32(e, 11) ^ ROTR32(e, 25); // bsg2_1(e); |
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uint32_t bsg20 = ROTR32(a, 2) ^ ROTR32(a, 13) ^ ROTR32(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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uint32_t t1,t2; |
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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__ uint2 vectorizeswap(uint64_t v) |
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{ |
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uint2 result; |
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asm("mov.b64 {%0,%1},%2; // vectorizeswap \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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#define Maj(x, y, z) ((x & (y | z)) | (y & z)) |
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#define Ch(a, b, c) (((b^c) & a) ^ c) |
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__device__ __forceinline__ |
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static void sha2_step(const uint32_t a,const uint32_t b,const uint32_t c, uint32_t &d,const uint32_t e,const uint32_t f,const uint32_t g, uint32_t &h,const uint32_t in, const uint32_t Kshared) |
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{ |
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const uint32_t t1 = h + bsg2_1(e) + Ch(e, f, g) + Kshared + in; |
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h = t1 + bsg2_0(a) + Maj(a, b, c); |
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d+= t1; |
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} |
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__device__ __forceinline__ |
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static void sha256_round_first(uint32_t *const __restrict__ in,uint32_t *const __restrict__ buf,const uint32_t *const __restrict__ state,const uint32_t* __restrict__ Kshared) |
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{ |
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uint32_t a = buf[0] + in[11]; |
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uint32_t b = buf[1]; |
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uint32_t c = buf[2]; |
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uint32_t d = buf[3]; |
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uint32_t e = buf[4] + in[11]; |
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uint32_t f = buf[5]; |
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uint32_t g = buf[6]; |
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uint32_t h = buf[7]; |
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// 10 first steps made on host |
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//sha2_step(f,g,h,a,b,c,d,e,in[11],Kshared[11]); |
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sha2_step(e,f,g,h,a,b,c,d,in[12],Kshared[12]); |
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sha2_step(d,e,f,g,h,a,b,c,in[13],Kshared[13]); |
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sha2_step(c,d,e,f,g,h,a,b,in[14],Kshared[14]); |
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sha2_step(b,c,d,e,f,g,h,a,in[15],Kshared[15]); |
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//in is partially precomputed on host |
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in[2]+= in[11]; |
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in[4]+= ssg2_1(in[2]); |
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in[6]+= ssg2_1(in[4]); |
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in[8]+= ssg2_1(in[6]); |
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in[9]+= in[ 2]; |
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sha2_step(a,b,c,d,e,f,g,h,in[0], Kshared[16]); |
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sha2_step(h,a,b,c,d,e,f,g,in[1], Kshared[17]); |
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sha2_step(g,h,a,b,c,d,e,f,in[2], Kshared[18]); |
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sha2_step(f,g,h,a,b,c,d,e,in[3], Kshared[19]); |
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sha2_step(e,f,g,h,a,b,c,d,in[4], Kshared[20]); |
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sha2_step(d,e,f,g,h,a,b,c,in[5], Kshared[21]); |
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sha2_step(c,d,e,f,g,h,a,b,in[6], Kshared[22]); |
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sha2_step(b,c,d,e,f,g,h,a,in[7], Kshared[23]); |
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sha2_step(a,b,c,d,e,f,g,h,in[8], Kshared[24]); |
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sha2_step(h,a,b,c,d,e,f,g,in[9], Kshared[25]); |
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#pragma unroll 6 |
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for (uint32_t j = 10; j < 16; j++){ |
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in[j] = in[j] + in[(j + 9) & 15] + ssg2_0(in[(j + 1) & 15]) + ssg2_1(in[(j + 14) & 15]); |
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} |
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sha2_step(g,h,a,b,c,d,e,f,in[10],Kshared[26]); |
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sha2_step(f,g,h,a,b,c,d,e,in[11],Kshared[27]); |
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sha2_step(e,f,g,h,a,b,c,d,in[12],Kshared[28]); |
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sha2_step(d,e,f,g,h,a,b,c,in[13],Kshared[29]); |
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sha2_step(c,d,e,f,g,h,a,b,in[14],Kshared[30]); |
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sha2_step(b,c,d,e,f,g,h,a,in[15],Kshared[31]); |
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#pragma unroll 16 |
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for (uint32_t j = 0; j < 16; j++){ |
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in[j] = in[j] + in[(j + 9) & 15] + ssg2_0(in[(j + 1) & 15]) + ssg2_1(in[(j + 14) & 15]); |
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} |
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sha2_step(a,b,c,d,e,f,g,h,in[0], Kshared[16+16]); |
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sha2_step(h,a,b,c,d,e,f,g,in[1], Kshared[17+16]); |
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sha2_step(g,h,a,b,c,d,e,f,in[2], Kshared[18+16]); |
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sha2_step(f,g,h,a,b,c,d,e,in[3], Kshared[19+16]); |
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sha2_step(e,f,g,h,a,b,c,d,in[4], Kshared[20+16]); |
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sha2_step(d,e,f,g,h,a,b,c,in[5], Kshared[21+16]); |
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sha2_step(c,d,e,f,g,h,a,b,in[6], Kshared[22+16]); |
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sha2_step(b,c,d,e,f,g,h,a,in[7], Kshared[23+16]); |
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sha2_step(a,b,c,d,e,f,g,h,in[8], Kshared[24+16]); |
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sha2_step(h,a,b,c,d,e,f,g,in[9], Kshared[25+16]); |
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sha2_step(g,h,a,b,c,d,e,f,in[10],Kshared[26+16]); |
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sha2_step(f,g,h,a,b,c,d,e,in[11],Kshared[27+16]); |
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sha2_step(e,f,g,h,a,b,c,d,in[12],Kshared[28+16]); |
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sha2_step(d,e,f,g,h,a,b,c,in[13],Kshared[29+16]); |
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sha2_step(c,d,e,f,g,h,a,b,in[14],Kshared[30+16]); |
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sha2_step(b,c,d,e,f,g,h,a,in[15],Kshared[31+16]); |
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#pragma unroll 16 |
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for (uint32_t j = 0; j < 16; j++){ |
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in[j] = in[j] + in[(j + 9) & 15] + ssg2_0(in[(j + 1) & 15]) + ssg2_1(in[(j + 14) & 15]); |
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} |
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sha2_step(a,b,c,d,e,f,g,h,in[0], Kshared[16+16*2]); |
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sha2_step(h,a,b,c,d,e,f,g,in[1], Kshared[17+16*2]); |
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sha2_step(g,h,a,b,c,d,e,f,in[2], Kshared[18+16*2]); |
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sha2_step(f,g,h,a,b,c,d,e,in[3], Kshared[19+16*2]); |
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sha2_step(e,f,g,h,a,b,c,d,in[4], Kshared[20+16*2]); |
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sha2_step(d,e,f,g,h,a,b,c,in[5], Kshared[21+16*2]); |
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sha2_step(c,d,e,f,g,h,a,b,in[6], Kshared[22+16*2]); |
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sha2_step(b,c,d,e,f,g,h,a,in[7], Kshared[23+16*2]); |
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sha2_step(a,b,c,d,e,f,g,h,in[8], Kshared[24+16*2]); |
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sha2_step(h,a,b,c,d,e,f,g,in[9], Kshared[25+16*2]); |
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sha2_step(g,h,a,b,c,d,e,f,in[10],Kshared[26+16*2]); |
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sha2_step(f,g,h,a,b,c,d,e,in[11],Kshared[27+16*2]); |
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sha2_step(e,f,g,h,a,b,c,d,in[12],Kshared[28+16*2]); |
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sha2_step(d,e,f,g,h,a,b,c,in[13],Kshared[29+16*2]); |
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sha2_step(c,d,e,f,g,h,a,b,in[14],Kshared[30+16*2]); |
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sha2_step(b,c,d,e,f,g,h,a,in[15],Kshared[31+16*2]); |
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buf[ 0] = state[0] + a; |
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buf[ 1] = state[1] + b; |
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buf[ 2] = state[2] + c; |
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buf[ 3] = state[3] + d; |
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buf[ 4] = state[4] + e; |
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buf[ 5] = state[5] + f; |
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buf[ 6] = state[6] + g; |
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buf[ 7] = state[7] + h; |
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} |
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|
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__device__ __forceinline__ |
|
static void sha256_round_body(uint32_t *const __restrict__ in, uint32_t *const __restrict__ state,const uint32_t *const __restrict__ Kshared) |
|
{ |
|
uint32_t a = state[0]; |
|
uint32_t b = state[1]; |
|
uint32_t c = state[2]; |
|
uint32_t d = state[3]; |
|
uint32_t e = state[4]; |
|
uint32_t f = state[5]; |
|
uint32_t g = state[6]; |
|
uint32_t h = state[7]; |
|
|
|
sha2_step(a,b,c,d,e,f,g,h,in[0], Kshared[0]); |
|
sha2_step(h,a,b,c,d,e,f,g,in[1], Kshared[1]); |
|
sha2_step(g,h,a,b,c,d,e,f,in[2], Kshared[2]); |
|
sha2_step(f,g,h,a,b,c,d,e,in[3], Kshared[3]); |
|
sha2_step(e,f,g,h,a,b,c,d,in[4], Kshared[4]); |
|
sha2_step(d,e,f,g,h,a,b,c,in[5], Kshared[5]); |
|
sha2_step(c,d,e,f,g,h,a,b,in[6], Kshared[6]); |
|
sha2_step(b,c,d,e,f,g,h,a,in[7], Kshared[7]); |
|
sha2_step(a,b,c,d,e,f,g,h,in[8], Kshared[8]); |
|
sha2_step(h,a,b,c,d,e,f,g,in[9], Kshared[9]); |
|
sha2_step(g,h,a,b,c,d,e,f,in[10],Kshared[10]); |
|
sha2_step(f,g,h,a,b,c,d,e,in[11],Kshared[11]); |
|
sha2_step(e,f,g,h,a,b,c,d,in[12],Kshared[12]); |
|
sha2_step(d,e,f,g,h,a,b,c,in[13],Kshared[13]); |
|
sha2_step(c,d,e,f,g,h,a,b,in[14],Kshared[14]); |
|
sha2_step(b,c,d,e,f,g,h,a,in[15],Kshared[15]); |
|
|
|
#pragma unroll 3 |
|
for (uint32_t i=0; i<3; i++) |
|
{ |
|
#pragma unroll 16 |
|
for (uint32_t j = 0; j < 16; j++){ |
|
in[j] = in[j] + in[(j + 9) & 15] + ssg2_0(in[(j + 1) & 15]) + ssg2_1(in[(j + 14) & 15]); |
|
} |
|
sha2_step(a, b, c, d, e, f, g, h, in[0], Kshared[16 + 16 * i]); |
|
sha2_step(h, a, b, c, d, e, f, g, in[1], Kshared[17 + 16 * i]); |
|
sha2_step(g, h, a, b, c, d, e, f, in[2], Kshared[18 + 16 * i]); |
|
sha2_step(f, g, h, a, b, c, d, e, in[3], Kshared[19 + 16 * i]); |
|
sha2_step(e, f, g, h, a, b, c, d, in[4], Kshared[20 + 16 * i]); |
|
sha2_step(d, e, f, g, h, a, b, c, in[5], Kshared[21 + 16 * i]); |
|
sha2_step(c, d, e, f, g, h, a, b, in[6], Kshared[22 + 16 * i]); |
|
sha2_step(b, c, d, e, f, g, h, a, in[7], Kshared[23 + 16 * i]); |
|
sha2_step(a, b, c, d, e, f, g, h, in[8], Kshared[24 + 16 * i]); |
|
sha2_step(h, a, b, c, d, e, f, g, in[9], Kshared[25 + 16 * i]); |
|
sha2_step(g, h, a, b, c, d, e, f, in[10], Kshared[26 + 16 * i]); |
|
sha2_step(f, g, h, a, b, c, d, e, in[11], Kshared[27 + 16 * i]); |
|
sha2_step(e, f, g, h, a, b, c, d, in[12], Kshared[28 + 16 * i]); |
|
sha2_step(d, e, f, g, h, a, b, c, in[13], Kshared[29 + 16 * i]); |
|
sha2_step(c, d, e, f, g, h, a, b, in[14], Kshared[30 + 16 * i]); |
|
sha2_step(b, c, d, e, f, g, h, a, in[15], Kshared[31 + 16 * i]); |
|
} |
|
|
|
state[0] += a; |
|
state[1] += b; |
|
state[2] += c; |
|
state[3] += d; |
|
state[4] += e; |
|
state[5] += f; |
|
state[6] += g; |
|
state[7] += h; |
|
} |
|
|
|
__device__ __forceinline__ |
|
static void sha256_round_body_final(uint32_t *const __restrict__ in, uint32_t *const __restrict__ state,const uint32_t *const __restrict__ Kshared) |
|
{ |
|
uint32_t a = state[0]; |
|
uint32_t b = state[1]; |
|
uint32_t c = state[2]; |
|
uint32_t d = state[3]; |
|
uint32_t e = state[4]; |
|
uint32_t f = state[5]; |
|
uint32_t g = state[6]; |
|
uint32_t h = state[7]; |
|
|
|
sha2_step(a,b,c,d,e,f,g,h,in[0], Kshared[0]); |
|
sha2_step(h,a,b,c,d,e,f,g,in[1], Kshared[1]); |
|
sha2_step(g,h,a,b,c,d,e,f,in[2], Kshared[2]); |
|
sha2_step(f,g,h,a,b,c,d,e,in[3], Kshared[3]); |
|
sha2_step(e,f,g,h,a,b,c,d,in[4], Kshared[4]); |
|
sha2_step(d,e,f,g,h,a,b,c,in[5], Kshared[5]); |
|
sha2_step(c,d,e,f,g,h,a,b,in[6], Kshared[6]); |
|
sha2_step(b,c,d,e,f,g,h,a,in[7], Kshared[7]); |
|
sha2_step(a,b,c,d,e,f,g,h,in[8], Kshared[8]); |
|
sha2_step(h,a,b,c,d,e,f,g,in[9], Kshared[9]); |
|
sha2_step(g,h,a,b,c,d,e,f,in[10],Kshared[10]); |
|
sha2_step(f,g,h,a,b,c,d,e,in[11],Kshared[11]); |
|
sha2_step(e,f,g,h,a,b,c,d,in[12],Kshared[12]); |
|
sha2_step(d,e,f,g,h,a,b,c,in[13],Kshared[13]); |
|
sha2_step(c,d,e,f,g,h,a,b,in[14],Kshared[14]); |
|
sha2_step(b,c,d,e,f,g,h,a,in[15],Kshared[15]); |
|
|
|
#pragma unroll 2 |
|
for (uint32_t i=0; i<2; i++) |
|
{ |
|
#pragma unroll 16 |
|
for (uint32_t j = 0; j < 16; j++){ |
|
in[j] = in[j] + in[(j + 9) & 15] + ssg2_0(in[(j + 1) & 15]) + ssg2_1(in[(j + 14) & 15]); |
|
} |
|
sha2_step(a, b, c, d, e, f, g, h, in[0], Kshared[16 + 16 * i]); |
|
sha2_step(h, a, b, c, d, e, f, g, in[1], Kshared[17 + 16 * i]); |
|
sha2_step(g, h, a, b, c, d, e, f, in[2], Kshared[18 + 16 * i]); |
|
sha2_step(f, g, h, a, b, c, d, e, in[3], Kshared[19 + 16 * i]); |
|
sha2_step(e, f, g, h, a, b, c, d, in[4], Kshared[20 + 16 * i]); |
|
sha2_step(d, e, f, g, h, a, b, c, in[5], Kshared[21 + 16 * i]); |
|
sha2_step(c, d, e, f, g, h, a, b, in[6], Kshared[22 + 16 * i]); |
|
sha2_step(b, c, d, e, f, g, h, a, in[7], Kshared[23 + 16 * i]); |
|
sha2_step(a, b, c, d, e, f, g, h, in[8], Kshared[24 + 16 * i]); |
|
sha2_step(h, a, b, c, d, e, f, g, in[9], Kshared[25 + 16 * i]); |
|
sha2_step(g, h, a, b, c, d, e, f, in[10], Kshared[26 + 16 * i]); |
|
sha2_step(f, g, h, a, b, c, d, e, in[11], Kshared[27 + 16 * i]); |
|
sha2_step(e, f, g, h, a, b, c, d, in[12], Kshared[28 + 16 * i]); |
|
sha2_step(d, e, f, g, h, a, b, c, in[13], Kshared[29 + 16 * i]); |
|
sha2_step(c, d, e, f, g, h, a, b, in[14], Kshared[30 + 16 * i]); |
|
sha2_step(b, c, d, e, f, g, h, a, in[15], Kshared[31 + 16 * i]); |
|
} |
|
#pragma unroll 16 |
|
for (uint32_t j = 0; j < 16; j++){ |
|
in[j] = in[j] + in[(j + 9) & 15] + ssg2_0(in[(j + 1) & 15]) + ssg2_1(in[(j + 14) & 15]); |
|
} |
|
sha2_step(a, b, c, d, e, f, g, h, in[0], Kshared[16 + 16 * 2]); |
|
sha2_step(h, a, b, c, d, e, f, g, in[1], Kshared[17 + 16 * 2]); |
|
sha2_step(g, h, a, b, c, d, e, f, in[2], Kshared[18 + 16 * 2]); |
|
sha2_step(f, g, h, a, b, c, d, e, in[3], Kshared[19 + 16 * 2]); |
|
sha2_step(e, f, g, h, a, b, c, d, in[4], Kshared[20 + 16 * 2]); |
|
sha2_step(d, e, f, g, h, a, b, c, in[5], Kshared[21 + 16 * 2]); |
|
sha2_step(c, d, e, f, g, h, a, b, in[6], Kshared[22 + 16 * 2]); |
|
sha2_step(b, c, d, e, f, g, h, a, in[7], Kshared[23 + 16 * 2]); |
|
sha2_step(a, b, c, d, e, f, g, h, in[8], Kshared[24 + 16 * 2]); |
|
sha2_step(h, a, b, c, d, e, f, g, in[9], Kshared[25 + 16 * 2]); |
|
sha2_step(g, h, a, b, c, d, e, f, in[10], Kshared[26 + 16 * 2]); |
|
sha2_step(f, g, h, a, b, c, d, e, in[11], Kshared[27 + 16 * 2]); |
|
sha2_step(e, f, g, h, a, b, c, d, in[12], Kshared[28 + 16 * 2]); |
|
sha2_step(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_swab64ll(const uint32_t x, const uint32_t y) { |
|
uint64_t r; |
|
asm("prmt.b32 %1, %1, 0, 0x0123; // swab64ll\n\t" |
|
"prmt.b32 %2, %2, 0, 0x0123;\n\t" |
|
"mov.b64 %0, {%1,%2};\n\t" |
|
: "=l"(r): "r"(x), "r"(y) ); |
|
return r; |
|
} |
|
|
|
__global__ |
|
#if CUDA_VERSION > 6050 |
|
__launch_bounds__(768,2) /* to force 32 regs */ |
|
#endif |
|
void lbry_sha256d_gpu_hash_112(const uint32_t threads, const uint32_t startNonce, uint64_t *outputHash) |
|
{ |
|
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
|
uint32_t buf[8], state[8]; |
|
if (thread < threads) |
|
{ |
|
uint32_t dat[16]; |
|
|
|
#pragma unroll 11 |
|
for (uint32_t i=0; i<11; i++) dat[i] = c_dataEnd112[i]; |
|
dat[11] = startNonce + thread; |
|
dat[12] = 0x80000000; |
|
dat[13] = 0; |
|
dat[14] = 0; |
|
dat[15] = 0x380; |
|
|
|
*(uint2x4*)&state[0] = *(uint2x4*)&c_midstate112[0]; |
|
*(uint2x4*)&buf[0] = *(uint2x4*)&c_midbuffer112[0]; |
|
|
|
sha256_round_first(dat, buf, state, c_K); // no shared mem here |
|
|
|
// second sha256 |
|
|
|
*(uint2x4*)&dat[0] = *(uint2x4*)&buf[0]; |
|
|
|
dat[8] = 0x80000000; |
|
|
|
#pragma unroll 6 |
|
for (uint32_t i=9; i<15; i++) dat[i] = 0; |
|
dat[15] = 0x100; |
|
|
|
*(uint2x4*)&buf[0] = *(uint2x4*)&c_H256[0]; |
|
|
|
sha256_round_body(dat, buf, c_K); //no shared mem at all |
|
|
|
// output |
|
*(uint2*)&buf[0] = vectorizeswap(((uint64_t*)buf)[0]); |
|
*(uint2*)&buf[2] = vectorizeswap(((uint64_t*)buf)[1]); |
|
*(uint2*)&buf[4] = vectorizeswap(((uint64_t*)buf)[2]); |
|
*(uint2*)&buf[6] = vectorizeswap(((uint64_t*)buf)[3]); |
|
|
|
*(uint2x4*)&outputHash[thread<<3] = *(uint2x4*)&buf[0]; |
|
} |
|
} |
|
|
|
__host__ |
|
void lbry_sha256d_hash_112(int thr_id, uint32_t threads, uint32_t startNonce, uint32_t *d_outputHash){ |
|
|
|
const int threadsperblock = 768; |
|
|
|
dim3 grid((threads + threadsperblock - 1) / threadsperblock); |
|
dim3 block(threadsperblock); |
|
|
|
lbry_sha256d_gpu_hash_112 <<<grid, block>>> (threads, startNonce, (uint64_t*) d_outputHash); |
|
} |
|
|
|
__host__ |
|
void lbry_sha256_init(int thr_id) |
|
{ |
|
cudaMemcpyToSymbol(c_K, cpu_K, sizeof(cpu_K), 0, cudaMemcpyHostToDevice); |
|
} |
|
|
|
__host__ |
|
void lbry_sha256_setBlock_112(uint32_t *pdata){ |
|
|
|
uint32_t in[16], buf[8], end[16]; |
|
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<11;i++) end[i] = cuda_swab32(pdata[16+i]); |
|
sha256_round_body_host(in, buf, cpu_K); |
|
|
|
cudaMemcpyToSymbol(c_midstate112, buf, 32, 0, cudaMemcpyHostToDevice); |
|
|
|
uint32_t a = buf[0]; |
|
uint32_t b = buf[1]; |
|
uint32_t c = buf[2]; |
|
uint32_t d = buf[3]; |
|
uint32_t e = buf[4]; |
|
uint32_t f = buf[5]; |
|
uint32_t g = buf[6]; |
|
uint32_t h = buf[7]; |
|
|
|
sha256_step1_host(a,b,c,d,e,f,g,h,end[0], cpu_K[0]); |
|
sha256_step1_host(h,a,b,c,d,e,f,g,end[1], cpu_K[1]); |
|
sha256_step1_host(g,h,a,b,c,d,e,f,end[2], cpu_K[2]); |
|
sha256_step1_host(f,g,h,a,b,c,d,e,end[3], cpu_K[3]); |
|
sha256_step1_host(e,f,g,h,a,b,c,d,end[4], cpu_K[4]); |
|
sha256_step1_host(d,e,f,g,h,a,b,c,end[5], cpu_K[5]); |
|
sha256_step1_host(c,d,e,f,g,h,a,b,end[6], cpu_K[6]); |
|
sha256_step1_host(b,c,d,e,f,g,h,a,end[7], cpu_K[7]); |
|
sha256_step1_host(a,b,c,d,e,f,g,h,end[8], cpu_K[8]); |
|
sha256_step1_host(h,a,b,c,d,e,f,g,end[9], cpu_K[9]); |
|
sha256_step1_host(g,h,a,b,c,d,e,f,end[10],cpu_K[10]); |
|
sha256_step1_host(f, g, h, a, b, c, d, e, 0, cpu_K[11]); |
|
|
|
buf[0] = a; |
|
buf[1] = b; |
|
buf[2] = c; |
|
buf[3] = d; |
|
buf[4] = e; |
|
buf[5] = f; |
|
buf[6] = g; |
|
buf[7] = h; |
|
|
|
cudaMemcpyToSymbol(c_midbuffer112, buf, 32, 0, cudaMemcpyHostToDevice); |
|
|
|
end[12] = 0x80000000; |
|
end[13] = 0; |
|
end[14] = 0; |
|
end[15] = 0x380; |
|
uint32_t x2_0,x2_1; |
|
|
|
x2_0 = ROTR32(end[1], 7) ^ ROTR32(end[1], 18) ^ SPH_T32(end[1] >> 3); //ssg2_0(end[1]); |
|
// x2_1 = ROTR32(end[14], 17) ^ ROTR32(end[14], 19) ^ SPH_T32(end[14] >> 10) + x2_0; //ssg2_1(end[14]) + x2_0; |
|
end[0] = end[0] + end[9] + x2_0; |
|
|
|
x2_0 = ROTR32(end[2], 7) ^ ROTR32(end[2], 18) ^ SPH_T32(end[2] >> 3); |
|
x2_1 = (ROTR32(end[15], 17) ^ ROTR32(end[15], 19) ^ SPH_T32(end[15] >> 10)) + x2_0; |
|
end[1] = end[1] + end[10] + x2_1; |
|
|
|
x2_0 = ROTR32(end[3], 7) ^ ROTR32(end[3], 18) ^ SPH_T32(end[3] >> 3);//ssg2_0(end[3]); |
|
x2_1 = (ROTR32(end[0], 17) ^ ROTR32(end[0], 19) ^ SPH_T32(end[0] >> 10)) + x2_0; |
|
end[2]+= x2_1; |
|
|
|
x2_0 = ROTR32(end[4], 7) ^ ROTR32(end[4], 18) ^ SPH_T32(end[4] >> 3);//ssg2_0(end[4]); |
|
x2_1 = (ROTR32(end[1], 17) ^ ROTR32(end[1], 19) ^ SPH_T32(end[1] >> 10)) + x2_0; |
|
end[3] = end[3] + end[12] + x2_1; |
|
|
|
x2_0 = ROTR32(end[5], 7) ^ ROTR32(end[5], 18) ^ SPH_T32(end[5] >> 3);//ssg2_0(end[4]); |
|
end[4] = end[4] + end[13] + x2_0; |
|
|
|
x2_0 = ROTR32(end[6], 7) ^ ROTR32(end[6], 18) ^ SPH_T32(end[6] >> 3);//ssg2_0(end[6]); |
|
x2_1 = (ROTR32(end[3], 17) ^ ROTR32(end[3], 19) ^ SPH_T32(end[3] >> 10)) + x2_0; |
|
end[5] = end[5] + end[14] + x2_1; |
|
|
|
x2_0 = ROTR32(end[7], 7) ^ ROTR32(end[7], 18) ^ SPH_T32(end[7] >> 3);//ssg2_0(end[7]); |
|
end[6] = end[6] + end[15] + x2_0; |
|
|
|
x2_0 = ROTR32(end[8], 7) ^ ROTR32(end[8], 18) ^ SPH_T32(end[8] >> 3);//ssg2_0(end[8]); |
|
x2_1 = (ROTR32(end[5], 17) ^ ROTR32(end[5], 19) ^ SPH_T32(end[5] >> 10)) + x2_0; |
|
end[7] = end[7] + end[0] + x2_1; |
|
|
|
x2_0 = ROTR32(end[9], 7) ^ ROTR32(end[9], 18) ^ SPH_T32(end[9] >> 3);//ssg2_0(end[9]); |
|
end[8] = end[8] + end[1] + x2_0; |
|
|
|
x2_0 = ROTR32(end[10], 7) ^ ROTR32(end[10], 18) ^ SPH_T32(end[10] >> 3);//ssg2_0(end[10]); |
|
x2_1 = (ROTR32(end[7], 17) ^ ROTR32(end[7], 19) ^ SPH_T32(end[7] >> 10)) + x2_0; |
|
end[9] = end[9] + x2_1; |
|
|
|
cudaMemcpyToSymbol(c_dataEnd112, end, 12*sizeof(uint32_t), 0, cudaMemcpyHostToDevice); |
|
} |
|
|
|
// ------------------------------------------------------------------------------------------ |
|
|
|
static __constant__ const uint32_t c_IV[5] = { 0x67452301u, 0xEFCDAB89u, 0x98BADCFEu, 0x10325476u, 0xC3D2E1F0u }; |
|
|
|
static __constant__ const uint32_t c_K1[5] = { 0, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E }; |
|
|
|
static __constant__ const uint32_t c_K2[5] = { 0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0 }; |
|
|
|
__device__ __forceinline__ |
|
static uint32_t ROTATE(const uint32_t x,const uint32_t r){ |
|
if(r==8) |
|
return __byte_perm(x, 0, 0x2103); |
|
else |
|
return ROTL32(x,r); |
|
} |
|
|
|
/* |
|
* Round functions for RIPEMD-160. |
|
*/ |
|
#define F1(x, y, z) (x ^ y ^ z) |
|
#define F2(x, y, z) ((x & (y ^ z)) ^ z) |
|
#define F3(x, y, z) ((x | ~y) ^ z) |
|
#define F4(x, y, z) (y ^ ((x ^ y) & z)) |
|
#define F5(x, y, z) (x ^ (y | ~z)) |
|
|
|
/* |
|
* Round constants for RIPEMD-160. |
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*/ |
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#define RR(a, b, c, d, e, f, s, r, k) { \ |
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a = e + ROTATE((a + r + k + f(b, c, d)), s); \ |
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c = ROTL32(c, 10); \ |
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} |
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#define ROUND1(a, b, c, d, e, f, s, r, k) \ |
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RR(a[0], b[0], c[0], d[0], e[0], f, s, r, c_K1[k]) |
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#define ROUND2(a, b, c, d, e, f, s, r, k) \ |
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RR(a[1], b[1], c[1], d[1], e[1], f, s, r, c_K2[k]) |
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#define RIPEMD160_ROUND_BODY(in, h) { \ |
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uint32_t A[2], B[2], C[2], D[2], E[2]; \ |
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uint32_t tmp; \ |
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\ |
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A[0] = A[1] = h[0]; \ |
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B[0] = B[1] = h[1]; \ |
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C[0] = C[1] = h[2]; \ |
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D[0] = D[1] = h[3]; \ |
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E[0] = E[1] = h[4]; \ |
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\ |
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ROUND1(A, B, C, D, E, F1, 11, in[ 0], 0); \ |
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ROUND1(E, A, B, C, D, F1, 14, in[ 1], 0); \ |
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ROUND1(D, E, A, B, C, F1, 15, in[ 2], 0); \ |
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ROUND1(C, D, E, A, B, F1, 12, in[ 3], 0); \ |
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ROUND1(B, C, D, E, A, F1, 5, in[ 4], 0); \ |
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ROUND1(A, B, C, D, E, F1, 8, in[ 5], 0); \ |
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ROUND1(E, A, B, C, D, F1, 7, in[ 6], 0); \ |
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ROUND1(D, E, A, B, C, F1, 9, in[ 7], 0); \ |
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ROUND1(C, D, E, A, B, F1, 11, in[ 8], 0); \ |
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ROUND1(B, C, D, E, A, F1, 13, in[ 9], 0); \ |
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ROUND1(A, B, C, D, E, F1, 14, in[10], 0); \ |
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ROUND1(E, A, B, C, D, F1, 15, in[11], 0); \ |
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ROUND1(D, E, A, B, C, F1, 6, in[12], 0); \ |
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ROUND1(C, D, E, A, B, F1, 7, in[13], 0); \ |
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ROUND1(B, C, D, E, A, F1, 9, in[14], 0); \ |
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ROUND1(A, B, C, D, E, F1, 8, in[15], 0); \ |
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\ |
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ROUND1(E, A, B, C, D, F2, 7, in[ 7], 1); \ |
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ROUND1(D, E, A, B, C, F2, 6, in[ 4], 1); \ |
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ROUND1(C, D, E, A, B, F2, 8, in[13], 1); \ |
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ROUND1(B, C, D, E, A, F2, 13, in[ 1], 1); \ |
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ROUND1(A, B, C, D, E, F2, 11, in[10], 1); \ |
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ROUND1(E, A, B, C, D, F2, 9, in[ 6], 1); \ |
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ROUND1(D, E, A, B, C, F2, 7, in[15], 1); \ |
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ROUND1(C, D, E, A, B, F2, 15, in[ 3], 1); \ |
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ROUND1(B, C, D, E, A, F2, 7, in[12], 1); \ |
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ROUND1(A, B, C, D, E, F2, 12, in[ 0], 1); \ |
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ROUND1(E, A, B, C, D, F2, 15, in[ 9], 1); \ |
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ROUND1(D, E, A, B, C, F2, 9, in[ 5], 1); \ |
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ROUND1(C, D, E, A, B, F2, 11, in[ 2], 1); \ |
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ROUND1(B, C, D, E, A, F2, 7, in[14], 1); \ |
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ROUND1(A, B, C, D, E, F2, 13, in[11], 1); \ |
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ROUND1(E, A, B, C, D, F2, 12, in[ 8], 1); \ |
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\ |
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ROUND1(D, E, A, B, C, F3, 11, in[ 3], 2); \ |
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ROUND1(C, D, E, A, B, F3, 13, in[10], 2); \ |
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ROUND1(B, C, D, E, A, F3, 6, in[14], 2); \ |
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ROUND1(A, B, C, D, E, F3, 7, in[ 4], 2); \ |
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ROUND1(E, A, B, C, D, F3, 14, in[ 9], 2); \ |
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ROUND1(D, E, A, B, C, F3, 9, in[15], 2); \ |
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ROUND1(C, D, E, A, B, F3, 13, in[ 8], 2); \ |
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ROUND1(B, C, D, E, A, F3, 15, in[ 1], 2); \ |
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ROUND1(A, B, C, D, E, F3, 14, in[ 2], 2); \ |
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ROUND1(E, A, B, C, D, F3, 8, in[ 7], 2); \ |
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ROUND1(D, E, A, B, C, F3, 13, in[ 0], 2); \ |
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ROUND1(C, D, E, A, B, F3, 6, in[ 6], 2); \ |
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ROUND1(B, C, D, E, A, F3, 5, in[13], 2); \ |
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ROUND1(A, B, C, D, E, F3, 12, in[11], 2); \ |
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ROUND1(E, A, B, C, D, F3, 7, in[ 5], 2); \ |
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ROUND1(D, E, A, B, C, F3, 5, in[12], 2); \ |
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\ |
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ROUND1(C, D, E, A, B, F4, 11, in[ 1], 3); \ |
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ROUND1(B, C, D, E, A, F4, 12, in[ 9], 3); \ |
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ROUND1(A, B, C, D, E, F4, 14, in[11], 3); \ |
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ROUND1(E, A, B, C, D, F4, 15, in[10], 3); \ |
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ROUND1(D, E, A, B, C, F4, 14, in[ 0], 3); \ |
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ROUND1(C, D, E, A, B, F4, 15, in[ 8], 3); \ |
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ROUND1(B, C, D, E, A, F4, 9, in[12], 3); \ |
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ROUND1(A, B, C, D, E, F4, 8, in[ 4], 3); \ |
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ROUND1(E, A, B, C, D, F4, 9, in[13], 3); \ |
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ROUND1(D, E, A, B, C, F4, 14, in[ 3], 3); \ |
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ROUND1(C, D, E, A, B, F4, 5, in[ 7], 3); \ |
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ROUND1(B, C, D, E, A, F4, 6, in[15], 3); \ |
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ROUND1(A, B, C, D, E, F4, 8, in[14], 3); \ |
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ROUND1(E, A, B, C, D, F4, 6, in[ 5], 3); \ |
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ROUND1(D, E, A, B, C, F4, 5, in[ 6], 3); \ |
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ROUND1(C, D, E, A, B, F4, 12, in[ 2], 3); \ |
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\ |
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ROUND1(B, C, D, E, A, F5, 9, in[ 4], 4); \ |
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ROUND1(A, B, C, D, E, F5, 15, in[ 0], 4); \ |
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ROUND1(E, A, B, C, D, F5, 5, in[ 5], 4); \ |
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ROUND1(D, E, A, B, C, F5, 11, in[ 9], 4); \ |
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ROUND1(C, D, E, A, B, F5, 6, in[ 7], 4); \ |
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ROUND1(B, C, D, E, A, F5, 8, in[12], 4); \ |
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ROUND1(A, B, C, D, E, F5, 13, in[ 2], 4); \ |
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ROUND1(E, A, B, C, D, F5, 12, in[10], 4); \ |
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ROUND1(D, E, A, B, C, F5, 5, in[14], 4); \ |
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ROUND1(C, D, E, A, B, F5, 12, in[ 1], 4); \ |
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ROUND1(B, C, D, E, A, F5, 13, in[ 3], 4); \ |
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ROUND1(A, B, C, D, E, F5, 14, in[ 8], 4); \ |
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ROUND1(E, A, B, C, D, F5, 11, in[11], 4); \ |
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ROUND1(D, E, A, B, C, F5, 8, in[ 6], 4); \ |
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ROUND1(C, D, E, A, B, F5, 5, in[15], 4); \ |
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ROUND1(B, C, D, E, A, F5, 6, in[13], 4); \ |
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\ |
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ROUND2(A, B, C, D, E, F5, 8, in[ 5], 0); \ |
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ROUND2(E, A, B, C, D, F5, 9, in[14], 0); \ |
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ROUND2(D, E, A, B, C, F5, 9, in[ 7], 0); \ |
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ROUND2(C, D, E, A, B, F5, 11, in[ 0], 0); \ |
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ROUND2(B, C, D, E, A, F5, 13, in[ 9], 0); \ |
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ROUND2(A, B, C, D, E, F5, 15, in[ 2], 0); \ |
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ROUND2(E, A, B, C, D, F5, 15, in[11], 0); \ |
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ROUND2(D, E, A, B, C, F5, 5, in[ 4], 0); \ |
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ROUND2(C, D, E, A, B, F5, 7, in[13], 0); \ |
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ROUND2(B, C, D, E, A, F5, 7, in[ 6], 0); \ |
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ROUND2(A, B, C, D, E, F5, 8, in[15], 0); \ |
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ROUND2(E, A, B, C, D, F5, 11, in[ 8], 0); \ |
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ROUND2(D, E, A, B, C, F5, 14, in[ 1], 0); \ |
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ROUND2(C, D, E, A, B, F5, 14, in[10], 0); \ |
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ROUND2(B, C, D, E, A, F5, 12, in[ 3], 0); \ |
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ROUND2(A, B, C, D, E, F5, 6, in[12], 0); \ |
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\ |
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ROUND2(E, A, B, C, D, F4, 9, in[ 6], 1); \ |
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ROUND2(D, E, A, B, C, F4, 13, in[11], 1); \ |
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ROUND2(C, D, E, A, B, F4, 15, in[ 3], 1); \ |
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ROUND2(B, C, D, E, A, F4, 7, in[ 7], 1); \ |
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ROUND2(A, B, C, D, E, F4, 12, in[ 0], 1); \ |
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ROUND2(E, A, B, C, D, F4, 8, in[13], 1); \ |
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ROUND2(D, E, A, B, C, F4, 9, in[ 5], 1); \ |
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ROUND2(C, D, E, A, B, F4, 11, in[10], 1); \ |
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ROUND2(B, C, D, E, A, F4, 7, in[14], 1); \ |
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ROUND2(A, B, C, D, E, F4, 7, in[15], 1); \ |
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ROUND2(E, A, B, C, D, F4, 12, in[ 8], 1); \ |
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ROUND2(D, E, A, B, C, F4, 7, in[12], 1); \ |
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ROUND2(C, D, E, A, B, F4, 6, in[ 4], 1); \ |
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ROUND2(B, C, D, E, A, F4, 15, in[ 9], 1); \ |
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ROUND2(A, B, C, D, E, F4, 13, in[ 1], 1); \ |
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ROUND2(E, A, B, C, D, F4, 11, in[ 2], 1); \ |
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\ |
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ROUND2(D, E, A, B, C, F3, 9, in[15], 2); \ |
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ROUND2(C, D, E, A, B, F3, 7, in[ 5], 2); \ |
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ROUND2(B, C, D, E, A, F3, 15, in[ 1], 2); \ |
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ROUND2(A, B, C, D, E, F3, 11, in[ 3], 2); \ |
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ROUND2(E, A, B, C, D, F3, 8, in[ 7], 2); \ |
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ROUND2(D, E, A, B, C, F3, 6, in[14], 2); \ |
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ROUND2(C, D, E, A, B, F3, 6, in[ 6], 2); \ |
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ROUND2(B, C, D, E, A, F3, 14, in[ 9], 2); \ |
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ROUND2(A, B, C, D, E, F3, 12, in[11], 2); \ |
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ROUND2(E, A, B, C, D, F3, 13, in[ 8], 2); \ |
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ROUND2(D, E, A, B, C, F3, 5, in[12], 2); \ |
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ROUND2(C, D, E, A, B, F3, 14, in[ 2], 2); \ |
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ROUND2(B, C, D, E, A, F3, 13, in[10], 2); \ |
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ROUND2(A, B, C, D, E, F3, 13, in[ 0], 2); \ |
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ROUND2(E, A, B, C, D, F3, 7, in[ 4], 2); \ |
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ROUND2(D, E, A, B, C, F3, 5, in[13], 2); \ |
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\ |
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ROUND2(C, D, E, A, B, F2, 15, in[ 8], 3); \ |
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ROUND2(B, C, D, E, A, F2, 5, in[ 6], 3); \ |
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ROUND2(A, B, C, D, E, F2, 8, in[ 4], 3); \ |
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ROUND2(E, A, B, C, D, F2, 11, in[ 1], 3); \ |
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ROUND2(D, E, A, B, C, F2, 14, in[ 3], 3); \ |
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ROUND2(C, D, E, A, B, F2, 14, in[11], 3); \ |
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ROUND2(B, C, D, E, A, F2, 6, in[15], 3); \ |
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ROUND2(A, B, C, D, E, F2, 14, in[ 0], 3); \ |
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ROUND2(E, A, B, C, D, F2, 6, in[ 5], 3); \ |
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ROUND2(D, E, A, B, C, F2, 9, in[12], 3); \ |
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ROUND2(C, D, E, A, B, F2, 12, in[ 2], 3); \ |
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ROUND2(B, C, D, E, A, F2, 9, in[13], 3); \ |
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ROUND2(A, B, C, D, E, F2, 12, in[ 9], 3); \ |
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ROUND2(E, A, B, C, D, F2, 5, in[ 7], 3); \ |
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ROUND2(D, E, A, B, C, F2, 15, in[10], 3); \ |
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ROUND2(C, D, E, A, B, F2, 8, in[14], 3); \ |
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\ |
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ROUND2(B, C, D, E, A, F1, 8, in[12], 4); \ |
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ROUND2(A, B, C, D, E, F1, 5, in[15], 4); \ |
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ROUND2(E, A, B, C, D, F1, 12, in[10], 4); \ |
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ROUND2(D, E, A, B, C, F1, 9, in[ 4], 4); \ |
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ROUND2(C, D, E, A, B, F1, 12, in[ 1], 4); \ |
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ROUND2(B, C, D, E, A, F1, 5, in[ 5], 4); \ |
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ROUND2(A, B, C, D, E, F1, 14, in[ 8], 4); \ |
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ROUND2(E, A, B, C, D, F1, 6, in[ 7], 4); \ |
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ROUND2(D, E, A, B, C, F1, 8, in[ 6], 4); \ |
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ROUND2(C, D, E, A, B, F1, 13, in[ 2], 4); \ |
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ROUND2(B, C, D, E, A, F1, 6, in[13], 4); \ |
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ROUND2(A, B, C, D, E, F1, 5, in[14], 4); \ |
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ROUND2(E, A, B, C, D, F1, 15, in[ 0], 4); \ |
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ROUND2(D, E, A, B, C, F1, 13, in[ 3], 4); \ |
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ROUND2(C, D, E, A, B, F1, 11, in[ 9], 4); \ |
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ROUND2(B, C, D, E, A, F1, 11, in[11], 4); \ |
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\ |
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tmp = h[1] + C[0] + D[1]; \ |
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h[1] = h[2] + D[0] + E[1]; \ |
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h[2] = h[3] + E[0] + A[1]; \ |
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h[3] = h[4] + A[0] + B[1]; \ |
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h[4] = h[0] + B[0] + C[1]; \ |
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h[0] = tmp; \ |
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} |
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__global__ |
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#if CUDA_VERSION > 6050 |
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__launch_bounds__(1024,2) /* to force 32 regs */ |
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#endif |
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void lbry_ripemd(const uint32_t threads, uint64_t *Hash512){ |
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const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
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uint32_t dat[16]; |
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uint32_t h[5]; |
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uint32_t buf[8]; // align for vectorize |
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if(thread<threads){ |
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uint32_t* input = (uint32_t*) (&Hash512[thread<<3]); |
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*(uint2x4*)&dat[0] = __ldg4((uint2x4*)&input[0]); |
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dat[8] = 0x80; |
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#pragma unroll 7 |
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for (int i=9;i<16;i++) dat[i] = 0; |
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dat[14] = 0x100; // size in bits |
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#pragma unroll 5 |
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for (int i=0; i<5; i++) |
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h[i] = c_IV[i]; |
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RIPEMD160_ROUND_BODY(dat, h); |
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#pragma unroll 5 |
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for (int i=0; i<5; i++) |
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buf[i] = h[i]; |
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// second 32 bytes block hash |
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*(uint2x4*)&dat[0] = __ldg4((uint2x4*)&input[8]); |
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dat[8] = 0x80; |
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#pragma unroll 7 |
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for (int i=9;i<16;i++) dat[i] = 0; |
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dat[14] = 0x100; // size in bits |
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#pragma unroll 5 |
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for (int i=0; i<5; i++) |
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h[i] = c_IV[i]; |
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RIPEMD160_ROUND_BODY(dat, h); |
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#pragma unroll 5 |
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for (int i=0;i<5;i++) dat[i] = cuda_swab32(buf[i]); |
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#pragma unroll 5 |
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for (int i=0;i<5;i++) dat[i+5] = cuda_swab32(h[i]); |
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*(uint2x4*)&input[ 0] = *(uint2x4*)&dat[ 0]; |
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*(uint2*)&input[ 8] = *(uint2*)&dat[ 8]; |
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} |
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} |
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__global__ |
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#if CUDA_VERSION > 6050 |
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__launch_bounds__(768,2) /* to force 32 regs */ |
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#endif |
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void lbry_sha256d_gpu_hash_final(const uint32_t threads, uint64_t *Hash512, uint32_t *resNonces,const uint64_t target64) |
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{ |
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const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
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uint32_t dat[16]; |
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uint32_t buf[8]; // align for vectorize |
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if (thread < threads) |
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{ |
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// first final sha256 |
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uint32_t* input = (uint32_t*) (&Hash512[thread<<3]); |
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*(uint2x4*)&dat[0] = __ldg4((uint2x4*)&input[0]); |
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*(uint2*)&dat[8] = __ldg((uint2*)&input[8]); |
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dat[10] = 0x80000000; |
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#pragma unroll 4 |
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for (int i=11; i<15; i++) dat[i] = 0; |
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dat[15] = 0x140; |
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*(uint2x4*)&buf[0] = *(uint2x4*)&c_H256[0]; |
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sha256_round_body(dat, buf, c_K); // s_K uses too many regs |
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// second sha256 |
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*(uint2x4*)&dat[0] = *(uint2x4*)&buf[0]; |
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*(uint2x4*)&buf[0] = *(uint2x4*)&c_H256[0]; |
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dat[8] = 0x80000000; |
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#pragma unroll 6 |
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for (int i=9; i<15; i++) dat[i] = 0; |
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dat[15] = 0x100; |
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sha256_round_body_final(dat, buf, c_K); |
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// valid nonces |
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if (cuda_swab64ll(buf[ 6],buf[ 7]) <= target64) { |
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uint32_t tmp = atomicExch(&resNonces[0], thread); |
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if (tmp != UINT32_MAX) |
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resNonces[1] = tmp; |
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} |
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} |
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} |
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__host__ |
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void lbry_sha256d_hash_final(int thr_id, uint32_t threads, uint32_t *d_inputHash, uint32_t *d_resNonce, const uint64_t target64) |
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{ |
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int threadsperblock; |
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threadsperblock = 1024; |
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dim3 grid1((threads + threadsperblock - 1) / threadsperblock); |
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dim3 block1(threadsperblock); |
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threadsperblock = 768; |
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dim3 grid2((threads + threadsperblock - 1) / threadsperblock); |
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dim3 block2(threadsperblock); |
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lbry_ripemd <<<grid1, block1>>> (threads,(uint64_t*) d_inputHash); |
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lbry_sha256d_gpu_hash_final <<<grid2, block2>>> (threads, (uint64_t*) d_inputHash, d_resNonce, target64); |
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}
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