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lyra2: make_uint2 and set pool difficulty

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This commit is contained in:
Tanguy Pruvot 2014-12-15 09:47:26 +01:00
parent 7a0f7ab276
commit fa7d744a6c
2 changed files with 7 additions and 12 deletions
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18
Algo256/cuda_keccak256.cu
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@ -7,12 +7,6 @@ extern "C" {
#include "cuda_helper.h" #include "cuda_helper.h"
#ifdef _MSC_VER
#define UINT2(x,y) { x, y }
#else
#define UINT2(x,y) (uint2) { x, y }
#endif
static const uint64_t host_keccak_round_constants[24] = { static const uint64_t host_keccak_round_constants[24] = {
0x0000000000000001ull, 0x0000000000008082ull, 0x0000000000000001ull, 0x0000000000008082ull,
0x800000000000808aull, 0x8000000080008000ull, 0x800000000000808aull, 0x8000000080008000ull,
@ -188,13 +182,13 @@ void keccak256_gpu_hash_80(int threads, uint32_t startNounce, void *outputHash,
#pragma unroll 25 #pragma unroll 25
for (int i=0; i<25; i++) { for (int i=0; i<25; i++) {
if (i<9) keccak_gpu_state[i] = vectorize(c_PaddedMessage80[i]); if (i<9) keccak_gpu_state[i] = vectorize(c_PaddedMessage80[i]);
else keccak_gpu_state[i] = UINT2(0, 0); else keccak_gpu_state[i] = make_uint2(0, 0);
} }
keccak_gpu_state[9]= vectorize(c_PaddedMessage80[9]); keccak_gpu_state[9]= vectorize(c_PaddedMessage80[9]);
keccak_gpu_state[9].y = cuda_swab32(nounce); keccak_gpu_state[9].y = cuda_swab32(nounce);
keccak_gpu_state[10] = UINT2(1, 0); keccak_gpu_state[10] = make_uint2(1, 0);
keccak_gpu_state[16] = UINT2(0, 0x80000000); keccak_gpu_state[16] = make_uint2(0, 0x80000000);
keccak_blockv35(keccak_gpu_state,keccak_round_constants); keccak_blockv35(keccak_gpu_state,keccak_round_constants);
if (devectorize(keccak_gpu_state[3]) <= ((uint64_t*)pTarget)[3]) {resNounce[0] = nounce;} if (devectorize(keccak_gpu_state[3]) <= ((uint64_t*)pTarget)[3]) {resNounce[0] = nounce;}
@ -248,10 +242,10 @@ void keccak256_gpu_hash_32(int threads, uint32_t startNounce, uint64_t *outputHa
#pragma unroll 25 #pragma unroll 25
for (int i = 0; i<25; i++) { for (int i = 0; i<25; i++) {
if (i<4) keccak_gpu_state[i] = vectorize(outputHash[i*threads+thread]); if (i<4) keccak_gpu_state[i] = vectorize(outputHash[i*threads+thread]);
else keccak_gpu_state[i] = UINT2(0, 0); else keccak_gpu_state[i] = make_uint2(0, 0);
} }
keccak_gpu_state[4] = UINT2(1, 0); keccak_gpu_state[4] = make_uint2(1, 0);
keccak_gpu_state[16] = UINT2(0, 0x80000000); keccak_gpu_state[16] = make_uint2(0, 0x80000000);
keccak_blockv35(keccak_gpu_state, keccak_round_constants); keccak_blockv35(keccak_gpu_state, keccak_round_constants);
#pragma unroll 4 #pragma unroll 4

1
ccminer.cpp
View File

@ -1046,6 +1046,7 @@ static void stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
diff_to_target(work->target, sctx->job.diff / (256.0 * opt_difficulty)); diff_to_target(work->target, sctx->job.diff / (256.0 * opt_difficulty));
break; break;
case ALGO_KECCAK: case ALGO_KECCAK:
case ALGO_LYRA2:
diff_to_target(work->target, sctx->job.diff / (128.0 * opt_difficulty)); diff_to_target(work->target, sctx->job.diff / (128.0 * opt_difficulty));
break; break;
default: default: