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fix cuda for new headernonce setup

This commit is contained in:
John Tromp 2016-10-24 09:51:46 -04:00
parent b86a439329
commit e153e58282
1 changed files with 8 additions and 3 deletions
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11
equi_miner.cu
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@ -138,8 +138,8 @@ struct equi {
equi(const u32 n_threads) {
nthreads = n_threads;
}
void setnonce(const char *header, const u32 headerlen, const u32 nonce) {
setheader(&blake_ctx, header, headerlen, nonce);
void setheadernonce(const char *headernonce, const u32 len) {
setheader(&blake_ctx, headernonce);
checkCudaErrors(cudaMemset(nslots, 0, NBUCKETS * sizeof(u32)));
nsols = 0;
}
@ -937,6 +937,11 @@ int main(int argc, char **argv) {
printf(") with %d %d-bits digits and %d threads (%d per block)\n", NDIGITS, DIGITBITS, nthreads, tpb);
equi eq(nthreads);
char headernonce[HEADERNONCELEN];
u32 hdrlen = strlen(header);
memcpy(headernonce, header, hdrlen);
memset(headernonce+hdrlen, 0, sizeof(headernonce)-hdrlen);
u32 *heap0, *heap1;
checkCudaErrors(cudaMalloc((void**)&heap0, sizeof(digit0)));
checkCudaErrors(cudaMalloc((void**)&heap1, sizeof(digit1)));
@ -960,7 +965,7 @@ int main(int argc, char **argv) {
u32 sumnsols = 0;
for (int r = 0; r < range; r++) {
cudaEventRecord(start, NULL);
eq.setnonce(header, strlen(header), nonce+r);
eq.setheadernonce(headernonce, sizeof(headernonce));
checkCudaErrors(cudaMemcpy(device_eq, &eq, sizeof(equi), cudaMemcpyHostToDevice));
printf("Digit 0\n");
digitH<<<nthreads/tpb,tpb >>>(device_eq);