GOSTCoin CUDA miner project, compatible with most nvidia cards, containing only gostd algo
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/*
* tiger-192 djm34
*
*/
/*
* tiger-192 kernel implementation.
*
* ==========================(LICENSE BEGIN)============================
*
* Copyright (c) 2014 djm34
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* ===========================(LICENSE END)=============================
*
* @author phm <phm@inbox.com>
*/
//#include <stdio.h>
#include <memory.h>
#include "cuda_helper.h"
#define HIWORD _HIWORD
#define LOWORD _LOWORD
#if 0
#define gpuErrchk(ans) { gpuAssert((ans), __FILE__, __LINE__); }
inline void gpuAssert(cudaError_t code, char *file, int line, bool abort=true)
{
if (code != cudaSuccess)
{
fprintf(stderr,"GPUassert: %s %s %d\n", cudaGetErrorString(code), file, line);
if (abort) exit(code);
}
}
#endif
extern cudaError_t MyStreamSynchronize(cudaStream_t stream, int situation, int thr_id);
__device__ __forceinline__
void bigmul(uint64_t *w, uint64_t* am, uint64_t* bm, int sizea, int sizeb, int thread)
{
int threads = 256*256*8*2;
#pragma unroll
for (int i=0;i<sizea+sizeb;i++) {w[i*threads+thread]=0;}
#pragma unroll
for (int i=0;i<sizeb;i++)
{
uint64_t c=0;
uint64_t u=0,v=0;
#pragma unroll
for (int j=0;j<sizea;j++) {
muladd128(u,v,am[j*threads+thread],bm[i*threads+thread],w[(i+j)*threads+thread],c);
w[(i+j)*threads+thread]=v;
c=u;
}
w[(i+sizea)*threads+thread]=u;
}
}
__global__
void m7_bigmul1_gpu(int threads, int sizea, int sizeb, uint64_t* am, uint64_t* bm, uint64_t *w)
{
int thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
#pragma unroll
for (int i=0;i<sizea+sizeb;i++) {w[i*threads+thread]=0;}
#pragma unroll
for (int i=0;i<sizeb;i++) {
uint64_t c=0;
uint64_t u=0,v=0;
#pragma unroll
for (int j=0;j<sizea;j++) {
muladd128(u,v,am[j*threads+thread],bm[i*threads+thread],w[(i+j)*threads+thread],c);
w[(i+j)*threads+thread]=v;
c=u;
}
w[(i+sizea)*threads+thread]=u;
}
} // thread
}
__global__
void m7_bigmul_unroll1_gpu(int threads, uint64_t* am, uint64_t* bm, uint64_t *w)
{
int thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
#pragma unroll 32
for (int i=0;i<32;i++) {
w[i*threads + thread]=0;
}
#if __CUDA_ARCH__ < 500
#pragma unroll 32
#endif
for (int i=0;i<32;i++)
{
uint64_t c=0;
uint64_t u=0,v=0;
#pragma unroll 3
for (int j=0;j<3;j++) {
muladd128(u,v,am[j*threads+thread],bm[i*threads+thread],w[(i+j)*threads+thread],c);
w[(i+j)*threads+thread]=v;
c=u;
}
w[(i+3)*threads+thread]=u;
}
} // threads
}
__global__
void m7_bigmul_unroll1_gpu_std(int threads, uint64_t* amg, uint64_t* bmg, uint64_t *wg)
{
int thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
uint64_t * am = amg + 8*thread;
uint64_t * bm = bmg + 38*thread;
uint64_t * w = wg + 38*thread;
#pragma unroll 32
for (int i=0;i<32;i++) {
w[i]=0;
}
#if __CUDA_ARCH__ < 500
#pragma unroll 32
#endif
for (int i=0;i<32;i++)
{
uint64_t c=0;
uint64_t u=0,v=0;
#pragma unroll 3
for (int j=0;j<3;j++) {
muladd128(u,v,am[j],bm[i],w[(i+j)],c);
w[(i+j)]=v;
c=u;
}
w[(i+3)]=u;
}
} // threads
}
__global__
void m7_bigmul_unroll2_gpu(int threads, uint64_t* am, uint64_t* bm, uint64_t *w)
{
int thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
#if __CUDA_ARCH__ < 500
#pragma unroll
#endif
for (int i=0;i<38;i++) {
w[i*threads+thread]=0;
}
#if __CUDA_ARCH__ < 500
#pragma unroll
#endif
for (int i=0;i<35;i++)
{
uint64_t c=0;
uint64_t u=0,v=0;
#if __CUDA_ARCH__ < 500
#pragma unroll
#endif
for (int j=0;j<3;j++) {
muladd128(u,v,am[j*threads+thread],bm[i*threads+thread],w[(i+j)*threads+thread],c);
w[(i+j)*threads+thread]=v;
c=u;
}
w[(i+3)*threads+thread]=u;
}
} // thread
}
__global__
void m7_bigmul_unroll2_gpu_std(int threads, uint64_t* amg, uint64_t* bmg, uint64_t *wg)
{
int thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
uint64_t * am = amg + 8*thread;
uint64_t * bm = bmg + 38*thread;
uint64_t * w = wg + 38*thread;
#if __CUDA_ARCH__ < 500
#pragma unroll
#endif
for (int i=0;i<38;i++) {
w[i]=0;
}
#if __CUDA_ARCH__ < 500
#pragma unroll
#endif
for (int i=0;i<35;i++)
{
uint64_t c=0;
uint64_t u=0,v=0;
#if __CUDA_ARCH__ < 500
#pragma unroll
#endif
for (int j=0;j<3;j++) {
muladd128(u,v,am[j],bm[i],w[(i+j)],c);
w[(i+j)]=v;
c=u;
}
w[(i+3)]=u;
}
} // thread
}
__host__ void m7_bigmul1_cpu(int thr_id, int threads,int len1,int len2,uint64_t* Hash1, uint64_t* Hash2,uint64_t *finalHash,int order)
{
const int threadsperblock = 256;
dim3 grid((threads + threadsperblock-1)/threadsperblock);
dim3 block(threadsperblock);
size_t shared_size =0;
m7_bigmul1_gpu<<<grid, block, shared_size>>>(threads,len1,len2,Hash1,Hash2,finalHash);
// MyStreamSynchronize(NULL, order, thr_id);
// gpuErrchk(cudaDeviceSynchronize());
// gpuErrchk(cudaThreadSynchronize());
}
__host__ void m7_bigmul_unroll1_cpu(int thr_id, int threads,uint64_t* Hash1, uint64_t* Hash2,uint64_t *finalHash,int order)
{
const int threadsperblock = 256;
dim3 grid((threads + threadsperblock-1)/threadsperblock);
dim3 block(threadsperblock);
size_t shared_size =0;
m7_bigmul_unroll1_gpu<<<grid, block, shared_size>>>(threads,Hash1,Hash2,finalHash);
}
__host__ void m7_bigmul_unroll2_cpu(int thr_id, int threads,uint64_t* Hash1, uint64_t* Hash2,uint64_t *finalHash,int order)
{
const int threadsperblock = 256;
dim3 grid((threads + threadsperblock-1)/threadsperblock);
dim3 block(threadsperblock);
size_t shared_size =0;
m7_bigmul_unroll2_gpu<<<grid, block, shared_size>>>(threads,Hash1,Hash2,finalHash);
}
__host__ void m7_bigmul_init(int thr_id, int threads)
{
// why I am here ?
}