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HostCUDA.cu
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#ifdef _WIN32
#define NOMINMAX
#endif
#ifdef CUDA_MEMPOOL
#define GPU_MEMPOOL
#endif
#ifdef CUDA_INSTRUMENT_WRS
#define GPU_INSTRUMENT_WRS
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <float.h>
// #include <cutil.h>
#include <assert.h>
#include "CudaFunctions.h"
#ifdef HEXADECAPOLE
# include "CUDAMoments.cu"
#endif
#include "HostCUDA.h"
#include "EwaldCUDA.h"
#include "wr.h"
#ifdef CUDA_TRACE
# define CUDA_TRACE_BEGIN() double trace_start_time = CmiWallTimer()
# define CUDA_TRACE_END(ID) traceUserBracketEvent(ID, trace_start_time, CmiWallTimer())
#else
# define CUDA_TRACE_BEGIN() /* */
# define CUDA_TRACE_END(ID) /* */
#endif
#define CmiMyPe() _Cmi_mype
extern int _Cmi_mype;
//extern workRequestQueue *wrQueue;
//extern void **devBuffers;
//extern cudaStream_t kernel_stream;
__device__ __constant__ EwaldReadOnlyData cachedData[1];
__device__ __constant__ EwtData ewt[NEWH];
//__constant__ constantData[88];
//
//
#ifdef CUDA_TRACE
extern "C" void traceUserBracketEvent(int e, double beginT, double endT);
extern "C" double CmiWallTimer();
#endif
void allocatePinnedHostMemory(void **ptr, int size){
if(size <= 0){
*((char **)ptr) = NULL;
#ifdef CUDA_PRINT_ERRORS
printf("allocatePinnedHostMemory: 0 size!\n");
#endif
exit(-1);
return;
}
#ifdef CUDA_MEMPOOL
*ptr = hapi_poolMalloc(size);
#else
cudaMallocHost(ptr, size);
#endif
#ifdef CUDA_PRINT_ERRORS
printf("allocatePinnedHostMemory: %s size: %d\n", cudaGetErrorString( cudaGetLastError() ), size);
#endif
}
void freePinnedHostMemory(void *ptr){
if(ptr == NULL){
#ifdef CUDA_PRINT_ERRORS
printf("freePinnedHostMemory: NULL ptr!\n");
#endif
exit(-1);
return;
}
hapi_hostFree(ptr);
#ifdef CUDA_PRINT_ERRORS
printf("freePinnedHostMemory: %s\n", cudaGetErrorString( cudaGetLastError() ));
#endif
}
/******************* Transfers ******************/
void run_DM_TRANSFER_LOCAL(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("DM_TRANSFER_LOCAL KERNELSELECT\n");
printf("mom: 0x%x\n", devBuffers[LOCAL_MOMENTS]);
printf("cores: 0x%x\n", devBuffers[LOCAL_PARTICLE_CORES]);
printf("vars: 0x%x\n", devBuffers[LOCAL_PARTICLE_VARS]);
#endif
if( wr->bufferInfo[LOCAL_MOMENTS_IDX].transferToDevice ){
hapi_hostFree(wr->bufferInfo[LOCAL_MOMENTS_IDX].hostBuffer);
}
#ifdef CUDA_PRINT_ERRORS
printf("DM_TRANSFER_LOCAL 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
if( wr->bufferInfo[LOCAL_PARTICLE_CORES_IDX].transferToDevice ){
hapi_hostFree(wr->bufferInfo[LOCAL_PARTICLE_CORES_IDX].hostBuffer);
}
#ifdef CUDA_PRINT_ERRORS
printf("DM_TRANSFER_LOCAL 1: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
if( wr->bufferInfo[LOCAL_PARTICLE_VARS_IDX].transferToDevice ){
hapi_hostFree(wr->bufferInfo[LOCAL_PARTICLE_VARS_IDX].hostBuffer);
}
#ifdef CUDA_PRINT_ERRORS
printf("DM_TRANSFER_LOCAL 2: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
}
void run_DM_TRANSFER_REMOTE_CHUNK(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("DM_TRANSFER_REMOTE_CHUNK, %d KERNELSELECT\n", wr->bufferInfo[REMOTE_MOMENTS_IDX].transferToDevice);
#endif
if( wr->bufferInfo[REMOTE_MOMENTS_IDX].transferToDevice ){
hapi_hostFree(wr->bufferInfo[REMOTE_MOMENTS_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("DM_TRANSFER_REMOTE_CHUNK 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
}
if( wr->bufferInfo[REMOTE_PARTICLE_CORES_IDX].transferToDevice ){
hapi_hostFree(wr->bufferInfo[REMOTE_PARTICLE_CORES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("DM_TRANSFER_REMOTE_CHUNK 1: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
}
}
void run_DM_TRANSFER_FREE_LOCAL(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("DM_TRANSFER_FREE_LOCAL KERNELSELECT\n");
printf("buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nlocal_moments: (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
devBuffers[LOCAL_MOMENTS]
);
#endif
}
/// @brief queue work request to tranfer local moments and particles to GPU
/// @param moments array of moments
/// @param nMoments
/// @param compactParts Array of particles
/// @param nCompactParts
/// @param mype Only used for debugging
#ifdef CUDA_INSTRUMENT_WRS
void DataManagerTransferLocalTree(CudaMultipoleMoments *moments, int nMoments, CompactPartData *compactParts, int nCompactParts, int mype, char phase) {
#else
void DataManagerTransferLocalTree(CudaMultipoleMoments *moments, int nMoments, CompactPartData *compactParts, int nCompactParts, int mype) {
#endif
workRequest transferKernel;
dataInfo *buf;
int size;
// operation will not invoke a kernel
transferKernel.dimGrid = dim3(0);
transferKernel.dimBlock = dim3(0);
transferKernel.smemSize = 0;
transferKernel.nBuffers = DM_TRANSFER_LOCAL_NBUFFERS;
/* schedule buffers for transfer to the GPU */
transferKernel.bufferInfo = (dataInfo *) malloc(transferKernel.nBuffers * sizeof(dataInfo));
buf = &(transferKernel.bufferInfo[LOCAL_MOMENTS_IDX]);
buf->bufferID = LOCAL_MOMENTS;
buf->freeBuffer = false;
size = (nMoments) * sizeof(CudaMultipoleMoments);
buf->size = size;
buf->transferToDevice = size > 0;
buf->transferFromDevice = false;
//double mill = 1e6;
//printf("(%d) DM local moments: %f mbytes\n", mype, 1.0*size/mill);
#ifdef CUDA_PRINT_ERRORS
printf("(%d) DMLocal 0000: %s\n", mype, cudaGetErrorString( cudaGetLastError() ));
#endif
if(size > 0){
#ifdef CUDA_USE_CUDAMALLOCHOST
#ifdef CUDA_MEMPOOL
buf->hostBuffer = hapi_poolMalloc(size);
#else
cudaMallocHost(&buf->hostBuffer, size);
#endif
#else
buf->hostBuffer = malloc(size);
#endif
}
else{
buf->hostBuffer = NULL;
}
#ifdef CUDA_PRINT_ERRORS
printf("(%d) DMLocal 0: %s hostBuf: 0x%x, size: %d\n", mype, cudaGetErrorString( cudaGetLastError() ), buf->hostBuffer, size );
#endif
memcpy(buf->hostBuffer, moments, size);
buf = &(transferKernel.bufferInfo[LOCAL_PARTICLE_CORES_IDX]);
buf->bufferID = LOCAL_PARTICLE_CORES;
buf->freeBuffer = false;
size = (nCompactParts)*sizeof(CompactPartData);
buf->size = size;
buf->transferToDevice = size > 0;
buf->transferFromDevice = false;
if(size > 0){
#ifdef CUDA_USE_CUDAMALLOCHOST
#ifdef CUDA_MEMPOOL
buf->hostBuffer = hapi_poolMalloc(size);
#else
cudaMallocHost(&buf->hostBuffer, size);
#endif
#else
buf->hostBuffer = malloc(size);
#endif
#ifdef CUDA_PRINT_ERRORS
printf("(%d) DMLocal 1: %s\n", mype, cudaGetErrorString( cudaGetLastError() ) );
#endif
memcpy(buf->hostBuffer, compactParts, size);
}
else{
buf->hostBuffer = NULL;
}
VariablePartData *zeroArray;
buf = &(transferKernel.bufferInfo[LOCAL_PARTICLE_VARS_IDX]);
buf->bufferID = LOCAL_PARTICLE_VARS;
buf->freeBuffer = false;
size = (nCompactParts)*sizeof(VariablePartData);
buf->size = size;
buf->transferToDevice = size > 0;
buf->transferFromDevice = false;
if(size > 0){
#ifdef CUDA_USE_CUDAMALLOCHOST
#ifdef CUDA_MEMPOOL
buf->hostBuffer = hapi_poolMalloc(size);
#else
cudaMallocHost(&buf->hostBuffer, size);
#endif
#else
buf->hostBuffer = malloc(size);
#endif
#ifdef CUDA_PRINT_ERRORS
printf("(%d) DMLocal 2: %s\n", mype, cudaGetErrorString( cudaGetLastError() ));
#endif
zeroArray = (VariablePartData *) buf->hostBuffer;
for(int i = 0; i < nCompactParts; i++){
zeroArray[i].a.x = 0.0;
zeroArray[i].a.y = 0.0;
zeroArray[i].a.z = 0.0;
zeroArray[i].potential = 0.0;
zeroArray[i].dtGrav = 0.0;
}
}
else{
buf->hostBuffer = NULL;
}
transferKernel.callbackFn = 0;
transferKernel.traceName = "xferLocal";
transferKernel.runKernel = run_DM_TRANSFER_LOCAL;
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) DM LOCAL TREE moments %d (%d) partcores %d (%d) partvars %d (%d)\n",
CmiMyPe(),
transferKernel.bufferInfo[LOCAL_MOMENTS_IDX].size,
transferKernel.bufferInfo[LOCAL_MOMENTS_IDX].transferToDevice,
transferKernel.bufferInfo[LOCAL_PARTICLE_CORES_IDX].size,
transferKernel.bufferInfo[LOCAL_PARTICLE_CORES_IDX].transferToDevice,
transferKernel.bufferInfo[LOCAL_PARTICLE_VARS_IDX].size,
transferKernel.bufferInfo[LOCAL_PARTICLE_VARS_IDX].transferToDevice
);
#endif
#ifdef CUDA_INSTRUMENT_WRS
transferKernel.chareIndex = mype;
transferKernel.compType = DM_TRANSFER_LOCAL;
transferKernel.compPhase = phase;
#endif
enqueue(&transferKernel);
}
#ifdef CUDA_INSTRUMENT_WRS
void DataManagerTransferRemoteChunk(CudaMultipoleMoments *moments, int nMoments, CompactPartData *compactParts, int nCompactParts, int mype, char phase, void *wrCallback) {
#else
void DataManagerTransferRemoteChunk(CudaMultipoleMoments *moments, int nMoments, CompactPartData *compactParts, int nCompactParts, void *wrCallback) {
#endif
workRequest transferKernel;
dataInfo *buf;
int size;
// operation will not invoke a kernel
transferKernel.dimGrid = dim3(0);
transferKernel.dimBlock = dim3(0);
transferKernel.smemSize = 0;
transferKernel.nBuffers = DM_TRANSFER_REMOTE_CHUNK_NBUFFERS;
transferKernel.bufferInfo = (dataInfo *) malloc(transferKernel.nBuffers * sizeof(dataInfo));
buf = &(transferKernel.bufferInfo[REMOTE_MOMENTS_IDX]);
buf->bufferID = REMOTE_MOMENTS;
buf->transferFromDevice = false;
buf->freeBuffer = false;
size = (nMoments) * sizeof(CudaMultipoleMoments);
buf->size = size;
buf->transferToDevice = (size > 0);
//double mill = 1e6;
//printf("DM remote moments: %f mbytes\n", 1.0*size/mill);
if(size > 0){
CUDA_MALLOC(buf->hostBuffer, size);
#ifdef CUDA_PRINT_ERRORS
printf("DMRemote 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
memcpy(buf->hostBuffer, moments, size);
}
buf = &(transferKernel.bufferInfo[REMOTE_PARTICLE_CORES_IDX]);
buf->bufferID = REMOTE_PARTICLE_CORES;
buf->transferFromDevice = false;
buf->freeBuffer = false;
size = (nCompactParts)*sizeof(CompactPartData);
buf->size = size;
buf->transferToDevice = (size > 0);
//printf("DM remote cores: %f mbytes\n", 1.0*size/mill);
if(size > 0){
CUDA_MALLOC(buf->hostBuffer, size);
#ifdef CUDA_PRINT_ERRORS
printf("DMRemote 1: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
memcpy(buf->hostBuffer, compactParts, size);
}
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) DM REMOTE CHUNK moments %d (%d) partcores %d (%d)\n",
CmiMyPe(),
transferKernel.bufferInfo[REMOTE_MOMENTS_IDX].size,
transferKernel.bufferInfo[REMOTE_MOMENTS_IDX].transferToDevice,
transferKernel.bufferInfo[REMOTE_PARTICLE_CORES_IDX].size,
transferKernel.bufferInfo[REMOTE_PARTICLE_CORES_IDX].transferToDevice
);
#endif
transferKernel.callbackFn = wrCallback;
transferKernel.traceName = "xferRemote";
transferKernel.runKernel = run_DM_TRANSFER_REMOTE_CHUNK;
#ifdef CUDA_INSTRUMENT_WRS
transferKernel.chareIndex = mype;
transferKernel.compType = DM_TRANSFER_REMOTE_CHUNK;
transferKernel.compPhase = phase;
#endif
enqueue(&transferKernel);
}
/************** Gravity *****************/
void run_TP_GRAVITY_LOCAL(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_GRAVITY_LOCAL KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nlocal_moments: (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
devBuffers[LOCAL_MOMENTS],
wr->bufferInfo[ILCELL_IDX].bufferID,
devBuffers[wr->bufferInfo[ILCELL_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILCELL_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
nodeGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CudaMultipoleMoments *)devBuffers[LOCAL_MOMENTS],
(ILCell *)devBuffers[wr->bufferInfo[ILCELL_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree((ILCell *)wr->bufferInfo[ILCELL_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_GRAVITY_LOCAL 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_LOCAL_NODE_KERNEL);
}
free((ParameterStruct *)ptr);
}
void run_TP_PART_GRAVITY_LOCAL_SMALLPHASE(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_PART_GRAVITY_LOCAL_SMALLPHASE KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
wr->bufferInfo[ILPART_IDX].bufferID,
devBuffers[wr->bufferInfo[ILPART_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILPART_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
#ifdef CUDA_2D_TB_KERNEL
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[wr->bufferInfo[MISSED_PARTS_IDX].bufferID],
(ILCell *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#else
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[wr->bufferInfo[MISSED_PARTS_IDX].bufferID],
(ILPart *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree((CompactPartData *)wr->bufferInfo[MISSED_PARTS_IDX].hostBuffer);
hapi_hostFree(wr->bufferInfo[ILPART_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_PART_GRAVITY_LOCAL_SMALLPHASE 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_LOCAL_PART_KERNEL);
}
free((ParameterStruct *)ptr);
}
void run_TP_PART_GRAVITY_LOCAL(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_PART_GRAVITY_LOCAL KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
wr->bufferInfo[ILPART_IDX].bufferID,
devBuffers[wr->bufferInfo[ILPART_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILPART_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
#ifdef CUDA_2D_TB_KERNEL
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(ILCell *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#else
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(ILPart *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree(wr->bufferInfo[ILPART_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_PART_GRAVITY_LOCAL 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_LOCAL_PART_KERNEL);
}
free((ParameterStruct *)ptr);
}
void run_TP_GRAVITY_REMOTE(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_GRAVITY_REMOTE KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nremote_moments: (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
devBuffers[REMOTE_MOMENTS],
wr->bufferInfo[ILCELL_IDX].bufferID,
devBuffers[wr->bufferInfo[ILCELL_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILCELL_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
nodeGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CudaMultipoleMoments *)devBuffers[REMOTE_MOMENTS],
(ILCell *)devBuffers[wr->bufferInfo[ILCELL_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree((ILCell *)wr->bufferInfo[ILCELL_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_GRAVITY_REMOTE 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_REMOTE_NODE_KERNEL);
}
free((ParameterStruct *)ptr);
}
void run_TP_PART_GRAVITY_REMOTE(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_PART_GRAVITY_REMOTE KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
wr->bufferInfo[ILPART_IDX].bufferID,
devBuffers[wr->bufferInfo[ILPART_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILPART_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
#ifdef CUDA_2D_TB_KERNEL
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[REMOTE_PARTICLE_CORES],
(ILCell *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#else
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[REMOTE_PARTICLE_CORES],
(ILPart *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree(wr->bufferInfo[ILPART_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_PART_GRAVITY_REMOTE 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_REMOTE_PART_KERNEL);
}
free((ParameterStruct *)ptr);
}
void run_TP_GRAVITY_REMOTE_RESUME(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_GRAVITY_REMOTE_RESUME KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nmissed_moments: %d (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
wr->bufferInfo[MISSED_MOMENTS_IDX].bufferID,
devBuffers[wr->bufferInfo[MISSED_MOMENTS_IDX].bufferID],
wr->bufferInfo[ILCELL_IDX].bufferID,
devBuffers[wr->bufferInfo[ILCELL_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILCELL_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
nodeGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CudaMultipoleMoments *)devBuffers[wr->bufferInfo[MISSED_MOMENTS_IDX].bufferID],
(ILCell *)devBuffers[wr->bufferInfo[ILCELL_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[NODE_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree((CudaMultipoleMoments *)wr->bufferInfo[MISSED_MOMENTS_IDX].hostBuffer);
hapi_hostFree((ILCell *)wr->bufferInfo[ILCELL_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[NODE_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_GRAVITY_REMOTE_RESUME 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_REMOTE_RESUME_NODE_KERNEL);
}
free((ParameterStruct *)ptr);
}
void run_TP_PART_GRAVITY_REMOTE_RESUME(workRequest *wr, cudaStream_t kernel_stream,void** devBuffers) {
ParameterStruct *ptr = (ParameterStruct *)wr->userData;
#ifdef CUDA_NOTIFY_DATA_TRANSFER_DONE
printf("TP_PART_GRAVITY_REMOTE_RESUME KERNELSELECT buffers:\nlocal_particles: (0x%x)\nlocal_particle_vars: (0x%x)\nmissed_parts: %d (0x%x)\nil_cell: %d (0x%x)\n",
devBuffers[LOCAL_PARTICLE_CORES],
devBuffers[LOCAL_PARTICLE_VARS],
wr->bufferInfo[MISSED_PARTS_IDX].bufferID,
devBuffers[wr->bufferInfo[MISSED_PARTS_IDX].bufferID],
wr->bufferInfo[ILPART_IDX].bufferID,
devBuffers[wr->bufferInfo[ILPART_IDX].bufferID]
);
#endif
if( wr->bufferInfo[ILPART_IDX].transferToDevice ){
#ifndef CUDA_NO_KERNELS
#ifdef CUDA_2D_TB_KERNEL
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[wr->bufferInfo[MISSED_PARTS_IDX].bufferID],
(ILCell *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#else
particleGravityComputation<<<wr->dimGrid, wr->dimBlock, wr->smemSize, kernel_stream>>>
(
(CompactPartData *)devBuffers[LOCAL_PARTICLE_CORES],
(VariablePartData *)devBuffers[LOCAL_PARTICLE_VARS],
(CompactPartData *)devBuffers[wr->bufferInfo[MISSED_PARTS_IDX].bufferID],
(ILPart *)devBuffers[wr->bufferInfo[ILPART_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].bufferID],
(int *)devBuffers[wr->bufferInfo[PART_BUCKET_SIZES_IDX].bufferID],
ptr->fperiod
);
#endif
#endif
CUDA_TRACE_BEGIN();
hapi_hostFree((CompactPartData *)wr->bufferInfo[MISSED_PARTS_IDX].hostBuffer);
hapi_hostFree(wr->bufferInfo[ILPART_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_START_MARKERS_IDX].hostBuffer);
hapi_hostFree((int *)wr->bufferInfo[PART_BUCKET_SIZES_IDX].hostBuffer);
#ifdef CUDA_PRINT_ERRORS
printf("TP_PART_GRAVITY_REMOTE_RESUME 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
CUDA_TRACE_END(CUDA_REMOTE_RESUME_PART_KERNEL);
}
free((ParameterStruct *)ptr);
}
void TreePieceCellListDataTransferLocal(CudaRequest *data){
int numBlocks = data->numBucketsPlusOne-1;
workRequest gravityKernel;
//dataInfo *buffer, *partCoreBuffer;
//ParameterStruct *pmtr;
gravityKernel.dimGrid = dim3(numBlocks);
#ifdef CUDA_2D_TB_KERNEL
gravityKernel.dimBlock = dim3(NODES_PER_BLOCK,PARTS_PER_BLOCK);
#else
gravityKernel.dimBlock = dim3(THREADS_PER_BLOCK);
#endif
gravityKernel.smemSize = 0;
gravityKernel.nBuffers = TP_GRAVITY_LOCAL_NBUFFERS;
/* schedule buffers for transfer to the GPU */
gravityKernel.bufferInfo = (dataInfo *) malloc(gravityKernel.nBuffers * sizeof(dataInfo));
TreePieceCellListDataTransferBasic(data, &gravityKernel);
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) TRANSFER LOCAL CELL\n", CmiMyPe());
#endif
gravityKernel.callbackFn = data->cb;
gravityKernel.traceName = "gravityLocal";
gravityKernel.runKernel = run_TP_GRAVITY_LOCAL;
#ifdef CUDA_INSTRUMENT_WRS
gravityKernel.chareIndex = data->tpIndex;
gravityKernel.compType = TP_GRAVITY_LOCAL;
gravityKernel.compPhase = data->phase;
#endif
enqueue(&gravityKernel);
}
void TreePieceCellListDataTransferRemote(CudaRequest *data){
int numBlocks = data->numBucketsPlusOne-1;
workRequest gravityKernel;
//dataInfo *buffer, *partCoreBuffer;
gravityKernel.dimGrid = dim3(numBlocks);
#ifdef CUDA_2D_TB_KERNEL
gravityKernel.dimBlock = dim3(NODES_PER_BLOCK,PARTS_PER_BLOCK);
#else
gravityKernel.dimBlock = dim3(THREADS_PER_BLOCK);
#endif
gravityKernel.smemSize = 0;
gravityKernel.nBuffers = TP_NODE_GRAVITY_REMOTE_NBUFFERS;
/* schedule buffers for transfer to the GPU */
gravityKernel.bufferInfo = (dataInfo *) malloc(gravityKernel.nBuffers * sizeof(dataInfo));
TreePieceCellListDataTransferBasic(data, &gravityKernel);
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) TRANSFER REMOTE CELL\n", CmiMyPe());
#endif
gravityKernel.callbackFn = data->cb;
gravityKernel.traceName = "gravityRemote";
gravityKernel.runKernel = run_TP_GRAVITY_REMOTE;
#ifdef CUDA_INSTRUMENT_WRS
gravityKernel.chareIndex = data->tpIndex;
gravityKernel.compType = TP_GRAVITY_REMOTE;
gravityKernel.compPhase = data->phase;
#endif
enqueue(&gravityKernel);
}
void TreePieceCellListDataTransferRemoteResume(CudaRequest *data, CudaMultipoleMoments *missedMoments, int numMissedMoments){
int numBlocks = data->numBucketsPlusOne-1;
int size;
workRequest gravityKernel;
dataInfo *buffer;
bool transfer;
gravityKernel.dimGrid = dim3(numBlocks);
#ifdef CUDA_2D_TB_KERNEL
gravityKernel.dimBlock = dim3(NODES_PER_BLOCK,PARTS_PER_BLOCK);
#else
gravityKernel.dimBlock = dim3(THREADS_PER_BLOCK);
#endif
gravityKernel.smemSize = 0;
gravityKernel.nBuffers = TP_NODE_GRAVITY_REMOTE_RESUME_NBUFFERS;
/* schedule buffers for transfer to the GPU */
gravityKernel.bufferInfo = (dataInfo *) malloc(gravityKernel.nBuffers * sizeof(dataInfo));
TreePieceCellListDataTransferBasic(data, &gravityKernel);
transfer = gravityKernel.bufferInfo[ILCELL_IDX].transferToDevice;
buffer = &(gravityKernel.bufferInfo[MISSED_MOMENTS_IDX]);
buffer->bufferID = -1;
size = (numMissedMoments) * sizeof(CudaMultipoleMoments);
buffer->size = size;
buffer->transferToDevice = transfer;
buffer->freeBuffer = transfer;
buffer->transferFromDevice = false;
if(transfer){
CUDA_MALLOC(buffer->hostBuffer, size);
#ifdef CUDA_PRINT_ERRORS
printf("TPRR 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
memcpy(buffer->hostBuffer, missedMoments, size);
}
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) TRANSFER REMOTE RESUME CELL %d (%d)\n", CmiMyPe(),
buffer->size, buffer->transferToDevice);
#endif
ParameterStruct *ptr = (ParameterStruct *)gravityKernel.userData;
ptr->numEntities = numMissedMoments;
gravityKernel.callbackFn = data->cb;
gravityKernel.traceName = "remoteResume";
gravityKernel.runKernel = run_TP_GRAVITY_REMOTE_RESUME;
#ifdef CUDA_INSTRUMENT_WRS
gravityKernel.chareIndex = data->tpIndex;
gravityKernel.compType = TP_GRAVITY_REMOTE_RESUME;
gravityKernel.compPhase = data->phase;
#endif
enqueue(&gravityKernel);
}
void TreePieceCellListDataTransferBasic(CudaRequest *data, workRequest *gravityKernel){
dataInfo *buffer;
int numBucketsPlusOne = data->numBucketsPlusOne;
int numBuckets = numBucketsPlusOne-1;
int size = (data->numInteractions) * sizeof(ILCell);
bool transfer = size > 0;
buffer = &(gravityKernel->bufferInfo[ILCELL_IDX]);
buffer->bufferID = -1;
buffer->size = size;
buffer->transferToDevice = transfer;
buffer->freeBuffer = transfer;
buffer->transferFromDevice = false;
buffer->hostBuffer = data->list;
buffer = &(gravityKernel->bufferInfo[NODE_BUCKET_MARKERS_IDX]);
buffer->bufferID = -1;
size = (numBucketsPlusOne) * sizeof(int);
buffer->size = transfer ? size : 0;
buffer->transferToDevice = transfer;
buffer->freeBuffer = transfer;
buffer->transferFromDevice = false;
buffer->hostBuffer = data->bucketMarkers;
buffer = &(gravityKernel->bufferInfo[NODE_BUCKET_START_MARKERS_IDX]);
buffer->bufferID = -1;
size = (numBuckets) * sizeof(int);
buffer->size = size;
buffer->transferToDevice = transfer;
buffer->freeBuffer = transfer;
buffer->transferFromDevice = false;
buffer->hostBuffer = data->bucketStarts;
buffer = &(gravityKernel->bufferInfo[NODE_BUCKET_SIZES_IDX]);
buffer->bufferID = -1;
buffer->size = size;
buffer->transferToDevice = transfer;
buffer->freeBuffer = transfer;
buffer->transferFromDevice = false;
buffer->hostBuffer = data->bucketSizes;
ParameterStruct *ptr = (ParameterStruct *)malloc(sizeof(ParameterStruct));
ptr->numInteractions = data->numInteractions;
ptr->numBucketsPlusOne = numBucketsPlusOne;
ptr->fperiod = data->fperiod;
gravityKernel->userData = ptr;
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) TRANSFER BASIC cells %d (%d) bucket_markers %d (%d) bucket_starts %d (%d) bucket_sizes %d (%d)\n",
CmiMyPe(),
gravityKernel->bufferInfo[ILCELL_IDX].size,
gravityKernel->bufferInfo[ILCELL_IDX].transferToDevice,
gravityKernel->bufferInfo[NODE_BUCKET_MARKERS_IDX].size,
gravityKernel->bufferInfo[NODE_BUCKET_MARKERS_IDX].transferToDevice,
gravityKernel->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].size,
gravityKernel->bufferInfo[NODE_BUCKET_START_MARKERS_IDX].transferToDevice,
gravityKernel->bufferInfo[NODE_BUCKET_SIZES_IDX].size,
gravityKernel->bufferInfo[NODE_BUCKET_SIZES_IDX].transferToDevice
);
#endif
}
void TreePiecePartListDataTransferLocalSmallPhase(CudaRequest *data, CompactPartData *particles, int len){
int numBlocks = data->numBucketsPlusOne-1;
workRequest gravityKernel;
dataInfo *buffer;
int size;
ParameterStruct *ptr;
bool transfer;
gravityKernel.dimGrid = dim3(numBlocks);
#ifdef CUDA_2D_TB_KERNEL
gravityKernel.dimBlock = dim3(NODES_PER_BLOCK_PART,PARTS_PER_BLOCK_PART);
#else
gravityKernel.dimBlock = dim3(THREADS_PER_BLOCK);
#endif
gravityKernel.smemSize = 0;
gravityKernel.nBuffers = TP_GRAVITY_LOCAL_NBUFFERS_SMALLPHASE;
/* schedule buffers for transfer to the GPU */
gravityKernel.bufferInfo = (dataInfo *) malloc(gravityKernel.nBuffers * sizeof(dataInfo));
TreePiecePartListDataTransferBasic(data, &gravityKernel);
transfer = gravityKernel.bufferInfo[ILPART_IDX].transferToDevice;
buffer = &(gravityKernel.bufferInfo[MISSED_PARTS_IDX]);
buffer->bufferID = -1;
size = (len) * sizeof(CompactPartData);
buffer->size = size;
buffer->transferToDevice = transfer;
buffer->freeBuffer = transfer;
buffer->transferFromDevice = false;
#ifdef CUDA_VERBOSE_KERNEL_ENQUEUE
printf("(%d) TRANSFER LOCAL SMALL PHASE %d (%d)\n",
CmiMyPe(),
buffer->size,
buffer->transferToDevice
);
#endif
if(transfer){
CUDA_MALLOC(buffer->hostBuffer, size);
#ifdef CUDA_PRINT_ERRORS
printf("TPPartSmallPhase 0: %s\n", cudaGetErrorString( cudaGetLastError() ) );
#endif
memcpy(buffer->hostBuffer, particles, size);
}
ptr = (ParameterStruct *)gravityKernel.userData;
ptr->numMissedCores = len;
gravityKernel.callbackFn = data->cb;
gravityKernel.traceName = "partGravityLocal";
gravityKernel.runKernel = run_TP_PART_GRAVITY_LOCAL_SMALLPHASE;
#ifdef CUDA_INSTRUMENT_WRS
gravityKernel.chareIndex = data->tpIndex;
gravityKernel.compType = TP_PART_GRAVITY_LOCAL_SMALLPHASE;
gravityKernel.compPhase = data->phase;
#endif
enqueue(&gravityKernel);
}
void TreePiecePartListDataTransferLocal(CudaRequest *data){
int numBlocks = data->numBucketsPlusOne-1;
workRequest gravityKernel;
//dataInfo *buffer, *partCoreBuffer;
gravityKernel.dimGrid = dim3(numBlocks);
#ifdef CUDA_2D_TB_KERNEL
gravityKernel.dimBlock = dim3(NODES_PER_BLOCK_PART,PARTS_PER_BLOCK_PART);
#else
gravityKernel.dimBlock = dim3(THREADS_PER_BLOCK);
#endif
gravityKernel.smemSize = 0;
gravityKernel.nBuffers = TP_GRAVITY_LOCAL_NBUFFERS;
/* schedule buffers for transfer to the GPU */
gravityKernel.bufferInfo = (dataInfo *) malloc(gravityKernel.nBuffers * sizeof(dataInfo));