#include <ReductionMgr.h>

Inheritance diagram for SubmitReductionShared:

Public Member Functions
void	submit (void) override

	~SubmitReductionShared (void)

	SubmitReductionShared (void)

Public Member Functions inherited from SubmitReduction
BigReal &	item (int i)

void	max (int i, BigReal v)

void	add (int nitems, const BigReal *arr)

virtual	~SubmitReduction (void)

Additional Inherited Members
Protected Attributes inherited from SubmitReduction
BigReal *	data

Detailed Description

Definition at line 468 of file ReductionMgr.h.

Constructor & Destructor Documentation

◆ ~SubmitReductionShared()

SubmitReductionShared::~SubmitReductionShared ( void )

inline

Definition at line 490 of file ReductionMgr.h.

490 {}

◆ SubmitReductionShared()

SubmitReductionShared::SubmitReductionShared ( void )

Definition at line 693 of file ReductionMgr.C.

References SubmitReduction::data, NAMD_bug(), REDUCTION_MAX_RESERVED, PatchData::reductionBackend, and NodeReduction::zero().

                                                  {
 #if defined(NAMD_CUDA) || defined(NAMD_HIP)
   CProxy_PatchData cpdata(CkpvAccess(BOCclass_group).patchData);
   PatchData *patchData = cpdata.ckLocalBranch();
   nodeReduction = patchData->reductionBackend;
   nodeReduction->zero();
   for (int i = 0; i < REDUCTION_MAX_RESERVED; i++) {
     my_data[i] = 0;
   }
   data = my_data;
 #else
   NAMD_bug("SubmitReductionShared is only supported with CUDA/HIP");
 #endif
 }

Member Function Documentation

◆ submit()

void SubmitReductionShared::submit ( void )

inlineoverridevirtual

Implements SubmitReduction.

Definition at line 480 of file ReductionMgr.h.

References SubmitReduction::data, ReductionValue::increment_no_lock(), NodeReduction::item(), REDUCTION_MAX_RESERVED, NodeReduction::set, and ReductionValue::valueLock.

                              {
     CmiLock(nodeReduction->set[0].valueLock);
     for (int i = 0; i < REDUCTION_MAX_RESERVED; i++) {
       if (data[i] != 0.0) {
         nodeReduction->item(i).increment_no_lock(data[i]);
         data[i] = 0.0;
       }
     }
     CmiUnlock(nodeReduction->set[0].valueLock);
   }

The documentation for this class was generated from the following files: