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Had managed to drop the accelerator_barrier() in the Wilson Compressor gather

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This commit is contained in:
Peter Boyle 2023-03-30 17:34:44 -04:00
parent 866f48391a
commit af64c1c6b6
2 changed files with 3 additions and 2 deletions
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1
Grid/stencil/Stencil.h
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@ -434,6 +434,7 @@ public:
//////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////
void CommunicateBegin(std::vector<std::vector<CommsRequest_t> > &reqs) void CommunicateBegin(std::vector<std::vector<CommsRequest_t> > &reqs)
{ {
accelerator_barrier();
for(int i=0;i<Packets.size();i++){ for(int i=0;i<Packets.size();i++){
_grid->StencilSendToRecvFromBegin(MpiReqs, _grid->StencilSendToRecvFromBegin(MpiReqs,
Packets[i].send_buf, Packets[i].send_buf,

4
Grid/threads/Accelerator.h
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@ -458,8 +458,8 @@ inline void acceleratorCopySynchronise(void) { hipStreamSynchronize(copyStream);
// Common on all GPU targets // Common on all GPU targets
////////////////////////////////////////////// //////////////////////////////////////////////
#if defined(GRID_SYCL) || defined(GRID_CUDA) || defined(GRID_HIP) #if defined(GRID_SYCL) || defined(GRID_CUDA) || defined(GRID_HIP)
#define accelerator_forNB( iter1, num1, nsimd, ... ) accelerator_for2dNB( iter1, num1, iter2, 1, nsimd, {__VA_ARGS__} ); accelerator_barrier(dummy); // FIXME -- the non-blocking nature got broken March 30 2023 by PAB
#define accelerator_forNB( iter1, num1, nsimd, ... ) accelerator_for2dNB( iter1, num1, iter2, 1, nsimd, {__VA_ARGS__} );
#define accelerator_for( iter, num, nsimd, ... ) \ #define accelerator_for( iter, num, nsimd, ... ) \
accelerator_forNB(iter, num, nsimd, { __VA_ARGS__ } ); \ accelerator_forNB(iter, num, nsimd, { __VA_ARGS__ } ); \